yoga 0.5.0

/*!
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
 * @generated SignedSource<<ca8d0fc235cc1444acabe3bfa20d2161>>
 * generated by gentest/gentest-driver.ts from gentest/fixtures/YGMarginTest.html
 */

extern crate ordered_float;
extern crate yoga;
mod test_utils;

use yoga::*;

#[test]
fn test_margin_start() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_flex_direction(FlexDirection::Row);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(100_f32.into()));
    root.set_height(StyleUnit::Point(100_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_margin(Edge::Start, StyleUnit::Point(10_f32.into()));
    root_child0.set_width(StyleUnit::Point(10_f32.into()));
    root.insert_child(&mut root_child0, 0);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(100_f32, root.get_layout_width());
    assert_eq!(100_f32, root.get_layout_height());

    assert_eq!(10_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(10_f32, root_child0.get_layout_width());
    assert_eq!(100_f32, root_child0.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(100_f32, root.get_layout_width());
    assert_eq!(100_f32, root.get_layout_height());

    assert_eq!(80_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(10_f32, root_child0.get_layout_width());
    assert_eq!(100_f32, root_child0.get_layout_height());
}

#[test]
fn test_margin_top() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(100_f32.into()));
    root.set_height(StyleUnit::Point(100_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_margin(Edge::Top, StyleUnit::Point(10_f32.into()));
    root_child0.set_height(StyleUnit::Point(10_f32.into()));
    root.insert_child(&mut root_child0, 0);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(100_f32, root.get_layout_width());
    assert_eq!(100_f32, root.get_layout_height());

    assert_eq!(0_f32, root_child0.get_layout_left());
    assert_eq!(10_f32, root_child0.get_layout_top());
    assert_eq!(100_f32, root_child0.get_layout_width());
    assert_eq!(10_f32, root_child0.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(100_f32, root.get_layout_width());
    assert_eq!(100_f32, root.get_layout_height());

    assert_eq!(0_f32, root_child0.get_layout_left());
    assert_eq!(10_f32, root_child0.get_layout_top());
    assert_eq!(100_f32, root_child0.get_layout_width());
    assert_eq!(10_f32, root_child0.get_layout_height());
}

#[test]
fn test_margin_end() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_flex_direction(FlexDirection::Row);
    root.set_justify_content(Justify::FlexEnd);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(100_f32.into()));
    root.set_height(StyleUnit::Point(100_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_margin(Edge::End, StyleUnit::Point(10_f32.into()));
    root_child0.set_width(StyleUnit::Point(10_f32.into()));
    root.insert_child(&mut root_child0, 0);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(100_f32, root.get_layout_width());
    assert_eq!(100_f32, root.get_layout_height());

    assert_eq!(80_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(10_f32, root_child0.get_layout_width());
    assert_eq!(100_f32, root_child0.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(100_f32, root.get_layout_width());
    assert_eq!(100_f32, root.get_layout_height());

    assert_eq!(10_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(10_f32, root_child0.get_layout_width());
    assert_eq!(100_f32, root_child0.get_layout_height());
}

#[test]
fn test_margin_bottom() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_justify_content(Justify::FlexEnd);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(100_f32.into()));
    root.set_height(StyleUnit::Point(100_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_margin(Edge::Bottom, StyleUnit::Point(10_f32.into()));
    root_child0.set_height(StyleUnit::Point(10_f32.into()));
    root.insert_child(&mut root_child0, 0);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(100_f32, root.get_layout_width());
    assert_eq!(100_f32, root.get_layout_height());

    assert_eq!(0_f32, root_child0.get_layout_left());
    assert_eq!(80_f32, root_child0.get_layout_top());
    assert_eq!(100_f32, root_child0.get_layout_width());
    assert_eq!(10_f32, root_child0.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(100_f32, root.get_layout_width());
    assert_eq!(100_f32, root.get_layout_height());

    assert_eq!(0_f32, root_child0.get_layout_left());
    assert_eq!(80_f32, root_child0.get_layout_top());
    assert_eq!(100_f32, root_child0.get_layout_width());
    assert_eq!(10_f32, root_child0.get_layout_height());
}

