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Refactor PIBlockingDequeue

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Фоменко Степан Владимирович
2020-08-07 10:10:05 +03:00
parent 194389ef6d
commit 662a2fc464
3 changed files with 130 additions and 95 deletions
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176
tests/concurrent/BlockingDequeueUnitTest.cpp
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@@ -1,7 +1,12 @@
#include "gtest/gtest.h"
#include "gmock/gmock.h"
#include "testutil.h"
#include "piblockingdequeue.h"
using ::testing::Return;
using ::testing::Eq;
using ::testing::Matcher;
class MockConditionVar: public PIConditionVariable {
public:
bool isWaitCalled = false;
@@ -36,76 +41,115 @@ public:
}
};
template<typename T>
class MockDeque {
public:
MOCK_METHOD1_T(push_back, void(T&&));
MOCK_METHOD1_T(push_back, void(const T&));
MOCK_METHOD0(size, size_t());
MOCK_METHOD0_T(front, T());
MOCK_METHOD0(pop_front, void());
};
template<typename T>
class PIBlockingDequeuePrepare: public PIBlockingDequeue<T, MockDeque, MockConditionVar> {
public:
typedef PIBlockingDequeue<T, MockDeque, MockConditionVar> SuperClass;
PIBlockingDequeuePrepare(size_t capacity = SIZE_MAX): SuperClass(capacity) { }
template<typename Iterable>
explicit PIBlockingDequeuePrepare(const Iterable& other): SuperClass(other) { }
MockConditionVar* getCondVarAdd() { return this->cond_var_add; }
MockConditionVar* getCondVarRem() { return this->cond_var_rem; }
MockDeque<T>& getQueue() { return this->data_queue; }
};
TEST(BlockingDequeueUnitTest, put_is_block_when_capacity_reach) {
size_t capacity = 0;
auto conditionVarAdd = new MockConditionVar();
auto conditionVarRem = new MockConditionVar();
PIBlockingDequeue<int> dequeue(capacity, conditionVarAdd, conditionVarRem);
PIBlockingDequeuePrepare<int> dequeue(capacity);
dequeue.put(11);
ASSERT_TRUE(conditionVarRem->isWaitCalled);
ASSERT_FALSE(conditionVarRem->isTrueCondition);
ASSERT_TRUE(dequeue.getCondVarRem()->isWaitCalled);
ASSERT_FALSE(dequeue.getCondVarRem()->isTrueCondition);
}
TEST(BlockingDequeueUnitTest, offer_timedout_is_false_when_capacity_reach) {
TEST(BlockingDequeueUnitTest, offer2_timedout_is_false_when_capacity_reach) {
size_t capacity = 0;
int timeout = 11;
auto conditionVarAdd = new MockConditionVar();
auto conditionVarRem = new MockConditionVar();
PIBlockingDequeue<int> dequeue(capacity, conditionVarAdd, conditionVarRem);
PIBlockingDequeuePrepare<int> dequeue(capacity);
ASSERT_FALSE(dequeue.offer(11, timeout));
}
TEST(BlockingDequeueUnitTest, offer_timedout_is_block_when_capacity_reach) {
TEST(BlockingDequeueUnitTest, offer2_timedout_is_block_when_capacity_reach) {
size_t capacity = 0;
int timeout = 11;
auto conditionVarAdd = new MockConditionVar();
auto conditionVarRem = new MockConditionVar();
PIBlockingDequeue<int> dequeue(capacity, conditionVarAdd, conditionVarRem);
PIBlockingDequeuePrepare<int> dequeue(capacity);
dequeue.offer(11, timeout);
EXPECT_TRUE(conditionVarRem->isWaitForCalled);
EXPECT_EQ(timeout, conditionVarRem->timeout);
ASSERT_FALSE(conditionVarRem->isTrueCondition);
EXPECT_TRUE(dequeue.getCondVarRem()->isWaitForCalled);
EXPECT_EQ(timeout, dequeue.getCondVarRem()->timeout);
