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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "cc/input/hit_test_opaqueness.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace cc {
namespace {
constexpr auto kTransparent = HitTestOpaqueness::kTransparent;
constexpr auto kMixed = HitTestOpaqueness::kMixed;
constexpr auto kOpaque = HitTestOpaqueness::kOpaque;
#define EXPECT_OPAQUENESS(expected, r1, o1, r2, o2) \
do { \
EXPECT_EQ(expected, UnionHitTestOpaqueness(r1, o1, r2, o2)); \
EXPECT_EQ(expected, UnionHitTestOpaqueness(r2, o2, r1, o1)); \
} while (false)
TEST(HitTestOpaquenessTest, BothTransparent) {
EXPECT_OPAQUENESS(kTransparent, gfx::Rect(), kTransparent, gfx::Rect(),
kTransparent);
EXPECT_OPAQUENESS(kTransparent, gfx::Rect(0, 0, 100, 100), kTransparent,
gfx::Rect(0, 0, 100, 100), kTransparent);
EXPECT_OPAQUENESS(kTransparent, gfx::Rect(0, 0, 100, 100), kTransparent,
gfx::Rect(0, 100, 100, 100), kTransparent);
EXPECT_OPAQUENESS(kTransparent, gfx::Rect(0, 0, 100, 100), kTransparent,
gfx::Rect(0, 0, 50, 100), kTransparent);
EXPECT_OPAQUENESS(kTransparent, gfx::Rect(0, 0, 100, 100), kTransparent,
gfx::Rect(0, 200, 100, 100), kTransparent);
EXPECT_OPAQUENESS(kTransparent, gfx::Rect(0, 0, 100, 100), kTransparent,
gfx::Rect(50, 50, 100, 100), kTransparent);
}
TEST(HitTestOpaquenessTest, BothOpaque) {
EXPECT_OPAQUENESS(kOpaque, gfx::Rect(), kOpaque, gfx::Rect(), kOpaque);
EXPECT_OPAQUENESS(kOpaque, gfx::Rect(0, 0, 100, 100), kOpaque,
gfx::Rect(0, 0, 100, 100), kOpaque);
EXPECT_OPAQUENESS(kOpaque, gfx::Rect(0, 0, 100, 100), kOpaque,
gfx::Rect(0, 100, 100, 100), kOpaque);
EXPECT_OPAQUENESS(kOpaque, gfx::Rect(0, 0, 100, 100), kOpaque,
gfx::Rect(0, 0, 50, 100), kOpaque);
EXPECT_OPAQUENESS(kMixed, gfx::Rect(0, 0, 100, 100), kOpaque,
gfx::Rect(0, 200, 100, 100), kOpaque);
EXPECT_OPAQUENESS(kMixed, gfx::Rect(0, 0, 100, 100), kOpaque,
gfx::Rect(50, 50, 100, 100), kOpaque);
}
TEST(HitTestOpaquenessTest, BothMixed) {
EXPECT_OPAQUENESS(kMixed, gfx::Rect(), kMixed, gfx::Rect(), kMixed);
EXPECT_OPAQUENESS(kMixed, gfx::Rect(0, 0, 100, 100), kMixed,
gfx::Rect(0, 0, 100, 100), kMixed);
EXPECT_OPAQUENESS(kMixed, gfx::Rect(0, 0, 100, 100), kMixed,
gfx::Rect(0, 100, 100, 100), kMixed);
EXPECT_OPAQUENESS(kMixed, gfx::Rect(0, 0, 100, 100), kMixed,
gfx::Rect(0, 0, 50, 100), kMixed);
EXPECT_OPAQUENESS(kMixed, gfx::Rect(0, 0, 100, 100), kMixed,
gfx::Rect(0, 200, 100, 100), kMixed);
EXPECT_OPAQUENESS(kMixed, gfx::Rect(0, 0, 100, 100), kMixed,
gfx::Rect(50, 50, 100, 100), kMixed);
}
TEST(HitTestOpaquenessTest, MixedAndTransparent) {
EXPECT_OPAQUENESS(kTransparent, gfx::Rect(), kMixed,
gfx::Rect(0, 0, 100, 100), kTransparent);
EXPECT_OPAQUENESS(kTransparent, gfx::Rect(), kMixed,
gfx::Rect(0, 0, 100, 100), kTransparent);
EXPECT_OPAQUENESS(kMixed, gfx::Rect(0, 0, 100, 100), kMixed,
gfx::Rect(0, 0, 100, 100), kTransparent);
EXPECT_OPAQUENESS(kMixed, gfx::Rect(0, 0, 100, 100), kMixed,
gfx::Rect(0, 100, 100, 100), kTransparent);
EXPECT_OPAQUENESS(kMixed, gfx::Rect(0, 0, 100, 100), kMixed,
gfx::Rect(0, 100, 100, 100), kTransparent);
EXPECT_OPAQUENESS(kMixed, gfx::Rect(0, 0, 100, 100), kMixed,
gfx::Rect(50, 50, 100, 100), kTransparent);
}
TEST(HitTestOpaquenessTest, MixedAndOpaque) {
EXPECT_OPAQUENESS(kMixed, gfx::Rect(0, 0, 100, 100), kMixed, gfx::Rect(),
kOpaque);
EXPECT_OPAQUENESS(kOpaque, gfx::Rect(), kMixed, gfx::Rect(0, 0, 100, 100),
kOpaque);
EXPECT_OPAQUENESS(kOpaque, gfx::Rect(0, 0, 100, 100), kMixed,
gfx::Rect(0, 0, 100, 100), kOpaque);
EXPECT_OPAQUENESS(kMixed, gfx::Rect(0, 0, 100, 100), kMixed,
gfx::Rect(0, 100, 100, 100), kOpaque);
EXPECT_OPAQUENESS(kMixed, gfx::Rect(0, 0, 100, 100), kMixed,
gfx::Rect(0, 100, 100, 100), kOpaque);
EXPECT_OPAQUENESS(kMixed, gfx::Rect(0, 0, 100, 100), kMixed,
gfx::Rect(50, 50, 100, 100), kOpaque);
}
TEST(HitTestOpaquenessTest, TransparentAndOpaque) {
EXPECT_OPAQUENESS(kTransparent, gfx::Rect(0, 0, 100, 100), kTransparent,
gfx::Rect(), kOpaque);
EXPECT_OPAQUENESS(kOpaque, gfx::Rect(), kTransparent,
gfx::Rect(0, 0, 100, 100), kOpaque);
EXPECT_OPAQUENESS(kOpaque, gfx::Rect(0, 0, 100, 100), kTransparent,
gfx::Rect(0, 0, 100, 100), kOpaque);
EXPECT_OPAQUENESS(kMixed, gfx::Rect(0, 0, 100, 100), kTransparent,
gfx::Rect(0, 100, 100, 100), kOpaque);
EXPECT_OPAQUENESS(kMixed, gfx::Rect(0, 0, 100, 100), kTransparent,
gfx::Rect(0, 100, 100, 100), kOpaque);
EXPECT_OPAQUENESS(kMixed, gfx::Rect(0, 0, 100, 100), kTransparent,
gfx::Rect(50, 50, 100, 100), kOpaque);
}
} // anonymous namespace
} // namespace cc
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