use wasm_bindgen_test::*;
use wasm_bindgen::prelude::*;
use wasm_bindgen::JsCast;
use web_sys::HtmlElement;

#[wasm_bindgen(module = "./tests/wasm/element.js")]
extern {
    fn new_html() -> HtmlElement;
}

#[wasm_bindgen_test]
fn test_html_element() {
    let element = new_html();
    assert!(element.is_instance_of::<HtmlElement>());

    assert_eq!(element.title(), "", "Shouldn't have a title");
    element.set_title("boop");
    assert_eq!(element.title(), "boop", "Should have a title");

    assert_eq!(element.lang(), "", "Shouldn't have a lang");
    element.set_lang("en-us");
    assert_eq!(element.lang(), "en-us", "Should have a lang");

    assert_eq!(element.dir(), "", "Shouldn't have a dir");
    element.set_dir("ltr");
    assert_eq!(element.dir(), "ltr", "Should have a dir");

    assert_eq!(element.inner_text(), "", "Shouldn't have inner_text");
    element.set_inner_text("hey");
    assert_eq!(element.inner_text(), "hey", "Should have inner_text");

    assert!(!element.hidden(), "Shouldn't be hidden");
    element.set_hidden(true);
    assert!(element.hidden(), "Should be hidden");

    // TODO add a click handler here
    element.click();

    assert_eq!(element.tab_index(), -1, "Shouldn't be tab_index");
    element.set_tab_index(1);
    assert_eq!(element.tab_index(), 1, "Should be tab_index");

    // TODO add a focus handler here
    assert_eq!(element.focus().unwrap(), (), "No result");

    // TODO add a blur handler here
    assert_eq!(element.blur().unwrap(), (), "No result");

    assert_eq!(element.access_key(), "", "Shouldn't have a access_key");
    element.set_access_key("a");
    assert_eq!(element.access_key(), "a", "Should have a access_key");

    // TODO add test for access_key_label

    assert!(!element.draggable(), "Shouldn't be draggable");
    element.set_draggable(true);
    assert!(element.draggable(), "Should be draggable");

    assert_eq!(element.content_editable(), "inherit", "Shouldn't have a content_editable");
    element.set_content_editable("true");
    assert_eq!(element.content_editable(), "true", "Should be content_editable");
    assert!(element.is_content_editable(), "Should be content_editable");

/*TODO doesn't work in Chrome
    // TODO verify case where menu is passed
    match element.context_menu() {
        None => assert!(true, "Shouldn't have a custom menu set"),
        _ => assert!(false, "Shouldn't have a custom menu set")
    };
*/

    // TODO: This test is also broken in Chrome (but not Firefox).
    // assert!(!element.spellcheck(), "Shouldn't be spellchecked");
    element.set_spellcheck(true);
    assert!(element.spellcheck(), "Should be dragspellcheckedgable");

    // TODO verify case where we have an offset_parent
    match element.offset_parent() {
        None => assert!(true, "Shouldn't have an offset_parent set"),
        _ => assert!(false, "Shouldn't have a offset_parent set")
    };

    // TODO verify when we have offsets
    assert_eq!(element.offset_top(), 0, "Shouldn't have an offset_top yet");
    assert_eq!(element.offset_left(), 0, "Shouldn't have an offset_left yet");
    assert_eq!(element.offset_width(), 0, "Shouldn't have an offset_width yet");
    assert_eq!(element.offset_height(), 0, "Shouldn't have an offset_height yet");
}
