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https://github.com/catchorg/Catch2.git
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Fix stringifying of unknown enums
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@ -57,25 +57,38 @@ namespace Catch {
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static const bool value = decltype(test<std::ostream, const T&>(0))::value;
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};
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template<typename E>
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std::string convertUnknownEnumToString( E e );
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template<typename T>
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typename std::enable_if<!std::is_enum<T>::value, std::string>::type convertUnstreamable( T const& ) {
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return Detail::unprintableString;
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};
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template<typename T>
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typename std::enable_if<std::is_enum<T>::value, std::string>::type convertUnstreamable( T const& value ) {
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return convertUnknownEnumToString( value );
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};
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} // namespace Detail
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// If we decide for C++14, change these to enable_if_ts
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template <typename T, typename = void>
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struct StringMaker {
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template <typename Fake = T>
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static
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typename std::enable_if<::Catch::Detail::IsStreamInsertable<Fake>::value, std::string>::type
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convert(const Fake& t) {
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convert(const Fake& value) {
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ReusableStringStream rss;
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rss << t;
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rss << value;
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return rss.str();
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}
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template <typename Fake = T>
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static
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typename std::enable_if<!::Catch::Detail::IsStreamInsertable<Fake>::value, std::string>::type
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convert(const Fake&) {
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return Detail::unprintableString;
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convert( const Fake& value ) {
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return Detail::convertUnstreamable( value );
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}
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};
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@ -88,8 +101,12 @@ namespace Catch {
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return ::Catch::StringMaker<typename std::remove_cv<typename std::remove_reference<T>::type>::type>::convert(e);
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}
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} // namespace Detail
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template<typename E>
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std::string convertUnknownEnumToString( E e ) {
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return ::Catch::Detail::stringify(static_cast<typename std::underlying_type<E>::type>(e));
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}
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} // namespace Detail
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// Some predefined specializations
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@ -233,13 +250,6 @@ namespace Catch {
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}
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}
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template<typename T>
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struct EnumStringMaker {
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static std::string convert(const T& t) {
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return ::Catch::Detail::stringify(static_cast<typename std::underlying_type<T>::type>(t));
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}
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};
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#ifdef __OBJC__
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template<>
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struct StringMaker<NSString*> {
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@ -987,8 +987,8 @@ EnumToString.tests.cpp:<line number>: passed: ::Catch::Detail::stringify(e1) ==
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EnumToString.tests.cpp:<line number>: passed: ::Catch::Detail::stringify(e3) == "Unknown enum value 10" for: "Unknown enum value 10"
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==
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"Unknown enum value 10"
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EnumToString.tests.cpp:<line number>: failed: ::Catch::Detail::stringify(e0) == "0" for: "{?}" == "0"
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EnumToString.tests.cpp:<line number>: failed: ::Catch::Detail::stringify(e1) == "1" for: "{?}" == "1"
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EnumToString.tests.cpp:<line number>: passed: ::Catch::Detail::stringify(e0) == "0" for: "0" == "0"
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EnumToString.tests.cpp:<line number>: passed: ::Catch::Detail::stringify(e1) == "1" for: "1" == "1"
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EnumToString.tests.cpp:<line number>: passed: ::Catch::Detail::stringify(e0) == "E2{0}" for: "E2{0}" == "E2{0}"
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EnumToString.tests.cpp:<line number>: passed: ::Catch::Detail::stringify(e1) == "E2{1}" for: "E2{1}" == "E2{1}"
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EnumToString.tests.cpp:<line number>: passed: ::Catch::Detail::stringify(e0) == "0" for: "0" == "0"
