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<html>
<head>
<title>Test for selection underline</title>
<script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
<script src="chrome://mochikit/content/tests/SimpleTest/WindowSnapshot.js"></script>
<link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css" />
<script type="text/javascript">
// Canvas related code stolen from layout/base/tests/bidi_numeral_test.js which
// stole from http://developer.mozilla.org/en/docs/Code_snippets:Canvas
var RemoteCanvas = function(aIFrame, aTest) {
this.iframe = aIFrame;
this.test = aTest;
this.snapshot = null;
};
RemoteCanvas.CANVAS_WIDTH = 200;
RemoteCanvas.CANVAS_HEIGHT = 100;
RemoteCanvas.prototype.isReference = function() {
return this.iframe && (this.iframe.id == "reference");
}
RemoteCanvas.prototype.load = function(callback) {
this.iframe.contentWindow.wrappedJSObject.init(this.test);
var me = this;
setTimeout(function () { me.remotePagePrepared(callback) }, 100);
}
RemoteCanvas.prototype.remotePagePrepared = function(callback) {
this.snapshot = snapshotWindow(this.iframe.contentWindow);
callback(this);
}
var gPrefs = [
[ "ui.SpellCheckerUnderline", "#ff0000" ],
[ "ui.IMERawInputBackground", "transparent" ],
[ "ui.IMERawInputForeground", "#000000" ],
[ "ui.IMERawInputUnderline", "#00ff00" ],
[ "ui.IMESelectedRawTextBackground", "transparent" ],
[ "ui.IMESelectedRawTextForeground", "#000000" ],
[ "ui.IMESelectedRawTextUnderline", "#0000ff" ],
[ "ui.IMEConvertedTextBackground", "transparent" ],
[ "ui.IMEConvertedTextForeground", "#000000" ],
[ "ui.IMEConvertedTextUnderline", "#ffff00" ],
[ "ui.IMESelectedConvertedTextBackground", "transparent" ],
[ "ui.IMESelectedConvertedTextForeground", "#000000" ],
[ "ui.IMESelectedConvertedTextUnderline", "#00ffff" ],
[ "ui.SpellCheckerUnderlineStyle", 0 ],
[ "ui.IMERawInputUnderlineStyle", 0 ],
[ "ui.IMESelectedRawTextUnderlineStyle", 0 ],
[ "ui.IMEConvertedTextUnderlineStyle", 0 ],
[ "ui.IMESelectedConvertedTextUnderlineStyle", 0 ],
[ "ui.SpellCheckerUnderlineRelativeSize", 1.0 ],
[ "ui.IMEUnderlineRelativeSize", 1.0 ]
];
const nsISelectionController = Ci.nsISelectionController;
var gSelectionIndex = -1;
const kSelections = [
{ type: nsISelectionController.SELECTION_SPELLCHECK,
typeName: "SpellCheck", isIME: false,
decorationColor: "#ff0000" },
{ type: nsISelectionController.SELECTION_IME_RAWINPUT,
typeName: "IME-RawInput", isIME: true,
decorationColor: "#00ff00" },
{ type: nsISelectionController.SELECTION_IME_SELECTEDRAWTEXT,
typeName: "IME-SelectedRawText", isIME: true,
decorationColor: "#0000ff" },
{ type: nsISelectionController.SELECTION_IME_CONVERTEDTEXT,
typeName: "IME-ConvertedText", isIME: true,
decorationColor: "#ffff00" },
{ type: nsISelectionController.SELECTION_IME_SELECTEDCONVERTEDTEXT,
typeName: "IME-SelectedConvertedText", isIME: true,
decorationColor: "#00ffff" },
];
const kFontName_Ahem = "AhemTest";
const kFontName_MPlus = "mplusTest";
var gFontIndex = 0;
const kFonts = [
{ family: kFontName_Ahem, defaultSize: 16 },
{ family: kFontName_Ahem, defaultSize: 20 },
{ family: kFontName_Ahem, defaultSize: 32 },
{ family: kFontName_Ahem, defaultSize: 52 },
{ family: kFontName_MPlus, defaultSize: 16 },
{ family: kFontName_MPlus, defaultSize: 20 },
{ family: kFontName_MPlus, defaultSize: 32 },
{ family: kFontName_MPlus, defaultSize: 52 },
];
const kDecorationStyleNone = 0;
const kDecorationStyleDotted = 1;
const kDecorationStyleDashed = 2;
const kDecorationStyleSolid = 3;
const kDecorationStyleDouble = 4;
const kDecorationStyleWavy = 5;
var gDecorationIndex = 0;
const kDecorations = [
{ relativeSize: 1.0, style: kDecorationStyleNone, styleName: "-moz-none" },
{ relativeSize: 1.0, style: kDecorationStyleSolid, styleName: "solid" },
{ relativeSize: 1.0, style: kDecorationStyleDotted, styleName: "dotted" },
{ relativeSize: 1.0, style: kDecorationStyleDashed, styleName: "dashed" },
{ relativeSize: 1.0, style: kDecorationStyleDouble, styleName: "double" },
{ relativeSize: 1.0, style: kDecorationStyleWavy, styleName: "wavy" },
// XXX relativeSize 2.0 cannot be tested by CSS3 text-decoration
];
function IsD2DEnabled() {
var enabled = false;
try {
enabled = Cc["@mozilla.org/gfx/info;1"].getService(Ci.nsIGfxInfo).D2DEnabled;
} catch(e) {}
return enabled;
}
function getFuzz(test) {
// Only failing on Windows with Direct2D enabled, and only for 16 permutations.
