test_texteditor_tripleclick_setvalue.html

Enable keyboard shortcuts

<!DOCTYPE html>

<meta charset="utf-8">

<title>Test for TextEditor triple click and SetValue</title>

<script src="/tests/SimpleTest/SimpleTest.js"></script>

<script src="/tests/SimpleTest/EventUtils.js"></script>

<style>

  body {

    font: 1em/1 Ahem

</style>

<input id="input" value="foo bar baz">

<script>

  SimpleTest.waitForExplicitFinish();

  SimpleTest.waitForFocus(() => {

    const { input } = document.all;

    input.focus();

    synthesizeMouse(input, 5, 5, { clickCount: 3 }, window);

    is(input.selectionStart, 0, "selectionStart should be 0");

    is(input.selectionEnd, input.value.length, "selectionEnd should be the end of the value");

    synthesizeKey("KEY_Backspace");

    is(input.value, "", ".value should be empty");

    input.value = "hmm";

    is(input.value, "hmm", ".value must be set");

    SimpleTest.finish();

});

</script>