forked from catchorg/Catch2
		
	Use -std=c++14 (instead of c++11). Pointers how to integrate with pkg-config for non-CMake projects.
		
			
				
	
	
		
			430 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			430 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| // 210-Evt-EventListeners.cpp
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| 
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| // Contents:
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| // 1. Printing of listener data
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| // 2. My listener and registration
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| // 3. Test cases
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| 
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| #include <catch2/catch_test_macros.hpp>
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| #include <catch2/reporters/catch_reporter_event_listener.hpp>
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| #include <catch2/reporters/catch_reporter_registrars.hpp>
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| #include <catch2/catch_test_case_info.hpp>
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| #include <iostream>
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| 
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| // -----------------------------------------------------------------------
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| // 1. Printing of listener data:
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| //
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| 
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| 
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| namespace {
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| std::string ws(int const level) {
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|     return std::string( 2 * level, ' ' );
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| }
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| 
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| std::ostream& operator<<(std::ostream& out, Catch::Tag t) {
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|     return out << "original: " << t.original;
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| }
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| 
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| template< typename T >
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| std::ostream& operator<<( std::ostream& os, std::vector<T> const& v ) {
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|     os << "{ ";
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|     for ( const auto& x : v )
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|         os << x << ", ";
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|     return os << "}";
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| }
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| // struct SourceLineInfo {
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| //     char const* file;
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| //     std::size_t line;
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| // };
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| 
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| void print( std::ostream& os, int const level, std::string const& title, Catch::SourceLineInfo const& info ) {
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|     os << ws(level  ) << title << ":\n"
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|        << ws(level+1) << "- file: " << info.file << "\n"
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|        << ws(level+1) << "- line: " << info.line << "\n";
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| }
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| 
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| //struct MessageInfo {
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| //    std::string macroName;
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| //    std::string message;
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| //    SourceLineInfo lineInfo;
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| //    ResultWas::OfType type;
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| //    unsigned int sequence;
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| //};
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| 
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| void print( std::ostream& os, int const level, Catch::MessageInfo const& info ) {
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|     os << ws(level+1) << "- macroName: '" << info.macroName << "'\n"
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|        << ws(level+1) << "- message '"    << info.message   << "'\n";
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|     print( os,level+1  , "- lineInfo", info.lineInfo );
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|     os << ws(level+1) << "- sequence "    << info.sequence  << "\n";
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| }
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| 
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| void print( std::ostream& os, int const level, std::string const& title, std::vector<Catch::MessageInfo> const& v ) {
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|     os << ws(level  ) << title << ":\n";
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|     for ( const auto& x : v )
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|     {
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|         os << ws(level+1) << "{\n";
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|         print( os, level+2, x );
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|         os << ws(level+1) << "}\n";
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|     }
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| //    os << ws(level+1) << "\n";
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| }
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| 
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| // struct TestRunInfo {
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| //     std::string name;
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| // };
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| 
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| void print( std::ostream& os, int const level, std::string const& title, Catch::TestRunInfo const& info ) {
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|     os << ws(level  ) << title << ":\n"
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|        << ws(level+1) << "- name: " << info.name << "\n";
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| }
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| 
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| // struct Counts {
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| //     std::size_t total() const;
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| //     bool allPassed() const;
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| //     bool allOk() const;
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| //
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| //     std::size_t passed = 0;
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| //     std::size_t failed = 0;
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| //     std::size_t failedButOk = 0;
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| // };
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| 
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| void print( std::ostream& os, int const level, std::string const& title, Catch::Counts const& info ) {
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|     os << ws(level  ) << title << ":\n"
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|        << ws(level+1) << "- total(): "     << info.total()     << "\n"
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|        << ws(level+1) << "- allPassed(): " << info.allPassed() << "\n"
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|        << ws(level+1) << "- allOk(): "     << info.allOk()     << "\n"
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|        << ws(level+1) << "- passed: "      << info.passed      << "\n"
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|        << ws(level+1) << "- failed: "      << info.failed      << "\n"
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|        << ws(level+1) << "- failedButOk: " << info.failedButOk << "\n";
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| }
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| 
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| // struct Totals {
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| //     Counts assertions;
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| //     Counts testCases;
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| // };
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| 
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| void print( std::ostream& os, int const level, std::string const& title, Catch::Totals const& info ) {
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|     os << ws(level) << title << ":\n";
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|     print( os, level+1, "- assertions", info.assertions );
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|     print( os, level+1, "- testCases" , info.testCases  );
