projects/SelfTest/MiscTests.cpp - platform/external/catch2 - Gitiles

 /*
  *  Created by Phil on 29/11/2010.
  *  Copyright 2010 Two Blue Cubes Ltd. All rights reserved.
  *
  *  Distributed under the Boost Software License, Version 1.0. (See accompanying
  *  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
  */

 #include "catch.hpp"

 #ifdef __clang__
 #   pragma clang diagnostic ignored "-Wc++98-compat"
 #   pragma clang diagnostic ignored "-Wc++98-compat-pedantic"
 #endif

 #include "../include/internal/catch_xmlwriter.hpp"

 #include <iostream>
 #include <cerrno>

 TEST_CASE( "random SECTION tests", "[.][sections][failing]" )
 {
     int a = 1;
     int b = 2;

     SECTION( "s1", "doesn't equal" )
     {
         REQUIRE( a != b );
         REQUIRE( b != a );
     }

     SECTION( "s2", "not equal" )
     {
         REQUIRE( a != b);
     }
 }

 TEST_CASE( "nested SECTION tests", "[.][sections][failing]" )
 {
     int a = 1;
     int b = 2;

     SECTION( "s1", "doesn't equal" )
     {
         REQUIRE( a != b );
         REQUIRE( b != a );

         SECTION( "s2", "not equal" )
         {
             REQUIRE( a != b);
         }
     }
 }

 TEST_CASE( "more nested SECTION tests", "[sections][failing][.]" )
 {
     int a = 1;
     int b = 2;

     SECTION( "s1", "doesn't equal" )
     {
         SECTION( "s2", "equal" )
         {
             REQUIRE( a == b );
         }

         SECTION( "s3", "not equal" )
         {
             REQUIRE( a != b );
         }
         SECTION( "s4", "less than" )
         {
             REQUIRE( a < b );
         }
     }
 }

 TEST_CASE( "even more nested SECTION tests", "[sections]" )
 {
     SECTION( "c", "" )
     {
         SECTION( "d (leaf)", "" )
         {
             SUCCEED(""); // avoid failing due to no tests
         }

         SECTION( "e (leaf)", "" )
         {
             SUCCEED(""); // avoid failing due to no tests
         }
     }

     SECTION( "f (leaf)", "" )
     {
         SUCCEED(""); // avoid failing due to no tests
     }
 }

 TEST_CASE( "looped SECTION tests", "[.][failing][sections]" )
 {
     int a = 1;

     for( int b = 0; b < 10; ++b )
     {
         std::ostringstream oss;
         oss << "b is currently: " << b;
         SECTION( "s1", oss.str() )
         {
             CHECK( b > a );
         }
     }
 }

 TEST_CASE( "looped tests", "[.][failing]" )
 {
     static const int fib[]  = { 1, 1, 2, 3, 5, 8, 13, 21 };

     for( size_t i=0; i < sizeof(fib)/sizeof(int); ++i )
     {
         INFO( "Testing if fib[" << i << "] (" << fib[i] << ") is even" );
         CHECK( ( fib[i] % 2 ) == 0 );
     }
 }

 TEST_CASE( "Sends stuff to stdout and stderr", "[.]" )
 {
     std::cout << "A string sent directly to stdout" << std::endl;

     std::cerr << "A string sent directly to stderr" << std::endl;
 }

 inline const char* makeString( bool makeNull )
 {
     return makeNull ? nullptr : "valid string";
 }

 TEST_CASE( "null strings", "" )
 {
     REQUIRE( makeString( false ) != static_cast<char*>(nullptr));
     REQUIRE( makeString( true ) == static_cast<char*>(nullptr));
 }


 inline bool testCheckedIf( bool flag )
 {
     CHECKED_IF( flag )
         return true;
     else
         return false;
 }

 TEST_CASE( "checkedIf", "" )
 {
     REQUIRE( testCheckedIf( true ) );
 }

 TEST_CASE( "checkedIf, failing", "[failing][.]" )
 {
     REQUIRE( testCheckedIf( false ) );
 }

 inline bool testCheckedElse( bool flag )
 {
     CHECKED_ELSE( flag )
         return false;

     return true;
 }

 TEST_CASE( "checkedElse", "" )
 {
     REQUIRE( testCheckedElse( true ) );
 }

 TEST_CASE( "checkedElse, failing", "[failing][.]" )
 {
     REQUIRE( testCheckedElse( false ) );
 }

