Bug 426082, part 4: Test. r=smaug

2024-10-16 06:45:42 +00:00 · 2010-05-31 19:50:55 +02:00 · 2010-05-31 19:50:55 +02:00 · 6439c85c56
commit 6439c85c56
parent 23751c9400
2 changed files with 148 additions and 0 deletions
--- a/content/events/test/Makefile.in
+++ b/content/events/test/Makefile.in
@ -67,6 +67,7 @@ _TEST_FILES = \
 		test_bug405632.html \
 		test_bug409604.html \
 		test_bug412567.html \
+		test_bug426082.html \
 		test_bug443985.html \
 		test_bug447736.html \
 		test_bug448602.html \
--- a/content/events/test/test_bug426082.html
+++ b/content/events/test/test_bug426082.html
@ -0,0 +1,147 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=426082
+-->
+<head>
+  <title>Test for Bug 426082</title>
+  <script type="application/javascript" src="/MochiKit/packed.js"></script>
+  <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
+  <script type="application/javascript" src="/tests/SimpleTest/EventUtils.js"></script>
+  <script type="application/javascript" src="/tests/SimpleTest/WindowSnapshot.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+  <style>
+    canvas {
+      display: none;
+    }
+  </style>
+</head>
+<body onload="runTests()">
+<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=426082">Mozilla Bug 426082</a>
+<p id="display"></p>
+<div id="content" style="display: none">
+  
+</div>
+<pre id="test">
+<script type="application/javascript;version=1.8">
+
+/** Test for Bug 426082 **/
+SimpleTest.waitForExplicitFinish();
+
+var normalButtonCanvas, pressedButtonCanvas, currentSnapshot, button, label, outside;
+
+function runTests() {
+  normalButtonCanvas = $("normalButtonCanvas");
+  pressedButtonCanvas = $("pressedButtonCanvas");
+  currentSnapshot = $("currentSnapshot");
+  button = $("button");
+  label = $("label");
+  outside = $("outside");
+  SimpleTest.executeSoon(start);
+}
+
+function start() {
+  takeSnapshot(normalButtonCanvas);
+  executeTests();
+}
+
+function isRectContainedInRectFromRegion(rect, region) {
+  return Array.some(region, function (r) {
+    return rect.left >= r.left &&
+           rect.top >= r.top &&
+           rect.right <= r.right &&
+           rect.bottom <= r.bottom;
+  });
+}
+
+function paintListener(e) {
+  if (isRectContainedInRectFromRegion(buttonRect(), e.clientRects))
+    takeSnapshot(currentSnapshot);
+}
+
+function executeTests() {
+  var testYielder = tests();
+  function execNext() {
+    try {
+      testYielder.next();
+      SimpleTest.executeSoon(execNext);
+    } catch (e) {}
+  }
+  execNext();
+}
+
+function tests() {
+  window.addEventListener("MozAfterPaint", paintListener, false);
+  // Press the label.
+  sendMouseEvent("mousemove", label);
+  sendMouseEvent("mousedown", label);
+  yield;
+  compareSnapshots_(normalButtonCanvas, currentSnapshot, false, "Pressing the label should have pressed the button.");
+  takeSnapshot(pressedButtonCanvas);
+  // Move the mouse down from the label.
+  sendMouseEvent("mousemove", outside);
+  yield;
+  compareSnapshots_(normalButtonCanvas, currentSnapshot, true, "Moving the mouse down from the label should have unpressed the button.");
+  // ... and up again.
+  sendMouseEvent("mousemove", label);
+  yield;
+  compareSnapshots_(pressedButtonCanvas, currentSnapshot, true, "Moving the mouse back on top of the label should have pressed the button.");
+  // Release.
+  sendMouseEvent("mouseup", label);
+  yield;
+  compareSnapshots_(normalButtonCanvas, currentSnapshot, true, "Releasing the mouse over the label should have unpressed the button.");
+  // Press the label and remove it.
+  sendMouseEvent("mousemove", label);
+  sendMouseEvent("mousedown", label);
+  yield;
+  label.parentNode.removeChild(label);
+  yield;
+  compareSnapshots_(normalButtonCanvas, currentSnapshot, true, "Removing the label should have unpressed the button.");
+  sendMouseEvent("mouseup", label);
+  window.removeEventListener("MozAfterPaint", paintListener, false);
+  SimpleTest.finish();
+}
+
+function sendMouseEvent(t, elem) {
+  var r = elem.getBoundingClientRect();
+  synthesizeMouse(elem, r.width / 2, r.height / 2, {type: t});
+}
+
+function compareSnapshots_(c1, c2, shouldBeIdentical, msg) {
+  var [correct, c1url, c2url] = compareSnapshots(c1, c2, shouldBeIdentical);
+  if (correct) {
+    ok(true, msg);
+  } else {
+    if (shouldBeIdentical) {
+      ok(false, msg + " - expected " + c1url + " but got " + c2url);
+    } else {
+      ok(false, msg + " - expected something other than " + c1url);
+    }
+  }
+}
+
+function takeSnapshot(canvas) {
+  var r = buttonRect();
+  var ctx = canvas.getContext("2d");
+  netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');
+  ctx.clearRect(0, 0, canvas.width, canvas.height);
+  ctx.drawWindow(window, r.left, r.top, r.width, r.height, "#FFF");
+}
+
+function buttonRect() {
+  return button.getBoundingClientRect();
+}
+
+
+</script>
+</pre>
+<p><input type="button" value="Button" id="button"></p>
+<p><label for="button" id="label">Label</label></p>
+<p id="outside">Something under the label</p>
+
+<canvas id="normalButtonCanvas" width="200" height="100"></canvas>
+<canvas id="pressedButtonCanvas" width="200" height="100"></canvas>
+<canvas id="currentSnapshot" width="200" height="100"></canvas>
+
+</body>
+</html>