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<!DOCTYPE HTML>
<html>
<!--
Test the ObservedPropertiesMixin
-->
<head>
<meta charset="utf-8">
<title>Test the ObservedPropertiesMixin</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script src="payments_common.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<p id="display">
<test-element id="el1" one="foo" two-word="bar"></test-element>
</p>
<div id="content" style="display: none">
</div>
<pre id="test">
</pre>
<script type="module">
/** Test the ObservedPropertiesMixin **/
import ObservedPropertiesMixin from "../../res/mixins/ObservedPropertiesMixin.js";
class TestElement extends ObservedPropertiesMixin(HTMLElement) {
static get observedAttributes() {
return ["one", "two-word"];
}
render() {
this.textContent = JSON.stringify({
one: this.one,
twoWord: this.twoWord,
});
}
}
customElements.define("test-element", TestElement);
let el1 = document.getElementById("el1");
add_task(async function test_default_properties() {
is(el1.one, "foo", "Check .one matches @one");
is(el1.twoWord, "bar", "Check .twoWord matches @two-word");
let expected = `{"one":"foo","twoWord":"bar"}`;
is(el1.textContent, expected, "Check textContent");
});
add_task(async function test_set_properties() {
el1.one = "a";
el1.twoWord = "b";
is(el1.one, "a", "Check .one value");
is(el1.getAttribute("one"), "a", "Check @one");
is(el1.twoWord, "b", "Check .twoWord value");
is(el1.getAttribute("two-word"), "b", "Check @two-word");
let expected = `{"one":"a","twoWord":"b"}`;
await asyncElementRendered();
is(el1.textContent, expected, "Check textContent");
});
add_task(async function test_set_attributes() {
el1.setAttribute("one", "X");
el1.setAttribute("two-word", "Y");
is(el1.one, "X", "Check .one value");
is(el1.getAttribute("one"), "X", "Check @one");
is(el1.twoWord, "Y", "Check .twoWord value");
is(el1.getAttribute("two-word"), "Y", "Check @two-word");
let expected = `{"one":"X","twoWord":"Y"}`;
await asyncElementRendered();
is(el1.textContent, expected, "Check textContent");
});
add_task(async function test_async_render() {
// Setup
el1.setAttribute("one", "1");
el1.setAttribute("two-word", "2");
await asyncElementRendered(); // Wait for the async render
el1.setAttribute("one", "new1");
is(el1.one, "new1", "Check .one value");
is(el1.getAttribute("one"), "new1", "Check @one");
is(el1.twoWord, "2", "Check .twoWord value");
is(el1.getAttribute("two-word"), "2", "Check @two-word");
let expected = `{"one":"1","twoWord":"2"}`;
is(el1.textContent, expected, "Check textContent is still old value due to async rendering");
await asyncElementRendered();
expected = `{"one":"new1","twoWord":"2"}`;
is(el1.textContent, expected, "Check textContent now has the new value");
});
add_task(async function test_batched_render() {
// Setup
el1.setAttribute("one", "1");
el1.setAttribute("two-word", "2");
await asyncElementRendered();
el1.setAttribute("one", "new1");
el1.setAttribute("two-word", "new2");
is(el1.one, "new1", "Check .one value");
is(el1.getAttribute("one"), "new1", "Check @one");
is(el1.twoWord, "new2", "Check .twoWord value");
is(el1.getAttribute("two-word"), "new2", "Check @two-word");
let expected = `{"one":"1","twoWord":"2"}`;
is(el1.textContent, expected, "Check textContent is still old value due to async rendering");
await asyncElementRendered();
expected = `{"one":"new1","twoWord":"new2"}`;
is(el1.textContent, expected, "Check textContent now has the new value");
});
</script>
</body>
</html>
|
