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- // Licensed to the Apache Software Foundation (ASF) under one
- // or more contributor license agreements. See the NOTICE file
- // distributed with this work for additional information
- // regarding copyright ownership. The ASF licenses this file
- // to you 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 <gtest/gtest.h>
- #include "butil/synchronous_event.h"
- namespace {
- class SynchronousEventTest : public ::testing::Test{
- protected:
- SynchronousEventTest(){
- };
- virtual ~SynchronousEventTest(){};
- virtual void SetUp() {
- srand(time(0));
- };
- virtual void TearDown() {
- };
- };
- struct Foo {};
- typedef butil::SynchronousEvent<int, int*> FooEvent;
- FooEvent foo_event;
- std::vector<std::pair<int, int> > result;
- class FooObserver : public FooEvent::Observer {
- public:
- FooObserver() : another_ob(NULL) {}
-
- void on_event(int x, int* p) {
- ++*p;
- result.push_back(std::make_pair(x, *p));
- if (another_ob) {
- foo_event.subscribe(another_ob);
- }
- }
- FooObserver* another_ob;
- };
- TEST_F(SynchronousEventTest, sanity) {
- const size_t N = 10;
- FooObserver foo_observer;
- FooObserver foo_observer2;
- foo_observer.another_ob = &foo_observer2;
- foo_event.subscribe(&foo_observer);
- int v = 0;
- result.clear();
- for (size_t i = 0; i < N; ++i) {
- foo_event.notify(i, &v);
- }
- ASSERT_EQ(2*N, result.size());
- for (size_t i = 0; i < 2*N; ++i) {
- ASSERT_EQ((int)i/2, result[i].first);
- ASSERT_EQ((int)i+1, result[i].second);
- }
- }
- }
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