#[test]
fn test_margin_and_flex_row() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_flex_direction(FlexDirection::Row);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(100_f32.into()));
    root.set_height(StyleUnit::Point(100_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_flex_grow(1_f32);
    root_child0.set_margin(Edge::Start, StyleUnit::Point(10_f32.into()));
    root_child0.set_margin(Edge::End, StyleUnit::Point(10_f32.into()));
    root.insert_child(&mut root_child0, 0);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(100_f32, root.get_layout_width());
    assert_eq!(100_f32, root.get_layout_height());

    assert_eq!(10_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(80_f32, root_child0.get_layout_width());
    assert_eq!(100_f32, root_child0.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(100_f32, root.get_layout_width());
    assert_eq!(100_f32, root.get_layout_height());

    assert_eq!(10_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(80_f32, root_child0.get_layout_width());
    assert_eq!(100_f32, root_child0.get_layout_height());
}

#[test]
fn test_margin_and_flex_column() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(100_f32.into()));
    root.set_height(StyleUnit::Point(100_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_flex_grow(1_f32);
    root_child0.set_margin(Edge::Top, StyleUnit::Point(10_f32.into()));
    root_child0.set_margin(Edge::Bottom, StyleUnit::Point(10_f32.into()));
    root.insert_child(&mut root_child0, 0);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(100_f32, root.get_layout_width());
    assert_eq!(100_f32, root.get_layout_height());

    assert_eq!(0_f32, root_child0.get_layout_left());
    assert_eq!(10_f32, root_child0.get_layout_top());
    assert_eq!(100_f32, root_child0.get_layout_width());
    assert_eq!(80_f32, root_child0.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(100_f32, root.get_layout_width());
    assert_eq!(100_f32, root.get_layout_height());

    assert_eq!(0_f32, root_child0.get_layout_left());
    assert_eq!(10_f32, root_child0.get_layout_top());
    assert_eq!(100_f32, root_child0.get_layout_width());
    assert_eq!(80_f32, root_child0.get_layout_height());
}

#[test]
fn test_margin_and_stretch_row() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_flex_direction(FlexDirection::Row);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(100_f32.into()));
    root.set_height(StyleUnit::Point(100_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_flex_grow(1_f32);
    root_child0.set_margin(Edge::Top, StyleUnit::Point(10_f32.into()));
    root_child0.set_margin(Edge::Bottom, StyleUnit::Point(10_f32.into()));
    root.insert_child(&mut root_child0, 0);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(100_f32, root.get_layout_width());
    assert_eq!(100_f32, root.get_layout_height());

    assert_eq!(0_f32, root_child0.get_layout_left());
    assert_eq!(10_f32, root_child0.get_layout_top());
    assert_eq!(100_f32, root_child0.get_layout_width());
    assert_eq!(80_f32, root_child0.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(100_f32, root.get_layout_width());
    assert_eq!(100_f32, root.get_layout_height());

    assert_eq!(0_f32, root_child0.get_layout_left());
    assert_eq!(10_f32, root_child0.get_layout_top());
    assert_eq!(100_f32, root_child0.get_layout_width());
    assert_eq!(80_f32, root_child0.get_layout_height());
}

#[test]
fn test_margin_and_stretch_column() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(100_f32.into()));
    root.set_height(StyleUnit::Point(100_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_flex_grow(1_f32);
    root_child0.set_margin(Edge::Start, StyleUnit::Point(10_f32.into()));
    root_child0.set_margin(Edge::End, StyleUnit::Point(10_f32.into()));
    root.insert_child(&mut root_child0, 0);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(100_f32, root.get_layout_width());
    assert_eq!(100_f32, root.get_layout_height());

    assert_eq!(10_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(80_f32, root_child0.get_layout_width());
    assert_eq!(100_f32, root_child0.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(100_f32, root.get_layout_width());
    assert_eq!(100_f32, root.get_layout_height());

    assert_eq!(10_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(80_f32, root_child0.get_layout_width());
    assert_eq!(100_f32, root_child0.get_layout_height());
}

#[test]
fn test_margin_with_sibling_row() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_flex_direction(FlexDirection::Row);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(100_f32.into()));
    root.set_height(StyleUnit::Point(100_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_flex_grow(1_f32);
    root_child0.set_margin(Edge::End, StyleUnit::Point(10_f32.into()));
    root.insert_child(&mut root_child0, 0);

    let mut root_child1 = Node::new_with_config(&mut config);
    root_child1.set_flex_grow(1_f32);
    root.insert_child(&mut root_child1, 1);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(100_f32, root.get_layout_width());
    assert_eq!(100_f32, root.get_layout_height());

    assert_eq!(0_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(45_f32, root_child0.get_layout_width());
    assert_eq!(100_f32, root_child0.get_layout_height());

    assert_eq!(55_f32, root_child1.get_layout_left());
    assert_eq!(0_f32, root_child1.get_layout_top());
    assert_eq!(45_f32, root_child1.get_layout_width());
    assert_eq!(100_f32, root_child1.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(100_f32, root.get_layout_width());
    assert_eq!(100_f32, root.get_layout_height());

    assert_eq!(55_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(45_f32, root_child0.get_layout_width());
    assert_eq!(100_f32, root_child0.get_layout_height());

    assert_eq!(0_f32, root_child1.get_layout_left());
    assert_eq!(0_f32, root_child1.get_layout_top());
    assert_eq!(45_f32, root_child1.get_layout_width());
    assert_eq!(100_f32, root_child1.get_layout_height());
}