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| }
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| 
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| // struct TestRunStats {
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| //     TestRunInfo runInfo;
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| //     Totals totals;
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| //     bool aborting;
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| // };
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| 
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| void print( std::ostream& os, int const level, std::string const& title, Catch::TestRunStats const& info ) {
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|     os << ws(level) << title << ":\n";
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|     print( os, level+1 , "- runInfo", info.runInfo );
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|     print( os, level+1 , "- totals" , info.totals  );
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|     os << ws(level+1) << "- aborting: " << info.aborting << "\n";
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| }
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| 
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| //    struct Tag {
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| //        StringRef original, lowerCased;
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| //    };
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| //
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| //
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| //    enum class TestCaseProperties : uint8_t {
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| //        None = 0,
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| //        IsHidden = 1 << 1,
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| //        ShouldFail = 1 << 2,
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| //        MayFail = 1 << 3,
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| //        Throws = 1 << 4,
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| //        NonPortable = 1 << 5,
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| //        Benchmark = 1 << 6
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| //    };
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| //
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| //
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| //    struct TestCaseInfo : NonCopyable {
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| //
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| //        bool isHidden() const;
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| //        bool throws() const;
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| //        bool okToFail() const;
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| //        bool expectedToFail() const;
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| //
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| //
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| //        std::string name;
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| //        std::string className;
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| //        std::vector<Tag> tags;
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| //        SourceLineInfo lineInfo;
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| //        TestCaseProperties properties = TestCaseProperties::None;
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| //    };
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| 
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| void print( std::ostream& os, int const level, std::string const& title, Catch::TestCaseInfo const& info ) {
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|     os << ws(level  ) << title << ":\n"
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|        << ws(level+1) << "- isHidden(): "       << info.isHidden() << "\n"
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|        << ws(level+1) << "- throws(): "         << info.throws() << "\n"
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|        << ws(level+1) << "- okToFail(): "       << info.okToFail() << "\n"
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|        << ws(level+1) << "- expectedToFail(): " << info.expectedToFail() << "\n"
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|        << ws(level+1) << "- tagsAsString(): '"  << info.tagsAsString() << "'\n"
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|        << ws(level+1) << "- name: '"            << info.name << "'\n"
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|        << ws(level+1) << "- className: '"       << info.className << "'\n"
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|        << ws(level+1) << "- tags: "             << info.tags << "\n";
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|     print( os, level+1 , "- lineInfo", info.lineInfo );
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|     os << ws(level+1) << "- properties (flags): 0x" << std::hex << static_cast<uint32_t>(info.properties) << std::dec << "\n";
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| }
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| 
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| // struct TestCaseStats {
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| //     TestCaseInfo testInfo;
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| //     Totals totals;
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| //     std::string stdOut;
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| //     std::string stdErr;
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| //     bool aborting;
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| // };
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| 
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| void print( std::ostream& os, int const level, std::string const& title, Catch::TestCaseStats const& info ) {
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|     os << ws(level  ) << title << ":\n";
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|     print( os, level+1 , "- testInfo", *info.testInfo );
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|     print( os, level+1 , "- totals"  , info.totals   );
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|     os << ws(level+1) << "- stdOut: "   << info.stdOut << "\n"
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|        << ws(level+1) << "- stdErr: "   << info.stdErr << "\n"
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|        << ws(level+1) << "- aborting: " << info.aborting << "\n";
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| }
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| 
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| // struct SectionInfo {
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| //     std::string name;
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| //     std::string description;
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| //     SourceLineInfo lineInfo;
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| // };
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| 
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| void print( std::ostream& os, int const level, std::string const& title, Catch::SectionInfo const& info ) {
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|     os << ws(level  ) << title << ":\n"
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|        << ws(level+1) << "- name: "         << info.name << "\n";
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|     print( os, level+1 , "- lineInfo", info.lineInfo );
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| }
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| 
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| // struct SectionStats {
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| //     SectionInfo sectionInfo;
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| //     Counts assertions;
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| //     double durationInSeconds;
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| //     bool missingAssertions;
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| // };
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| 
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| void print( std::ostream& os, int const level, std::string const& title, Catch::SectionStats const& info ) {
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|     os << ws(level  ) << title << ":\n";
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|     print( os, level+1 , "- sectionInfo", info.sectionInfo );
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|     print( os, level+1 , "- assertions" , info.assertions );
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|     os << ws(level+1) << "- durationInSeconds: " << info.durationInSeconds << "\n"
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|        << ws(level+1) << "- missingAssertions: " << info.missingAssertions << "\n";
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| }
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| 
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| // struct AssertionInfo
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| // {
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| //     StringRef macroName;
