forked from qt-creator/qt-creator
e0ca44e7bc
If there is no mutex we can skip some calls. Change-Id: I3f2cc2d8da142bab28ace496a59711346aa1b5a0 Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>
630 lines
20 KiB
C++
630 lines
20 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of Qt Creator.
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**
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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****************************************************************************/
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#include "googletest.h"
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#include "mockfilepathstorage.h"
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#include "mockmutex.h"
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#include "mocksqlitedatabase.h"
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#include <stringcache.h>
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#include <utils/smallstringio.h>
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namespace {
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using ClangBackEnd::StringCacheException;
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using uint64 = unsigned long long;
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using Utils::compare;
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using Utils::reverseCompare;
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using ClangBackEnd::findInSorted;
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using StorageIdFunction = std::function<int(Utils::SmallStringView)>;
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using StorageStringFunction = std::function<Utils::PathString(int)>;
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using CacheWithMockLocking = ClangBackEnd::StringCache<Utils::PathString,
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Utils::SmallStringView,
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int,
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NiceMock<MockMutex>,
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decltype(&Utils::reverseCompare),
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Utils::reverseCompare>;
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using CacheWithoutLocking = ClangBackEnd::StringCache<Utils::PathString,
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Utils::SmallStringView,
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int,
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NiceMock<MockMutexNonLocking>,
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decltype(&Utils::reverseCompare),
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Utils::reverseCompare>;
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template<typename Cache>
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class StringCache : public testing::Test
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{
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protected:
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void SetUp()
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{
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std::sort(filePaths.begin(), filePaths.end(), [](auto &f, auto &l) {
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return compare(f, l) < 0;
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});
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std::sort(reverseFilePaths.begin(), reverseFilePaths.end(), [](auto &f, auto &l) {
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return reverseCompare(f, l) < 0;
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});
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ON_CALL(this->mockStorage, fetchDirectoryId(Eq("foo"))).WillByDefault(Return(42));
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ON_CALL(this->mockStorage, fetchDirectoryId(Eq("bar"))).WillByDefault(Return(43));
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ON_CALL(this->mockStorage, fetchDirectoryId(Eq("poo"))).WillByDefault(Return(44));
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ON_CALL(this->mockStorage, fetchDirectoryId(Eq("taa"))).WillByDefault(Return(45));
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ON_CALL(this->mockStorage, fetchDirectoryPath(41)).WillByDefault(Return(Utils::PathString("bar")));
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}
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protected:
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NiceMock<MockSqliteDatabase> mockDatabase;
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NiceMock<MockFilePathStorage> mockStorage{mockDatabase};
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StorageIdFunction mockStorageFetchDirectyId = [&](Utils::SmallStringView string) {
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return mockStorage.fetchDirectoryId(string);
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};
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StorageStringFunction mockStorageFetchDirectyPath = [&](int id) {
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return mockStorage.fetchDirectoryPath(id);
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};
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Cache cache;
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typename Cache::MutexType &mockMutex = cache.mutex();
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Utils::PathString filePath1{"/file/pathOne"};
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Utils::PathString filePath2{"/file/pathTwo"};
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Utils::PathString filePath3{"/file/pathThree"};
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Utils::PathString filePath4{"/file/pathFour"};
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Utils::PathString filePath5{"/file/pathFife"};
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Utils::PathStringVector filePaths{filePath1,
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filePath2,