#[test]
fn test_margin_with_sibling_column() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(100_f32.into()));
    root.set_height(StyleUnit::Point(100_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_flex_grow(1_f32);
    root_child0.set_margin(Edge::Bottom, StyleUnit::Point(10_f32.into()));
    root.insert_child(&mut root_child0, 0);

    let mut root_child1 = Node::new_with_config(&mut config);
    root_child1.set_flex_grow(1_f32);
    root.insert_child(&mut root_child1, 1);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(100_f32, root.get_layout_width());
    assert_eq!(100_f32, root.get_layout_height());

    assert_eq!(0_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(100_f32, root_child0.get_layout_width());
    assert_eq!(45_f32, root_child0.get_layout_height());

    assert_eq!(0_f32, root_child1.get_layout_left());
    assert_eq!(55_f32, root_child1.get_layout_top());
    assert_eq!(100_f32, root_child1.get_layout_width());
    assert_eq!(45_f32, root_child1.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(100_f32, root.get_layout_width());
    assert_eq!(100_f32, root.get_layout_height());

    assert_eq!(0_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(100_f32, root_child0.get_layout_width());
    assert_eq!(45_f32, root_child0.get_layout_height());

    assert_eq!(0_f32, root_child1.get_layout_left());
    assert_eq!(55_f32, root_child1.get_layout_top());
    assert_eq!(100_f32, root_child1.get_layout_width());
    assert_eq!(45_f32, root_child1.get_layout_height());
}

#[test]
fn test_margin_auto_bottom() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_align_items(Align::Center);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(200_f32.into()));
    root.set_height(StyleUnit::Point(200_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_margin(Edge::Bottom, StyleUnit::Auto);
    root_child0.set_width(StyleUnit::Point(50_f32.into()));
    root_child0.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child0, 0);

    let mut root_child1 = Node::new_with_config(&mut config);
    root_child1.set_width(StyleUnit::Point(50_f32.into()));
    root_child1.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child1, 1);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(75_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(75_f32, root_child1.get_layout_left());
    assert_eq!(150_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(75_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(75_f32, root_child1.get_layout_left());
    assert_eq!(150_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());
}

#[test]
fn test_margin_auto_top() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_align_items(Align::Center);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(200_f32.into()));
    root.set_height(StyleUnit::Point(200_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_margin(Edge::Top, StyleUnit::Auto);
    root_child0.set_width(StyleUnit::Point(50_f32.into()));
    root_child0.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child0, 0);

    let mut root_child1 = Node::new_with_config(&mut config);
    root_child1.set_width(StyleUnit::Point(50_f32.into()));
    root_child1.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child1, 1);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(75_f32, root_child0.get_layout_left());
    assert_eq!(100_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(75_f32, root_child1.get_layout_left());
    assert_eq!(150_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(75_f32, root_child0.get_layout_left());
    assert_eq!(100_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(75_f32, root_child1.get_layout_left());
    assert_eq!(150_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());
}

#[test]
fn test_margin_auto_bottom_and_top() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_align_items(Align::Center);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(200_f32.into()));
    root.set_height(StyleUnit::Point(200_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_margin(Edge::Top, StyleUnit::Auto);
    root_child0.set_margin(Edge::Bottom, StyleUnit::Auto);
    root_child0.set_width(StyleUnit::Point(50_f32.into()));
    root_child0.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child0, 0);

    let mut root_child1 = Node::new_with_config(&mut config);
    root_child1.set_width(StyleUnit::Point(50_f32.into()));
    root_child1.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child1, 1);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(75_f32, root_child0.get_layout_left());
    assert_eq!(50_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(75_f32, root_child1.get_layout_left());
    assert_eq!(150_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(75_f32, root_child0.get_layout_left());
    assert_eq!(50_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(75_f32, root_child1.get_layout_left());
    assert_eq!(150_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());
}

