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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
| commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
| tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /dom/base/test/test_bug338679.html | |
| parent | Initial commit. (diff) | |
| download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip | |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/base/test/test_bug338679.html')
| -rw-r--r-- | dom/base/test/test_bug338679.html | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/dom/base/test/test_bug338679.html b/dom/base/test/test_bug338679.html new file mode 100644 index 0000000000..bcc214f349 --- /dev/null +++ b/dom/base/test/test_bug338679.html @@ -0,0 +1,82 @@ +<!DOCTYPE html> +<html> +<!-- +https://bugzilla.mozilla.org/show_bug.cgi?id=338679 +--> +<head> +<title>Bug 338679: correct reporting of newValue/prevValue in + DOMAttrModified events</title> +<script src="/tests/SimpleTest/SimpleTest.js"></script> +<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> +</head> +<body> +<a target="_blank" + href="https://bugzilla.mozilla.org/show_bug.cgi?id=338679">Bug + 338679: correct reporting of newValue/prevValue in + DOMAttrModified events</a> + +<div id="test" style="width:20em"></div> + +<script> +var testDiv = document.getElementById("test"); +var e_new, e_prev = testDiv.getAttribute("style"); +var phase, recursive = false; + +/* driver */ +var tests = [ test_1, test_2, test_3 ]; +var i = 0; +function nextTest() { + if (i < tests.length) { + phase = tests[i]; + i++; + phase(); + } else { + SimpleTest.finish(); + } +} + +if (SpecialPowers.getBoolPref("dom.mutation-events.cssom.disabled")) { + ok(true, "DOMAttrModified event from CSSOM change is disabled"); +} else { + SimpleTest.waitForExplicitFinish(); + testDiv.addEventListener("DOMAttrModified", attr_modified); + nextTest(); +} + +/* event handler */ +function attr_modified(ev) { + is(ev.newValue, e_new, + phase.name + (recursive ? " recursive" : "") + ": newValue"); + is(ev.prevValue, e_prev, + phase.name + (recursive ? " recursive" : "") + ": prevValue"); + + e_prev = e_new; + if (!recursive) { + recursive = true; + e_new = "width: 0px;"; + testDiv.style.width = "0"; + } else { + recursive = false; + setTimeout(nextTest, 0); + } +} + +/* tests */ +function test_1() { + e_new = "width: auto;"; + testDiv.style.width = "auto"; +} + +function test_2() { + e_new = "width: 15%;"; + testDiv.style.width = "15%"; +} + +function test_3() { + window.getComputedStyle(testDiv).width; // force style resolution + e_new = "width: inherit;"; + testDiv.style.width = "inherit"; +} +</script> +</body> +</html> |