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@ -1011,6 +1011,9 @@ ToStringVector.tests.cpp:<line number>: passed: ::Catch::Detail::stringify(v) ==
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ToStringVector.tests.cpp:<line number>: passed: ::Catch::Detail::stringify(v) == "{ { /"hello/" }, { /"world/" } }" for: "{ { "hello" }, { "world" } }"
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==
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"{ { "hello" }, { "world" } }"
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ToStringVector.tests.cpp:<line number>: passed: ::Catch::Detail::stringify(bools) == "{ }" for: "{ }" == "{ }"
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ToStringVector.tests.cpp:<line number>: passed: ::Catch::Detail::stringify(bools) == "{ true }" for: "{ true }" == "{ true }"
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ToStringVector.tests.cpp:<line number>: passed: ::Catch::Detail::stringify(bools) == "{ true, false }" for: "{ true, false }" == "{ true, false }"
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ToStringVector.tests.cpp:<line number>: passed: ::Catch::Detail::stringify(vv) == "{ }" for: "{ }" == "{ }"
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ToStringVector.tests.cpp:<line number>: passed: ::Catch::Detail::stringify(vv) == "{ 42 }" for: "{ 42 }" == "{ 42 }"
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ToStringVector.tests.cpp:<line number>: passed: ::Catch::Detail::stringify(vv) == "{ 42, 250 }" for: "{ 42, 250 }" == "{ 42, 250 }"
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@ -1041,5 +1044,5 @@ Misc.tests.cpp:<line number>: passed: v.size() == 5 for: 5 == 5
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Misc.tests.cpp:<line number>: passed: v.capacity() >= 5 for: 5 >= 5
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Misc.tests.cpp:<line number>: passed:
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Misc.tests.cpp:<line number>: passed:
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Failed 50 test cases, failed 110 assertions.
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Failed 49 test cases, failed 108 assertions.
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@ -1063,23 +1063,7 @@ Tricky.tests.cpp:<line number>: FAILED:
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with expansion:
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"first" == "second"
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-------------------------------------------------------------------------------
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toString(enum class)
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-------------------------------------------------------------------------------
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EnumToString.tests.cpp:<line number>
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...............................................................................
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EnumToString.tests.cpp:<line number>: FAILED:
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CHECK( ::Catch::Detail::stringify(e0) == "0" )
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with expansion:
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"{?}" == "0"
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EnumToString.tests.cpp:<line number>: FAILED:
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CHECK( ::Catch::Detail::stringify(e1) == "1" )
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with expansion:
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"{?}" == "1"
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===============================================================================
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test cases: 193 | 141 passed | 48 failed | 4 failed as expected
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assertions: 977 | 849 passed | 107 failed | 21 failed as expected
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test cases: 194 | 143 passed | 47 failed | 4 failed as expected
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assertions: 980 | 854 passed | 105 failed | 21 failed as expected
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@ -7783,15 +7783,17 @@ toString(enum class)
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EnumToString.tests.cpp:<line number>
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...............................................................................
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EnumToString.tests.cpp:<line number>: FAILED:
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EnumToString.tests.cpp:<line number>:
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PASSED:
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CHECK( ::Catch::Detail::stringify(e0) == "0" )
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with expansion:
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"{?}" == "0"
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"0" == "0"
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EnumToString.tests.cpp:<line number>: FAILED:
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EnumToString.tests.cpp:<line number>:
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PASSED:
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CHECK( ::Catch::Detail::stringify(e1) == "1" )
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with expansion:
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"{?}" == "1"
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"1" == "1"
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-------------------------------------------------------------------------------
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toString(enum w/operator<<)
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@ -7939,6 +7941,30 @@ with expansion:
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==
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"{ { "hello" }, { "world" } }"
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-------------------------------------------------------------------------------
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vector<bool> -> toString
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-------------------------------------------------------------------------------
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ToStringVector.tests.cpp:<line number>
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...............................................................................
