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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ash/arc/input_overlay/touch_id_manager.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace arc::input_overlay {
class TouchIdManagerTest : public testing::Test {
protected:
TouchIdManagerTest() = default;
bool IsTouchIdUsed(int touch_id) {
if (touch_id == 0 && TouchIdManager::GetInstance()->touch_ids_ == 1) {
return true;
}
return TouchIdManager::GetInstance()->touch_ids_ & (1 << touch_id);
}
bool IsTouchIDsEqual(int val) {
return TouchIdManager::GetInstance()->touch_ids_ == val;
}
};
TEST_F(TouchIdManagerTest, TestIdManage) {
EXPECT_FALSE(IsTouchIdUsed(0));
int id = TouchIdManager::GetInstance()->ObtainTouchID();
EXPECT_EQ(0, id);
EXPECT_TRUE(IsTouchIdUsed(id));
EXPECT_FALSE(IsTouchIdUsed(1));
id = TouchIdManager::GetInstance()->ObtainTouchID();
EXPECT_EQ(1, id);
EXPECT_TRUE(IsTouchIdUsed(id));
TouchIdManager::GetInstance()->ReleaseTouchID(0);
EXPECT_FALSE(IsTouchIdUsed(0));
id = TouchIdManager::GetInstance()->ObtainTouchID();
EXPECT_EQ(0, id);
EXPECT_TRUE(IsTouchIdUsed(id));
id = TouchIdManager::GetInstance()->ObtainTouchID();
EXPECT_EQ(2, id);
EXPECT_TRUE(IsTouchIdUsed(id));
id = TouchIdManager::GetInstance()->ObtainTouchID();
EXPECT_EQ(3, id);
EXPECT_TRUE(IsTouchIdUsed(id));
id = TouchIdManager::GetInstance()->ObtainTouchID();
EXPECT_EQ(4, id);
EXPECT_TRUE(IsTouchIdUsed(id));
EXPECT_TRUE(IsTouchIDsEqual(31));
TouchIdManager::GetInstance()->ReleaseTouchID(1);
EXPECT_FALSE(IsTouchIdUsed(1));
TouchIdManager::GetInstance()->ReleaseTouchID(0);
EXPECT_FALSE(IsTouchIdUsed(0));
TouchIdManager::GetInstance()->ReleaseTouchID(2);
EXPECT_FALSE(IsTouchIdUsed(2));
TouchIdManager::GetInstance()->ReleaseTouchID(3);
EXPECT_FALSE(IsTouchIdUsed(3));
TouchIdManager::GetInstance()->ReleaseTouchID(4);
EXPECT_FALSE(IsTouchIdUsed(4));
EXPECT_TRUE(IsTouchIDsEqual(0));
}
} // namespace arc::input_overlay
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