blob: 4711295de00f578c11d7e6cbe2d2173f066723e2 [file] [log] [blame]
// Copyright (c) 2012 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 "ui/base/accelerators/accelerator_manager.h"
#include "base/macros.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/base/accelerators/test_accelerator_target.h"
#include "ui/events/event_constants.h"
#include "ui/events/keycodes/keyboard_codes.h"
namespace ui {
namespace test {
namespace {
Accelerator GetAccelerator(KeyboardCode code, int mask) {
return Accelerator(code, mask);
}
// Possible flags used for accelerators.
const int kAcceleratorModifiers[] = {EF_SHIFT_DOWN, EF_CONTROL_DOWN,
EF_ALT_DOWN, EF_COMMAND_DOWN};
// Returns a set of flags from id, where id is a bitmask into
// kAcceleratorModifiers used to determine which flags are set.
int BuildAcceleratorModifier(int id) {
int result = 0;
for (size_t i = 0; i < arraysize(kAcceleratorModifiers); ++i) {
if (((1 << i) & id) != 0)
result |= kAcceleratorModifiers[i];
}
return result;
}
class AcceleratorManagerTest : public testing::Test {
public:
AcceleratorManagerTest() = default;
~AcceleratorManagerTest() override = default;
protected:
AcceleratorManager manager_;
};
TEST_F(AcceleratorManagerTest, Register) {
TestAcceleratorTarget target;
const Accelerator accelerator_a(VKEY_A, EF_NONE);
const Accelerator accelerator_b(VKEY_B, EF_NONE);
const Accelerator accelerator_c(VKEY_C, EF_NONE);
const Accelerator accelerator_d(VKEY_D, EF_NONE);
manager_.Register(
{accelerator_a, accelerator_b, accelerator_c, accelerator_d},
AcceleratorManager::kNormalPriority, &target);
// The registered accelerators are processed.
EXPECT_TRUE(manager_.Process(accelerator_a));
EXPECT_TRUE(manager_.Process(accelerator_b));
EXPECT_TRUE(manager_.Process(accelerator_c));
EXPECT_TRUE(manager_.Process(accelerator_d));
EXPECT_EQ(4, target.accelerator_count());
}
TEST_F(AcceleratorManagerTest, RegisterMultipleTarget) {
const Accelerator accelerator_a(VKEY_A, EF_NONE);
TestAcceleratorTarget target1;
manager_.Register({accelerator_a}, AcceleratorManager::kNormalPriority,
&target1);
TestAcceleratorTarget target2;
manager_.Register({accelerator_a}, AcceleratorManager::kNormalPriority,
&target2);
// If multiple targets are registered with the same accelerator, the target
// registered later processes the accelerator.
EXPECT_TRUE(manager_.Process(accelerator_a));
EXPECT_EQ(0, target1.accelerator_count());
EXPECT_EQ(1, target2.accelerator_count());
}
TEST_F(AcceleratorManagerTest, Unregister) {
const Accelerator accelerator_a(VKEY_A, EF_NONE);
TestAcceleratorTarget target;
const Accelerator accelerator_b(VKEY_B, EF_NONE);
manager_.Register({accelerator_a, accelerator_b},
AcceleratorManager::kNormalPriority, &target);
// Unregistering a different accelerator does not affect the other
// accelerator.
manager_.Unregister(accelerator_b, &target);
EXPECT_TRUE(manager_.Process(accelerator_a));
EXPECT_EQ(1, target.accelerator_count());
// The unregistered accelerator is no longer processed.
target.ResetCounts();
manager_.Unregister(accelerator_a, &target);
EXPECT_FALSE(manager_.Process(accelerator_a));
EXPECT_EQ(0, target.accelerator_count());
}
TEST_F(AcceleratorManagerTest, UnregisterAll) {
const Accelerator accelerator_a(VKEY_A, EF_NONE);
TestAcceleratorTarget target1;
const Accelerator accelerator_b(VKEY_B, EF_NONE);
manager_.Register({accelerator_a, accelerator_b},
AcceleratorManager::kNormalPriority, &target1);
const Accelerator accelerator_c(VKEY_C, EF_NONE);
TestAcceleratorTarget target2;
manager_.Register({accelerator_c}, AcceleratorManager::kNormalPriority,
&target2);
manager_.UnregisterAll(&target1);
// All the accelerators registered for |target1| are no longer processed.
EXPECT_FALSE(manager_.Process(accelerator_a));
EXPECT_FALSE(manager_.Process(accelerator_b));
EXPECT_EQ(0, target1.accelerator_count());
// UnregisterAll with a different target does not affect the other target.
EXPECT_TRUE(manager_.Process(accelerator_c));
EXPECT_EQ(1, target2.accelerator_count());
}
TEST_F(AcceleratorManagerTest, Process) {
TestAcceleratorTarget target;
// Test all cases of possible modifiers.
for (size_t i = 0; i < (1 << arraysize(kAcceleratorModifiers)); ++i) {
const int modifiers = BuildAcceleratorModifier(i);
Accelerator accelerator(GetAccelerator(VKEY_A, modifiers));
manager_.Register({accelerator}, AcceleratorManager::kNormalPriority,
&target);
// The registered accelerator is processed.
const int last_count = target.accelerator_count();
EXPECT_TRUE(manager_.Process(accelerator)) << i;
EXPECT_EQ(last_count + 1, target.accelerator_count()) << i;
// The non-registered accelerators are not processed.
accelerator.set_key_state(Accelerator::KeyState::RELEASED);
EXPECT_FALSE(manager_.Process(accelerator)) << i; // different type
EXPECT_FALSE(manager_.Process(GetAccelerator(VKEY_UNKNOWN, modifiers)))
<< i; // different vkey
EXPECT_FALSE(manager_.Process(GetAccelerator(VKEY_B, modifiers)))
<< i; // different vkey
EXPECT_FALSE(manager_.Process(GetAccelerator(VKEY_SHIFT, modifiers)))
<< i; // different vkey
for (size_t test_i = 0; test_i < (1 << arraysize(kAcceleratorModifiers));
++test_i) {
if (test_i == i)
continue;
const int test_modifiers = BuildAcceleratorModifier(test_i);
const Accelerator test_accelerator(
GetAccelerator(VKEY_A, test_modifiers));
EXPECT_FALSE(manager_.Process(test_accelerator)) << " i=" << i
<< " test_i=" << test_i;
}
EXPECT_EQ(last_count + 1, target.accelerator_count()) << i;
manager_.UnregisterAll(&target);
}
}
} // namespace
} // namespace test
} // namespace ui