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filePath3,
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filePath4,
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filePath5};
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Utils::PathStringVector reverseFilePaths{filePath1,
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filePath2,
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filePath3,
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filePath4,
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filePath5};
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};
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using CacheTypes = ::testing::Types<CacheWithMockLocking, CacheWithoutLocking>;
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TYPED_TEST_SUITE(StringCache, CacheTypes);
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TYPED_TEST(StringCache, AddFilePath)
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{
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auto id = this->cache.stringId(this->filePath1);
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ASSERT_THAT(id, 0);
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}
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TYPED_TEST(StringCache, AddSecondFilePath)
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{
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this->cache.stringId(this->filePath1);
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auto id = this->cache.stringId(this->filePath2);
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ASSERT_THAT(id, 1);
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}
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TYPED_TEST(StringCache, AddDuplicateFilePath)
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{
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this->cache.stringId(this->filePath1);
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auto id = this->cache.stringId(this->filePath1);
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ASSERT_THAT(id, 0);
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}
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TYPED_TEST(StringCache, AddDuplicateFilePathBetweenOtherEntries)
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{
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this->cache.stringId(this->filePath1);
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this->cache.stringId(this->filePath2);
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this->cache.stringId(this->filePath3);
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this->cache.stringId(this->filePath4);
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auto id = this->cache.stringId(this->filePath3);
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ASSERT_THAT(id, 2);
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}
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TYPED_TEST(StringCache, ThrowForGettingPathForNoEntry)
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{
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EXPECT_ANY_THROW(this->cache.string(0));
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}
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TYPED_TEST(StringCache, GetFilePathForIdWithOneEntry)
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{
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this->cache.stringId(this->filePath1);
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auto filePath = this->cache.string(0);
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ASSERT_THAT(filePath, this->filePath1);
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}
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TYPED_TEST(StringCache, GetFilePathForIdWithSomeEntries)
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{
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this->cache.stringId(this->filePath1);
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this->cache.stringId(this->filePath2);
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this->cache.stringId(this->filePath3);
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this->cache.stringId(this->filePath4);
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auto filePath = this->cache.string(2);
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ASSERT_THAT(filePath, this->filePath3);
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}
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TYPED_TEST(StringCache, GetAllFilePaths)
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{
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this->cache.stringId(this->filePath1);
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this->cache.stringId(this->filePath2);
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this->cache.stringId(this->filePath3);
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this->cache.stringId(this->filePath4);
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auto filePaths = this->cache.strings({0, 1, 2, 3});
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ASSERT_THAT(filePaths,
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ElementsAre(this->filePath1, this->filePath2, this->filePath3, this->filePath4));
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}
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TYPED_TEST(StringCache, AddFilePaths)
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{
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auto ids = this->cache.stringIds(
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{this->filePath1, this->filePath2, this->filePath3, this->filePath4});
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ASSERT_THAT(ids, ElementsAre(0, 1, 2, 3));
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}
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TYPED_TEST(StringCache, AddFilePathsWithStorageFunction)
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{
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auto ids = this->cache.stringIds({"foo", "taa", "poo", "bar"}, this->mockStorageFetchDirectyId);
