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Fix forwarding in SingleValueGenerator and generator creation
Fixes #1809
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9a8963133f
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@ -57,7 +57,6 @@ namespace Generators {
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class SingleValueGenerator final : public IGenerator<T> {
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T m_value;
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public:
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SingleValueGenerator(T const& value) : m_value( value ) {}
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SingleValueGenerator(T&& value) : m_value(std::move(value)) {}
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T const& get() const override {
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@ -120,21 +119,21 @@ namespace Generators {
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m_generators.emplace_back(std::move(generator));
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}
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void populate(T&& val) {
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m_generators.emplace_back(value(std::move(val)));
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m_generators.emplace_back(value(std::forward<T>(val)));
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}
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template<typename U>
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void populate(U&& val) {
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populate(T(std::move(val)));
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populate(T(std::forward<U>(val)));
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}
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template<typename U, typename... Gs>
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void populate(U&& valueOrGenerator, Gs... moreGenerators) {
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void populate(U&& valueOrGenerator, Gs &&... moreGenerators) {
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populate(std::forward<U>(valueOrGenerator));
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populate(std::forward<Gs>(moreGenerators)...);
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}
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public:
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template <typename... Gs>
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Generators(Gs... moreGenerators) {
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Generators(Gs &&... moreGenerators) {
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m_generators.reserve(sizeof...(Gs));
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populate(std::forward<Gs>(moreGenerators)...);
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}
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@ -166,7 +165,7 @@ namespace Generators {
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struct as {};
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template<typename T, typename... Gs>
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auto makeGenerators( GeneratorWrapper<T>&& generator, Gs... moreGenerators ) -> Generators<T> {
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auto makeGenerators( GeneratorWrapper<T>&& generator, Gs &&... moreGenerators ) -> Generators<T> {
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return Generators<T>(std::move(generator), std::forward<Gs>(moreGenerators)...);
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}
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template<typename T>
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@ -174,11 +173,11 @@ namespace Generators {
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return Generators<T>(std::move(generator));
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}
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template<typename T, typename... Gs>
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auto makeGenerators( T&& val, Gs... moreGenerators ) -> Generators<T> {
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auto makeGenerators( T&& val, Gs &&... moreGenerators ) -> Generators<T> {
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return makeGenerators( value( std::forward<T>( val ) ), std::forward<Gs>( moreGenerators )... );
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}
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template<typename T, typename U, typename... Gs>
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auto makeGenerators( as<T>, U&& val, Gs... moreGenerators ) -> Generators<T> {
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auto makeGenerators( as<T>, U&& val, Gs &&... moreGenerators ) -> Generators<T> {
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return makeGenerators( value( T( std::forward<U>( val ) ) ), std::forward<Gs>( moreGenerators )... );
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}
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@ -311,6 +311,21 @@ TEST_CASE("GENERATE capture macros", "[generators][internals][approvals]") {
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REQUIRE(value == value2);
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}
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TEST_CASE("#1809 - GENERATE_COPY and SingleValueGenerator does not compile", "[generators][compilation][approvals]") {
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// Verify Issue #1809 fix, only needs to compile.
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auto a = GENERATE_COPY(1, 2);
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(void)a;
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auto b = GENERATE_COPY(as<long>{}, 1, 2);
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(void)b;
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int i = 1;
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int j = 2;
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auto c = GENERATE_COPY(i, j);
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(void)c;
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auto d = GENERATE_COPY(as<long>{}, i, j);
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(void)d;
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SUCCEED();
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}
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TEST_CASE("Multiple random generators in one test case output different values", "[generators][internals][approvals]") {
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SECTION("Integer") {
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auto random1 = Catch::Generators::random(0, 1000);
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