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| //     SourceLineInfo lineInfo;
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| //     StringRef capturedExpression;
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| //     ResultDisposition::Flags resultDisposition;
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| // };
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| 
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| void print( std::ostream& os, int const level, std::string const& title, Catch::AssertionInfo const& info ) {
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|     os << ws(level  ) << title << ":\n"
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|        << ws(level+1) << "- macroName: '"  << info.macroName << "'\n";
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|     print( os, level+1 , "- lineInfo" , info.lineInfo );
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|     os << ws(level+1) << "- capturedExpression: '" << info.capturedExpression << "'\n"
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|        << ws(level+1) << "- resultDisposition (flags): 0x" << std::hex << info.resultDisposition  << std::dec << "\n";
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| }
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| 
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| //struct AssertionResultData
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| //{
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| //    std::string reconstructExpression() const;
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| //
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| //    std::string message;
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| //    mutable std::string reconstructedExpression;
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| //    LazyExpression lazyExpression;
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| //    ResultWas::OfType resultType;
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| //};
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| 
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| void print( std::ostream& os, int const level, std::string const& title, Catch::AssertionResultData const& info ) {
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|     os << ws(level  ) << title << ":\n"
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|        << ws(level+1) << "- reconstructExpression(): '" <<   info.reconstructExpression() << "'\n"
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|        << ws(level+1) << "- message: '"                 <<   info.message << "'\n"
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|        << ws(level+1) << "- lazyExpression: '"          << "(info.lazyExpression)" << "'\n"
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|        << ws(level+1) << "- resultType: '"              <<   info.resultType << "'\n";
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| }
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| 
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| //class AssertionResult {
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| //    bool isOk() const;
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| //    bool succeeded() const;
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| //    ResultWas::OfType getResultType() const;
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| //    bool hasExpression() const;
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| //    bool hasMessage() const;
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| //    std::string getExpression() const;
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| //    std::string getExpressionInMacro() const;
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| //    bool hasExpandedExpression() const;
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| //    std::string getExpandedExpression() const;
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| //    std::string getMessage() const;
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| //    SourceLineInfo getSourceInfo() const;
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| //    std::string getTestMacroName() const;
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| //
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| //    AssertionInfo m_info;
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| //    AssertionResultData m_resultData;
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| //};
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| 
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| void print( std::ostream& os, int const level, std::string const& title, Catch::AssertionResult const& info ) {
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|     os << ws(level  ) << title << ":\n"
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|        << ws(level+1) << "- isOk(): "  << info.isOk() << "\n"
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|        << ws(level+1) << "- succeeded(): "  << info.succeeded() << "\n"
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|        << ws(level+1) << "- getResultType(): "  << info.getResultType() << "\n"
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|        << ws(level+1) << "- hasExpression(): "  << info.hasExpression() << "\n"
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|        << ws(level+1) << "- hasMessage(): "  << info.hasMessage() << "\n"
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|        << ws(level+1) << "- getExpression(): '"  << info.getExpression() << "'\n"
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|        << ws(level+1) << "- getExpressionInMacro(): '"  << info.getExpressionInMacro()  << "'\n"
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|        << ws(level+1) << "- hasExpandedExpression(): "  << info.hasExpandedExpression() << "\n"
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|        << ws(level+1) << "- getExpandedExpression(): "  << info.getExpandedExpression() << "'\n"
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|        << ws(level+1) << "- getMessage(): '"  << info.getMessage() << "'\n";
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|     print( os, level+1 , "- getSourceInfo(): ", info.getSourceInfo() );
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|     os << ws(level+1) << "- getTestMacroName(): '"  << info.getTestMacroName() << "'\n";
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| 
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|     print( os, level+1 , "- *** m_info (AssertionInfo)", info.m_info );
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|     print( os, level+1 , "- *** m_resultData (AssertionResultData)", info.m_resultData );
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| }
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| 
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| // struct AssertionStats {
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| //     AssertionResult assertionResult;
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| //     std::vector<MessageInfo> infoMessages;
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| //     Totals totals;
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| // };
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| 
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| void print( std::ostream& os, int const level, std::string const& title, Catch::AssertionStats const& info ) {
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|     os << ws(level  ) << title << ":\n";
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|     print( os, level+1 , "- assertionResult", info.assertionResult );
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|     print( os, level+1 , "- infoMessages", info.infoMessages );
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|     print( os, level+1 , "- totals", info.totals );
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| }
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| 
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| // -----------------------------------------------------------------------
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| // 2. My listener and registration:
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| //
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| 
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| char const * dashed_line =
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|     "--------------------------------------------------------------------------";
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| 
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| 
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| struct MyListener : Catch::EventListenerBase {
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| 
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|     using EventListenerBase::EventListenerBase; // inherit constructor
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| 
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|     // Get rid of Wweak-tables
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|     ~MyListener() override;
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| 
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|     // The whole test run starting
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|     void testRunStarting( Catch::TestRunInfo const& testRunInfo ) override {
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|         std::cout
