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** Copyright (C) 2018 The Qt Company Ltd.
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#include "googletest.h"

#include "mocksymbolscollector.h"

#include <sqlitedatabase.h>
#include <refactoringdatabaseinitializer.h>
#include <symbolscollectormanager.h>

namespace {

class SymbolsCollectorManager : public testing::Test
{
protected:
    Sqlite::Database database{":memory:", Sqlite::JournalMode::Memory};
    ClangBackEnd::RefactoringDatabaseInitializer<Sqlite::Database> initializer{database};
    ClangBackEnd::GeneratedFiles generatedFiles;
    ClangBackEnd::SymbolsCollectorManager<NiceMock<MockSymbolsCollector>> manager{database, generatedFiles};
};

TEST_F(SymbolsCollectorManager, CreateUnsedSystemCollector)
{
    manager.unusedSymbolsCollector();

    manager.unusedSymbolsCollector();

    ASSERT_THAT(manager.collectors(), SizeIs(2));
}

TEST_F(SymbolsCollectorManager, ReuseUnsedSystemCollector)
{
    auto &collector = manager.unusedSymbolsCollector();
    collector.setIsUsed(false);

    manager.unusedSymbolsCollector();

    ASSERT_THAT(manager.collectors(), SizeIs(1));
}

TEST_F(SymbolsCollectorManager, AsGetNewUnusedSymbolsCollectorItIsSetUsed)
{
    auto &collector = manager.unusedSymbolsCollector();

    ASSERT_TRUE(collector.isUsed());
}

TEST_F(SymbolsCollectorManager, AsGetReusedUnusedSymbolsCollectorItIsSetUsed)
{
    auto &collector = manager.unusedSymbolsCollector();
    collector.setIsUsed(false);

    auto &collector2 = manager.unusedSymbolsCollector();

    ASSERT_TRUE(collector2.isUsed());
}

TEST_F(SymbolsCollectorManager, UnusedSystemCollectorIsInitializedWithUnsavedFiles)
{
    auto &collector = manager.unusedSymbolsCollector();

    ASSERT_TRUE(collector.hasUnsavedFiles);
}

TEST_F(SymbolsCollectorManager, ReusedSystemCollectorIsInitializedWithUnsavedFiles)
{
    auto &collector = manager.unusedSymbolsCollector();
    collector.setIsUsed(false);

    auto &collector2 = manager.unusedSymbolsCollector();

    ASSERT_TRUE(collector2.hasUnsavedFiles);
}

}