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- // Copyright 2021 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 "services/device/hid/hid_device_info.h"
- #include "base/containers/flat_map.h"
- #include "build/build_config.h"
- #include "services/device/hid/hid_report_type.h"
- #include "services/device/public/cpp/test/test_report_descriptors.h"
- #include "services/device/public/mojom/hid.mojom.h"
- #include "testing/gmock/include/gmock/gmock.h"
- #include "testing/gtest/include/gtest/gtest.h"
- namespace device {
- namespace {
- using ::testing::ElementsAre;
- using ::testing::UnorderedElementsAre;
- scoped_refptr<HidDeviceInfo> CreateHidDeviceInfo(
- base::span<const uint8_t> report_descriptor) {
- #if BUILDFLAG(IS_MAC)
- const uint64_t kTestDeviceId = 0;
- #elif BUILDFLAG(IS_WIN)
- const wchar_t* const kTestDeviceId = L"0";
- #else
- const char* const kTestDeviceId = "0";
- #endif
- return base::MakeRefCounted<HidDeviceInfo>(
- kTestDeviceId, "physical-device-id",
- /*vendor_id=*/0x1234,
- /*product_id=*/0xabcd, "product-name", "serial-number",
- mojom::HidBusType::kHIDBusTypeUSB, report_descriptor);
- }
- TEST(HidDeviceInfoTest, FindCollectionWithReport_MultipleCollections) {
- // The device has 8 reports (4 input, 4 output) spread over 3 top-level
- // collections.
- auto device =
- CreateHidDeviceInfo(TestReportDescriptors::LogitechUnifyingReceiver());
- EXPECT_TRUE(device->has_report_id());
- EXPECT_EQ(3u, device->collections().size());
- base::flat_map<uint16_t, device::mojom::HidCollectionInfo*> collections;
- for (const auto& collection : device->collections()) {
- ASSERT_TRUE(collection->usage);
- EXPECT_EQ(mojom::kPageVendor, collection->usage->usage_page);
- collections[collection->usage->usage] = collection.get();
- }
- ASSERT_TRUE(collections.contains(1));
- ASSERT_TRUE(collections.contains(2));
- ASSERT_TRUE(collections.contains(4));
- EXPECT_THAT(collections[1]->report_ids, ElementsAre(0x10));
- ASSERT_EQ(1u, collections[1]->input_reports.size());
- EXPECT_EQ(0x10, collections[1]->input_reports[0]->report_id);
- ASSERT_EQ(1u, collections[1]->output_reports.size());
- EXPECT_EQ(0x10, collections[1]->output_reports[0]->report_id);
- EXPECT_EQ(0u, collections[1]->feature_reports.size());
- EXPECT_THAT(collections[2]->report_ids, ElementsAre(0x11));
- ASSERT_EQ(1u, collections[2]->input_reports.size());
- EXPECT_EQ(0x11, collections[2]->input_reports[0]->report_id);
- ASSERT_EQ(1u, collections[2]->output_reports.size());
- EXPECT_EQ(0x11, collections[2]->output_reports[0]->report_id);
- EXPECT_EQ(0u, collections[2]->feature_reports.size());
- EXPECT_THAT(collections[4]->report_ids, UnorderedElementsAre(0x20, 0x21));
- std::vector<uint8_t> input_report_ids;
- for (const auto& report : collections[4]->input_reports)
- input_report_ids.push_back(report->report_id);
- EXPECT_THAT(input_report_ids, UnorderedElementsAre(0x20, 0x21));
- std::vector<uint8_t> output_report_ids;
- for (const auto& report : collections[4]->output_reports)
- output_report_ids.push_back(report->report_id);
- EXPECT_THAT(output_report_ids, UnorderedElementsAre(0x20, 0x21));
- EXPECT_EQ(0u, collections[4]->feature_reports.size());
- // Ensure the correct collection is returned for each report.
- EXPECT_EQ(collections[1],
- device->FindCollectionWithReport(0x10, HidReportType::kInput));
- EXPECT_EQ(collections[1],
- device->FindCollectionWithReport(0x10, HidReportType::kOutput));
- EXPECT_EQ(collections[2],
- device->FindCollectionWithReport(0x11, HidReportType::kInput));
- EXPECT_EQ(collections[2],
- device->FindCollectionWithReport(0x11, HidReportType::kOutput));
- EXPECT_EQ(collections[4],
- device->FindCollectionWithReport(0x20, HidReportType::kInput));
- EXPECT_EQ(collections[4],
- device->FindCollectionWithReport(0x20, HidReportType::kOutput));
- EXPECT_EQ(collections[4],
- device->FindCollectionWithReport(0x21, HidReportType::kInput));
- EXPECT_EQ(collections[4],
- device->FindCollectionWithReport(0x21, HidReportType::kOutput));
- // Zero is not a valid report ID. Ensure no collection info is returned.
- EXPECT_EQ(nullptr,
- device->FindCollectionWithReport(0, HidReportType::kInput));
- EXPECT_EQ(nullptr,
- device->FindCollectionWithReport(0, HidReportType::kOutput));
- EXPECT_EQ(nullptr,
- device->FindCollectionWithReport(0, HidReportType::kFeature));
- // Ensure no collection is returned for reports not supported by the device.
