<!DOCTYPE html>
<html>
<head>
<title>Custom Elements: CEReactions on Document interface</title>
<meta name="author" title="Ryosuke Niwa" href="mailto:rniwa@webkit.org">
<meta name="assert" content="importNode and adoptNode of Document interface must have CEReactions">
<meta name="help" content="https://dom.spec.whatwg.org/#document">
<meta name="help" content="https://html.spec.whatwg.org/#document">
<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', []);
    const instance = contentDocument.createElement('custom-element');
    assert_array_equals(element.takeLog().types(), ['constructed']);

    const newDoc = contentDocument.implementation.createHTMLDocument();
    newDoc.importNode(instance);

    assert_array_equals(element.takeLog().types(), []);
}, 'importNode on Document must not construct a new custom element when importing a custom element into a window-less document');

test_with_window(function (contentWindow, contentDocument) {
    const element = define_custom_element_in_window(contentWindow, 'custom-element', []);
    const template = contentDocument.createElement('template');
    template.innerHTML = '<custom-element></custom-element>';
    assert_array_equals(element.takeLog().types(), []);
    contentDocument.importNode(template.content, true);
    assert_array_equals(element.takeLog().types(), ['constructed']);
}, 'importNode on Document must construct a new custom element when importing a custom element from a template');

test_with_window(function (contentWindow, contentDocument) {
    const element = define_custom_element_in_window(contentWindow, 'custom-element', []);
    const instance = contentDocument.createElement('custom-element');
    assert_array_equals(element.takeLog().types(), ['constructed']);

    const newDoc = contentDocument.implementation.createHTMLDocument();
    newDoc.adoptNode(instance);

    const logEntries = element.takeLog();
    assert_array_equals(logEntries.types(), ['adopted']);
    assert_equals(logEntries.last().oldDocument, contentDocument);
    assert_equals(logEntries.last().newDocument, newDoc);
}, 'adoptNode on Document must enqueue an adopted reaction when importing a custom element');

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

    const container = contentDocument.createElement('div');
    container.contentEditable = true;
    container.appendChild(instance);
    contentDocument.body.appendChild(container);

    assert_array_equals(element.takeLog().types(), ['constructed', 'connected']);

    container.focus();
    contentDocument.execCommand('delete', false, null);

    assert_array_equals(element.takeLog().types(), ['disconnected']);
}, 'execCommand on Document must enqueue a disconnected reaction when deleting a custom element from a contenteditable element');

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

    contentDocument.title = '';
    const title = contentDocument.querySelector('title');
    const instance = contentDocument.createElement('custom-element');
    title.appendChild(instance);
    instance.textContent = 'hello';

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

    title.text = 'world';
    assert_equals(title.innerHTML, 'world');
    assert_array_equals(element.takeLog().types(), ['disconnected']);
}, 'title on Document must enqueue disconnectedCallback when removing a custom element');

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

    const body = contentDocument.body;
    body.innerHTML = '<custom-element>hello</custom-element>';

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

    contentDocument.body = contentDocument.createElement('body');
    assert_array_equals(element.takeLog().types(), ['disconnected']);
}, 'body on Document must enqueue disconnectedCallback when removing a custom element');

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

    const instance = contentDocument.createElement('custom-element');
    const body = contentDocument.createElement('body');
    body.appendChild(instance);

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

    contentDocument.body = body;
    assert_array_equals(element.takeLog().types(), ['connected']);
}, 'body on Document must enqueue connectedCallback when inserting a custom element');

test_with_window(function (contentWindow, contentDocument) {
    const element = define_custom_element_in_window(contentWindow, 'custom-element', []);
    contentDocument.body.innerHTML = '<custom-element></custom-element>';
    assert_array_equals(element.takeLog().types(), ['constructed', 'connected']);

    contentDocument.open();
    assert_array_equals(element.takeLog().types(), ['disconnected']);
}, 'open on Document must enqueue disconnectedCallback when removing a custom element');

test_with_window(function (contentWindow, contentDocument) {
    const element = define_custom_element_in_window(contentWindow, 'custom-element', []);
    contentDocument.body.innerHTML = '<custom-element></custom-element>';
    assert_array_equals(element.takeLog().types(), ['constructed', 'connected']);

    contentDocument.write('');
    assert_array_equals(element.takeLog().types(), ['disconnected']);
}, 'write on Document must enqueue disconnectedCallback when removing a custom element');

test_with_window(function (contentWindow, contentDocument) {
    contentWindow.document.open();
    // document.open()'s spec doesn't match most browsers; see https://github.com/whatwg/html/issues/1698.
    // However, as explained in https://github.com/whatwg/html/issues/1698#issuecomment-298748641
    // the custom element registry will be replaced after document.open() call,
    // So call customElements.define() after that in order to register defintion
    // to correct custom elements registry.
    const element = define_custom_element_in_window(contentWindow, 'custom-element', []);
    contentWindow.document.write('<custom-element></custom-element>');
    assert_array_equals(element.takeLog().types(), ['constructed', 'connected']);
}, 'write on Document must enqueue connectedCallback after constructing a custom element');

test_with_window(function (contentWindow, contentDocument) {
    const element = define_custom_element_in_window(contentWindow, 'custom-element', []);
    contentDocument.body.innerHTML = '<custom-element></custom-element>';
    assert_array_equals(element.takeLog().types(), ['constructed', 'connected']);

    contentDocument.writeln('');
    assert_array_equals(element.takeLog().types(), ['disconnected']);
}, 'writeln on Document must enqueue disconnectedCallback when removing a custom element');

test_with_window(function (contentWindow) {
    contentWindow.document.open();
    // document.open()'s spec doesn't match most browsers; see https://github.com/whatwg/html/issues/1698.
    // However, as explained in https://github.com/whatwg/html/issues/1698#issuecomment-298748641
    // the custom element registry will be replaced after document.open() call,
    // So call customElements.define() after that in order to register defintion
    // to correct custom elements registry.
    const element = define_custom_element_in_window(contentWindow, 'custom-element', []);
    contentWindow.document.writeln('<custom-element></custom-element>');
    assert_array_equals(element.takeLog().types(), ['constructed', 'connected']);
}, 'writeln on Document must enqueue connectedCallback after constructing a custom element');

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