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ASSERT_THAT(ids, UnorderedElementsAre(42, 43, 44, 45));
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}
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TYPED_TEST(StringCache, IsEmpty)
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{
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auto isEmpty = this->cache.isEmpty();
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ASSERT_TRUE(isEmpty);
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}
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TYPED_TEST(StringCache, IsNotEmpty)
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{
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this->cache.stringId(this->filePath1);
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auto isEmpty = this->cache.isEmpty();
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ASSERT_FALSE(isEmpty);
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}
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TYPED_TEST(StringCache, PopulateWithEmptyVector)
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{
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typename TypeParam::CacheEntries entries;
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this->cache.uncheckedPopulate(std::move(entries));
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ASSERT_TRUE(this->cache.isEmpty());
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}
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TYPED_TEST(StringCache, IsNotEmptyAfterPopulateWithSomeEntries)
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{
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typename TypeParam::CacheEntries entries{{this->filePath1.clone(), 0},
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{this->filePath2.clone(), 3},
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{this->filePath3.clone(), 2},
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{this->filePath4.clone(), 5}};
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this->cache.uncheckedPopulate(std::move(entries));
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ASSERT_TRUE(!this->cache.isEmpty());
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}
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TYPED_TEST(StringCache, GetEntryAfterPopulateWithSomeEntries)
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{
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typename TypeParam::CacheEntries entries{{this->filePath1.clone(), 0},
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{this->filePath2.clone(), 1},
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{this->filePath3.clone(), 7},
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{this->filePath4.clone(), 3}};
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this->cache.uncheckedPopulate(std::move(entries));
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auto string = this->cache.string(7);
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ASSERT_THAT(string, this->filePath3);
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}
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TYPED_TEST(StringCache, EntriesHaveUniqueIds)
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{
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typename TypeParam::CacheEntries entries{{this->filePath1.clone(), 0},
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{this->filePath2.clone(), 1},
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{this->filePath3.clone(), 2},
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{this->filePath4.clone(), 2}};
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ASSERT_THROW(this->cache.populate(std::move(entries)), StringCacheException);
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}
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TYPED_TEST(StringCache, MultipleEntries)
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{
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typename TypeParam::CacheEntries entries{{this->filePath1.clone(), 0},
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{this->filePath1.clone(), 1},
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{this->filePath3.clone(), 2},
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{this->filePath4.clone(), 3}};
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ASSERT_THROW(this->cache.populate(std::move(entries)), StringCacheException);
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}
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TYPED_TEST(StringCache, DontFindInSorted)
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{
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auto found = findInSorted(this->filePaths.cbegin(), this->filePaths.cend(), "/file/pathFoo", compare);
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ASSERT_FALSE(found.wasFound);
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}
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TYPED_TEST(StringCache, FindInSortedOne)
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{
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auto found = findInSorted(this->filePaths.cbegin(), this->filePaths.cend(), "/file/pathOne", compare);
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ASSERT_TRUE(found.wasFound);
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}
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TYPED_TEST(StringCache, FindInSortedTwo)
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{
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auto found = findInSorted(this->filePaths.cbegin(), this->filePaths.cend(), "/file/pathTwo", compare);
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ASSERT_TRUE(found.wasFound);
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}
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TYPED_TEST(StringCache, FindInSortedTree)
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{