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ToStringVector.tests.cpp:<line number>:
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PASSED:
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REQUIRE( ::Catch::Detail::stringify(bools) == "{ }" )
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with expansion:
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"{ }" == "{ }"
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ToStringVector.tests.cpp:<line number>:
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PASSED:
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REQUIRE( ::Catch::Detail::stringify(bools) == "{ true }" )
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with expansion:
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"{ true }" == "{ true }"
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ToStringVector.tests.cpp:<line number>:
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PASSED:
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REQUIRE( ::Catch::Detail::stringify(bools) == "{ true, false }" )
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with expansion:
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"{ true, false }" == "{ true, false }"
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-------------------------------------------------------------------------------
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vector<int,allocator> -> toString
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-------------------------------------------------------------------------------
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@ -8196,6 +8222,6 @@ Misc.tests.cpp:<line number>:
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PASSED:
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===============================================================================
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test cases: 193 | 139 passed | 50 failed | 4 failed as expected
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assertions: 976 | 845 passed | 110 failed | 21 failed as expected
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test cases: 194 | 141 passed | 49 failed | 4 failed as expected
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assertions: 979 | 850 passed | 108 failed | 21 failed as expected
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@ -1,7 +1,7 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<testsuitesloose text artifact
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>
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<testsuite name="<exe-name>" errors="15" failures="96" tests="977" hostname="tbd" time="{duration}" timestamp="{iso8601-timestamp}">
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<testsuite name="<exe-name>" errors="15" failures="94" tests="980" hostname="tbd" time="{duration}" timestamp="{iso8601-timestamp}">
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<testcase classname="<exe-name>.global" name="# A test name that starts with a #" time="{duration}"/>
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<testcase classname="<exe-name>.global" name="#1005: Comparing pointer to int and long (NULL can be either on various systems)" time="{duration}"/>
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<testcase classname="<exe-name>.global" name="#1027" time="{duration}"/>
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@ -824,14 +824,7 @@ Tricky.tests.cpp:<line number>
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<testcase classname="<exe-name>.global" name="toString( vectors<has_maker_and_operator> )" time="{duration}"/>
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<testcase classname="<exe-name>.global" name="toString( vectors<has_operator> )" time="{duration}"/>
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<testcase classname="<exe-name>.global" name="toString(enum class w/operator<<)" time="{duration}"/>
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<testcase classname="<exe-name>.global" name="toString(enum class)" time="{duration}">
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<failure message=""{?}" == "0"" type="CHECK">
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EnumToString.tests.cpp:<line number>
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</failure>
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<failure message=""{?}" == "1"" type="CHECK">
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EnumToString.tests.cpp:<line number>
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</failure>
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</testcase>
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<testcase classname="<exe-name>.global" name="toString(enum class)" time="{duration}"/>
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<testcase classname="<exe-name>.global" name="toString(enum w/operator<<)" time="{duration}"/>
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<testcase classname="<exe-name>.global" name="toString(enum)" time="{duration}"/>
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<testcase classname="<exe-name>.global" name="tuple<>" time="{duration}"/>
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@ -841,6 +834,7 @@ EnumToString.tests.cpp:<line number>
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<testcase classname="<exe-name>.global" name="tuple<string,string>" time="{duration}"/>
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<testcase classname="<exe-name>.global" name="tuple<tuple<int>,tuple<>,float>" time="{duration}"/>
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<testcase classname="<exe-name>.global" name="vec<vec<string,alloc>> -> toString" time="{duration}"/>
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<testcase classname="<exe-name>.global" name="vector<bool> -> toString" time="{duration}"/>
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<testcase classname="<exe-name>.global" name="vector<int,allocator> -> toString" time="{duration}"/>
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<testcase classname="<exe-name>.global" name="vector<int> -> toString" time="{duration}"/>
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<testcase classname="<exe-name>.global" name="vector<string> -> toString" time="{duration}"/>
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@ -8702,24 +8702,24 @@ loose text artifact
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</Expression>
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<OverallResult success="true"/>
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</TestCase>
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<TestCase name="toString(enum class)" tags="[.][enum][enumClass][toString]" filename="projects/<exe-name>/UsageTests/EnumToString.tests.cpp" >
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<Expression success="false" type="CHECK" filename="projects/<exe-name>/UsageTests/EnumToString.tests.cpp" >
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<TestCase name="toString(enum class)" tags="[enum][enumClass][toString]" filename="projects/<exe-name>/UsageTests/EnumToString.tests.cpp" >
