Title: [201664] trunk
Revision
201664
Author
cdu...@apple.com
Date
2016-06-03 15:26:50 -0700 (Fri, 03 Jun 2016)

Log Message

CanvasRenderingContext2D.createPattern() / putImageData() throw wrong exception type
https://bugs.webkit.org/show_bug.cgi?id=158322

Reviewed by Ryosuke Niwa.

LayoutTests/imported/w3c:

Rebaseline test now that it is passing.

* canvas/2d.pattern.image.undefined-expected.txt:

Source/WebCore:

CanvasRenderingContext2D.createPattern() / putImageData() were throwing the wrong
exception type when the first parameter was null. It should throw a TypeError
but it was throwing a legacy TYPE_MISMATCH_ERR:
- http://www.w3.org/TR/2dcontext/#canvasrenderingcontext2d
- http://www.w3.org/TR/2dcontext/#canvasimagesource

This patch aligns our behavior with the specification.

No new tests, covered by existing tests.

* html/canvas/CanvasRenderingContext2D.cpp:
(WebCore::CanvasRenderingContext2D::createPattern):
(WebCore::CanvasRenderingContext2D::putImageData):
(WebCore::CanvasRenderingContext2D::webkitPutImageDataHD):
(WebCore::CanvasRenderingContext2D::didDraw): Deleted.
(WebCore::CanvasRenderingContext2D::drawFocusIfNeeded): Deleted.
(WebCore::CanvasRenderingContext2D::drawFocusIfNeededInternal): Deleted.
(WebCore::CanvasRenderingContext2D::font): Deleted.
* html/canvas/CanvasRenderingContext2D.h:
* html/canvas/CanvasRenderingContext2D.idl:

LayoutTests:

Update several outdated layout tests.

* canvas/philip/tests/2d.imageData.put.null.html:
* canvas/philip/tests/2d.pattern.image.null.html:
* canvas/philip/tests/2d.pattern.image.undefined.html:

Modified Paths

Diff

Modified: trunk/LayoutTests/ChangeLog (201663 => 201664)


--- trunk/LayoutTests/ChangeLog	2016-06-03 22:24:06 UTC (rev 201663)
+++ trunk/LayoutTests/ChangeLog	2016-06-03 22:26:50 UTC (rev 201664)
@@ -1,3 +1,16 @@
+2016-06-03  Chris Dumez  <cdu...@apple.com>
+
+        CanvasRenderingContext2D.createPattern() / putImageData() throw wrong exception type
+        https://bugs.webkit.org/show_bug.cgi?id=158322
+
+        Reviewed by Ryosuke Niwa.
+
+        Update several outdated layout tests.
+
+        * canvas/philip/tests/2d.imageData.put.null.html:
+        * canvas/philip/tests/2d.pattern.image.null.html:
+        * canvas/philip/tests/2d.pattern.image.undefined.html:
+
 2016-06-03  Ryan Haddad  <ryanhad...@apple.com>
 
         Marking fast/scrolling/scroll-container-horizontally.html as flaky on mac-wk2 and ios-simulator-wk1

Modified: trunk/LayoutTests/canvas/philip/tests/2d.imageData.put.null.html (201663 => 201664)


--- trunk/LayoutTests/canvas/philip/tests/2d.imageData.put.null.html	2016-06-03 22:24:06 UTC (rev 201663)
+++ trunk/LayoutTests/canvas/philip/tests/2d.imageData.put.null.html	2016-06-03 22:26:50 UTC (rev 201664)
@@ -14,7 +14,7 @@
 
 try { var _thrown = false;
   ctx.putImageData(null, 0, 0);
-} catch (e) { if (e.code != DOMException.TYPE_MISMATCH_ERR) _fail("Failed assertion: expected exception of type TYPE_MISMATCH_ERR, got: "+e.message); _thrown = true; } finally { _assert(_thrown, "should throw exception of type TYPE_MISMATCH_ERR: ctx.putImageData(null, 0, 0)"); }
+} catch (e) { if (e.name != "TypeError") _fail("Failed assertion: expected exception of type TypeError, got: "+e.message); _thrown = true; } finally { _assert(_thrown, "should throw exception of type TypeError: ctx.putImageData(null, 0, 0)"); }
 
