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// Copyright (c) 2014 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 <sstream>
#include "device/hid/hid_report_descriptor.h"
#include "device/hid/test_report_descriptors.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
using namespace testing;
namespace device {
class HidReportDescriptorTest : public testing::Test {
protected:
void SetUp() override { descriptor_ = NULL; }
void TearDown() override {
if (descriptor_) {
delete descriptor_;
}
}
public:
void ValidateDetails(
const std::vector<HidCollectionInfo>& expected_collections,
const bool expected_has_report_id,
const size_t expected_max_input_report_size,
const size_t expected_max_output_report_size,
const size_t expected_max_feature_report_size,
const uint8_t* bytes,
size_t size) {
descriptor_ =
new HidReportDescriptor(std::vector<uint8>(bytes, bytes + size));
std::vector<HidCollectionInfo> actual_collections;
bool actual_has_report_id;
size_t actual_max_input_report_size;
size_t actual_max_output_report_size;
size_t actual_max_feature_report_size;
descriptor_->GetDetails(&actual_collections,
&actual_has_report_id,
&actual_max_input_report_size,
&actual_max_output_report_size,
&actual_max_feature_report_size);
ASSERT_EQ(expected_collections.size(), actual_collections.size());
std::vector<HidCollectionInfo>::const_iterator actual_collections_iter =
actual_collections.begin();
std::vector<HidCollectionInfo>::const_iterator expected_collections_iter =
expected_collections.begin();
while (expected_collections_iter != expected_collections.end() &&
actual_collections_iter != actual_collections.end()) {
HidCollectionInfo expected_collection = *expected_collections_iter;
HidCollectionInfo actual_collection = *actual_collections_iter;
ASSERT_EQ(expected_collection.usage.usage_page,
actual_collection.usage.usage_page);
ASSERT_EQ(expected_collection.usage.usage, actual_collection.usage.usage);
ASSERT_THAT(actual_collection.report_ids,
ContainerEq(expected_collection.report_ids));
expected_collections_iter++;
actual_collections_iter++;
}
ASSERT_EQ(expected_has_report_id, actual_has_report_id);
ASSERT_EQ(expected_max_input_report_size, actual_max_input_report_size);
ASSERT_EQ(expected_max_output_report_size, actual_max_output_report_size);
ASSERT_EQ(expected_max_feature_report_size, actual_max_feature_report_size);
}
private:
HidReportDescriptor* descriptor_;
};
TEST_F(HidReportDescriptorTest, ValidateDetails_Digitizer) {
HidCollectionInfo digitizer;
digitizer.usage = HidUsageAndPage(0x01, HidUsageAndPage::kPageDigitizer);
digitizer.report_ids.insert(1);
digitizer.report_ids.insert(2);
digitizer.report_ids.insert(3);
HidCollectionInfo expected[] = {digitizer};
ValidateDetails(
std::vector<HidCollectionInfo>(expected, expected + arraysize(expected)),
true, 6, 0, 0, kDigitizer, kDigitizerSize);
}
TEST_F(HidReportDescriptorTest, ValidateDetails_Keyboard) {
HidCollectionInfo keyboard;
keyboard.usage = HidUsageAndPage(0x06, HidUsageAndPage::kPageGenericDesktop);
HidCollectionInfo expected[] = {keyboard};
ValidateDetails(
std::vector<HidCollectionInfo>(expected, expected + arraysize(expected)),
false, 8, 1, 0, kKeyboard, kKeyboardSize);
}
TEST_F(HidReportDescriptorTest, ValidateDetails_Monitor) {
HidCollectionInfo monitor;
monitor.usage = HidUsageAndPage(0x01, HidUsageAndPage::kPageMonitor0);
monitor.report_ids.insert(1);
monitor.report_ids.insert(2);
monitor.report_ids.insert(3);
monitor.report_ids.insert(4);
monitor.report_ids.insert(5);
HidCollectionInfo expected[] = {monitor};
ValidateDetails(
std::vector<HidCollectionInfo>(expected, expected + arraysize(expected)),
true, 0, 0, 243, kMonitor, kMonitorSize);
}
TEST_F(HidReportDescriptorTest, ValidateDetails_Mouse) {
HidCollectionInfo mouse;
mouse.usage = HidUsageAndPage(0x02, HidUsageAndPage::kPageGenericDesktop);
HidCollectionInfo expected[] = {mouse};
ValidateDetails(
std::vector<HidCollectionInfo>(expected, expected + arraysize(expected)),
false, 3, 0, 0, kMouse, kMouseSize);
}
TEST_F(HidReportDescriptorTest, ValidateDetails_LogitechUnifyingReceiver) {
HidCollectionInfo hidpp_short;
hidpp_short.usage = HidUsageAndPage(0x01, HidUsageAndPage::kPageVendor);
hidpp_short.report_ids.insert(0x10);
HidCollectionInfo hidpp_long;
hidpp_long.usage = HidUsageAndPage(0x02, HidUsageAndPage::kPageVendor);
hidpp_long.report_ids.insert(0x11);
HidCollectionInfo hidpp_dj;
hidpp_dj.usage = HidUsageAndPage(0x04, HidUsageAndPage::kPageVendor);
hidpp_dj.report_ids.insert(0x20);
hidpp_dj.report_ids.insert(0x21);
HidCollectionInfo expected[] = {hidpp_short, hidpp_long, hidpp_dj};
ValidateDetails(
std::vector<HidCollectionInfo>(expected, expected + arraysize(expected)),
true, 31, 31, 0, kLogitechUnifyingReceiver,
kLogitechUnifyingReceiverSize);
}
} // namespace device
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