Databsae service refactoring. Warning, loses stars and listens stats

src/libs/services/database/test/Common.cpp

@@ -0,0 +1,211 @@
+/*
+ * Copyright (C) 2021 Emeric Poupon
+ *
+ * This file is part of LMS.
+ *
+ * LMS is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * LMS is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with LMS.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "Common.hpp"
+
+#include "services/database/Artist.hpp"
+#include "services/database/Cluster.hpp"
+#include "services/database/Db.hpp"
+#include "services/database/Listen.hpp"
+#include "services/database/Release.hpp"
+#include "services/database/Session.hpp"
+#include "services/database/StarredArtist.hpp"
+#include "services/database/StarredRelease.hpp"
+#include "services/database/StarredTrack.hpp"
+#include "services/database/Track.hpp"
+#include "services/database/TrackArtistLink.hpp"
+#include "services/database/TrackBookmark.hpp"
+#include "services/database/TrackList.hpp"
+#include "services/database/Types.hpp"
+#include "services/database/User.hpp"
+
+TmpDatabase::TmpDatabase()
+: _tmpFile {std::tmpnam(nullptr)}
+, _fileDeleter {_tmpFile}
+, _db {_tmpFile}
+{
+}
+
+Database::Db&
+TmpDatabase::getDb()
+{
+	return _db;
+}
+
+DatabaseFixture::~DatabaseFixture()
+{
+	testDatabaseEmpty();
+}
+
+void
+DatabaseFixture::SetUpTestCase()
+{
+	_tmpDb = std::make_unique<TmpDatabase>();
+	{
+		Database::Session s {_tmpDb->getDb()};
+		s.prepareTables();
+		s.optimize();
+
+		// remove default created entries
+		{
+			auto transaction {s.createUniqueTransaction()};
+			auto clusterTypes {Database::ClusterType::find(s, Database::Range {})};
+			for (auto clusterTypeId : clusterTypes.results)
+			{
+				auto clusterType {Database::ClusterType::find(s, clusterTypeId)};
+				clusterType.remove();
+			}
+		}
+	}
+}
+
+void
+DatabaseFixture::TearDownTestCase()
+{
+	_tmpDb.reset();
+}
+
+void
+DatabaseFixture::testDatabaseEmpty()
+{
+	using namespace Database;
+
+	auto uniqueTransaction {session.createUniqueTransaction()};
+
+	EXPECT_EQ(Artist::getCount(session), 0);
+	EXPECT_EQ(Cluster::getCount(session), 0);
+	EXPECT_EQ(ClusterType::getCount(session), 0);
+	EXPECT_EQ(Listen::getCount(session), 0);
+	EXPECT_EQ(Release::getCount(session), 0);
+	EXPECT_EQ(StarredArtist::getCount(session), 0);
+	EXPECT_EQ(StarredRelease::getCount(session), 0);
+	EXPECT_EQ(StarredTrack::getCount(session), 0);
+	EXPECT_EQ(Track::getCount(session), 0);
+	EXPECT_EQ(TrackBookmark::getCount(session), 0);
+	EXPECT_EQ(TrackList::getCount(session), 0);
+	EXPECT_EQ(User::getCount(session), 0);
+}
+
+TEST_F(DatabaseFixture, Common_subRangeEmpty)
+{
+	using namespace Database;
+
+	RangeResults<int> results;
+	results.range = Range {0, 0};
+	results.results = {};
+	results.moreResults = false;
+
+	{
+		auto subRange {results.getSubRange(Range {0, 0})};
+		EXPECT_FALSE(subRange.moreResults);
+		ASSERT_EQ(subRange.results.size(), 0);
+		EXPECT_EQ(subRange.range, Range {});
+	}
+	{
+		auto subRange {results.getSubRange(Range {0, 1})};
+		EXPECT_FALSE(subRange.moreResults);
+		ASSERT_EQ(subRange.results.size(), 0);
+	}
+}
+
+TEST_F(DatabaseFixture, Common_IdType)
+{
+	using namespace Database;
+
+	{
+		const IdType id{};
+		EXPECT_FALSE(id.isValid());
+	}
+
+	{
+		const IdType id{0};
+		EXPECT_TRUE(id.isValid());
+	}
+
+	{
+		const IdType id1{0};
+		const IdType id2{0};
+		EXPECT_EQ(id1, id2);
+	}
+
+	{
+		const IdType id1{0};
+		const IdType id2{1};
+		EXPECT_NE(id1, id2);
+		EXPECT_LT(id1, id2);
+		EXPECT_GT(id2, id1);
+	}
+}
+
+TEST_F(DatabaseFixture, Common_subRange)
+{
+	using namespace Database;
+
+	RangeResults<int> results;
+	results.range = Range {0, 2};
+	results.results = {5, 6};
+	results.moreResults = false;
+
+	{
+		auto subRange {results.getSubRange(Range {0, 1})};
+		EXPECT_TRUE(subRange.moreResults);
+		ASSERT_EQ(subRange.results.size(), 1);
+		EXPECT_EQ(subRange.results.front(), 5);
+	}
+	{
+		auto subRange {results.getSubRange(Range {1, 1})};
+		EXPECT_FALSE(subRange.moreResults);
+		ASSERT_EQ(subRange.results.size(), 1);
+		EXPECT_EQ(subRange.results.front(), 6);
+	}
+	{
+		auto subRange {results.getSubRange(Range {0, 2})};
+		EXPECT_FALSE(subRange.moreResults);
+		ASSERT_EQ(subRange.results.size(), 2);
+		EXPECT_EQ(subRange.results.front(), 5);
+		EXPECT_EQ(subRange.results.back(), 6);
+	}
+	{
+		auto subRange {results.getSubRange(Range {})};
+		EXPECT_FALSE(subRange.moreResults);
+		ASSERT_EQ(subRange.results.size(), 2);
+		EXPECT_EQ(subRange.results.front(), 5);
+		EXPECT_EQ(subRange.results.back(), 6);
+		EXPECT_EQ(subRange.range, results.range);
+	}
+
+	{
+		auto subRange {results.getSubRange(Range {1, 0})};
+		EXPECT_FALSE(subRange.moreResults);
+		ASSERT_EQ(subRange.results.size(), 1);
+		EXPECT_EQ(subRange.results.front(), 6);
+		const Range expectedRange {1, 1};
+		EXPECT_EQ(subRange.range, expectedRange);
+	}
+	{
+		auto subRange {results.getSubRange(Range {3, 2})};
+		EXPECT_FALSE(subRange.moreResults);
+		ASSERT_EQ(subRange.results.size(), 0);
+		const Range expectedRange {2, 0};
+		EXPECT_EQ(subRange.range, expectedRange);
+	}
+}
+
+
+