 TEST_CASE( "xmlentitycheck", "" )
 {
     SECTION( "embedded xml", "<test>it should be possible to embed xml characters, such as <, \" or &, or even whole <xml>documents</xml> within an attribute</test>" )
     {
         SUCCEED(""); // We need this here to stop it failing due to no tests
     }
     SECTION( "encoded chars", "these should all be encoded: &&&\"\"\"<<<&\"<<&\"" )
     {
         SUCCEED(""); // We need this here to stop it failing due to no tests
     }
 }

 TEST_CASE( "send a single char to INFO", "[failing][.]" )
 {
     INFO(3);
     REQUIRE(false);
 }

 TEST_CASE( "atomic if", "[failing][0]")
 {
     size_t x = 0;

     if( x )
         REQUIRE(x > 0);
     else
         REQUIRE(x == 0);
 }

 inline unsigned int Factorial( unsigned int number )
 {
 //  return number <= 1 ? number : Factorial(number-1)*number;
   return number > 1 ? Factorial(number-1)*number : 1;
 }

 TEST_CASE( "Factorials are computed", "[factorial]" ) {
   REQUIRE( Factorial(0) == 1 );
   REQUIRE( Factorial(1) == 1 );
   REQUIRE( Factorial(2) == 2 );
   REQUIRE( Factorial(3) == 6 );
   REQUIRE( Factorial(10) == 3628800 );
 }

 TEST_CASE( "An empty test with no assertions", "[empty]" )
 {
 }

 TEST_CASE( "Nice descriptive name", "[tag1][tag2][tag3][.]" )
 {
     WARN( "This one ran" );
 }
 TEST_CASE( "first tag", "[tag1]" )
 {
 }
 TEST_CASE( "second tag", "[tag2]" )
 {
 }
 //
 //TEST_CASE( "spawn a new process", "[.]" )
 //{
 //    // !TBD Work in progress
 //    char line[200];
 //    FILE* output = popen("./CatchSelfTest ./failing/matchers/StartsWith", "r");
 //    while ( fgets(line, 199, output) )
 //        std::cout << line;
 //}

 TEST_CASE( "vectors can be sized and resized", "[vector]" ) {

     std::vector<int> v( 5 );

     REQUIRE( v.size() == 5 );
     REQUIRE( v.capacity() >= 5 );

     SECTION( "resizing bigger changes size and capacity", "" ) {
         v.resize( 10 );

         REQUIRE( v.size() == 10 );
         REQUIRE( v.capacity() >= 10 );
     }
     SECTION( "resizing smaller changes size but not capacity", "" ) {
         v.resize( 0 );

         REQUIRE( v.size() == 0 );
         REQUIRE( v.capacity() >= 5 );

         SECTION( "We can use the 'swap trick' to reset the capacity", "" ) {
             std::vector<int> empty;
             empty.swap( v );

             REQUIRE( v.capacity() == 0 );
         }
     }
     SECTION( "reserving bigger changes capacity but not size", "" ) {
         v.reserve( 10 );

         REQUIRE( v.size() == 5 );
         REQUIRE( v.capacity() >= 10 );
     }
     SECTION( "reserving smaller does not change size or capacity", "" ) {
         v.reserve( 0 );

         REQUIRE( v.size() == 5 );
         REQUIRE( v.capacity() >= 5 );
     }
 }

 // https://github.com/philsquared/Catch/issues/166
 TEST_CASE("A couple of nested sections followed by a failure", "[failing][.]")
 {
     SECTION("Outer", "")
         SECTION("Inner", "")
             SUCCEED("that's not flying - that's failing in style");

     FAIL("to infinity and beyond");
 }

 TEST_CASE("not allowed", "[!throws]")
 {
     // This test case should not be included if you run with -e on the command line
     SUCCEED( "" );
 }

 //TEST_CASE( "Is big endian" ) {
 //    CHECK( Catch::Detail::Endianness::which() == Catch::Detail::Endianness::Little );
 //}

