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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /dom/tests/mochitest/general/test_innerScreen.xul
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'dom/tests/mochitest/general/test_innerScreen.xul')
-rw-r--r--dom/tests/mochitest/general/test_innerScreen.xul89
1 files changed, 89 insertions, 0 deletions
diff --git a/dom/tests/mochitest/general/test_innerScreen.xul b/dom/tests/mochitest/general/test_innerScreen.xul
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+++ b/dom/tests/mochitest/general/test_innerScreen.xul
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+<?xml version="1.0"?>
+<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css" type="text/css"?>
+<!--
+ Tests for mozInnerScreenX/Y properties
+ -->
+<window title="Test mozInnerScreenX/Y Properties"
+ xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+ <script type="text/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>
+
+ <!-- test resuls are displayed in the html:body -->
+ <body xmlns="http://www.w3.org/1999/xhtml"
+ style="height: 400px; position:relative; overflow: auto;">
+ <iframe id="f"
+ style="position:absolute; left:100px;
+ top:200px; width:200px; height:200px; border:none;"></iframe>
+ </body>
+
+ <!-- test code goes here -->
+ <script type="application/javascript"><![CDATA[
+
+function isRounded(a, b, msg) {
+ ok(Math.round(a) == Math.round(b),
+ msg + " (rounded), got " + a + ", expected " + b);
+}
+
+function doTests()
+{
+ var readable = false;
+ try
+ {
+ mozScreenPixelsPerCSSPixel;
+ readable = true;
+ }
+ catch(ex) { }
+ ok(!readable, "window pixels per css pixel shouldn't be readable to content");
+
+ var domWindowUtils = window.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
+ .getInterface(Components.interfaces.nsIDOMWindowUtils);
+ var devPxPerCSSPx = domWindowUtils.screenPixelsPerCSSPixel;
+
+ is(window.devicePixelRatio, devPxPerCSSPx, "window.devicePixelRatio");
+
+ var windowBO = document.documentElement.boxObject;
+ isRounded(window.mozInnerScreenX*devPxPerCSSPx, windowBO.screenX,
+ "window screen X");
+ isRounded(window.mozInnerScreenY*devPxPerCSSPx, windowBO.screenY,
+ "window screen Y");
+
+ var f = document.getElementById("f");
+ var fBounds = f.getBoundingClientRect();
+
+ const CI = Components.interfaces;
+ var fshell = f.contentWindow.QueryInterface(CI.nsIInterfaceRequestor).getInterface(CI.nsIWebNavigation).QueryInterface(CI.nsIDocShell);
+ var fmudv = fshell.contentViewer;
+
+ isRounded(f.contentWindow.mozInnerScreenX,
+ window.mozInnerScreenX + fBounds.left,
+ "frame screen X");
+ isRounded(f.contentWindow.mozInnerScreenY,
+ window.mozInnerScreenY + fBounds.top,
+ "frame screen Y");
+
+ fmudv.fullZoom *= 2;
+ var frameDomWindowUtils = f.contentWindow.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
+ .getInterface(Components.interfaces.nsIDOMWindowUtils);
+ is(frameDomWindowUtils.screenPixelsPerCSSPixel, 2*devPxPerCSSPx,
+ "frame screen pixels per CSS pixel");
+
+ is(f.contentWindow.devicePixelRatio, 2*devPxPerCSSPx, "frame devicePixelRatio");
+
+ isRounded(f.contentWindow.mozInnerScreenX*2,
+ window.mozInnerScreenX + fBounds.left,
+ "zoomed frame screen X");
+ isRounded(f.contentWindow.mozInnerScreenY*2,
+ window.mozInnerScreenY + fBounds.top,
+ "zoomed frame screen Y");
+ fmudv.fullZoom = 1.0;
+
+ SimpleTest.finish();
+}
+
+addLoadEvent(doTests);
+SimpleTest.waitForExplicitFinish();
+
+]]>
+</script>
+
+</window>