 
 });

Modified: trunk/LayoutTests/canvas/philip/tests/2d.pattern.image.null.html (201663 => 201664)


--- trunk/LayoutTests/canvas/philip/tests/2d.pattern.image.null.html	2016-06-03 22:24:06 UTC (rev 201663)
+++ trunk/LayoutTests/canvas/philip/tests/2d.pattern.image.null.html	2016-06-03 22:26:50 UTC (rev 201664)
@@ -14,7 +14,7 @@
 
 try { var _thrown = false;
   ctx.createPattern(null, 'repeat');
-} catch (e) { if (e.code != DOMException.TYPE_MISMATCH_ERR) _fail("Failed assertion: expected exception of type TYPE_MISMATCH_ERR, got: "+e.message); _thrown = true; } finally { _assert(_thrown, "should throw exception of type TYPE_MISMATCH_ERR: ctx.createPattern(null, 'repeat')"); }
+} catch (e) { if (e.name != "TypeError") _fail("Failed assertion: expected exception of type TypeError, got: "+e.message); _thrown = true; } finally { _assert(_thrown, "should throw exception of type TypeError: ctx.createPattern(null, 'repeat')"); }
 
 
 });

Modified: trunk/LayoutTests/canvas/philip/tests/2d.pattern.image.undefined.html (201663 => 201664)


--- trunk/LayoutTests/canvas/philip/tests/2d.pattern.image.undefined.html	2016-06-03 22:24:06 UTC (rev 201663)
+++ trunk/LayoutTests/canvas/philip/tests/2d.pattern.image.undefined.html	2016-06-03 22:26:50 UTC (rev 201664)
@@ -14,7 +14,7 @@
 
 try { var _thrown = false;
   ctx.createPattern(undefined, 'repeat');
-} catch (e) { if (e.code != DOMException.TYPE_MISMATCH_ERR) _fail("Failed assertion: expected exception of type TYPE_MISMATCH_ERR, got: "+e.message); _thrown = true; } finally { _assert(_thrown, "should throw exception of type TYPE_MISMATCH_ERR: ctx.createPattern(undefined, 'repeat')"); }
+} catch (e) { if (e.name != "TypeError") _fail("Failed assertion: expected exception of type TypeError, got: "+e.message); _thrown = true; } finally { _assert(_thrown, "should throw exception of type TypeError: ctx.createPattern(undefined, 'repeat')"); }
 
 
 });

Modified: trunk/LayoutTests/imported/w3c/ChangeLog (201663 => 201664)


--- trunk/LayoutTests/imported/w3c/ChangeLog	2016-06-03 22:24:06 UTC (rev 201663)
+++ trunk/LayoutTests/imported/w3c/ChangeLog	2016-06-03 22:26:50 UTC (rev 201664)
@@ -1,3 +1,14 @@
+2016-06-03  Chris Dumez  <cdu...@apple.com>
+
+        CanvasRenderingContext2D.createPattern() / putImageData() throw wrong exception type
+        https://bugs.webkit.org/show_bug.cgi?id=158322
+
+        Reviewed by Ryosuke Niwa.
+
+        Rebaseline test now that it is passing.
+
+        * canvas/2d.pattern.image.undefined-expected.txt:
+
 2016-06-02  Chris Dumez  <cdu...@apple.com>
 
         [WebIDL] 'undefined' should be an acceptable value for nullable parameters

Modified: trunk/LayoutTests/imported/w3c/canvas/2d.pattern.image.undefined-expected.txt (201663 => 201664)


--- trunk/LayoutTests/imported/w3c/canvas/2d.pattern.image.undefined-expected.txt	2016-06-03 22:24:06 UTC (rev 201663)
+++ trunk/LayoutTests/imported/w3c/canvas/2d.pattern.image.undefined-expected.txt	2016-06-03 22:26:50 UTC (rev 201664)
@@ -2,4 +2,4 @@
 Spec references: 2d.pattern.IDL
 Defined in "Web IDL" (draft)
 Actual output:
-Failed assertion: expected exception of type TypeError, got: Error: TypeMismatchError: DOM Exception 17
+Passed