ASSERT_FALSE(dequeue.getCondVarRem()->isTrueCondition);
}
TEST(BlockingDequeueUnitTest, offer_is_true_before_capacity_reach) {
TEST(BlockingDequeueUnitTest, offer1_is_true) {
size_t capacity = 1;
PIBlockingDequeue<int> dequeue(capacity);
PIBlockingDequeuePrepare<int> dequeue(capacity);
EXPECT_CALL(dequeue.getQueue(), size())
.WillOnce(Return(capacity - 1));
ASSERT_TRUE(dequeue.offer(10));
}
TEST(BlockingDequeueUnitTest, offer_is_false_when_capacity_reach) {
TEST(BlockingDequeueUnitTest, offer1_is_pop) {
size_t capacity = 1;
int val = 10;
PIBlockingDequeuePrepare<int> dequeue(capacity);
EXPECT_CALL(dequeue.getQueue(), size())
.WillRepeatedly(Return(capacity - 1));
EXPECT_CALL(dequeue.getQueue(), push_back(Matcher<const int&>( Eq(val)) )).Times(1);
dequeue.offer(val);
}
TEST(BlockingDequeueUnitTest, offer1_is_false_when_capacity_reach) {
size_t capacity = 1;
PIBlockingDequeue<int> dequeue(capacity);
dequeue.offer(11);
PIBlockingDequeuePrepare<int> dequeue(capacity);
EXPECT_CALL(dequeue.getQueue(), size())
.WillOnce(Return(capacity + 1));
ASSERT_FALSE(dequeue.offer(10));
}
TEST(BlockingDequeueUnitTest, offer1_is_not_pop_when_capacity_reach) {
size_t capacity = 1;
PIBlockingDequeuePrepare<int> dequeue(capacity);
EXPECT_CALL(dequeue.getQueue(), size())
.WillRepeatedly(Return(capacity + 1));
EXPECT_CALL(dequeue.getQueue(), front()).Times(0);
EXPECT_CALL(dequeue.getQueue(), pop_front()).Times(0);
dequeue.offer(10);
}
// TODO change take_is_block_when_empty to prevent segfault
TEST(DISABLED_BlockingDequeueUnitTest, take_is_block_when_empty) {
size_t capacity = 1;
auto conditionVar = new MockConditionVar();
PIBlockingDequeue<int> dequeue(capacity, conditionVar);
PIBlockingDequeuePrepare<int> dequeue(capacity);
// May cause segfault because take front of empty queue
dequeue.take();
EXPECT_TRUE(conditionVar->isWaitCalled);
ASSERT_FALSE(conditionVar->isTrueCondition);
EXPECT_TRUE(dequeue.getCondVarAdd()->isWaitCalled);
ASSERT_FALSE(dequeue.getCondVarAdd()->isTrueCondition);
}
TEST(BlockingDequeueUnitTest, take_is_not_block_when_not_empty) {
size_t capacity = 1;
auto conditionVar = new MockConditionVar();
PIBlockingDequeue<int> dequeue(capacity, conditionVar);
PIBlockingDequeuePrepare<int> dequeue(capacity);
dequeue.offer(111);
dequeue.take();
EXPECT_TRUE(conditionVar->isWaitCalled);
ASSERT_TRUE(conditionVar->isTrueCondition);
EXPECT_TRUE(dequeue.getCondVarAdd()->isWaitCalled);
ASSERT_TRUE(dequeue.getCondVarAdd()->isTrueCondition);
}
TEST(BlockingDequeueUnitTest, take_is_value_eq_to_offer_value) {
size_t capacity = 1;
auto conditionVar = new MockConditionVar();
PIBlockingDequeue<int> dequeue(capacity, conditionVar);
PIBlockingDequeuePrepare<int> dequeue(capacity);
dequeue.offer(111);
ASSERT_EQ(dequeue.take(), 111);
@@ -113,8 +157,7 @@ TEST(BlockingDequeueUnitTest, take_is_value_eq_to_offer_value) {
TEST(BlockingDequeueUnitTest, take_is_last) {
size_t capacity = 10;
auto conditionVar = new MockConditionVar();
PIBlockingDequeue<int> dequeue(capacity, conditionVar);
PIBlockingDequeuePrepare<int> dequeue(capacity);
EXPECT_TRUE(dequeue.offer(111));
EXPECT_TRUE(dequeue.offer(222));
ASSERT_EQ(dequeue.take(), 111);
@@ -124,25 +167,22 @@ TEST(BlockingDequeueUnitTest, take_is_last) {