if (IsD2DEnabled() &&
test.decoration.styleName == "solid" &&
test.decoration.relativeSize == "1" &&
test.font.family == "mplusTest" &&
test.selection.typeName != "SpellCheck") {
return { numDifferentPixels: 194, maxDifference: 1 };
}
return null;
}
async function run()
{
let prefs = [];
if (++gSelectionIndex == kSelections.length) {
if (++gFontIndex == kFonts.length) {
if (++gDecorationIndex == kDecorations.length) {
SimpleTest.finish();
return;
}
gFontIndex = 0;
}
gSelectionIndex = 0;
prefs.push([ "font.size.variable.x-western", kFonts[gFontIndex].defaultSize ]);
}
var test = {
font: kFonts[gFontIndex],
decoration: kDecorations[gDecorationIndex],
selection: kSelections[gSelectionIndex],
};
prefs.push(
["ui.SpellCheckerUnderlineRelativeSize", test.decoration.relativeSize * 100],
["ui.IMEUnderlineRelativeSize", test.decoration.relativeSize * 100],
["ui.SpellCheckerUnderlineStyle", test.decoration.style],
["ui.IMERawInputUnderlineStyle", test.decoration.style],
["ui.IMESelectedRawTextUnderlineStyle", test.decoration.style],
["ui.IMEConvertedTextUnderlineStyle", test.decoration.style],
["ui.IMESelectedConvertedTextUnderlineStyle", test.decoration.style],
);
await SpecialPowers.pushPrefEnv({ set: prefs });
doTest(test);
}
function doTest(aTest)
{
var canvases = [];
function callbackTestCanvas(canvas)
{
canvases.push(canvas);
if (canvases.length != 2)
return;
var result = !canvases[0].isReference() ? canvases[0] : canvases[1];
var reference = canvases[0].isReference() ? canvases[0] : canvases[1];
var description = "(selection: " + aTest.selection.typeName +
", style: " + aTest.decoration.styleName +
", relativeSize: " + aTest.decoration.relativeSize +
", font: " + aTest.font.family +
", default font size: " + aTest.font.defaultSize + ")";
// If the decoration line is thick and the descender of the text isn't
// enough for containing it, selection underline may be painted lower
// if it's possible. Then, we cannot test it with CSS3 text-decoration.
if (aTest.decoration.style == kDecorationStyleDouble ||
aTest.decoration.style == kDecorationStyleWavy) {
todo(false, "Rendering of" + description);
} else {
assertSnapshots(result.snapshot, reference.snapshot, true,
getFuzz(aTest), description, "");
}
canvases = [];
run();
}
var testCanvas = new RemoteCanvas(document.getElementById("result"), aTest);
testCanvas.load(callbackTestCanvas);
var refCanvas = new RemoteCanvas(document.getElementById("reference"), aTest);
refCanvas.load(callbackTestCanvas);
}
async function onLoad()
{
await SpecialPowers.pushPrefEnv({ set: gPrefs });
var iframe = document.getElementById("result");
iframe.width = RemoteCanvas.CANVAS_WIDTH + "px";
iframe.height = RemoteCanvas.CANVAS_HEIGHT + "px";
iframe = document.getElementById("reference");
iframe.width = RemoteCanvas.CANVAS_WIDTH + "px";
iframe.height = RemoteCanvas.CANVAS_HEIGHT + "px";
run();
}
SimpleTest.waitForExplicitFinish();
SimpleTest.waitForFocus(onLoad, window);
</script>
</head>
<body>
<iframe src="frame_selection_underline.xhtml" id="result"></iframe>
<iframe src="frame_selection_underline-ref.xhtml" id="reference"></iframe>
<pre id="test">
</pre>
</body>
</html>
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