Modified: trunk/Source/WebCore/ChangeLog (201663 => 201664)


--- trunk/Source/WebCore/ChangeLog	2016-06-03 22:24:06 UTC (rev 201663)
+++ trunk/Source/WebCore/ChangeLog	2016-06-03 22:26:50 UTC (rev 201664)
@@ -1,3 +1,31 @@
+2016-06-03  Chris Dumez  <cdu...@apple.com>
+
+        CanvasRenderingContext2D.createPattern() / putImageData() throw wrong exception type
+        https://bugs.webkit.org/show_bug.cgi?id=158322
+
+        Reviewed by Ryosuke Niwa.
+
+        CanvasRenderingContext2D.createPattern() / putImageData() were throwing the wrong
+        exception type when the first parameter was null. It should throw a TypeError
+        but it was throwing a legacy TYPE_MISMATCH_ERR:
+        - http://www.w3.org/TR/2dcontext/#canvasrenderingcontext2d
+        - http://www.w3.org/TR/2dcontext/#canvasimagesource
+
+        This patch aligns our behavior with the specification.
+
+        No new tests, covered by existing tests.
+
+        * html/canvas/CanvasRenderingContext2D.cpp:
+        (WebCore::CanvasRenderingContext2D::createPattern):
+        (WebCore::CanvasRenderingContext2D::putImageData):
+        (WebCore::CanvasRenderingContext2D::webkitPutImageDataHD):
+        (WebCore::CanvasRenderingContext2D::didDraw): Deleted.
+        (WebCore::CanvasRenderingContext2D::drawFocusIfNeeded): Deleted.
+        (WebCore::CanvasRenderingContext2D::drawFocusIfNeededInternal): Deleted.
+        (WebCore::CanvasRenderingContext2D::font): Deleted.
+        * html/canvas/CanvasRenderingContext2D.h:
+        * html/canvas/CanvasRenderingContext2D.idl:
+
 2016-06-03  Anders Carlsson  <ander...@apple.com>
 
         Rename NoncopyableFunction to Function

Modified: trunk/Source/WebCore/html/canvas/CanvasRenderingContext2D.cpp (201663 => 201664)


--- trunk/Source/WebCore/html/canvas/CanvasRenderingContext2D.cpp	2016-06-03 22:24:06 UTC (rev 201663)
+++ trunk/Source/WebCore/html/canvas/CanvasRenderingContext2D.cpp	2016-06-03 22:26:50 UTC (rev 201664)
@@ -1744,22 +1744,18 @@
     return WTFMove(gradient);
 }
 
-RefPtr<CanvasPattern> CanvasRenderingContext2D::createPattern(HTMLImageElement* imageElement,
+RefPtr<CanvasPattern> CanvasRenderingContext2D::createPattern(HTMLImageElement& imageElement,
     const String& repetitionType, ExceptionCode& ec)
 {
-    if (!imageElement) {
-        ec = TYPE_MISMATCH_ERR;
-        return nullptr;
-    }
     bool repeatX, repeatY;
     ec = 0;
     CanvasPattern::parseRepetitionType(repetitionType, repeatX, repeatY, ec);
     if (ec)
         return nullptr;
 
-    CachedImage* cachedImage = imageElement->cachedImage();
+    CachedImage* cachedImage = imageElement.cachedImage();
     // If the image loading hasn't started or the image is not complete, it is not fully decodable.
-    if (!cachedImage || !imageElement->complete())
+    if (!cachedImage || !imageElement.complete())
         return nullptr;
 
     if (cachedImage->status() == CachedResource::LoadError) {
@@ -1767,7 +1763,7 @@
         return nullptr;
     }
 