#[test]
fn test_margin_auto_bottom_and_top_justify_center() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_justify_content(Justify::Center);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(200_f32.into()));
    root.set_height(StyleUnit::Point(200_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_margin(Edge::Top, StyleUnit::Auto);
    root_child0.set_margin(Edge::Bottom, StyleUnit::Auto);
    root_child0.set_width(StyleUnit::Point(50_f32.into()));
    root_child0.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child0, 0);

    let mut root_child1 = Node::new_with_config(&mut config);
    root_child1.set_width(StyleUnit::Point(50_f32.into()));
    root_child1.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child1, 1);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(0_f32, root_child0.get_layout_left());
    assert_eq!(50_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(0_f32, root_child1.get_layout_left());
    assert_eq!(150_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(150_f32, root_child0.get_layout_left());
    assert_eq!(50_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(150_f32, root_child1.get_layout_left());
    assert_eq!(150_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());
}

#[test]
fn test_margin_auto_multiple_children_column() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_align_items(Align::Center);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(200_f32.into()));
    root.set_height(StyleUnit::Point(200_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_margin(Edge::Top, StyleUnit::Auto);
    root_child0.set_width(StyleUnit::Point(50_f32.into()));
    root_child0.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child0, 0);

    let mut root_child1 = Node::new_with_config(&mut config);
    root_child1.set_margin(Edge::Top, StyleUnit::Auto);
    root_child1.set_width(StyleUnit::Point(50_f32.into()));
    root_child1.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child1, 1);

    let mut root_child2 = Node::new_with_config(&mut config);
    root_child2.set_width(StyleUnit::Point(50_f32.into()));
    root_child2.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child2, 2);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(75_f32, root_child0.get_layout_left());
    assert_eq!(25_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(75_f32, root_child1.get_layout_left());
    assert_eq!(100_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());

    assert_eq!(75_f32, root_child2.get_layout_left());
    assert_eq!(150_f32, root_child2.get_layout_top());
    assert_eq!(50_f32, root_child2.get_layout_width());
    assert_eq!(50_f32, root_child2.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(75_f32, root_child0.get_layout_left());
    assert_eq!(25_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(75_f32, root_child1.get_layout_left());
    assert_eq!(100_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());

    assert_eq!(75_f32, root_child2.get_layout_left());
    assert_eq!(150_f32, root_child2.get_layout_top());
    assert_eq!(50_f32, root_child2.get_layout_width());
    assert_eq!(50_f32, root_child2.get_layout_height());
}

#[test]
fn test_margin_auto_multiple_children_row() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_flex_direction(FlexDirection::Row);
    root.set_align_items(Align::Center);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(200_f32.into()));
    root.set_height(StyleUnit::Point(200_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_margin(Edge::Right, StyleUnit::Auto);
    root_child0.set_width(StyleUnit::Point(50_f32.into()));
    root_child0.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child0, 0);

    let mut root_child1 = Node::new_with_config(&mut config);
    root_child1.set_margin(Edge::Right, StyleUnit::Auto);
    root_child1.set_width(StyleUnit::Point(50_f32.into()));
    root_child1.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child1, 1);

    let mut root_child2 = Node::new_with_config(&mut config);
    root_child2.set_width(StyleUnit::Point(50_f32.into()));
    root_child2.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child2, 2);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(0_f32, root_child0.get_layout_left());
    assert_eq!(75_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(75_f32, root_child1.get_layout_left());
    assert_eq!(75_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());

    assert_eq!(150_f32, root_child2.get_layout_left());
    assert_eq!(75_f32, root_child2.get_layout_top());
    assert_eq!(50_f32, root_child2.get_layout_width());
    assert_eq!(50_f32, root_child2.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(125_f32, root_child0.get_layout_left());
    assert_eq!(75_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(50_f32, root_child1.get_layout_left());
    assert_eq!(75_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());

    assert_eq!(0_f32, root_child2.get_layout_left());
    assert_eq!(75_f32, root_child2.get_layout_top());
    assert_eq!(50_f32, root_child2.get_layout_width());
    assert_eq!(50_f32, root_child2.get_layout_height());
}

#[test]
fn test_margin_auto_left_and_right_column() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_flex_direction(FlexDirection::Row);
    root.set_align_items(Align::Center);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(200_f32.into()));
    root.set_height(StyleUnit::Point(200_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_margin(Edge::Left, StyleUnit::Auto);
    root_child0.set_margin(Edge::Right, StyleUnit::Auto);
    root_child0.set_width(StyleUnit::Point(50_f32.into()));
    root_child0.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child0, 0);

    let mut root_child1 = Node::new_with_config(&mut config);
    root_child1.set_width(StyleUnit::Point(50_f32.into()));
    root_child1.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child1, 1);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(50_f32, root_child0.get_layout_left());
    assert_eq!(75_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(150_f32, root_child1.get_layout_left());
    assert_eq!(75_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(100_f32, root_child0.get_layout_left());
    assert_eq!(75_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(0_f32, root_child1.get_layout_left());
    assert_eq!(75_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());
}

