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// Copyright 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 "cc/output/filter_operations.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/gfx/point.h"
namespace cc {
namespace {
TEST(FilterOperationsTest, GetOutsetsBlur) {
FilterOperations ops;
ops.Append(FilterOperation::CreateBlurFilter(20));
int top, right, bottom, left;
top = right = bottom = left = 0;
ops.GetOutsets(&top, &right, &bottom, &left);
EXPECT_EQ(57, top);
EXPECT_EQ(57, right);
EXPECT_EQ(57, bottom);
EXPECT_EQ(57, left);
}
TEST(FilterOperationsTest, GetOutsetsDropShadow) {
FilterOperations ops;
ops.Append(FilterOperation::CreateDropShadowFilter(gfx::Point(3, 8), 20, 0));
int top, right, bottom, left;
top = right = bottom = left = 0;
ops.GetOutsets(&top, &right, &bottom, &left);
EXPECT_EQ(49, top);
EXPECT_EQ(60, right);
EXPECT_EQ(65, bottom);
EXPECT_EQ(54, left);
}
#define SAVE_RESTORE_AMOUNT(filter_name, filter_type, a) \
{ \
FilterOperation op = FilterOperation::Create##filter_name##Filter(a); \
EXPECT_EQ(FilterOperation::filter_type, op.type()); \
EXPECT_EQ(a, op.amount()); \
\
FilterOperation op2 = FilterOperation::CreateEmptyFilter(); \
op2.set_type(FilterOperation::filter_type); \
\
EXPECT_NE(a, op2.amount()); \
\
op2.set_amount(a); \
\
EXPECT_EQ(FilterOperation::filter_type, op2.type()); \
EXPECT_EQ(a, op2.amount()); \
}
#define SAVE_RESTORE_OFFSET_AMOUNT_COLOR(filter_name, filter_type, a, b, c) \
{ \
FilterOperation op = \
FilterOperation::Create##filter_name##Filter(a, b, c); \
EXPECT_EQ(FilterOperation::filter_type, op.type()); \
EXPECT_EQ(a, op.drop_shadow_offset()); \
EXPECT_EQ(b, op.amount()); \
EXPECT_EQ(c, op.drop_shadow_color()); \
\
FilterOperation op2 = FilterOperation::CreateEmptyFilter(); \
op2.set_type(FilterOperation::filter_type); \
\
EXPECT_NE(a, op2.drop_shadow_offset()); \
EXPECT_NE(b, op2.amount()); \
EXPECT_NE(c, op2.drop_shadow_color()); \
\
op2.set_drop_shadow_offset(a); \
op2.set_amount(b); \
op2.set_drop_shadow_color(c); \
\
EXPECT_EQ(FilterOperation::filter_type, op2.type()); \
EXPECT_EQ(a, op2.drop_shadow_offset()); \
EXPECT_EQ(b, op2.amount()); \
EXPECT_EQ(c, op2.drop_shadow_color()); \
}
#define SAVE_RESTORE_MATRIX(filter_name, filter_type, a) \
{ \
FilterOperation op = FilterOperation::Create##filter_name##Filter(a); \
EXPECT_EQ(FilterOperation::filter_type, op.type()); \
for (size_t i = 0; i < 20; ++i) \
EXPECT_EQ(a[i], op.matrix()[i]); \
\
FilterOperation op2 = FilterOperation::CreateEmptyFilter(); \
op2.set_type(FilterOperation::filter_type); \
\
for (size_t i = 0; i < 20; ++i) \
EXPECT_NE(a[i], op2.matrix()[i]); \
\
op2.set_matrix(a); \
\
EXPECT_EQ(FilterOperation::filter_type, op2.type()); \
for (size_t i = 0; i < 20; ++i) \
EXPECT_EQ(a[i], op.matrix()[i]); \
}
#define SAVE_RESTORE_AMOUNT_INSET(filter_name, filter_type, a, b) \
{ \
FilterOperation op = FilterOperation::Create##filter_name##Filter(a, b); \
EXPECT_EQ(FilterOperation::filter_type, op.type()); \
EXPECT_EQ(a, op.amount()); \
EXPECT_EQ(b, op.zoom_inset()); \
\
FilterOperation op2 = FilterOperation::CreateEmptyFilter(); \
op2.set_type(FilterOperation::filter_type); \
\
EXPECT_NE(a, op2.amount()); \
EXPECT_NE(b, op2.zoom_inset()); \
\
op2.set_amount(a); \
op2.set_zoom_inset(b); \
\
EXPECT_EQ(FilterOperation::filter_type, op2.type()); \
EXPECT_EQ(a, op2.amount()); \
EXPECT_EQ(b, op2.zoom_inset()); \
}
TEST(FilterOperationsTest, SaveAndRestore) {
SAVE_RESTORE_AMOUNT(Grayscale, GRAYSCALE, 0.6f);
SAVE_RESTORE_AMOUNT(Sepia, SEPIA, 0.6f);
SAVE_RESTORE_AMOUNT(Saturate, SATURATE, 0.6f);
SAVE_RESTORE_AMOUNT(HueRotate, HUE_ROTATE, 0.6f);
SAVE_RESTORE_AMOUNT(Invert, INVERT, 0.6f);
SAVE_RESTORE_AMOUNT(Brightness, BRIGHTNESS, 0.6f);
SAVE_RESTORE_AMOUNT(Contrast, CONTRAST, 0.6f);
SAVE_RESTORE_AMOUNT(Opacity, OPACITY, 0.6f);
SAVE_RESTORE_AMOUNT(Blur, BLUR, 0.6f);
SAVE_RESTORE_AMOUNT(SaturatingBrightness, SATURATING_BRIGHTNESS, 0.6f);
SAVE_RESTORE_OFFSET_AMOUNT_COLOR(
DropShadow, DROP_SHADOW, gfx::Point(3, 4), 0.4f, 0xffffff00);
SkScalar matrix[20] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
17, 18, 19, 20};
SAVE_RESTORE_MATRIX(ColorMatrix, COLOR_MATRIX, matrix);
SAVE_RESTORE_AMOUNT_INSET(Zoom, ZOOM, 0.5f, 32);
}
} // namespace
} // namespace cc
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