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content / renderer / skia_benchmarking_extension_unittest.cc [blame]
// Copyright 2013 The Chromium Authors
// 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 <stddef.h>
#include "base/values.h"
#include "skia/ext/benchmarking_canvas.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/skia/include/core/SkCanvas.h"
#include "third_party/skia/include/core/SkGraphics.h"
namespace {
testing::AssertionResult HasArg(const base::Value::List& args,
const char name[]) {
for (size_t i = 0; i < args.size(); ++i) {
const base::Value::Dict* arg = args[i].GetIfDict();
if (!arg || arg->size() != 1) {
return testing::AssertionFailure() << " malformed argument for index "
<< i;
}
if (arg->contains(name)) {
return testing::AssertionSuccess() << " argument '" << name
<< "' found at index " << i;
}
}
return testing::AssertionFailure() << "argument not found: '" << name << "'";
}
} // namespace
namespace content {
TEST(SkiaBenchmarkingExtensionTest, BenchmarkingCanvas) {
SkGraphics::Init();
// Prepare canvas and resources.
SkCanvas canvas(100, 100);
skia::BenchmarkingCanvas benchmarking_canvas(&canvas);
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));
SkMatrix trans;
trans.setTranslate(SkIntToScalar(10), SkIntToScalar(10));
// Draw a trivial scene.
benchmarking_canvas.save();
benchmarking_canvas.clipRect(fullRect);
benchmarking_canvas.setMatrix(trans);
benchmarking_canvas.drawRect(fillRect, red_paint);
benchmarking_canvas.restore();
// Verify the recorded commands.
const base::Value::List& ops = benchmarking_canvas.Commands();
ASSERT_EQ(ops.size(), static_cast<size_t>(5));
size_t index = 0;
const base::Value* value;
const base::Value::Dict* op;
const base::Value::List* op_args;
const std::string* op_name;
value = &ops[index++];
ASSERT_TRUE(value->is_dict());
op = &value->GetDict();
op_name = op->FindString("cmd_string");
ASSERT_TRUE(op_name);
EXPECT_EQ(*op_name, "Save");
op_args = op->FindList("info");
ASSERT_TRUE(op_args);
EXPECT_TRUE(op_args->empty());
value = &ops[index++];
ASSERT_TRUE(value->is_dict());
op = &value->GetDict();
op_name = op->FindString("cmd_string");
ASSERT_TRUE(op_name);
EXPECT_EQ(*op_name, "ClipRect");
op_args = op->FindList("info");
ASSERT_TRUE(op_args);
EXPECT_EQ(op_args->size(), static_cast<size_t>(3));
EXPECT_TRUE(HasArg(*op_args, "rect"));
EXPECT_TRUE(HasArg(*op_args, "op"));
EXPECT_TRUE(HasArg(*op_args, "anti-alias"));
value = &ops[index++];
ASSERT_TRUE(value->is_dict());
op = &value->GetDict();
op_name = op->FindString("cmd_string");
ASSERT_TRUE(op_name);
EXPECT_EQ(*op_name, "SetMatrix");
op_args = op->FindList("info");
ASSERT_TRUE(op_args);
EXPECT_EQ(op_args->size(), static_cast<size_t>(1));
EXPECT_TRUE(HasArg(*op_args, "matrix"));
value = &ops[index++];
ASSERT_TRUE(value->is_dict());
op = &value->GetDict();
op_name = op->FindString("cmd_string");
ASSERT_TRUE(op_name);
EXPECT_EQ(*op_name, "DrawRect");
op_args = op->FindList("info");
ASSERT_TRUE(op_args);
EXPECT_EQ(op_args->size(), static_cast<size_t>(2));
EXPECT_TRUE(HasArg(*op_args, "rect"));
EXPECT_TRUE(HasArg(*op_args, "paint"));
value = &ops[index++];
ASSERT_TRUE(value->is_dict());
op = &value->GetDict();
op_name = op->FindString("cmd_string");
ASSERT_TRUE(op_name);
EXPECT_EQ(*op_name, "Restore");
op_args = op->FindList("info");
ASSERT_TRUE(op_args);
EXPECT_TRUE(op_args->empty());
}
} // namespace content