47 lines
1.7 KiB
HTML
47 lines
1.7 KiB
HTML
<!DOCTYPE html>
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<meta charset="utf-8">
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<link rel="help" href="https://w3c.github.io/selection-api/#selectionchange-event">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<body>
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<input id="input1" value="hello">
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<input id="input2" value="world">
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<textarea id="textarea1">hello</textarea>
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<textarea id="textarea2">world</textarea>
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<script>
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promise_test(() => {
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return (async function() {
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let selectionChangeCount1 = 0;
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let selectionChangeCount2 = 0;
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input1.addEventListener("selectionchange", () => ++selectionChangeCount1);
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input2.addEventListener("selectionchange", () => ++selectionChangeCount2);
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input1.setSelectionRange(1, 2);
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input1.setSelectionRange(2, 3);
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input2.setSelectionRange(1, 3);
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assert_equals(selectionChangeCount1, 0);
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assert_equals(selectionChangeCount2, 0);
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await new Promise(setTimeout);
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assert_equals(selectionChangeCount1, 1);
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assert_equals(selectionChangeCount2, 1);
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})();
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}, "selectionchange event on each input element fires independently");
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promise_test(() => {
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return (async function() {
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let selectionChangeCount1 = 0;
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let selectionChangeCount2 = 0;
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textarea1.addEventListener("selectionchange", () => ++selectionChangeCount1);
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textarea2.addEventListener("selectionchange", () => ++selectionChangeCount2);
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textarea1.setSelectionRange(1, 2);
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textarea1.setSelectionRange(2, 3);
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textarea2.setSelectionRange(1, 3);
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assert_equals(selectionChangeCount1, 0);
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assert_equals(selectionChangeCount2, 0);
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await new Promise(setTimeout);
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assert_equals(selectionChangeCount1, 1);
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assert_equals(selectionChangeCount2, 1);
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})();
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}, "selectionchange event on each textarea element fires independently");
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</script>
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