-    if (!imageElement->cachedImage()->imageForRenderer(imageElement->renderer()))
+    if (!imageElement.cachedImage()->imageForRenderer(imageElement.renderer()))
         return CanvasPattern::create(Image::nullImage(), repeatX, repeatY, true);
 
     bool originClean = cachedImage->isOriginClean(canvas()->securityOrigin());
@@ -1781,17 +1777,13 @@
     if (cachedImage->image()->isSVGImage())
         originClean = false;
 
-    return CanvasPattern::create(cachedImage->imageForRenderer(imageElement->renderer()), repeatX, repeatY, originClean);
+    return CanvasPattern::create(cachedImage->imageForRenderer(imageElement.renderer()), repeatX, repeatY, originClean);
 }
 
-RefPtr<CanvasPattern> CanvasRenderingContext2D::createPattern(HTMLCanvasElement* canvas,
+RefPtr<CanvasPattern> CanvasRenderingContext2D::createPattern(HTMLCanvasElement& canvas,
     const String& repetitionType, ExceptionCode& ec)
 {
-    if (!canvas) {
-        ec = TYPE_MISMATCH_ERR;
-        return nullptr;
-    }
-    if (!canvas->width() || !canvas->height() || !canvas->buffer()) {
+    if (!canvas.width() || !canvas.height() || !canvas.buffer()) {
         ec = INVALID_STATE_ERR;
         return nullptr;
     }
@@ -1801,7 +1793,7 @@
     CanvasPattern::parseRepetitionType(repetitionType, repeatX, repeatY, ec);
     if (ec)
         return nullptr;
-    return CanvasPattern::create(canvas->copiedImage(), repeatX, repeatY, canvas->originClean());
+    return CanvasPattern::create(canvas.copiedImage(), repeatX, repeatY, canvas.originClean());
 }
 
 void CanvasRenderingContext2D::didDrawEntireCanvas()
@@ -2016,31 +2008,23 @@
     return ImageData::create(imageDataRect.size(), byteArray.releaseNonNull());
 }
 
-void CanvasRenderingContext2D::putImageData(ImageData* data, float dx, float dy, ExceptionCode& ec)
+void CanvasRenderingContext2D::putImageData(ImageData& data, float dx, float dy, ExceptionCode& ec)
 {
-    if (!data) {
-        ec = TYPE_MISMATCH_ERR;
-        return;
-    }
-    putImageData(data, dx, dy, 0, 0, data->width(), data->height(), ec);
+    putImageData(data, dx, dy, 0, 0, data.width(), data.height(), ec);
 }
 
-void CanvasRenderingContext2D::webkitPutImageDataHD(ImageData* data, float dx, float dy, ExceptionCode& ec)
+void CanvasRenderingContext2D::webkitPutImageDataHD(ImageData& data, float dx, float dy, ExceptionCode& ec)
 {
-    if (!data) {
-        ec = TYPE_MISMATCH_ERR;
-        return;
-    }
-    webkitPutImageDataHD(data, dx, dy, 0, 0, data->width(), data->height(), ec);
+    webkitPutImageDataHD(data, dx, dy, 0, 0, data.width(), data.height(), ec);
 }
 
-void CanvasRenderingContext2D::putImageData(ImageData* data, float dx, float dy, float dirtyX, float dirtyY,
+void CanvasRenderingContext2D::putImageData(ImageData& data, float dx, float dy, float dirtyX, float dirtyY,
                                             float dirtyWidth, float dirtyHeight, ExceptionCode& ec)
 {
     putImageData(data, ImageBuffer::LogicalCoordinateSystem, dx, dy, dirtyX, dirtyY, dirtyWidth, dirtyHeight, ec);
 }
 
-void CanvasRenderingContext2D::webkitPutImageDataHD(ImageData* data, float dx, float dy, float dirtyX, float dirtyY, float dirtyWidth, float dirtyHeight, ExceptionCode& ec)
+void CanvasRenderingContext2D::webkitPutImageDataHD(ImageData& data, float dx, float dy, float dirtyX, float dirtyY, float dirtyWidth, float dirtyHeight, ExceptionCode& ec)
 {
     putImageData(data, ImageBuffer::BackingStoreCoordinateSystem, dx, dy, dirtyX, dirtyY, dirtyWidth, dirtyHeight, ec);
 }
@@ -2066,13 +2050,9 @@
     context->drawFocusRing(path, 1, 1, RenderTheme::focusRingColor());
 }
 
