dust/dust-lang/tests/math/divide_errors.rs

use dust_lang::*;

#[test]
fn divide_boolean_left() {
    let source = "true / 1";

    assert_eq!(
        compile(source),
        Err(DustError::Compile {
            error: CompileError::CannotDivideType {
                argument_type: Type::Boolean,
                position: Span(0, 4)
            },
            source,
        })
    );
}

#[test]
fn divide_boolean_right() {
    let source = "1 / true";

    assert_eq!(
        compile(source),
        Err(DustError::Compile {
            error: CompileError::CannotDivideType {
                argument_type: Type::Boolean,
                position: Span(4, 8)
            },
            source,
        })
    );
}

#[test]
fn divide_character_left() {
    let source = "'a' / 1";

    assert_eq!(
        compile(source),
        Err(DustError::Compile {
            error: CompileError::CannotDivideType {
                argument_type: Type::Character,
                position: Span(0, 3)
            },
            source,
        })
    );
}

#[test]
fn divide_character_right() {
    let source = "1 / 'a'";

    assert_eq!(
        compile(source),
        Err(DustError::Compile {
            error: CompileError::CannotDivideType {
                argument_type: Type::Character,
                position: Span(4, 7)
            },
            source,
        })
    );
}

#[test]
fn divide_float_and_character() {
    let source = "1.0 / 'a'";

    assert_eq!(
        compile(source),
        Err(DustError::Compile {
            error: CompileError::CannotDivideType {
                argument_type: Type::Character,
                position: Span(6, 9)
            },
            source,
        })
    );
}

#[test]
fn divide_float_and_integer() {
    let source = "1.0 / 1";

    assert_eq!(
        compile(source),
        Err(DustError::Compile {
            error: CompileError::CannotDivideArguments {
                left_type: Type::Float,
                right_type: Type::Integer,
                position: Span(0, 7)
            },
            source,
        })
    );
}

#[test]
fn divide_function_left() {
    let source = "fn(){} / 1";

    assert_eq!(
        compile(source),
        Err(DustError::Compile {
            error: CompileError::CannotDivideType {
                argument_type: Type::function(FunctionType {
                    type_parameters: None,
                    value_parameters: None,
                    return_type: Type::None
                }),
                position: Span(0, 6)
            },
            source,
        })
    );
}

#[test]
fn divide_function_right() {
    let source = "1 / fn(){}";

    assert_eq!(
        compile(source),
        Err(DustError::Compile {
            error: CompileError::CannotDivideType {
                argument_type: Type::function(FunctionType {
                    type_parameters: None,
                    value_parameters: None,
                    return_type: Type::None
                }),
                position: Span(4, 10)
            },
            source,
        })
    );
}

#[test]
fn divide_integer_and_float() {
    let source = "1 / 1.0";

    assert_eq!(
        compile(source),
        Err(DustError::Compile {
            error: CompileError::CannotDivideArguments {
                left_type: Type::Integer,
                right_type: Type::Float,
                position: Span(0, 7)
            },
            source,
        })
    );
}

#[test]
fn divide_list_left() {
    let source = "[1, 2] / 1";

    assert_eq!(
        compile(source),
        Err(DustError::Compile {
            error: CompileError::CannotDivideType {
                argument_type: Type::List(Box::new(Type::Integer)),
                position: Span(0, 6)
            },
            source,
        })
    );
}

#[test]
fn divide_list_right() {
    let source = "1 / [1, 2]";

    assert_eq!(
        compile(source),
        Err(DustError::Compile {
            error: CompileError::CannotDivideType {
                argument_type: Type::List(Box::new(Type::Integer)),
                position: Span(4, 10)
            },
            source,
        })
    );
}

// #[test]
// fn add_range_left() {
//     todo!("Add ranges")
// }

// #[test]
// fn add_range_right() {
//     todo!("Add ranges")
// }

#[test]
fn divide_string_left() {
    let source = "\"hello\" / 1";

    assert_eq!(
        compile(source),
        Err(DustError::Compile {
            error: CompileError::CannotDivideType {
                argument_type: Type::String,
                position: Span(0, 7)
            },
            source,
        })
    );
}

#[test]
fn divide_string_right() {
    let source = "1 / \"hello\"";

    assert_eq!(
        compile(source),
        Err(DustError::Compile {
            error: CompileError::CannotDivideType {
                argument_type: Type::String,
                position: Span(4, 11)
            },
            source,
        })
    );
}