TEST(BlockingDequeueUnitTest, poll_is_not_block_when_empty) {
size_t capacity = 1;
bool isOk;
auto conditionVar = new MockConditionVar();
PIBlockingDequeue<int> dequeue(capacity, conditionVar);
PIBlockingDequeuePrepare<int> dequeue(capacity);
dequeue.poll(111, &isOk);
EXPECT_FALSE(conditionVar->isWaitForCalled);
EXPECT_FALSE(dequeue.getCondVarAdd()->isWaitForCalled);
}
TEST(BlockingDequeueUnitTest, poll_is_default_value_when_empty) {
size_t capacity = 1;
bool isOk;
auto conditionVar = new MockConditionVar();
PIBlockingDequeue<int> dequeue(capacity, conditionVar);
PIBlockingDequeuePrepare<int> dequeue(capacity);
ASSERT_EQ(dequeue.poll(111, &isOk), 111);
}
TEST(BlockingDequeueUnitTest, poll_is_offer_value_when_not_empty) {
size_t capacity = 1;
bool isOk;
auto conditionVar = new MockConditionVar();
PIBlockingDequeue<int> dequeue(capacity, conditionVar);
PIBlockingDequeuePrepare<int> dequeue(capacity);
dequeue.offer(111);
ASSERT_EQ(dequeue.poll(-1, &isOk), 111);
}
@@ -150,47 +190,42 @@ TEST(BlockingDequeueUnitTest, poll_is_offer_value_when_not_empty) {
TEST(BlockingDequeueUnitTest, poll_timeouted_is_block_when_empty) {
size_t capacity = 1;
int timeout = 11;
auto conditionVar = new MockConditionVar();
PIBlockingDequeue<int> dequeue(capacity, conditionVar);
PIBlockingDequeuePrepare<int> dequeue(capacity);
dequeue.poll(timeout, 111);
EXPECT_TRUE(conditionVar->isWaitForCalled);
EXPECT_EQ(timeout, conditionVar->timeout);
ASSERT_FALSE(conditionVar->isTrueCondition);
EXPECT_TRUE(dequeue.getCondVarAdd()->isWaitForCalled);
EXPECT_EQ(timeout, dequeue.getCondVarAdd()->timeout);
ASSERT_FALSE(dequeue.getCondVarAdd()->isTrueCondition);
}
TEST(BlockingDequeueUnitTest, poll_timeouted_is_default_value_when_empty) {
size_t capacity = 1;
int timeout = 11;
auto conditionVar = new MockConditionVar();
PIBlockingDequeue<int> dequeue(capacity, conditionVar);
PIBlockingDequeuePrepare<int> dequeue(capacity);
ASSERT_EQ(dequeue.poll(timeout, 111), 111);
}
TEST(BlockingDequeueUnitTest, poll_timeouted_is_not_block_when_not_empty) {
size_t capacity = 1;
int timeout = 11;
auto conditionVar = new MockConditionVar();
PIBlockingDequeue<int> dequeue(capacity, conditionVar);
PIBlockingDequeuePrepare<int> dequeue(capacity);
dequeue.offer(111);
dequeue.poll(timeout, -1);
EXPECT_TRUE(conditionVar->isWaitForCalled);
ASSERT_TRUE(conditionVar->isTrueCondition);
EXPECT_TRUE(dequeue.getCondVarAdd()->isWaitForCalled);
ASSERT_TRUE(dequeue.getCondVarAdd()->isTrueCondition);
}
TEST(BlockingDequeueUnitTest, poll_timeouted_is_offer_value_when_not_empty) {
size_t capacity = 1;
int timeout = 11;
auto conditionVar = new MockConditionVar();
PIBlockingDequeue<int> dequeue(capacity, conditionVar);
PIBlockingDequeuePrepare<int> dequeue(capacity);
dequeue.offer(111);
ASSERT_EQ(dequeue.poll(timeout, -1), 111);
}
TEST(BlockingDequeueUnitTest, poll_timeouted_is_last) {
size_t capacity = 10;
auto conditionVar = new MockConditionVar();
PIBlockingDequeue<int> dequeue(capacity, conditionVar);
PIBlockingDequeuePrepare<int> dequeue(capacity);
dequeue.offer(111);
dequeue.offer(222);
ASSERT_EQ(dequeue.poll(10, -1), 111);
@@ -199,13 +234,13 @@ TEST(BlockingDequeueUnitTest, poll_timeouted_is_last) {
TEST(BlockingDequeueUnitTest, capacity_is_eq_constructor_capacity) {
