12345678910111213141516171819202122232425262728293031323334353637383940414243 |
- // Copyright 2020 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 "device/udev_linux/udev_watcher.h"
- #include "testing/gtest/include/gtest/gtest.h"
- namespace device {
- namespace {
- constexpr char kSubsystem[] = "subsystem";
- constexpr char kDevtype[] = "devtype";
- constexpr char kEmptyParam[] = "";
- TEST(UdevWatcherTest, FilterParamsReturnCorrectValues) {
- UdevWatcher::Filter subsystem_devtype_filter(kSubsystem, kDevtype);
- EXPECT_TRUE(subsystem_devtype_filter.subsystem());
- EXPECT_TRUE(subsystem_devtype_filter.devtype());
- base::StringPiece filter_subsystem = subsystem_devtype_filter.subsystem();
- base::StringPiece filter_devtype = subsystem_devtype_filter.devtype();
- EXPECT_EQ(kSubsystem, filter_subsystem);
- EXPECT_EQ(kDevtype, filter_devtype);
- }
- TEST(UdevWatcherTest, FilterTreatsEmptyStringAsDontCare) {
- // If an empty string is provided for |subsystem_in| or |devtype_in|,
- // the subsystem or devtype method should return nullptr instead of a
- // zero-length C string. nullptr indicates "don't care" when passed
- // to udev.
- UdevWatcher::Filter subsystem_filter(kSubsystem, kEmptyParam);
- EXPECT_TRUE(subsystem_filter.subsystem());
- EXPECT_FALSE(subsystem_filter.devtype());
- UdevWatcher::Filter devtype_filter(kEmptyParam, kDevtype);
- EXPECT_FALSE(devtype_filter.subsystem());
- EXPECT_TRUE(devtype_filter.devtype());
- }
- } // namespace
- } // namespace device
|