-void CanvasRenderingContext2D::putImageData(ImageData* data, ImageBuffer::CoordinateSystem coordinateSystem, float dx, float dy, float dirtyX, float dirtyY,
+void CanvasRenderingContext2D::putImageData(ImageData& data, ImageBuffer::CoordinateSystem coordinateSystem, float dx, float dy, float dirtyX, float dirtyY,
                                             float dirtyWidth, float dirtyHeight, ExceptionCode& ec)
 {
-    if (!data) {
-        ec = TYPE_MISMATCH_ERR;
-        return;
-    }
     if (!std::isfinite(dx) || !std::isfinite(dy) || !std::isfinite(dirtyX) || !std::isfinite(dirtyY) || !std::isfinite(dirtyWidth) || !std::isfinite(dirtyHeight)) {
         ec = NOT_SUPPORTED_ERR;
         return;
@@ -2093,7 +2073,7 @@
     }
 
     FloatRect clipRect(dirtyX, dirtyY, dirtyWidth, dirtyHeight);
-    clipRect.intersect(IntRect(0, 0, data->width(), data->height()));
+    clipRect.intersect(IntRect(0, 0, data.width(), data.height()));
     IntSize destOffset(static_cast<int>(dx), static_cast<int>(dy));
     IntRect destRect = enclosingIntRect(clipRect);
     destRect.move(destOffset);
@@ -2103,7 +2083,7 @@
     IntRect sourceRect(destRect);
     sourceRect.move(-destOffset);
 
-    buffer->putByteArray(Unmultiplied, data->data(), IntSize(data->width(), data->height()), sourceRect, IntPoint(destOffset), coordinateSystem);
+    buffer->putByteArray(Unmultiplied, data.data(), IntSize(data.width(), data.height()), sourceRect, IntPoint(destOffset), coordinateSystem);
 
     didDraw(destRect, CanvasDidDrawApplyNone); // ignore transform, shadow and clip
 }

Modified: trunk/Source/WebCore/html/canvas/CanvasRenderingContext2D.h (201663 => 201664)


--- trunk/Source/WebCore/html/canvas/CanvasRenderingContext2D.h	2016-06-03 22:24:06 UTC (rev 201663)
+++ trunk/Source/WebCore/html/canvas/CanvasRenderingContext2D.h	2016-06-03 22:26:50 UTC (rev 201664)
@@ -180,17 +180,17 @@
 
     RefPtr<CanvasGradient> createLinearGradient(float x0, float y0, float x1, float y1, ExceptionCode&);
     RefPtr<CanvasGradient> createRadialGradient(float x0, float y0, float r0, float x1, float y1, float r1, ExceptionCode&);
-    RefPtr<CanvasPattern> createPattern(HTMLImageElement*, const String& repetitionType, ExceptionCode&);
-    RefPtr<CanvasPattern> createPattern(HTMLCanvasElement*, const String& repetitionType, ExceptionCode&);
+    RefPtr<CanvasPattern> createPattern(HTMLImageElement&, const String& repetitionType, ExceptionCode&);
+    RefPtr<CanvasPattern> createPattern(HTMLCanvasElement&, const String& repetitionType, ExceptionCode&);
 
     RefPtr<ImageData> createImageData(RefPtr<ImageData>&&, ExceptionCode&) const;
     RefPtr<ImageData> createImageData(float width, float height, ExceptionCode&) const;
     RefPtr<ImageData> getImageData(float sx, float sy, float sw, float sh, ExceptionCode&) const;
     RefPtr<ImageData> webkitGetImageDataHD(float sx, float sy, float sw, float sh, ExceptionCode&) const;
-    void putImageData(ImageData*, float dx, float dy, ExceptionCode&);
-    void putImageData(ImageData*, float dx, float dy, float dirtyX, float dirtyY, float dirtyWidth, float dirtyHeight, ExceptionCode&);
-    void webkitPutImageDataHD(ImageData*, float dx, float dy, ExceptionCode&);
-    void webkitPutImageDataHD(ImageData*, float dx, float dy, float dirtyX, float dirtyY, float dirtyWidth, float dirtyHeight, ExceptionCode&);
+    void putImageData(ImageData&, float dx, float dy, ExceptionCode&);
+    void putImageData(ImageData&, float dx, float dy, float dirtyX, float dirtyY, float dirtyWidth, float dirtyHeight, ExceptionCode&);
+    void webkitPutImageDataHD(ImageData&, float dx, float dy, ExceptionCode&);
+    void webkitPutImageDataHD(ImageData&, float dx, float dy, float dirtyX, float dirtyY, float dirtyWidth, float dirtyHeight, ExceptionCode&);
 
