livesplit-core 0.13.0

livesplit-core is a library that provides a lot of functionality for creating a speedrun timer.
Documentation 
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use crate::run::{ComparisonError, Editor, RenameError};
use crate::{Run, Segment};

#[test]
fn adding_a_new_comparison_works() {
    let mut run = Run::new();
    run.push_segment(Segment::new("s"));
    let mut editor = Editor::new(run).unwrap();
    let c = editor.add_comparison("My Comparison");
    assert_eq!(c, Ok(()));
}

#[test]
fn adding_a_duplicate_fails() {
    let mut run = Run::new();
    run.push_segment(Segment::new("s"));
    let mut editor = Editor::new(run).unwrap();
    let c = editor.add_comparison("Best Segments");
    assert_eq!(c, Err(ComparisonError::DuplicateName));
}

#[test]
fn renaming_works() {
    let mut run = Run::new();
    run.push_segment(Segment::new("s"));
    run.add_custom_comparison("Custom").ok();
    let mut editor = Editor::new(run).unwrap();
    let c = editor.rename_comparison("Custom", "My Comparison");
    assert_eq!(c, Ok(()));
}

#[test]
fn renaming_a_missing_comparison_fails() {
    let mut run = Run::new();
    run.push_segment(Segment::new("s"));
    run.add_custom_comparison("Custom").ok();
    let mut editor = Editor::new(run).unwrap();
    let c = editor.rename_comparison("Bad", "My Comparison");
    assert_eq!(c, Err(RenameError::OldNameNotFound));
}

#[test]
fn renaming_to_a_race_name_fails() {
    let mut run = Run::new();
    run.push_segment(Segment::new("s"));
    run.add_custom_comparison("Custom").ok();
    let mut editor = Editor::new(run).unwrap();
    let c = editor.rename_comparison("Custom", "[Race]Custom");
    assert_eq!(
        c,
        Err(RenameError::InvalidName {
            source: ComparisonError::NameStartsWithRace
        })
    );
}

#[test]
fn renaming_to_an_existing_name_fails() {
    let mut run = Run::new();
    run.push_segment(Segment::new("s"));
    run.add_custom_comparison("Custom").ok();
    run.add_custom_comparison("Custom2").ok();
    let mut editor = Editor::new(run).unwrap();
    let c = editor.rename_comparison("Custom2", "Custom");
    assert_eq!(
        c,
        Err(RenameError::InvalidName {
            source: ComparisonError::DuplicateName
        })
    );
}

#[test]
fn reordering_works() {
    let mut run = Run::new();
    let segment = Segment::new("");
    run.push_segment(segment);
    run.add_custom_comparison("A").unwrap();
    run.add_custom_comparison("B").unwrap();
    run.add_custom_comparison("C").unwrap();
    run.add_custom_comparison("D").unwrap();
    let mut editor = Editor::new(run).unwrap();

    editor.move_comparison(3, 1).unwrap();
    assert_eq!(
        &editor.run().custom_comparisons()[1..],
        ["A", "D", "B", "C"]
    );
    editor.move_comparison(0, 2).unwrap();
    assert_eq!(
        &editor.run().custom_comparisons()[1..],
        ["D", "B", "A", "C"]
    );
    editor.move_comparison(1, 3).unwrap();
    assert_eq!(
        &editor.run().custom_comparisons()[1..],
        ["D", "A", "C", "B"]
    );
    editor.move_comparison(3, 0).unwrap();
    assert_eq!(
        &editor.run().custom_comparisons()[1..],
        ["B", "D", "A", "C"]
    );
    editor.move_comparison(0, 3).unwrap();
    assert_eq!(
        &editor.run().custom_comparisons()[1..],
        ["D", "A", "C", "B"]
    );
}