ruSTLa 0.38.0

A reStructuredText → LarST ⊂ LaTeX transpiler.
Documentation 
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/*!
A submodule for testing math blocks.

Copyright © 2020 Santtu Söderholm
*/

use super::*;

#[cfg(test)]
#[test]
fn math_block_01() {
    let src =
        r"
.. math::
  :name: name
  :class: class

  \alpha + \beta = \gamma

"
    .lines()
    .map(|s| s.to_string())
    .collect::<Vec<String>>();

    let mut doctree = DocTree::new(PathBuf::from("test"));

    let mut parser = Parser::new(src, doctree, 0, 0, State::Body, 0);

    doctree = parser.parse().unwrap_tree();
    doctree = doctree.walk_to_root();
    doctree.print_tree();

    match doctree
        .shared_child(0).unwrap().shared_data() {
        TreeNodeType::MathBlock {
            math_block,
            name,
            class,
        } => {
            assert_eq!(math_block.as_str(), r"\alpha + \beta = \gamma");
            assert_eq!(name.as_ref().unwrap().as_str(), r"name");
            assert_eq!(class.as_ref().unwrap().as_str(), r"class");
        }
        _ => panic!(),
    }
}

#[test]
fn math_block_02() {
    let src =
        r#"
.. math::
  :name: name
  :class: class

  (1) \alpha + \beta = \gamma
  \delta

  Another block with math (printed as "Anotherblockwithmath" in LaTeX)

"#
    .lines()
    .map(|s| s.to_string())
    .collect::<Vec<String>>();

    let mut doctree = DocTree::new(PathBuf::from("test"));

    let mut parser = Parser::new(src, doctree, 0, 0, State::Body, 0);

    doctree = parser.parse().unwrap_tree();
    doctree = doctree.walk_to_root();
    doctree.print_tree();

    match doctree
        .shared_child(0).unwrap().shared_data() {
        TreeNodeType::MathBlock {
            math_block: block_text,
            name,
            class,
        } => {
            assert_eq!(
                block_text.as_str(),
"(1) \\alpha + \\beta = \\gamma\n\\delta"
            );
            assert_eq!(name.as_ref().unwrap().as_str(), r"name1");
            assert_eq!(class.as_ref().unwrap().as_str(), r"class");
        }
        _ => panic!(),
    }

    match doctree
        .shared_child(1).unwrap().shared_data() {
        TreeNodeType::MathBlock {
            math_block: block_text,
            name,
            class,
        } => {
            assert_eq!(
                block_text.as_str(),
                r#"Another block with math (printed as "Anotherblockwithmath" in LaTeX)"#
            );
            assert_eq!(name.as_ref().unwrap().as_str(), r"name2");
            assert_eq!(class.as_ref().unwrap().as_str(), r"class");
        }
        _ => panic!(),
    }
}