#[test]
fn test_margin_auto_left_and_right() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(200_f32.into()));
    root.set_height(StyleUnit::Point(200_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_margin(Edge::Left, StyleUnit::Auto);
    root_child0.set_margin(Edge::Right, StyleUnit::Auto);
    root_child0.set_width(StyleUnit::Point(50_f32.into()));
    root_child0.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child0, 0);

    let mut root_child1 = Node::new_with_config(&mut config);
    root_child1.set_width(StyleUnit::Point(50_f32.into()));
    root_child1.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child1, 1);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(75_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(0_f32, root_child1.get_layout_left());
    assert_eq!(50_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(75_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(150_f32, root_child1.get_layout_left());
    assert_eq!(50_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());
}

#[test]
fn test_margin_auto_start_and_end_column() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_flex_direction(FlexDirection::Row);
    root.set_align_items(Align::Center);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(200_f32.into()));
    root.set_height(StyleUnit::Point(200_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_margin(Edge::Start, StyleUnit::Auto);
    root_child0.set_margin(Edge::End, StyleUnit::Auto);
    root_child0.set_width(StyleUnit::Point(50_f32.into()));
    root_child0.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child0, 0);

    let mut root_child1 = Node::new_with_config(&mut config);
    root_child1.set_width(StyleUnit::Point(50_f32.into()));
    root_child1.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child1, 1);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(50_f32, root_child0.get_layout_left());
    assert_eq!(75_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(150_f32, root_child1.get_layout_left());
    assert_eq!(75_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(100_f32, root_child0.get_layout_left());
    assert_eq!(75_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(0_f32, root_child1.get_layout_left());
    assert_eq!(75_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());
}

#[test]
fn test_margin_auto_start_and_end() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(200_f32.into()));
    root.set_height(StyleUnit::Point(200_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_margin(Edge::Start, StyleUnit::Auto);
    root_child0.set_margin(Edge::End, StyleUnit::Auto);
    root_child0.set_width(StyleUnit::Point(50_f32.into()));
    root_child0.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child0, 0);

    let mut root_child1 = Node::new_with_config(&mut config);
    root_child1.set_width(StyleUnit::Point(50_f32.into()));
    root_child1.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child1, 1);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(75_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(0_f32, root_child1.get_layout_left());
    assert_eq!(50_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(75_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(150_f32, root_child1.get_layout_left());
    assert_eq!(50_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());
}

#[test]
fn test_margin_auto_left_and_right_column_and_center() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_align_items(Align::Center);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(200_f32.into()));
    root.set_height(StyleUnit::Point(200_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_margin(Edge::Left, StyleUnit::Auto);
    root_child0.set_margin(Edge::Right, StyleUnit::Auto);
    root_child0.set_width(StyleUnit::Point(50_f32.into()));
    root_child0.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child0, 0);

    let mut root_child1 = Node::new_with_config(&mut config);
    root_child1.set_width(StyleUnit::Point(50_f32.into()));
    root_child1.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child1, 1);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(75_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(75_f32, root_child1.get_layout_left());
    assert_eq!(50_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(75_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(75_f32, root_child1.get_layout_left());
    assert_eq!(50_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());
}

#[test]
fn test_margin_auto_left() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_align_items(Align::Center);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(200_f32.into()));
    root.set_height(StyleUnit::Point(200_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_margin(Edge::Left, StyleUnit::Auto);
    root_child0.set_width(StyleUnit::Point(50_f32.into()));
    root_child0.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child0, 0);

    let mut root_child1 = Node::new_with_config(&mut config);
    root_child1.set_width(StyleUnit::Point(50_f32.into()));
    root_child1.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child1, 1);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(150_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(75_f32, root_child1.get_layout_left());
    assert_eq!(50_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(150_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(75_f32, root_child1.get_layout_left());
    assert_eq!(50_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());
}