     void drawFocusIfNeeded(Element*);
     void drawFocusIfNeeded(DOMPath&, Element*);
@@ -370,7 +370,7 @@
     void prepareGradientForDashboard(CanvasGradient& gradient) const;
 
     RefPtr<ImageData> getImageData(ImageBuffer::CoordinateSystem, float sx, float sy, float sw, float sh, ExceptionCode&) const;
-    void putImageData(ImageData*, ImageBuffer::CoordinateSystem, float dx, float dy, float dirtyX, float dirtyY, float dirtyWidth, float dirtyHeight, ExceptionCode&);
+    void putImageData(ImageData&, ImageBuffer::CoordinateSystem, float dx, float dy, float dirtyX, float dirtyY, float dirtyWidth, float dirtyHeight, ExceptionCode&);
 
     bool is2d() const override { return true; }
     bool isAccelerated() const override;

Modified: trunk/Source/WebCore/html/canvas/CanvasRenderingContext2D.idl (201663 => 201664)


--- trunk/Source/WebCore/html/canvas/CanvasRenderingContext2D.idl	2016-06-03 22:24:06 UTC (rev 201663)
+++ trunk/Source/WebCore/html/canvas/CanvasRenderingContext2D.idl	2016-06-03 22:26:50 UTC (rev 201664)
@@ -169,14 +169,14 @@
     void setShadow(float width, unrestricted float height, unrestricted float blur, unrestricted float c, unrestricted float m, 
         unrestricted float y, unrestricted float k, unrestricted float a);
 
-    [RaisesException] void putImageData(ImageData? imagedata, float dx, float dy);
-    [RaisesException] void putImageData(ImageData? imagedata, float dx, float dy, float dirtyX, float dirtyY, float dirtyWidth, float dirtyHeight);
+    [RaisesException] void putImageData(ImageData imagedata, float dx, float dy);
+    [RaisesException] void putImageData(ImageData imagedata, float dx, float dy, float dirtyX, float dirtyY, float dirtyWidth, float dirtyHeight);
 
-    [RaisesException] void webkitPutImageDataHD(ImageData? imagedata, float dx, float dy);
-    [RaisesException] void webkitPutImageDataHD(ImageData? imagedata, float dx, float dy, float dirtyX, float dirtyY, float dirtyWidth, float dirtyHeight);
+    [RaisesException] void webkitPutImageDataHD(ImageData imagedata, float dx, float dy);
+    [RaisesException] void webkitPutImageDataHD(ImageData imagedata, float dx, float dy, float dirtyX, float dirtyY, float dirtyWidth, float dirtyHeight);
 
-    [RaisesException] CanvasPattern createPattern(HTMLCanvasElement? canvas, [TreatNullAs=EmptyString] DOMString repetitionType);
-    [RaisesException] CanvasPattern createPattern(HTMLImageElement? image, [TreatNullAs=EmptyString] DOMString repetitionType);
+    [RaisesException] CanvasPattern createPattern(HTMLCanvasElement canvas, [TreatNullAs=EmptyString] DOMString repetitionType);
+    [RaisesException] CanvasPattern createPattern(HTMLImageElement image, [TreatNullAs=EmptyString] DOMString repetitionType);
     [RaisesException] ImageData createImageData(ImageData? imagedata);
     [RaisesException] ImageData createImageData(float sw, float sh);
 
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