mod model;

use model::*;
use view::*;

const BOLD: u8 = 0;

#[test]
fn basic_0() {
    let o: Button = view! {
        Button
    };
    assert_eq!(0, o.style);
}

#[test]
fn basic_1() {
    let v: VStack = view! {
        VStack
    };
    assert_eq!(0, v.children.len());
}

#[test]
fn basic_2() {
    let v = view! {
        VStack {
            Button
        }
    };
    assert_eq!(1, v.children.len());
}

#[test]
fn basic_3() {
    let v: VStack = view! {
        VStack {
            Button
            Button
        }
    };
    assert_eq!(2, v.children.len());
}

#[test]
fn basic_4() {
    let v: VStack = view! {
        VStack {
            Button
            VStack {
                Button
                Button
            }
        }
    };
    assert_eq!(2, v.children.len());
}

#[test]
fn basic_if_empty() {
    let v: VStack = view! {
        VStack {
            If(false) {

            }
        }
    };
    assert_eq!(0, v.children.len());
}

#[test]
fn basic_if() {
    let show_button = false;
    let v: VStack = view! {
        VStack {
            If(show_button) {
                Button
            }
        }
    };
    assert_eq!(0, v.children.len());
}

#[test]
fn basic_if_2() {
    let show_button = true;
    let v = view! {
        VStack {
            If(show_button) {
                Button
            }
        }
    };
    assert_eq!(1, v.children.len());
}

#[test]
fn basic_for() {
    let v = view! {
        VStack {
            For(i in 0..10) {
                Button
            }
        }
    };
    assert_eq!(10, v.children.len());
}

#[test]
fn basic_simple() {
    let i = view! {
        Image("hey")
    };
    assert_eq!("hey", i.path);
}

#[test]
fn basic_complex() {
    let b = view! {
        Button(text:"order".to_string(),style:BOLD)
    };

    assert_eq!("order", b.text);
    assert_eq!(BOLD, b.style);
}

#[test]
fn basic_modification() {
    let b = view! {
        Button
            .on_click(||do_order())
    };
    assert_eq!(1, b.num_click_handlers);
}

fn do_order() {}

#[test]
fn basic_modification_2() {
    let o = view! {
        Button
            .on_click(||do_order())
            .on_click(||do_order())
    };
    assert_eq!(2, o.num_click_handlers);
}

#[test]
fn basic_modification_3() {
    let o = view! {
        VStack {
            Button(text:"order".to_string(),style:BOLD)
            .on_click(||do_order())
            .on_click(||do_order()){
                Image("order_icon.png")
            }
        }
    };

    assert_eq!(1, o.children.len());
}

#[test]
fn full() {
    let images = vec!["coffee.png", "cream.png", "sugar.png"];
    let show_legal = false;

    let s = view! {
        VStack {
            Image("company.png")
            Button(text:"order".to_string(),style:BOLD)
            .on_click(||do_order())
            .on_click(||do_order()){
                Image("order_icon.png")
            }
            For(i in images.iter()) { Image(i) }
            Footer
            If(show_legal) { Legal }
        }
    };

    assert_eq!(6, s.children.len());
}

#[test]
fn nested() {
    let img = view! {
        Image("company.png")
    };

    let s = view! {
        VStack {
            img
        }
    };

    assert_eq!(1, s.children.len());
}