#[test]
fn test_margin_auto_right() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_align_items(Align::Center);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(200_f32.into()));
    root.set_height(StyleUnit::Point(200_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_margin(Edge::Right, StyleUnit::Auto);
    root_child0.set_width(StyleUnit::Point(50_f32.into()));
    root_child0.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child0, 0);

    let mut root_child1 = Node::new_with_config(&mut config);
    root_child1.set_width(StyleUnit::Point(50_f32.into()));
    root_child1.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child1, 1);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(0_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(75_f32, root_child1.get_layout_left());
    assert_eq!(50_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(0_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(75_f32, root_child1.get_layout_left());
    assert_eq!(50_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());
}

#[test]
fn test_margin_auto_left_and_right_stretch() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_flex_direction(FlexDirection::Row);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(200_f32.into()));
    root.set_height(StyleUnit::Point(200_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_margin(Edge::Left, StyleUnit::Auto);
    root_child0.set_margin(Edge::Right, StyleUnit::Auto);
    root_child0.set_width(StyleUnit::Point(50_f32.into()));
    root_child0.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child0, 0);

    let mut root_child1 = Node::new_with_config(&mut config);
    root_child1.set_width(StyleUnit::Point(50_f32.into()));
    root_child1.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child1, 1);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(50_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(150_f32, root_child1.get_layout_left());
    assert_eq!(0_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(100_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(0_f32, root_child1.get_layout_left());
    assert_eq!(0_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());
}

#[test]
fn test_margin_auto_top_and_bottom_stretch() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(200_f32.into()));
    root.set_height(StyleUnit::Point(200_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_margin(Edge::Top, StyleUnit::Auto);
    root_child0.set_margin(Edge::Bottom, StyleUnit::Auto);
    root_child0.set_width(StyleUnit::Point(50_f32.into()));
    root_child0.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child0, 0);

    let mut root_child1 = Node::new_with_config(&mut config);
    root_child1.set_width(StyleUnit::Point(50_f32.into()));
    root_child1.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child1, 1);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(0_f32, root_child0.get_layout_left());
    assert_eq!(50_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(0_f32, root_child1.get_layout_left());
    assert_eq!(150_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(150_f32, root_child0.get_layout_left());
    assert_eq!(50_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(50_f32, root_child0.get_layout_height());

    assert_eq!(150_f32, root_child1.get_layout_left());
    assert_eq!(150_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());
}

#[test]
fn test_margin_should_not_be_part_of_max_height() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(250_f32.into()));
    root.set_height(StyleUnit::Point(250_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_margin(Edge::Top, StyleUnit::Point(20_f32.into()));
    root_child0.set_width(StyleUnit::Point(100_f32.into()));
    root_child0.set_height(StyleUnit::Point(100_f32.into()));
    root_child0.set_max_height(StyleUnit::Point(100_f32.into()));
    root.insert_child(&mut root_child0, 0);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(250_f32, root.get_layout_width());
    assert_eq!(250_f32, root.get_layout_height());

    assert_eq!(0_f32, root_child0.get_layout_left());
    assert_eq!(20_f32, root_child0.get_layout_top());
    assert_eq!(100_f32, root_child0.get_layout_width());
    assert_eq!(100_f32, root_child0.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(250_f32, root.get_layout_width());
    assert_eq!(250_f32, root.get_layout_height());

    assert_eq!(150_f32, root_child0.get_layout_left());
    assert_eq!(20_f32, root_child0.get_layout_top());
    assert_eq!(100_f32, root_child0.get_layout_width());
    assert_eq!(100_f32, root_child0.get_layout_height());
}

#[test]
fn test_margin_should_not_be_part_of_max_width() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(250_f32.into()));
    root.set_height(StyleUnit::Point(250_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_margin(Edge::Left, StyleUnit::Point(20_f32.into()));
    root_child0.set_width(StyleUnit::Point(100_f32.into()));
    root_child0.set_max_width(StyleUnit::Point(100_f32.into()));
    root_child0.set_height(StyleUnit::Point(100_f32.into()));
    root.insert_child(&mut root_child0, 0);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(250_f32, root.get_layout_width());
    assert_eq!(250_f32, root.get_layout_height());

    assert_eq!(20_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(100_f32, root_child0.get_layout_width());
    assert_eq!(100_f32, root_child0.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(250_f32, root.get_layout_width());
    assert_eq!(250_f32, root.get_layout_height());

    assert_eq!(150_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(100_f32, root_child0.get_layout_width());
    assert_eq!(100_f32, root_child0.get_layout_height());
}