- EXPECT_EQ(nullptr,
- device->FindCollectionWithReport(0x10, HidReportType::kFeature));
- EXPECT_EQ(nullptr,
- device->FindCollectionWithReport(0x11, HidReportType::kFeature));
- EXPECT_EQ(nullptr,
- device->FindCollectionWithReport(0x20, HidReportType::kFeature));
- EXPECT_EQ(nullptr,
- device->FindCollectionWithReport(0x21, HidReportType::kFeature));
- EXPECT_EQ(nullptr,
- device->FindCollectionWithReport(0x30, HidReportType::kInput));
- EXPECT_EQ(nullptr,
- device->FindCollectionWithReport(0x30, HidReportType::kOutput));
- EXPECT_EQ(nullptr,
- device->FindCollectionWithReport(0x30, HidReportType::kFeature));
- }
- TEST(HidDeviceInfoTest, FindCollectionWithReport_SameReportId) {
- // The device has 6 reports (1 input, 1 output, 4 feature). The input report,
- // output report, and first feature report share the same report ID.
- auto device = CreateHidDeviceInfo(TestReportDescriptors::SonyDualshock3Usb());
- EXPECT_TRUE(device->has_report_id());
- ASSERT_EQ(1u, device->collections().size());
- const auto* collection = device->collections()[0].get();
- EXPECT_FALSE(collection->report_ids.empty());
- ASSERT_EQ(1u, collection->input_reports.size());
- EXPECT_EQ(0x01, collection->input_reports[0]->report_id);
- ASSERT_EQ(1u, collection->output_reports.size());
- EXPECT_EQ(0x01, collection->output_reports[0]->report_id);
- ASSERT_EQ(4u, collection->feature_reports.size());
- std::vector<uint8_t> feature_report_ids;
- for (const auto& report : collection->feature_reports)
- feature_report_ids.push_back(report->report_id);
- EXPECT_THAT(feature_report_ids, UnorderedElementsAre(0x01, 0x02, 0xee, 0xef));
- // Ensure the correct collection is returned for each report.
- EXPECT_EQ(collection,
- device->FindCollectionWithReport(0x01, HidReportType::kInput));
- EXPECT_EQ(collection,
- device->FindCollectionWithReport(0x01, HidReportType::kOutput));
- EXPECT_EQ(collection,
- device->FindCollectionWithReport(0x01, HidReportType::kFeature));
- EXPECT_EQ(collection,
- device->FindCollectionWithReport(0x02, HidReportType::kFeature));
- EXPECT_EQ(collection,
- device->FindCollectionWithReport(0xee, HidReportType::kFeature));
- EXPECT_EQ(collection,
- device->FindCollectionWithReport(0xef, HidReportType::kFeature));
- // Zero is not a valid report ID. Ensure no collection info is returned.
- EXPECT_EQ(nullptr,
- device->FindCollectionWithReport(0, HidReportType::kInput));
- EXPECT_EQ(nullptr,
- device->FindCollectionWithReport(0, HidReportType::kOutput));
- EXPECT_EQ(nullptr,
- device->FindCollectionWithReport(0, HidReportType::kFeature));
- // Ensure no collection is returned for reports not supported by the device.
- EXPECT_EQ(nullptr,
- device->FindCollectionWithReport(0x02, HidReportType::kInput));
- EXPECT_EQ(nullptr,
- device->FindCollectionWithReport(0x02, HidReportType::kOutput));
- EXPECT_EQ(nullptr,
- device->FindCollectionWithReport(0x03, HidReportType::kFeature));
- }
- TEST(HidDeviceInfoTest, FindCollectionWithReport_NoReportIds) {
- // The device has 2 reports (1 input, 1 output) and does not use report IDs.
- auto device = CreateHidDeviceInfo(TestReportDescriptors::FidoU2fHid());
- EXPECT_FALSE(device->has_report_id());
- ASSERT_EQ(1u, device->collections().size());
- const auto* collection = device->collections()[0].get();
- EXPECT_TRUE(collection->report_ids.empty());
- ASSERT_EQ(1u, collection->input_reports.size());
- EXPECT_EQ(0u, collection->input_reports[0]->report_id);
- ASSERT_EQ(1u, collection->output_reports.size());
- EXPECT_EQ(0u, collection->output_reports[0]->report_id);
- EXPECT_TRUE(collection->feature_reports.empty());
- // Ensure the correct collection is returned for each report.
- EXPECT_EQ(collection,
- device->FindCollectionWithReport(0, HidReportType::kInput));
- EXPECT_EQ(collection,
- device->FindCollectionWithReport(0, HidReportType::kOutput));
- // Ensure no collection is found containing a feature report.
- EXPECT_EQ(nullptr,
- device->FindCollectionWithReport(0, HidReportType::kFeature));
- // No collections should be found for any non-zero report ID.
- for (uint32_t report_id = 0x01; report_id <= 0xff; ++report_id) {
- EXPECT_EQ(nullptr, device->FindCollectionWithReport(report_id,
- HidReportType::kInput));
- EXPECT_EQ(nullptr, device->FindCollectionWithReport(
- report_id, HidReportType::kOutput));
- EXPECT_EQ(nullptr, device->FindCollectionWithReport(
- report_id, HidReportType::kFeature));
- }
- }
- } // namespace
- } // namespace device
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