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Bug 1144450 - Part 5: Fix/add tests for not firing loadingdone/loadingerror when adding an already-loaded/error FontFace to a FontFaceSet. r=jdaggett

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This commit is contained in:
Cameron McCormack 2015-03-24 19:34:32 +11:00
parent fc1e3c1406
commit 09e31f980e
1 changed files with 71 additions and 8 deletions
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79
layout/style/test/test_font_loading_api.html
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@ -615,7 +615,8 @@ function runTest() {
}).then(function() {
// (TEST 29) Test that a loadingdone and a loadingerror event is dispatched
// when a FontFace with status "error" is added to the FontFaceSet.
// when a FontFace that eventually becomes status "error" is added to the
// FontFaceSet.
var face;
var awaitEvents = new Promise(function(aResolve, aReject) {
@ -657,14 +658,16 @@ function runTest() {
};
});
face = new FontFace("test", new ArrayBuffer(0));
face = new FontFace("test", "url(x)");
face.load();
is(face.status, "loading", "FontFace should have status \"loading\" (TEST 29)");
document.fonts.add(face);
return face.loaded
.then(function() {
ok(false, "the FontFace should not load (TEST 29)");
}, function(aError) {
is(face.status, "error", "FontFace should have status \"error\" (TEST 29)");
document.fonts.add(face);
return awaitEvents;
})
.then(function() {
@ -675,7 +678,7 @@ function runTest() {
}).then(function() {
// (TEST 30) Test that a loadingdone event is dispatched when a FontFace
// with status "loaded" is added to the FontFaceSet.
// that eventually becomes status "loaded" is added to the FontFaceSet.
var face;
var awaitEvents = new Promise(function(aResolve, aReject) {
@ -701,12 +704,14 @@ function runTest() {
};
});
face = new FontFace("test", fontData);
face = new FontFace("test", "url(BitPattern.woff)");
face.load();
is(face.status, "loading", "FontFace should have status \"loading\" (TEST 30)");
document.fonts.add(face);
return face.loaded
.then(function() {
is(face.status, "loaded", "FontFace should have status \"loaded\" (TEST 30)");
document.fonts.add(face);
return awaitEvents;
})
.then(function() {
@ -744,14 +749,15 @@ function runTest() {
});
face = new FontFace("test", "url(BitPattern.woff)");
is(face.status, "unloaded", "FontFace should have status \"unloaded\" (TEST 31)");
document.fonts.add(face);
return face.load()
.then(function() {
is(face.status, "loaded", "FontFace should have status \"loaded\" (TEST 31)");
document.fonts.add(face);
return awaitEvents;
})
.then(function() {
is(face.status, "loaded", "FontFace should have status \"loaded\" (TEST 31)");
document.fonts.clear();
return document.fonts.ready;
});
@ -863,6 +869,63 @@ function runTest() {
style.textContent = "";
}).then(function() {
// (TEST 35) Test that no loadingdone event is dispatched when a FontFace
// with "loaded" status is added to a "loaded" FontFaceSet.
var gotLoadingDone = false;
document.fonts.onloadingdone = function(aEvent) {
gotLoadingDone = true;
};
is(document.fonts.status, "loaded", "document.fonts.status should have status \"loaded\" (TEST 35)");
var face = new FontFace("test", fontData);
return face.loaded
.then(function() {
is(face.status, "loaded", "FontFace should have status \"loaded\" (TEST 35)");
document.fonts.add(face);
is(document.fonts.status, "loaded", "document.fonts.status should still have status \"loaded\" (TEST 35)");
return document.fonts.ready;
})
.then(function() {
ok(!gotLoadingDone, "loadingdone event should not be dispatched (TEST 35)");
document.fonts.onloadingdone = null;
document.fonts.clear();
});
}).then(function() {
// (TEST 36) Test that no loadingdone or loadingerror event is dispatched
// when a FontFace with "error" status is added to a "loaded" FontFaceSet.
var gotLoadingDone = false, gotLoadingError = false;
document.fonts.onloadingdone = function(aEvent) {
gotLoadingDone = true;
};
document.fonts.onloadingerror = function(aEvent) {
gotLoadingError = true;
};
is(document.fonts.status, "loaded", "document.fonts.status should have status \"loaded\" (TEST 36)");
var face = new FontFace("test", new ArrayBuffer(0));
return face.loaded
.then(function() {
ok(false, "FontFace should not have loaded (TEST 36)");
}, function() {
is(face.status, "error", "FontFace should have status \"error\" (TEST 36)");
document.fonts.add(face);
is(document.fonts.status, "loaded", "document.fonts.status should still have status \"loaded\" (TEST 36)");
return document.fonts.ready;
})
.then(function() {
ok(!gotLoadingDone, "loadingdone event should not be dispatched (TEST 36)");
ok(!gotLoadingError, "loadingerror event should not be dispatched (TEST 36)");
document.fonts.onloadingdone = null;
document.fonts.onloadingerror = null;
document.fonts.clear();
});
}).then(function() {
// (TEST LAST) Test that a pending style sheet load prevents