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/*
* Copyright (C) 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <binder/Binder.h>
#include <binder/Parcel.h>
#include <gtest/gtest.h>
#include <input/InputDevice.h>
#include <input/KeyLayoutMap.h>
#include <input/Keyboard.h>
#include "android-base/file.h"
namespace android {
// --- InputDeviceIdentifierTest ---
TEST(InputDeviceIdentifierTest, getCanonicalName) {
InputDeviceIdentifier identifier;
identifier.name = "test device";
ASSERT_EQ(std::string("test_device"), identifier.getCanonicalName());
identifier.name = "deviceName-123 version_C!";
ASSERT_EQ(std::string("deviceName-123_version_C_"), identifier.getCanonicalName());
}
class InputDeviceKeyMapTest : public testing::Test {
protected:
void loadKeyLayout(const char* name) {
std::string path =
getInputDeviceConfigurationFilePathByName(name,
InputDeviceConfigurationFileType::
KEY_LAYOUT);
ASSERT_FALSE(path.empty());
base::Result<std::shared_ptr<KeyLayoutMap>> ret = KeyLayoutMap::load(path);
ASSERT_TRUE(ret.ok()) << "Cannot load KeyLayout at " << path;
mKeyMap.keyLayoutMap = std::move(*ret);
mKeyMap.keyLayoutFile = path;
}
void loadKeyCharacterMap(const char* name) {
InputDeviceIdentifier identifier;
identifier.name = name;
std::string path =
getInputDeviceConfigurationFilePathByName(identifier.getCanonicalName(),
InputDeviceConfigurationFileType::
KEY_CHARACTER_MAP);
ASSERT_FALSE(path.empty()) << "KeyCharacterMap for " << name << " not found";
base::Result<std::shared_ptr<KeyCharacterMap>> ret =
KeyCharacterMap::load(path, KeyCharacterMap::Format::BASE);
ASSERT_TRUE(ret.ok()) << "Cannot load KeyCharacterMap at " << path;
mKeyMap.keyCharacterMap = *ret;
mKeyMap.keyCharacterMapFile = path;
}
void SetUp() override {
loadKeyLayout("Generic");
loadKeyCharacterMap("Generic");
}
KeyMap mKeyMap;
};
TEST_F(InputDeviceKeyMapTest, keyCharacterMapParcelingTest) {
Parcel parcel;
mKeyMap.keyCharacterMap->writeToParcel(&parcel);
parcel.setDataPosition(0);
std::shared_ptr<KeyCharacterMap> map = KeyCharacterMap::readFromParcel(&parcel);
// Verify the key character map is the same as original
ASSERT_EQ(*map, *mKeyMap.keyCharacterMap);
}
TEST_F(InputDeviceKeyMapTest, keyCharacterMapWithOverlayParcelingTest) {
Parcel parcel;
std::string overlayPath = base::GetExecutableDirectory() + "/data/german.kcm";
base::Result<std::shared_ptr<KeyCharacterMap>> overlay =
KeyCharacterMap::load(overlayPath, KeyCharacterMap::Format::OVERLAY);
ASSERT_TRUE(overlay.ok()) << "Cannot load KeyCharacterMap at " << overlayPath;
mKeyMap.keyCharacterMap->combine(*overlay->get());
mKeyMap.keyCharacterMap->writeToParcel(&parcel);
parcel.setDataPosition(0);
std::shared_ptr<KeyCharacterMap> map = KeyCharacterMap::readFromParcel(&parcel);
ASSERT_EQ(*map, *mKeyMap.keyCharacterMap);
}
TEST_F(InputDeviceKeyMapTest, keyCharacteMapApplyMultipleOverlaysTest) {
std::string frenchOverlayPath = base::GetExecutableDirectory() + "/data/french.kcm";
std::string englishOverlayPath = base::GetExecutableDirectory() + "/data/english_us.kcm";
std::string germanOverlayPath = base::GetExecutableDirectory() + "/data/german.kcm";
base::Result<std::shared_ptr<KeyCharacterMap>> frenchOverlay =
KeyCharacterMap::load(frenchOverlayPath, KeyCharacterMap::Format::OVERLAY);
ASSERT_TRUE(frenchOverlay.ok()) << "Cannot load KeyCharacterMap at " << frenchOverlayPath;
base::Result<std::shared_ptr<KeyCharacterMap>> englishOverlay =
KeyCharacterMap::load(englishOverlayPath, KeyCharacterMap::Format::OVERLAY);
ASSERT_TRUE(englishOverlay.ok()) << "Cannot load KeyCharacterMap at " << englishOverlayPath;
base::Result<std::shared_ptr<KeyCharacterMap>> germanOverlay =
KeyCharacterMap::load(germanOverlayPath, KeyCharacterMap::Format::OVERLAY);
ASSERT_TRUE(germanOverlay.ok()) << "Cannot load KeyCharacterMap at " << germanOverlayPath;
// Apply the French overlay
mKeyMap.keyCharacterMap->combine(*frenchOverlay->get());
// Copy the result for later
std::shared_ptr<KeyCharacterMap> frenchOverlaidKeyCharacterMap =
std::make_shared<KeyCharacterMap>(*mKeyMap.keyCharacterMap);
// Apply the English overlay
mKeyMap.keyCharacterMap->combine(*englishOverlay->get());
// Verify that the result is different from the French overlay result
ASSERT_NE(*mKeyMap.keyCharacterMap, *frenchOverlaidKeyCharacterMap);
// Apply the German overlay
mKeyMap.keyCharacterMap->combine(*germanOverlay->get());
// Verify that the result is different from the French overlay result
ASSERT_NE(*mKeyMap.keyCharacterMap, *frenchOverlaidKeyCharacterMap);
// Apply the French overlay
mKeyMap.keyCharacterMap->combine(*frenchOverlay->get());
// Verify that the result is the same like after applying it initially
ASSERT_EQ(*mKeyMap.keyCharacterMap, *frenchOverlaidKeyCharacterMap);
}
TEST(InputDeviceKeyLayoutTest, DoesNotLoadWhenRequiredKernelConfigIsMissing) {
std::string klPath = base::GetExecutableDirectory() + "/data/kl_with_required_fake_config.kl";
base::Result<std::shared_ptr<KeyLayoutMap>> ret = KeyLayoutMap::load(klPath);
ASSERT_FALSE(ret.ok()) << "Should not be able to load KeyLayout at " << klPath;
// We assert error message here because it's used by 'validatekeymaps' tool
ASSERT_EQ("Missing kernel config", ret.error().message());
}
TEST(InputDeviceKeyLayoutTest, LoadsWhenRequiredKernelConfigIsPresent) {
std::string klPath = base::GetExecutableDirectory() + "/data/kl_with_required_real_config.kl";
base::Result<std::shared_ptr<KeyLayoutMap>> ret = KeyLayoutMap::load(klPath);
ASSERT_TRUE(ret.ok()) << "Cannot load KeyLayout at " << klPath;
const std::shared_ptr<KeyLayoutMap>& map = *ret;
ASSERT_NE(nullptr, map) << "Map should be valid because CONFIG_UHID should always be present";
}
} // namespace android
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