#[test]
fn test_margin_auto_left_right_child_bigger_than_parent() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_justify_content(Justify::Center);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(52_f32.into()));
    root.set_height(StyleUnit::Point(52_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_margin(Edge::Left, StyleUnit::Auto);
    root_child0.set_margin(Edge::Right, StyleUnit::Auto);
    root_child0.set_width(StyleUnit::Point(72_f32.into()));
    root_child0.set_height(StyleUnit::Point(72_f32.into()));
    root.insert_child(&mut root_child0, 0);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(52_f32, root.get_layout_width());
    assert_eq!(52_f32, root.get_layout_height());

    assert_eq!(0_f32, root_child0.get_layout_left());
    assert_eq!(-10_f32, root_child0.get_layout_top());
    assert_eq!(72_f32, root_child0.get_layout_width());
    assert_eq!(72_f32, root_child0.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(52_f32, root.get_layout_width());
    assert_eq!(52_f32, root.get_layout_height());

    assert_eq!(-20_f32, root_child0.get_layout_left());
    assert_eq!(-10_f32, root_child0.get_layout_top());
    assert_eq!(72_f32, root_child0.get_layout_width());
    assert_eq!(72_f32, root_child0.get_layout_height());
}

#[test]
fn test_margin_auto_left_child_bigger_than_parent() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_justify_content(Justify::Center);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(52_f32.into()));
    root.set_height(StyleUnit::Point(52_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_margin(Edge::Left, StyleUnit::Auto);
    root_child0.set_width(StyleUnit::Point(72_f32.into()));
    root_child0.set_height(StyleUnit::Point(72_f32.into()));
    root.insert_child(&mut root_child0, 0);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(52_f32, root.get_layout_width());
    assert_eq!(52_f32, root.get_layout_height());

    assert_eq!(0_f32, root_child0.get_layout_left());
    assert_eq!(-10_f32, root_child0.get_layout_top());
    assert_eq!(72_f32, root_child0.get_layout_width());
    assert_eq!(72_f32, root_child0.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(52_f32, root.get_layout_width());
    assert_eq!(52_f32, root.get_layout_height());

    assert_eq!(-20_f32, root_child0.get_layout_left());
    assert_eq!(-10_f32, root_child0.get_layout_top());
    assert_eq!(72_f32, root_child0.get_layout_width());
    assert_eq!(72_f32, root_child0.get_layout_height());
}

#[test]
fn test_margin_fix_left_auto_right_child_bigger_than_parent() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_justify_content(Justify::Center);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(52_f32.into()));
    root.set_height(StyleUnit::Point(52_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_margin(Edge::Left, StyleUnit::Point(10_f32.into()));
    root_child0.set_margin(Edge::Right, StyleUnit::Auto);
    root_child0.set_width(StyleUnit::Point(72_f32.into()));
    root_child0.set_height(StyleUnit::Point(72_f32.into()));
    root.insert_child(&mut root_child0, 0);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(52_f32, root.get_layout_width());
    assert_eq!(52_f32, root.get_layout_height());

    assert_eq!(10_f32, root_child0.get_layout_left());
    assert_eq!(-10_f32, root_child0.get_layout_top());
    assert_eq!(72_f32, root_child0.get_layout_width());
    assert_eq!(72_f32, root_child0.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(52_f32, root.get_layout_width());
    assert_eq!(52_f32, root.get_layout_height());

    assert_eq!(-20_f32, root_child0.get_layout_left());
    assert_eq!(-10_f32, root_child0.get_layout_top());
    assert_eq!(72_f32, root_child0.get_layout_width());
    assert_eq!(72_f32, root_child0.get_layout_height());
}

#[test]
fn test_margin_auto_left_fix_right_child_bigger_than_parent() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_justify_content(Justify::Center);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(52_f32.into()));
    root.set_height(StyleUnit::Point(52_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_margin(Edge::Left, StyleUnit::Auto);
    root_child0.set_margin(Edge::Right, StyleUnit::Point(10_f32.into()));
    root_child0.set_width(StyleUnit::Point(72_f32.into()));
    root_child0.set_height(StyleUnit::Point(72_f32.into()));
    root.insert_child(&mut root_child0, 0);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(52_f32, root.get_layout_width());
    assert_eq!(52_f32, root.get_layout_height());

    assert_eq!(0_f32, root_child0.get_layout_left());
    assert_eq!(-10_f32, root_child0.get_layout_top());
    assert_eq!(72_f32, root_child0.get_layout_width());
    assert_eq!(72_f32, root_child0.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(52_f32, root.get_layout_width());
    assert_eq!(52_f32, root.get_layout_height());

    assert_eq!(-30_f32, root_child0.get_layout_left());
    assert_eq!(-10_f32, root_child0.get_layout_top());
    assert_eq!(72_f32, root_child0.get_layout_width());
    assert_eq!(72_f32, root_child0.get_layout_height());
}