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<Expression success="true" type="CHECK" filename="projects/<exe-name>/UsageTests/EnumToString.tests.cpp" >
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<Original>
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::Catch::Detail::stringify(e0) == "0"
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</Original>
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<Expanded>
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"{?}" == "0"
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"0" == "0"
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</Expanded>
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</Expression>
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<Expression success="false" type="CHECK" filename="projects/<exe-name>/UsageTests/EnumToString.tests.cpp" >
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<Expression success="true" type="CHECK" filename="projects/<exe-name>/UsageTests/EnumToString.tests.cpp" >
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<Original>
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::Catch::Detail::stringify(e1) == "1"
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</Original>
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<Expanded>
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"{?}" == "1"
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"1" == "1"
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</Expanded>
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</Expression>
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<OverallResult success="false"/>
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<OverallResult success="true"/>
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</TestCase>
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<TestCase name="toString(enum w/operator<<)" tags="[enum][toString]" filename="projects/<exe-name>/UsageTests/EnumToString.tests.cpp" >
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<Expression success="true" type="CHECK" filename="projects/<exe-name>/UsageTests/EnumToString.tests.cpp" >
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@ -8868,6 +8868,33 @@ loose text artifact
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</Expression>
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<OverallResult success="true"/>
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</TestCase>
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<TestCase name="vector<bool> -> toString" tags="[containers][toString][vector]" filename="projects/<exe-name>/UsageTests/ToStringVector.tests.cpp" >
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<Expression success="true" type="REQUIRE" filename="projects/<exe-name>/UsageTests/ToStringVector.tests.cpp" >
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<Original>
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::Catch::Detail::stringify(bools) == "{ }"
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</Original>
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<Expanded>
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"{ }" == "{ }"
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</Expanded>
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</Expression>
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<Expression success="true" type="REQUIRE" filename="projects/<exe-name>/UsageTests/ToStringVector.tests.cpp" >
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<Original>
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::Catch::Detail::stringify(bools) == "{ true }"
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</Original>
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<Expanded>
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"{ true }" == "{ true }"
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</Expanded>
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</Expression>
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<Expression success="true" type="REQUIRE" filename="projects/<exe-name>/UsageTests/ToStringVector.tests.cpp" >
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<Original>
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::Catch::Detail::stringify(bools) == "{ true, false }"
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</Original>
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<Expanded>
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"{ true, false }" == "{ true, false }"
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</Expanded>
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</Expression>
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<OverallResult success="true"/>
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</TestCase>
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<TestCase name="vector<int,allocator> -> toString" tags="[toString][vector,allocator]" filename="projects/<exe-name>/UsageTests/ToStringVector.tests.cpp" >
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<Expression success="true" type="REQUIRE" filename="projects/<exe-name>/UsageTests/ToStringVector.tests.cpp" >
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<Original>
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@ -9114,7 +9141,7 @@ loose text artifact
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</Section>
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<OverallResult success="true"/>
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</TestCase>
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<OverallResults successes="845" failures="111" expectedFailures="21"/>
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<OverallResults successes="850" failures="109" expectedFailures="21"/>
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</Group>
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<OverallResults successes="845" failures="110" expectedFailures="21"/>
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<OverallResults successes="850" failures="108" expectedFailures="21"/>
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</Catch>
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@ -28,9 +28,7 @@ TEST_CASE( "toString(enum w/operator<<)", "[toString][enum]" ) {
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// Enum class without user-provided stream operator
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enum class EnumClass1 { EnumClass1Value0, EnumClass1Value1 };
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// This fails, but has been hidden for a while - not sure if it's a regression or if it never worked
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// - need to investigate
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TEST_CASE( "toString(enum class)", "[toString][enum][enumClass][.]" ) {
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TEST_CASE( "toString(enum class)", "[toString][enum][enumClass]" ) {
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EnumClass1 e0 = EnumClass1::EnumClass1Value0;
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CHECK( ::Catch::Detail::stringify(e0) == "0" );
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EnumClass1 e1 = EnumClass1::EnumClass1Value1;
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