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auto found = findInSorted(this->filePaths.cbegin(),
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this->filePaths.cend(),
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"/file/pathThree",
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compare);
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ASSERT_TRUE(found.wasFound);
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}
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TYPED_TEST(StringCache, FindInSortedFour)
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{
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auto found = findInSorted(this->filePaths.cbegin(), this->filePaths.cend(), "/file/pathFour", compare);
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ASSERT_TRUE(found.wasFound);
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}
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TYPED_TEST(StringCache, FindInSortedFife)
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{
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auto found = findInSorted(this->filePaths.cbegin(), this->filePaths.cend(), "/file/pathFife", compare);
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ASSERT_TRUE(found.wasFound);
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}
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TYPED_TEST(StringCache, DontFindInSortedReverse)
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{
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auto found = findInSorted(this->reverseFilePaths.cbegin(),
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this->reverseFilePaths.cend(),
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"/file/pathFoo",
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reverseCompare);
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ASSERT_FALSE(found.wasFound);
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}
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TYPED_TEST(StringCache, FindInSortedOneReverse)
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{
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auto found = findInSorted(this->reverseFilePaths.cbegin(),
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this->reverseFilePaths.cend(),
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"/file/pathOne",
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reverseCompare);
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ASSERT_TRUE(found.wasFound);
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}
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TYPED_TEST(StringCache, FindInSortedTwoReverse)
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{
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auto found = findInSorted(this->reverseFilePaths.cbegin(),
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this->reverseFilePaths.cend(),
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"/file/pathTwo",
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reverseCompare);
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ASSERT_TRUE(found.wasFound);
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}
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TYPED_TEST(StringCache, FindInSortedTreeReverse)
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{
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auto found = findInSorted(this->reverseFilePaths.cbegin(),
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this->reverseFilePaths.cend(),
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"/file/pathThree",
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reverseCompare);
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ASSERT_TRUE(found.wasFound);
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}
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TYPED_TEST(StringCache, FindInSortedFourReverse)
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{
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auto found = findInSorted(this->reverseFilePaths.cbegin(),
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this->reverseFilePaths.cend(),
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"/file/pathFour",
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reverseCompare);
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ASSERT_TRUE(found.wasFound);
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}
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TYPED_TEST(StringCache, FindInSortedFifeReverse)
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{
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auto found = findInSorted(this->reverseFilePaths.cbegin(),
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this->reverseFilePaths.cend(),
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"/file/pathFife",
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reverseCompare);
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ASSERT_TRUE(found.wasFound);
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}
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TYPED_TEST(StringCache, StringIdIsReadAndWriteLockedForUnknownEntry)
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{
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InSequence s;
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EXPECT_CALL(this->mockMutex, lock_shared());
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EXPECT_CALL(this->mockMutex, unlock_shared());
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EXPECT_CALL(this->mockMutex, lock());
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EXPECT_CALL(this->mockMutex, unlock());
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this->cache.stringId("foo");
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}
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TYPED_TEST(StringCache, StringIdWithStorageFunctionIsReadAndWriteLockedForUnknownEntry)
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{
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InSequence s;
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EXPECT_CALL(this->mockMutex, lock_shared());