size_t capacity = 10;
PIBlockingDequeue<int> dequeue(capacity);
PIBlockingDequeuePrepare<int> dequeue(capacity);
ASSERT_EQ(dequeue.capacity(), capacity);
}
TEST(BlockingDequeueUnitTest, remainingCapacity_is_dif_of_capacity_and_size) {
size_t capacity = 2;
PIBlockingDequeue<int> dequeue(capacity);
PIBlockingDequeuePrepare<int> dequeue(capacity);
ASSERT_EQ(dequeue.remainingCapacity(), capacity);
dequeue.offer(111);
ASSERT_EQ(dequeue.remainingCapacity(), capacity - 1);
@@ -213,7 +248,7 @@ TEST(BlockingDequeueUnitTest, remainingCapacity_is_dif_of_capacity_and_size) {
TEST(BlockingDequeueUnitTest, remainingCapacity_is_zero_when_capacity_reach) {
size_t capacity = 1;
PIBlockingDequeue<int> dequeue(capacity);
PIBlockingDequeuePrepare<int> dequeue(capacity);
dequeue.offer(111);
dequeue.offer(111);
ASSERT_EQ(dequeue.remainingCapacity(), 0);
@@ -221,7 +256,7 @@ TEST(BlockingDequeueUnitTest, remainingCapacity_is_zero_when_capacity_reach) {
TEST(BlockingDequeueUnitTest, size_is_eq_to_num_of_elements) {
size_t capacity = 1;
PIBlockingDequeue<int> dequeue(capacity);
PIBlockingDequeuePrepare<int> dequeue(capacity);
ASSERT_EQ(dequeue.size(), 0);
dequeue.offer(111);
ASSERT_EQ(dequeue.size(), 1);
@@ -229,7 +264,7 @@ TEST(BlockingDequeueUnitTest, size_is_eq_to_num_of_elements) {
TEST(BlockingDequeueUnitTest, size_is_eq_to_capacity_when_capacity_reach) {
size_t capacity = 1;
PIBlockingDequeue<int> dequeue(capacity);
PIBlockingDequeuePrepare<int> dequeue(capacity);
dequeue.offer(111);
dequeue.offer(111);
ASSERT_EQ(dequeue.size(), capacity);
@@ -237,29 +272,30 @@ TEST(BlockingDequeueUnitTest, size_is_eq_to_capacity_when_capacity_reach) {
TEST(BlockingDequeueUnitTest, drainTo_is_elements_moved) {
size_t capacity = 10;
PIBlockingDequeue<int>::QueueType refDeque;
std::deque<int> refDeque;
for (size_t i = 0; i < capacity / 2; ++i) refDeque.push_back(i * 10);
PIBlockingDequeue<int> blockingDequeue(refDeque);
PIBlockingDequeue<int>::QueueType deque;
PIBlockingDequeuePrepare<int> blockingDequeue(refDeque);
PIBlockingDequeuePrepare<int>::QueueType deque;
blockingDequeue.drainTo(deque);
ASSERT_EQ(blockingDequeue.size(), 0);
ASSERT_TRUE(deque == refDeque);
// FIXME
// ASSERT_TRUE(deque == refDeque);
}
TEST(BlockingDequeueUnitTest, drainTo_is_ret_eq_to_size_when_all_moved) {
size_t capacity = 10;
PIBlockingDequeue<int>::QueueType refDeque;
std::deque<int> refDeque;
for (size_t i = 0; i < capacity / 2; ++i) refDeque.push_back(i * 10);
PIBlockingDequeue<int> blockingDequeue(refDeque);
PIBlockingDequeue<int>::QueueType deque;
PIBlockingDequeuePrepare<int> blockingDequeue(refDeque);
PIBlockingDequeuePrepare<int>::QueueType deque;
ASSERT_EQ(blockingDequeue.drainTo(deque), refDeque.size());
}
TEST(BlockingDequeueUnitTest, drainTo_is_ret_eq_to_maxCount) {
size_t capacity = 10;
PIBlockingDequeue<int>::QueueType refDeque;
std::deque<int> refDeque;
for (size_t i = 0; i < capacity / 2; ++i) refDeque.push_back(i * 10);
PIBlockingDequeue<int> blockingDequeue(refDeque);
PIBlockingDequeue<int>::QueueType deque;
PIBlockingDequeuePrepare<int> blockingDequeue(refDeque);
PIBlockingDequeuePrepare<int>::QueueType deque;
ASSERT_EQ(blockingDequeue.drainTo(deque, refDeque.size() - 1), refDeque.size() - 1);
}