<!DOCTYPE html>
<html>
<head>
<title>Custom Elements: CEReactions on HTMLOptionsCollection interface</title>
<meta name="author" title="Ryosuke Niwa" href="mailto:rniwa@webkit.org">
<meta name="assert" content="length, the indexed setter, add, and remove of HTMLOptionsCollection interface must have CEReactions">
<meta name="help" content="https://dom.spec.whatwg.org/#node">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="../resources/custom-elements-helpers.js"></script>
<script src="./resources/reactions.js"></script>
</head>
<body>
<div id="log"></div>
<script>

test_with_window(function (contentWindow, contentDocument) {
    const element = define_custom_element_in_window(contentWindow, 'custom-element', []);
    contentDocument.body.innerHTML = `<select><option></option></select>`;
    const option = contentDocument.querySelector('option');

    const instance = contentDocument.createElement(element.name);
    option.appendChild(instance);
    instance.textContent = 'hello';

    assert_array_equals(element.takeLog().types(), ['constructed', 'connected']);
    assert_equals(option.innerHTML, '<custom-element>hello</custom-element>');

    const select = contentDocument.querySelector('select');
    assert_equals(select.options[0], option);
    select.options.length = 0;
    assert_equals(select.firstChild, null);
    assert_array_equals(element.takeLog().types(), ['disconnected']);
}, 'length on HTMLOptionsCollection must enqueue disconnectedCallback when removing a custom element');

test_with_window(function (contentWindow) {
    const element = define_custom_element_in_window(contentWindow, 'custom-element', []);

    const contentDocument = contentWindow.document;
    contentDocument.body.innerHTML = `<select></select>`;
    const select = contentDocument.querySelector('select');

    const option = contentDocument.createElement('option');
    const instance = contentDocument.createElement(element.name);
    option.appendChild(instance);
    instance.textContent = 'hello';

    assert_array_equals(element.takeLog().types(), ['constructed']);
    assert_equals(option.innerHTML, '<custom-element>hello</custom-element>');

    assert_equals(select.options.length, 0);
    select.options[0] = option;
    assert_equals(select.options.length, 1);
    assert_array_equals(element.takeLog().types(), ['connected']);
}, 'The indexed setter on HTMLOptionsCollection must enqueue connectedCallback when inserting a custom element');

test_with_window(function (contentWindow) {
    const element = define_custom_element_in_window(contentWindow, 'custom-element', []);

    const contentDocument = contentWindow.document;
    contentDocument.body.innerHTML = `<select><option></option></select>`;
    const option = contentDocument.querySelector('option');

    const instance = contentDocument.createElement(element.name);
    option.appendChild(instance);
    instance.textContent = 'hello';

    assert_array_equals(element.takeLog().types(), ['constructed', 'connected']);
    assert_equals(option.innerHTML, '<custom-element>hello</custom-element>');

    const select = contentDocument.querySelector('select');
    assert_equals(select.options[0], option);
    select.options[0] = null;
    assert_equals(select.options.length, 0);
    assert_array_equals(element.takeLog().types(), ['disconnected']);
}, 'The indexed setter on HTMLOptionsCollection must enqueue disconnectedCallback when removing a custom element');

test_with_window(function (contentWindow) {
    const element = define_custom_element_in_window(contentWindow, 'custom-element', []);

    const contentDocument = contentWindow.document;
    contentDocument.body.innerHTML = `<select></select>`;
    const select = contentDocument.querySelector('select');

    const option = contentDocument.createElement('option');
    const instance = contentDocument.createElement(element.name);
    option.appendChild(instance);
    instance.textContent = 'hello';

    assert_array_equals(element.takeLog().types(), ['constructed']);
    assert_equals(option.innerHTML, '<custom-element>hello</custom-element>');

    assert_equals(select.options.length, 0);
    select.options.add(option);
    assert_equals(select.options.length, 1);
    assert_array_equals(element.takeLog().types(), ['connected']);
}, 'add on HTMLOptionsCollection must enqueue connectedCallback when inserting a custom element');

test_with_window(function (contentWindow) {
    const element = define_custom_element_in_window(contentWindow, 'custom-element', []);

    const contentDocument = contentWindow.document;
    contentDocument.body.innerHTML = `<select><option></option></select>`;
    const option = contentDocument.querySelector('option');

    const instance = contentDocument.createElement(element.name);
    option.appendChild(instance);
    instance.textContent = 'hello';

    assert_array_equals(element.takeLog().types(), ['constructed', 'connected']);
    assert_equals(option.innerHTML, '<custom-element>hello</custom-element>');

    const select = contentDocument.querySelector('select');
    assert_equals(select.options[0], option);
    select.options.remove(0);
    assert_equals(select.options.length, 0);
    assert_array_equals(element.takeLog().types(), ['disconnected']);
}, 'remove on HTMLOptionsCollection must enqueue disconnectedCallback when removing a custom element');

</script>
</body>
</html>