#[test]
fn test_margin_auto_top_stretching_child() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_align_items(Align::Center);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(200_f32.into()));
    root.set_height(StyleUnit::Point(200_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_flex_grow(1_f32);
    root_child0.set_flex_shrink(1_f32);
    root_child0.set_flex_basis(StyleUnit::Percent(0_f32.into()));
    root_child0.set_margin(Edge::Top, StyleUnit::Auto);
    root.insert_child(&mut root_child0, 0);

    let mut root_child1 = Node::new_with_config(&mut config);
    root_child1.set_width(StyleUnit::Point(50_f32.into()));
    root_child1.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child1, 1);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(100_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(0_f32, root_child0.get_layout_width());
    assert_eq!(150_f32, root_child0.get_layout_height());

    assert_eq!(75_f32, root_child1.get_layout_left());
    assert_eq!(150_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(100_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(0_f32, root_child0.get_layout_width());
    assert_eq!(150_f32, root_child0.get_layout_height());

    assert_eq!(75_f32, root_child1.get_layout_left());
    assert_eq!(150_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());
}

#[test]
fn test_margin_auto_left_stretching_child() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_align_items(Align::Center);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(200_f32.into()));
    root.set_height(StyleUnit::Point(200_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_flex_grow(1_f32);
    root_child0.set_flex_shrink(1_f32);
    root_child0.set_flex_basis(StyleUnit::Percent(0_f32.into()));
    root_child0.set_margin(Edge::Left, StyleUnit::Auto);
    root.insert_child(&mut root_child0, 0);

    let mut root_child1 = Node::new_with_config(&mut config);
    root_child1.set_width(StyleUnit::Point(50_f32.into()));
    root_child1.set_height(StyleUnit::Point(50_f32.into()));
    root.insert_child(&mut root_child1, 1);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(200_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(0_f32, root_child0.get_layout_width());
    assert_eq!(150_f32, root_child0.get_layout_height());

    assert_eq!(75_f32, root_child1.get_layout_left());
    assert_eq!(150_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(200_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(0_f32, root_child0.get_layout_width());
    assert_eq!(150_f32, root_child0.get_layout_height());

    assert_eq!(75_f32, root_child1.get_layout_left());
    assert_eq!(150_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(50_f32, root_child1.get_layout_height());
}

#[test]
fn test_margin_auto_overflowing_container() {
    let mut config = Config::new();

    let mut root = Node::new_with_config(&mut config);
    root.set_align_items(Align::Center);
    root.set_position_type(PositionType::Absolute);
    root.set_width(StyleUnit::Point(200_f32.into()));
    root.set_height(StyleUnit::Point(200_f32.into()));

    let mut root_child0 = Node::new_with_config(&mut config);
    root_child0.set_margin(Edge::Bottom, StyleUnit::Auto);
    root_child0.set_width(StyleUnit::Point(50_f32.into()));
    root_child0.set_height(StyleUnit::Point(150_f32.into()));
    root.insert_child(&mut root_child0, 0);

    let mut root_child1 = Node::new_with_config(&mut config);
    root_child1.set_width(StyleUnit::Point(50_f32.into()));
    root_child1.set_height(StyleUnit::Point(150_f32.into()));
    root.insert_child(&mut root_child1, 1);
    root.calculate_layout(Undefined, Undefined, Direction::LTR);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(75_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(150_f32, root_child0.get_layout_height());

    assert_eq!(75_f32, root_child1.get_layout_left());
    assert_eq!(150_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(150_f32, root_child1.get_layout_height());

    root.calculate_layout(Undefined, Undefined, Direction::RTL);

    assert_eq!(0_f32, root.get_layout_left());
    assert_eq!(0_f32, root.get_layout_top());
    assert_eq!(200_f32, root.get_layout_width());
    assert_eq!(200_f32, root.get_layout_height());

    assert_eq!(75_f32, root_child0.get_layout_left());
    assert_eq!(0_f32, root_child0.get_layout_top());
    assert_eq!(50_f32, root_child0.get_layout_width());
    assert_eq!(150_f32, root_child0.get_layout_height());

    assert_eq!(75_f32, root_child1.get_layout_left());
    assert_eq!(150_f32, root_child1.get_layout_top());
    assert_eq!(50_f32, root_child1.get_layout_width());
    assert_eq!(150_f32, root_child1.get_layout_height());
}