51 lines
2.1 KiB
C++
51 lines
2.1 KiB
C++
#include <gtest/gtest.h>
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#include <cpp-utils/pointer/unique_ref.h>
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#include "blockstore/implementations/caching/cache/QueueMap.h"
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#include "testutils/MinimalKeyType.h"
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#include "testutils/CopyableMovableValueType.h"
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using namespace blockstore::caching;
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using ::testing::Test;
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using cpputils::unique_ref;
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using cpputils::make_unique_ref;
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//Test that QueueMap uses a move constructor for Value if possible
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class QueueMapTest_MoveConstructor: public Test {
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public:
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QueueMapTest_MoveConstructor(): map(make_unique_ref<QueueMap<MinimalKeyType, CopyableMovableValueType>>()) {
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CopyableMovableValueType::numCopyConstructorCalled = 0;
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}
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unique_ref<QueueMap<MinimalKeyType, CopyableMovableValueType>> map;
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};
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TEST_F(QueueMapTest_MoveConstructor, PushingAndPopping_MoveIntoMap) {
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map->push(MinimalKeyType::create(0), CopyableMovableValueType(2));
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CopyableMovableValueType val = map->pop().value();
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val.value(); //Access it to avoid the compiler optimizing the assignment away
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EXPECT_EQ(0, CopyableMovableValueType::numCopyConstructorCalled);
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}
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TEST_F(QueueMapTest_MoveConstructor, PushingAndPoppingPerKey_MoveIntoMap) {
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map->push(MinimalKeyType::create(0), CopyableMovableValueType(2));
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CopyableMovableValueType val = map->pop(MinimalKeyType::create(0)).value();
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val.value(); //Access it to avoid the compiler optimizing the assignment away
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EXPECT_EQ(0, CopyableMovableValueType::numCopyConstructorCalled);
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}
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TEST_F(QueueMapTest_MoveConstructor, PushingAndPopping_CopyIntoMap) {
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CopyableMovableValueType value(2);
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map->push(MinimalKeyType::create(0), value);
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CopyableMovableValueType val = map->pop().value();
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val.value(); //Access it to avoid the compiler optimizing the assignment away
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EXPECT_EQ(1, CopyableMovableValueType::numCopyConstructorCalled);
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}
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TEST_F(QueueMapTest_MoveConstructor, PushingAndPoppingPerKey_CopyIntoMap) {
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CopyableMovableValueType value(2);
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map->push(MinimalKeyType::create(0), value);
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CopyableMovableValueType val = map->pop(MinimalKeyType::create(0)).value();
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val.value(); //Access it to avoid the compiler optimizing the assignment away
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EXPECT_EQ(1, CopyableMovableValueType::numCopyConstructorCalled);
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}
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