Add skiaBenchmarking.getOps()

content/renderer/skia_benchmarking_extension_unittest.cc

+// Copyright (c) 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "content/renderer/skia_benchmarking_extension.h"
+
+#include "testing/gtest/include/gtest/gtest.h"
+#include "third_party/skia/include/core/SkCanvas.h"
+#include "third_party/skia/include/core/SkGraphics.h"
+#include "third_party/skia/src/utils/debugger/SkDebugCanvas.h"
+#include "third_party/skia/src/utils/debugger/SkDrawCommand.h"
+
+namespace {
+
+testing::AssertionResult HasInfoField(SkDebugCanvas& canvas, int index,
+                                      const char* field) {
+
+  SkTDArray<SkString*>* info = canvas.getCommandInfo(index);
+  if (info == NULL)
+    return testing::AssertionFailure() << " command info not found for index "
+                                       << index;
+
+  for (int i = 0; i < info->count(); ++i) {
+    const SkString* info_str = (*info)[i];
+    if (info_str == NULL)
+      return testing::AssertionFailure() << " NULL info string for index "
+                                         << index;
+
+    // FIXME: loose info paramter test.
+    if (strstr(info_str->c_str(), field) != NULL)
+      return testing::AssertionSuccess() << field << " found";
+  }
+
+  return testing::AssertionFailure() << field << " not found";
+}
+
+}
+
+namespace content {
+
+TEST(SkiaBenchmarkingExtensionTest, SkDebugCanvas) {
+  SkGraphics::Init();
+
+  // Prepare canvas and resources.
+  SkDebugCanvas canvas(100, 100);
+  SkPaint red_paint;
+  red_paint.setColor(SkColorSetARGB(255, 255, 0, 0));
+  SkRect fullRect = SkRect::MakeWH(SkIntToScalar(100), SkIntToScalar(100));
+  SkRect fillRect = SkRect::MakeXYWH(SkIntToScalar(25), SkIntToScalar(25),
+                                     SkIntToScalar(50), SkIntToScalar(50));
+
+  // Draw a trivial scene.
+  canvas.save(SkCanvas::kMatrixClip_SaveFlag);
+  canvas.clipRect(fullRect, SkRegion::kIntersect_Op, false);
+  canvas.translate(SkIntToScalar(10), SkIntToScalar(10));
+  canvas.scale(SkIntToScalar(2), SkIntToScalar(2));
+  canvas.drawRect(fillRect, red_paint);
+  canvas.restore();
+
+  // Verify the recorded commands.
+  DrawType cmd;
+  int idx = 0;
+  ASSERT_EQ(canvas.getSize(), 6);
+
+  ASSERT_TRUE(canvas.getDrawCommandAt(idx) != NULL);
+  cmd = canvas.getDrawCommandAt(idx)->getType();
+  EXPECT_EQ(cmd, SAVE);
+  EXPECT_STREQ(SkDrawCommand::GetCommandString(cmd), "Save");
+  EXPECT_TRUE(HasInfoField(canvas, idx, "SaveFlags"));
+
+  ASSERT_TRUE(canvas.getDrawCommandAt(++idx) != NULL);
+  cmd = canvas.getDrawCommandAt(idx)->getType();
+  EXPECT_EQ(cmd, CLIP_RECT);
+  EXPECT_STREQ(SkDrawCommand::GetCommandString(cmd), "Clip Rect");
+  EXPECT_TRUE(HasInfoField(canvas, idx, "SkRect"));
+  EXPECT_TRUE(HasInfoField(canvas, idx, "Op"));
+  EXPECT_TRUE(HasInfoField(canvas, idx, "doAA"));
+
+  ASSERT_TRUE(canvas.getDrawCommandAt(++idx) != NULL);
+  cmd = canvas.getDrawCommandAt(idx)->getType();
+  EXPECT_EQ(cmd, TRANSLATE);
+  EXPECT_STREQ(SkDrawCommand::GetCommandString(cmd), "Translate");
+  EXPECT_TRUE(HasInfoField(canvas, idx, "dx"));
+  EXPECT_TRUE(HasInfoField(canvas, idx, "dy"));
+
+  ASSERT_TRUE(canvas.getDrawCommandAt(++idx) != NULL);
+  cmd = canvas.getDrawCommandAt(idx)->getType();
+  EXPECT_EQ(cmd, SCALE);
+  EXPECT_STREQ(SkDrawCommand::GetCommandString(cmd), "Scale");
+  EXPECT_TRUE(HasInfoField(canvas, idx, "sx"));
+  EXPECT_TRUE(HasInfoField(canvas, idx, "sy"));
+
+  ASSERT_TRUE(canvas.getDrawCommandAt(++idx) != NULL);
+  cmd = canvas.getDrawCommandAt(idx)->getType();
+  EXPECT_EQ(cmd, DRAW_RECT);
+  EXPECT_STREQ(SkDrawCommand::GetCommandString(cmd), "Draw Rect");
+  EXPECT_TRUE(HasInfoField(canvas, idx, "SkRect"));
+
+  ASSERT_TRUE(canvas.getDrawCommandAt(++idx) != NULL);
+  cmd = canvas.getDrawCommandAt(idx)->getType();
+  EXPECT_EQ(cmd, RESTORE);
+  EXPECT_STREQ(SkDrawCommand::GetCommandString(cmd), "Restore");
+}
+
+} // namespace content