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EXPECT_CALL(this->mockMutex, unlock_shared());
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EXPECT_CALL(this->mockMutex, lock());
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EXPECT_CALL(this->mockStorage, fetchDirectoryId(Eq("foo")));
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EXPECT_CALL(this->mockMutex, unlock());
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this->cache.stringId("foo", this->mockStorageFetchDirectyId);
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}
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TYPED_TEST(StringCache, StringIdWithStorageFunctionIsReadLockedForKnownEntry)
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{
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InSequence s;
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this->cache.stringId("foo", this->mockStorageFetchDirectyId);
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EXPECT_CALL(this->mockMutex, lock_shared());
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EXPECT_CALL(this->mockMutex, unlock_shared());
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EXPECT_CALL(this->mockMutex, lock()).Times(0);
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EXPECT_CALL(this->mockStorage, fetchDirectoryId(Eq("foo"))).Times(0);
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EXPECT_CALL(this->mockMutex, unlock()).Times(0);
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this->cache.stringId("foo", this->mockStorageFetchDirectyId);
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}
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TYPED_TEST(StringCache, StringIdIsReadLockedForKnownEntry)
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{
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this->cache.stringId("foo");
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EXPECT_CALL(this->mockMutex, lock_shared());
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EXPECT_CALL(this->mockMutex, unlock_shared());
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EXPECT_CALL(this->mockMutex, lock()).Times(0);
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EXPECT_CALL(this->mockMutex, unlock()).Times(0);
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this->cache.stringId("foo");
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}
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TYPED_TEST(StringCache, StringIdsIsLocked)
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{
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EXPECT_CALL(this->mockMutex, lock_shared());
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EXPECT_CALL(this->mockMutex, unlock_shared());
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this->cache.stringIds({"foo"});
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}
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TYPED_TEST(StringCache, StringIdsWithStorageIsLocked)
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{
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EXPECT_CALL(this->mockMutex, lock_shared());
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EXPECT_CALL(this->mockMutex, unlock_shared());
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this->cache.stringIds({"foo"}, this->mockStorageFetchDirectyId);
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}
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TYPED_TEST(StringCache, StringIsLocked)
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{
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auto id = this->cache.stringId("foo");
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EXPECT_CALL(this->mockMutex, lock_shared());
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EXPECT_CALL(this->mockMutex, unlock_shared());
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this->cache.string(id);
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}
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TYPED_TEST(StringCache, StringsIsLocked)
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{
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auto ids = this->cache.stringIds({"foo", "bar"});
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EXPECT_CALL(this->mockMutex, lock_shared());
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EXPECT_CALL(this->mockMutex, unlock_shared());
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this->cache.strings(ids);
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}
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TYPED_TEST(StringCache, StringWithStorageFunctionIsReadAndWriteLockedForUnknownId)
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{
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InSequence s;
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EXPECT_CALL(this->mockMutex, lock_shared());
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EXPECT_CALL(this->mockMutex, unlock_shared());
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EXPECT_CALL(this->mockMutex, lock());
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EXPECT_CALL(this->mockStorage, fetchDirectoryPath(Eq(41)));
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EXPECT_CALL(this->mockMutex, unlock());
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this->cache.string(41, this->mockStorageFetchDirectyPath);
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}
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TYPED_TEST(StringCache, StringWithStorageFunctionIsReadLockedForKnownId)
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{
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InSequence s;
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this->cache.string(41, this->mockStorageFetchDirectyPath);
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EXPECT_CALL(this->mockMutex, lock_shared());
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EXPECT_CALL(this->mockMutex, unlock_shared());
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EXPECT_CALL(this->mockMutex, lock()).Times(0);