 TEST_CASE( "Tabs and newlines show in output", "[.][whitespace][failing]" ) {

     // Based on issue #242
     std::string s1 = "if ($b == 10) {\n\t\t$a\t= 20;\n}";
     std::string s2 = "if ($b == 10) {\n\t$a = 20;\n}\n";
     CHECK( s1 == s2 );
 }


 TEST_CASE( "toString on const wchar_t const pointer returns the string contents", "[toString]" ) {
         const wchar_t * const s = L"wide load";
         std::string result = Catch::toString( s );
         CHECK( result == "\"wide load\"" );
 }

 TEST_CASE( "toString on const wchar_t pointer returns the string contents", "[toString]" ) {
         const wchar_t * s = L"wide load";
         std::string result = Catch::toString( s );
         CHECK( result == "\"wide load\"" );
 }

 TEST_CASE( "toString on wchar_t const pointer returns the string contents", "[toString]" ) {
         wchar_t * const s = const_cast<wchar_t* const>( L"wide load" );
         std::string result = Catch::toString( s );
         CHECK( result == "\"wide load\"" );
 }

 TEST_CASE( "toString on wchar_t returns the string contents", "[toString]" ) {
         wchar_t * s = const_cast<wchar_t*>( L"wide load" );
         std::string result = Catch::toString( s );
         CHECK( result == "\"wide load\"" );
 }

 inline std::string encode( std::string const& str, Catch::XmlEncode::ForWhat forWhat = Catch::XmlEncode::ForTextNodes ) {
     std::ostringstream oss;
     oss << Catch::XmlEncode( str, forWhat );
     return oss.str();
 }

 TEST_CASE( "XmlEncode" ) {
     SECTION( "normal string" ) {
         REQUIRE( encode( "normal string" ) == "normal string" );
     }
     SECTION( "empty string" ) {
         REQUIRE( encode( "" ) == "" );
     }
     SECTION( "string with ampersand" ) {
         REQUIRE( encode( "smith & jones" ) == "smith &amp; jones" );
     }
     SECTION( "string with less-than" ) {
         REQUIRE( encode( "smith < jones" ) == "smith &lt; jones" );
     }
     SECTION( "string with greater-than" ) {
         REQUIRE( encode( "smith > jones" ) == "smith > jones" );
         REQUIRE( encode( "smith ]]> jones" ) == "smith ]]&gt; jones" );
     }
     SECTION( "string with quotes" ) {
         std::string stringWithQuotes = "don't \"quote\" me on that";
         REQUIRE( encode( stringWithQuotes ) == stringWithQuotes );
         REQUIRE( encode( stringWithQuotes, Catch::XmlEncode::ForAttributes ) == "don't &quot;quote&quot; me on that" );
     }
     SECTION( "string with control char (1)" ) {
         REQUIRE( encode( "[\x01]" ) == "[\\x01]" );
     }
     SECTION( "string with control char (x7F)" ) {
         REQUIRE( encode( "[\x7F]" ) == "[\\x7F]" );
     }
 }

 TEST_CASE( "long long", "[c++11][.]" ) {
     long long l = std::numeric_limits<long long>::max();

     REQUIRE( l == std::numeric_limits<long long>::max() );
 }

 //TEST_CASE( "Divide by Zero signal handler", "[.][sig]" ) {
 //    int i = 0;
 //    int x = 10/i; // This should cause the signal to fire
 //    CHECK( x == 0 );
 //}

 TEST_CASE( "This test 'should' fail but doesn't", "[.][failing][!shouldfail]" )
 {
     SUCCEED( "oops!" );
 }

 TEST_CASE( "# A test name that starts with a #" ) {
     SUCCEED( "yay" );
 }


 static int f() {
     return 1;
 }

 TEST_CASE( "#835 -- errno should not be touched by Catch", "[!shouldfail]" ) {
     errno = 1;
     CHECK(f() == 0);
     REQUIRE(errno == 1); // Check that f() doesn't touch errno.
 }
	/*
	* Created by Phil on 29/11/2010.
	* Copyright 2010 Two Blue Cubes Ltd. All rights reserved.
	*
	* Distributed under the Boost Software License, Version 1.0. (See accompanying
	* file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
	*/

	#include "catch.hpp"

