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/*
* Copyright (C) 2020 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 "../AnrTracker.h"
#include <binder/Binder.h>
#include <gtest/gtest.h>
namespace android {
namespace inputdispatcher {
// --- AnrTrackerTest ---
/**
* Add a single entry and ensure it's returned as first, even if the token isn't valid
*/
TEST(AnrTrackerTest, SingleEntry_First) {
AnrTracker tracker;
tracker.insert(1, nullptr);
ASSERT_EQ(1, tracker.firstTimeout());
ASSERT_EQ(tracker.firstToken(), nullptr);
}
TEST(AnrTrackerTest, MultipleEntries_RemoveToken) {
AnrTracker tracker;
sp<IBinder> token1 = sp<BBinder>::make();
sp<IBinder> token2 = sp<BBinder>::make();
tracker.insert(1, token1);
tracker.insert(2, token2);
tracker.insert(3, token1);
tracker.insert(4, token2);
tracker.insert(5, token1);
tracker.eraseToken(token1);
ASSERT_EQ(2, tracker.firstTimeout());
}
TEST(AnrTrackerTest, AddAndRemove_Empty) {
AnrTracker tracker;
ASSERT_TRUE(tracker.empty());
tracker.insert(1, nullptr);
ASSERT_FALSE(tracker.empty());
tracker.erase(1, nullptr);
ASSERT_TRUE(tracker.empty());
}
TEST(AnrTrackerTest, Clear) {
AnrTracker tracker;
tracker.insert(1, nullptr);
tracker.clear();
ASSERT_TRUE(tracker.empty());
}
TEST(AnrTrackerTest, SingleToken_MaintainsOrder) {
AnrTracker tracker;
ASSERT_TRUE(tracker.empty());
tracker.insert(2, nullptr);
tracker.insert(5, nullptr);
tracker.insert(0, nullptr);
ASSERT_EQ(0, tracker.firstTimeout());
ASSERT_EQ(nullptr, tracker.firstToken());
}
TEST(AnrTrackerTest, MultipleTokens_MaintainsOrder) {
AnrTracker tracker;
sp<IBinder> token1 = sp<BBinder>::make();
sp<IBinder> token2 = sp<BBinder>::make();
tracker.insert(2, token1);
tracker.insert(5, token2);
tracker.insert(0, token2);
ASSERT_EQ(0, tracker.firstTimeout());
ASSERT_EQ(token2, tracker.firstToken());
}
TEST(AnrTrackerTest, MultipleTokens_IdenticalTimes) {
AnrTracker tracker;
sp<IBinder> token1 = sp<BBinder>::make();
sp<IBinder> token2 = sp<BBinder>::make();
tracker.insert(2, token1);
tracker.insert(2, token2);
tracker.insert(10, token2);
ASSERT_EQ(2, tracker.firstTimeout());
// Doesn't matter which token is returned - both are valid results
ASSERT_TRUE(token1 == tracker.firstToken() || token2 == tracker.firstToken());
}
TEST(AnrTrackerTest, MultipleTokens_IdenticalTimesRemove) {
AnrTracker tracker;
sp<IBinder> token1 = sp<BBinder>::make();
sp<IBinder> token2 = sp<BBinder>::make();
tracker.insert(2, token1);
tracker.insert(2, token2);
tracker.insert(10, token2);
tracker.erase(2, token2);
ASSERT_EQ(2, tracker.firstTimeout());
ASSERT_EQ(token1, tracker.firstToken());
}
TEST(AnrTrackerTest, Empty_DoesntCrash) {
AnrTracker tracker;
ASSERT_TRUE(tracker.empty());
ASSERT_EQ(LLONG_MAX, tracker.firstTimeout());
// Can't call firstToken() if tracker.empty()
}
TEST(AnrTrackerTest, RemoveInvalidItem_DoesntCrash) {
AnrTracker tracker;
tracker.insert(1, nullptr);
// Remove with non-matching timestamp
tracker.erase(2, nullptr);
ASSERT_EQ(1, tracker.firstTimeout());
ASSERT_EQ(nullptr, tracker.firstToken());
// Remove with non-matching token
tracker.erase(1, sp<BBinder>::make());
ASSERT_EQ(1, tracker.firstTimeout());
ASSERT_EQ(nullptr, tracker.firstToken());
// Remove with both non-matching
tracker.erase(2, sp<BBinder>::make());
ASSERT_EQ(1, tracker.firstTimeout());
ASSERT_EQ(nullptr, tracker.firstToken());
}
} // namespace inputdispatcher
} // namespace android
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