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-rw-r--r--gfx/2d/unittest/TestDrawTargetBase.cpp109
1 files changed, 109 insertions, 0 deletions
diff --git a/gfx/2d/unittest/TestDrawTargetBase.cpp b/gfx/2d/unittest/TestDrawTargetBase.cpp
new file mode 100644
index 000000000..2a0d95ed6
--- /dev/null
+++ b/gfx/2d/unittest/TestDrawTargetBase.cpp
@@ -0,0 +1,109 @@
+/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "TestDrawTargetBase.h"
+#include <sstream>
+
+using namespace mozilla;
+using namespace mozilla::gfx;
+using namespace std;
+
+TestDrawTargetBase::TestDrawTargetBase()
+{
+ REGISTER_TEST(TestDrawTargetBase, Initialized);
+ REGISTER_TEST(TestDrawTargetBase, FillCompletely);
+ REGISTER_TEST(TestDrawTargetBase, FillRect);
+}
+
+void
+TestDrawTargetBase::Initialized()
+{
+ VERIFY(mDT);
+}
+
+void
+TestDrawTargetBase::FillCompletely()
+{
+ mDT->FillRect(Rect(0, 0, DT_WIDTH, DT_HEIGHT), ColorPattern(Color(0, 0.5f, 0, 1.0f)));
+
+ RefreshSnapshot();
+
+ VerifyAllPixels(Color(0, 0.5f, 0, 1.0f));
+}
+
+void
+TestDrawTargetBase::FillRect()
+{
+ mDT->FillRect(Rect(0, 0, DT_WIDTH, DT_HEIGHT), ColorPattern(Color(0, 0.5f, 0, 1.0f)));
+ mDT->FillRect(Rect(50, 50, 50, 50), ColorPattern(Color(0.5f, 0, 0, 1.0f)));
+
+ RefreshSnapshot();
+
+ VerifyPixel(IntPoint(49, 49), Color(0, 0.5f, 0, 1.0f));
+ VerifyPixel(IntPoint(50, 50), Color(0.5f, 0, 0, 1.0f));
+ VerifyPixel(IntPoint(99, 99), Color(0.5f, 0, 0, 1.0f));
+ VerifyPixel(IntPoint(100, 100), Color(0, 0.5f, 0, 1.0f));
+}
+
+void
+TestDrawTargetBase::RefreshSnapshot()
+{
+ RefPtr<SourceSurface> snapshot = mDT->Snapshot();
+ mDataSnapshot = snapshot->GetDataSurface();
+}
+
+void
+TestDrawTargetBase::VerifyAllPixels(const Color &aColor)
+{
+ uint32_t *colVal = (uint32_t*)mDataSnapshot->GetData();
+
+ uint32_t expected = RGBAPixelFromColor(aColor);
+
+ for (int y = 0; y < DT_HEIGHT; y++) {
+ for (int x = 0; x < DT_WIDTH; x++) {
+ if (colVal[y * (mDataSnapshot->Stride() / 4) + x] != expected) {
+ LogMessage("VerifyAllPixels Failed\n");
+ mTestFailed = true;
+ return;
+ }
+ }
+ }
+}
+
+void
+TestDrawTargetBase::VerifyPixel(const IntPoint &aPoint, mozilla::gfx::Color &aColor)
+{
+ uint32_t *colVal = (uint32_t*)mDataSnapshot->GetData();
+
+ uint32_t expected = RGBAPixelFromColor(aColor);
+ uint32_t rawActual = colVal[aPoint.y * (mDataSnapshot->Stride() / 4) + aPoint.x];
+
+ if (rawActual != expected) {
+ stringstream message;
+ uint32_t actb = rawActual & 0xFF;
+ uint32_t actg = (rawActual & 0xFF00) >> 8;
+ uint32_t actr = (rawActual & 0xFF0000) >> 16;
+ uint32_t acta = (rawActual & 0xFF000000) >> 24;
+ uint32_t expb = expected & 0xFF;
+ uint32_t expg = (expected & 0xFF00) >> 8;
+ uint32_t expr = (expected & 0xFF0000) >> 16;
+ uint32_t expa = (expected & 0xFF000000) >> 24;
+
+ message << "Verify Pixel (" << aPoint.x << "x" << aPoint.y << ") Failed."
+ " Expected (" << expr << "," << expg << "," << expb << "," << expa << ") "
+ " Got (" << actr << "," << actg << "," << actb << "," << acta << ")\n";
+
+ LogMessage(message.str());
+ mTestFailed = true;
+ return;
+ }
+}
+
+uint32_t
+TestDrawTargetBase::RGBAPixelFromColor(const Color &aColor)
+{
+ return uint8_t((aColor.b * 255) + 0.5f) | uint8_t((aColor.g * 255) + 0.5f) << 8 |
+ uint8_t((aColor.r * 255) + 0.5f) << 16 | uint8_t((aColor.a * 255) + 0.5f) << 24;
+}