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EXPECT_CALL(this->mockStorage, fetchDirectoryPath(Eq(41))).Times(0);
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EXPECT_CALL(this->mockMutex, unlock()).Times(0);
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this->cache.string(41, this->mockStorageFetchDirectyPath);
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}
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TYPED_TEST(StringCache, StringIdWithStorageFunctionWhichHasNoEntryIsCallingStorageFunction)
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{
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EXPECT_CALL(this->mockStorage, fetchDirectoryId(Eq("foo")));
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this->cache.stringId("foo", this->mockStorageFetchDirectyId);
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}
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TYPED_TEST(StringCache, StringIdWithStorageFunctionWhichHasEntryIsNotCallingStorageFunction)
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{
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this->cache.stringId("foo", this->mockStorageFetchDirectyId);
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EXPECT_CALL(this->mockStorage, fetchDirectoryId(Eq("foo"))).Times(0);
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this->cache.stringId("foo", this->mockStorageFetchDirectyId);
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}
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TYPED_TEST(StringCache, IndexOfStringIdWithStorageFunctionWhichHasEntry)
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{
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this->cache.stringId("foo", this->mockStorageFetchDirectyId);
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auto index = this->cache.stringId("foo", this->mockStorageFetchDirectyId);
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ASSERT_THAT(index, 42);
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}
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TYPED_TEST(StringCache, IndexOfStringIdWithStorageFunctionWhichHasNoEntry)
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{
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auto index = this->cache.stringId("foo", this->mockStorageFetchDirectyId);
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ASSERT_THAT(index, 42);
|
|
}
|
|
|
|
TYPED_TEST(StringCache, GetEntryByIndexAfterInsertingByCustomIndex)
|
|
{
|
|
auto index = this->cache.stringId("foo", this->mockStorageFetchDirectyId);
|
|
|
|
auto string = this->cache.string(index, this->mockStorageFetchDirectyPath);
|
|
|
|
ASSERT_THAT(string, Eq("foo"));
|
|
}
|
|
|
|
TYPED_TEST(StringCache, CallFetchDirectoryPathForLowerIndex)
|
|
{
|
|
auto index = this->cache.stringId("foo", this->mockStorageFetchDirectyId);
|
|
|
|
EXPECT_CALL(this->mockStorage, fetchDirectoryPath(Eq(index - 1)));
|
|
|
|
this->cache.string(index - 1, this->mockStorageFetchDirectyPath);
|
|
}
|
|
|
|
TYPED_TEST(StringCache, CallFetchDirectoryPathForUnknownIndex)
|
|
{
|
|
EXPECT_CALL(this->mockStorage, fetchDirectoryPath(Eq(0)));
|
|
|
|
this->cache.string(0, this->mockStorageFetchDirectyPath);
|
|
}
|
|
|
|
TYPED_TEST(StringCache, FetchDirectoryPathForUnknownIndex)
|
|
{
|
|
auto string = this->cache.string(41, this->mockStorageFetchDirectyPath);
|
|
|
|
ASSERT_THAT(string, Eq("bar"));
|
|
}
|
|
|
|
TYPED_TEST(StringCache, AddStringCalls)
|
|
{
|
|
EXPECT_CALL(this->mockStorage, fetchDirectoryId(Eq("foo")));
|
|
EXPECT_CALL(this->mockStorage, fetchDirectoryId(Eq("bar")));
|
|
EXPECT_CALL(this->mockStorage, fetchDirectoryId(Eq("poo")));
|
|
|
|
this->cache.addStrings({"foo", "bar", "poo"}, this->mockStorageFetchDirectyId);
|
|
}
|
|
|
|
TYPED_TEST(StringCache, AddStringCallsOnlyForNewStrings)
|
|
{
|
|
this->cache.addStrings({"foo", "poo"}, this->mockStorageFetchDirectyId);
|
|
|
|
EXPECT_CALL(this->mockStorage, fetchDirectoryId(Eq("taa")));
|
|
EXPECT_CALL(this->mockStorage, fetchDirectoryId(Eq("bar")));
|
|
|
|
this->cache.addStrings({"foo", "bar", "poo", "taa"}, this->mockStorageFetchDirectyId);
|
|
}
|
|
|
|
TYPED_TEST(StringCache, GetStringIdAfterAddingStrings)
|
|
{
|
|
this->cache.addStrings({"foo", "bar", "poo", "taa"}, this->mockStorageFetchDirectyId);
|
|
|
|
ASSERT_THAT(this->cache.string(this->cache.stringId("taa")), Eq("taa"));
|
|
}
|
|
|
|
TYPED_TEST(StringCache, GetStringAfterAddingStrings)
|
|
{
|
|
this->cache.addStrings({"foo", "bar", "poo", "taa"}, this->mockStorageFetchDirectyId);
|
|
|
|
ASSERT_THAT(this->cache.string(this->cache.stringId("taa")), Eq("taa"));
|
|
}
|
|
|
|
TYPED_TEST(StringCache, GetStringIdAfterAddingStringsMultipleTimes)
|
|
{
|
|
this->cache.addStrings({"foo", "taa"}, this->mockStorageFetchDirectyId);
|
|
|
|
this->cache.addStrings({"foo", "bar", "poo", "taa"}, this->mockStorageFetchDirectyId);
|
|
|
|
ASSERT_THAT(this->cache.string(this->cache.stringId("taa")), Eq("taa"));
|
|
}
|
|
|
|
TYPED_TEST(StringCache, GetStringIdAfterAddingTheSameStringsMultipleTimes)
|
|
{
|
|
this->cache.addStrings({"foo", "taa", "poo", "taa", "bar", "taa"},
|
|
this->mockStorageFetchDirectyId);
|
|
|
|
ASSERT_THAT(this->cache.string(this->cache.stringId("taa")), Eq("taa"));
|
|
}
|
|
|
|
TYPED_TEST(StringCache, AddingEmptyStrings)
|
|
{
|
|
this->cache.addStrings({}, this->mockStorageFetchDirectyId);
|
|
}
|
|
|
|
TYPED_TEST(StringCache, FetchStringIdsFromStorageCalls)
|
|
{
|
|
InSequence s;
|
|
|
|
EXPECT_CALL(this->mockMutex, lock_shared());
|
|
EXPECT_CALL(this->mockMutex, unlock_shared());
|
|
EXPECT_CALL(this->mockMutex, lock());
|
|
EXPECT_CALL(this->mockStorage, fetchDirectoryId(Eq("foo")));
|
|
EXPECT_CALL(this->mockMutex, unlock());
|
|
EXPECT_CALL(this->mockMutex, lock_shared());
|
|
EXPECT_CALL(this->mockMutex, unlock_shared());
|
|
EXPECT_CALL(this->mockMutex, lock());
|
|
EXPECT_CALL(this->mockStorage, fetchDirectoryId(Eq("bar")));
|
|
EXPECT_CALL(this->mockMutex, unlock());
|
|
|
|
this->cache.stringIds({"foo", "bar"}, this->mockStorageFetchDirectyId);
|
|
}
|
|
} // namespace
|