зеркало из https://github.com/mozilla/gecko-dev.git
121 строка
4.3 KiB
HTML
121 строка
4.3 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=783607
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-->
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<head>
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<title>Test rounding behaviour for <input type='number'></title>
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<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<script type="text/javascript" src="/tests/SimpleTest/EventUtils.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
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<meta charset="UTF-8">
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</head>
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<body>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=783607">Mozilla Bug 783607</a>
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<p id="display"></p>
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<div id="content">
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<input id=number type=number value=0 step=0.01 max=1>
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</div>
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<pre id="test">
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<script type="application/javascript">
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/**
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* Test for Bug 783607.
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* This test checks that when <input type=number> has fractional step values,
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* the values that a content author will see in their script will not have
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* ugly rounding errors.
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**/
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SimpleTest.waitForExplicitFinish();
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SimpleTest.waitForFocus(function() {
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test();
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SimpleTest.finish();
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});
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/**
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* We can _NOT_ generate these values by looping and simply incrementing a
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* variable by 0.01 and stringifying it, since we'll end up with strings like
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* "0.060000000000000005" due to the inability of binary floating point numbers
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* to accurately represent decimal values.
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*/
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var stepVals = [
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"0", "0.01", "0.02", "0.03", "0.04", "0.05", "0.06", "0.07", "0.08", "0.09",
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"0.1", "0.11", "0.12", "0.13", "0.14", "0.15", "0.16", "0.17", "0.18", "0.19",
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"0.2", "0.21", "0.22", "0.23", "0.24", "0.25", "0.26", "0.27", "0.28", "0.29",
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"0.3", "0.31", "0.32", "0.33", "0.34", "0.35", "0.36", "0.37", "0.38", "0.39",
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"0.4", "0.41", "0.42", "0.43", "0.44", "0.45", "0.46", "0.47", "0.48", "0.49",
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"0.5", "0.51", "0.52", "0.53", "0.54", "0.55", "0.56", "0.57", "0.58", "0.59",
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"0.6", "0.61", "0.62", "0.63", "0.64", "0.65", "0.66", "0.67", "0.68", "0.69",
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"0.7", "0.71", "0.72", "0.73", "0.74", "0.75", "0.76", "0.77", "0.78", "0.79",
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"0.8", "0.81", "0.82", "0.83", "0.84", "0.85", "0.86", "0.87", "0.88", "0.89",
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"0.9", "0.91", "0.92", "0.93", "0.94", "0.95", "0.96", "0.97", "0.98", "0.99",
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"1"
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];
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var pgUpDnVals = [
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"0", "0.1", "0.2", "0.3", "0.4", "0.5", "0.6", "0.7", "0.8", "0.9", "1"
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];
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function test() {
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var elem = document.getElementById("number");
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elem.focus();
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/**
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* TODO:
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* When <input type='number'> widget will have a widge we should test PAGE_UP,
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* PAGE_DOWN, UP and DOWN keys. For the moment, there is no widget so those
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* keys do not have any effect.
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* The tests using those keys as marked as todo_is() hoping that at least part
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* of them will fail when the widget will be implemented.
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*/
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/* No other implementations implement this, so we don't either, for now.
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Seems like it might be nice though.
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for (var i = 1; i < pgUpDnVals.length; ++i) {
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synthesizeKey("VK_PAGE_UP", {});
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todo_is(elem.value, pgUpDnVals[i], "Test VK_PAGE_UP");
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is(elem.validity.valid, true, "Check element is valid for value " + pgUpDnVals[i]);
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}
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for (var i = pgUpDnVals.length - 2; i >= 0; --i) {
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synthesizeKey("VK_PAGE_DOWN", {});
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// TODO: this condition is there because the todo_is() below would pass otherwise.
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if (stepVals[i] == 0) { continue; }
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todo_is(elem.value, pgUpDnVals[i], "Test VK_PAGE_DOWN");
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is(elem.validity.valid, true, "Check element is valid for value " + pgUpDnVals[i]);
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}
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*/
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for (var i = 1; i < stepVals.length; ++i) {
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synthesizeKey("VK_UP", {});
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is(elem.value, stepVals[i], "Test VK_UP");
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is(elem.validity.valid, true, "Check element is valid for value " + stepVals[i]);
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}
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for (var i = stepVals.length - 2; i >= 0; --i) {
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synthesizeKey("VK_DOWN", {});
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// TODO: this condition is there because the todo_is() below would pass otherwise.
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if (stepVals[i] == 0) { continue; }
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is(elem.value, stepVals[i], "Test VK_DOWN");
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is(elem.validity.valid, true, "Check element is valid for value " + stepVals[i]);
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}
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for (var i = 1; i < stepVals.length; ++i) {
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elem.stepUp();
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is(elem.value, stepVals[i], "Test stepUp()");
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is(elem.validity.valid, true, "Check element is valid for value " + stepVals[i]);
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}
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for (var i = stepVals.length - 2; i >= 0; --i) {
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elem.stepDown();
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is(elem.value, stepVals[i], "Test stepDown()");
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is(elem.validity.valid, true, "Check element is valid for value " + stepVals[i]);
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}
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}
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</script>
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</pre>
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</body>
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</html>
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