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|             << std::boolalpha
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|             << "\nEvent: testRunStarting:\n";
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|         print( std::cout, 1, "- testRunInfo", testRunInfo );
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|     }
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| 
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|     // The whole test run ending
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|     void testRunEnded( Catch::TestRunStats const& testRunStats ) override {
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|         std::cout
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|             << dashed_line
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|             << "\nEvent: testRunEnded:\n";
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|         print( std::cout, 1, "- testRunStats", testRunStats );
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|     }
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| 
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|     // A test is being skipped (because it is "hidden")
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|     void skipTest( Catch::TestCaseInfo const& testInfo ) override {
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|         std::cout
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|             << dashed_line
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|             << "\nEvent: skipTest:\n";
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|         print( std::cout, 1, "- testInfo", testInfo );
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|     }
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| 
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|     // Test cases starting
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|     void testCaseStarting( Catch::TestCaseInfo const& testInfo ) override {
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|         std::cout
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|             << dashed_line
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|             << "\nEvent: testCaseStarting:\n";
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|         print( std::cout, 1, "- testInfo", testInfo );
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|     }
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| 
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|     // Test cases ending
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|     void testCaseEnded( Catch::TestCaseStats const& testCaseStats ) override {
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|         std::cout << "\nEvent: testCaseEnded:\n";
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|         print( std::cout, 1, "testCaseStats", testCaseStats );
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|     }
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| 
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|     // Sections starting
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|     void sectionStarting( Catch::SectionInfo const& sectionInfo ) override {
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|         std::cout << "\nEvent: sectionStarting:\n";
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|         print( std::cout, 1, "- sectionInfo", sectionInfo );
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|     }
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| 
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|     // Sections ending
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|     void sectionEnded( Catch::SectionStats const& sectionStats ) override {
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|         std::cout << "\nEvent: sectionEnded:\n";
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|         print( std::cout, 1, "- sectionStats", sectionStats );
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|     }
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| 
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|     // Assertions before/ after
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|     void assertionStarting( Catch::AssertionInfo const& assertionInfo ) override {
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|         std::cout << "\nEvent: assertionStarting:\n";
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|         print( std::cout, 1, "- assertionInfo", assertionInfo );
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|     }
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| 
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|     void assertionEnded( Catch::AssertionStats const& assertionStats ) override {
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|         std::cout << "\nEvent: assertionEnded:\n";
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|         print( std::cout, 1, "- assertionStats", assertionStats );
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|     }
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| };
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| 
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| } // end anonymous namespace
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| 
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| CATCH_REGISTER_LISTENER( MyListener )
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| 
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| // Get rid of Wweak-tables
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| MyListener::~MyListener() {}
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| 
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| 
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| // -----------------------------------------------------------------------
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| // 3. Test cases:
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| //
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| 
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| TEST_CASE( "1: Hidden testcase", "[.hidden]" ) {
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| }
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| 
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| TEST_CASE( "2: Testcase with sections", "[tag-A][tag-B]" ) {
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| 
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|     int i = 42;
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| 
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|     REQUIRE( i == 42 );
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| 
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|     SECTION("Section 1") {
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|         INFO("Section 1");
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|         i = 7;
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|         SECTION("Section 1.1") {
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|             INFO("Section 1.1");
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|             REQUIRE( i == 42 );
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|         }
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|     }
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| 
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|     SECTION("Section 2") {
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|         INFO("Section 2");
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|         REQUIRE( i == 42 );
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|     }
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|     WARN("At end of test case");
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| }
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| 
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| struct Fixture {
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|     int fortytwo() const {
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|         return 42;
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|     }
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| };
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| 
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| TEST_CASE_METHOD( Fixture, "3: Testcase with class-based fixture", "[tag-C][tag-D]" ) {
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|     REQUIRE( fortytwo() == 42 );
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| }
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| 
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| // Compile & run:
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| // - g++ -std=c++14 -Wall -I$(CATCH_SINGLE_INCLUDE) -o 210-Evt-EventListeners 210-Evt-EventListeners.cpp && 210-Evt-EventListeners --success
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| // - cl -EHsc -I%CATCH_SINGLE_INCLUDE% 210-Evt-EventListeners.cpp && 210-Evt-EventListeners --success
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| 
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| // Expected compact output (all assertions):
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| //
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| // prompt> 210-Evt-EventListeners --reporter compact --success
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| // result omitted for brevity.
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