blob: 891ef2fd4bcd87d772ae36b1b871cfdea12cfd8d [file] [log] [blame]
// Copyright 2016 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 "modules/csspaint/PaintRenderingContext2D.h"
#include "platform/graphics/ImageBuffer.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace blink {
namespace {
static const int s_width = 50;
static const int s_height = 75;
static const float s_zoom = 1.0;
class PaintRenderingContext2DTest : public ::testing::Test {
protected:
void SetUp() override;
Persistent<PaintRenderingContext2D> m_ctx;
};
void PaintRenderingContext2DTest::SetUp()
{
m_ctx = PaintRenderingContext2D::create(ImageBuffer::create(IntSize(s_width, s_height)), false /* hasAlpha */, s_zoom);
}
void trySettingStrokeStyle(PaintRenderingContext2D* ctx, const String& expected, const String& value)
{
StringOrCanvasGradientOrCanvasPattern result, arg, dummy;
dummy.setString("red");
arg.setString(value);
ctx->setStrokeStyle(dummy);
ctx->setStrokeStyle(arg);
ctx->strokeStyle(result);
EXPECT_EQ(expected, result.getAsString());
}
TEST_F(PaintRenderingContext2DTest, testParseColorOrCurrentColor)
{
trySettingStrokeStyle(m_ctx.get(), "#0000ff", "blue");
trySettingStrokeStyle(m_ctx.get(), "#000000", "currentColor");
}
TEST_F(PaintRenderingContext2DTest, testWidthAndHeight)
{
EXPECT_EQ(s_width, m_ctx->width());
EXPECT_EQ(s_height, m_ctx->height());
}
TEST_F(PaintRenderingContext2DTest, testBasicState)
{
const double shadowBlurBefore = 2;
const double shadowBlurAfter = 3;
const String lineJoinBefore = "bevel";
const String lineJoinAfter = "round";
m_ctx->setShadowBlur(shadowBlurBefore);
m_ctx->setLineJoin(lineJoinBefore);
EXPECT_EQ(shadowBlurBefore, m_ctx->shadowBlur());
EXPECT_EQ(lineJoinBefore, m_ctx->lineJoin());
m_ctx->save();
m_ctx->setShadowBlur(shadowBlurAfter);
m_ctx->setLineJoin(lineJoinAfter);
EXPECT_EQ(shadowBlurAfter, m_ctx->shadowBlur());
EXPECT_EQ(lineJoinAfter, m_ctx->lineJoin());
m_ctx->restore();
EXPECT_EQ(shadowBlurBefore, m_ctx->shadowBlur());
EXPECT_EQ(lineJoinBefore, m_ctx->lineJoin());
}
} // namespace
} // namespace blink