	#ifdef __clang__
	# pragma clang diagnostic ignored "-Wc++98-compat"
	# pragma clang diagnostic ignored "-Wc++98-compat-pedantic"
	#endif

	#include "../include/internal/catch_xmlwriter.hpp"

	#include <iostream>
	#include <cerrno>

	TEST_CASE( "random SECTION tests", "[.][sections][failing]" )
	{
	int a = 1;
	int b = 2;

	SECTION( "s1", "doesn't equal" )
	{
	REQUIRE( a != b );
	REQUIRE( b != a );
	}

	SECTION( "s2", "not equal" )
	{
	REQUIRE( a != b);
	}
	}

	TEST_CASE( "nested SECTION tests", "[.][sections][failing]" )
	{
	int a = 1;
	int b = 2;

	SECTION( "s1", "doesn't equal" )
	{
	REQUIRE( a != b );
	REQUIRE( b != a );

	SECTION( "s2", "not equal" )
	{
	REQUIRE( a != b);
	}
	}
	}

	TEST_CASE( "more nested SECTION tests", "[sections][failing][.]" )
	{
	int a = 1;
	int b = 2;

	SECTION( "s1", "doesn't equal" )
	{
	SECTION( "s2", "equal" )
	{
	REQUIRE( a == b );
	}

	SECTION( "s3", "not equal" )
	{
	REQUIRE( a != b );
	}
	SECTION( "s4", "less than" )
	{
	REQUIRE( a < b );
	}
	}
	}

	TEST_CASE( "even more nested SECTION tests", "[sections]" )
	{
	SECTION( "c", "" )
	{
	SECTION( "d (leaf)", "" )
	{
	SUCCEED(""); // avoid failing due to no tests
	}

	SECTION( "e (leaf)", "" )
	{
	SUCCEED(""); // avoid failing due to no tests
	}
	}

	SECTION( "f (leaf)", "" )
	{
	SUCCEED(""); // avoid failing due to no tests
	}
	}

	TEST_CASE( "looped SECTION tests", "[.][failing][sections]" )
	{
	int a = 1;

	for( int b = 0; b < 10; ++b )
	{
	std::ostringstream oss;
	oss << "b is currently: " << b;
	SECTION( "s1", oss.str() )
	{
	CHECK( b > a );
	}
	}
	}

	TEST_CASE( "looped tests", "[.][failing]" )
	{
	static const int fib[] = { 1, 1, 2, 3, 5, 8, 13, 21 };

	for( size_t i=0; i < sizeof(fib)/sizeof(int); ++i )
	{
	INFO( "Testing if fib[" << i << "] (" << fib[i] << ") is even" );
	CHECK( ( fib[i] % 2 ) == 0 );
	}
	}

	TEST_CASE( "Sends stuff to stdout and stderr", "[.]" )
	{
	std::cout << "A string sent directly to stdout" << std::endl;

	std::cerr << "A string sent directly to stderr" << std::endl;
	}

	inline const char* makeString( bool makeNull )
	{
	return makeNull ? nullptr : "valid string";
	}

	TEST_CASE( "null strings", "" )
	{
	REQUIRE( makeString( false ) != static_cast<char*>(nullptr));
	REQUIRE( makeString( true ) == static_cast<char*>(nullptr));
	}


	inline bool testCheckedIf( bool flag )
	{
	CHECKED_IF( flag )
	return true;
	else
	return false;
	}

	TEST_CASE( "checkedIf", "" )
	{
	REQUIRE( testCheckedIf( true ) );
	}

	TEST_CASE( "checkedIf, failing", "[failing][.]" )
	{
	REQUIRE( testCheckedIf( false ) );
	}

	inline bool testCheckedElse( bool flag )
	{
	CHECKED_ELSE( flag )
	return false;

	return true;
	}

	TEST_CASE( "checkedElse", "" )
	{
	REQUIRE( testCheckedElse( true ) );
	}

	TEST_CASE( "checkedElse, failing", "[failing][.]" )
	{
	REQUIRE( testCheckedElse( false ) );
	}

	TEST_CASE( "xmlentitycheck", "" )
	{
	SECTION( "embedded xml", "<test>it should be possible to embed xml characters, such as <, \" or &, or even whole <xml>documents</xml> within an attribute</test>" )
	{
	SUCCEED(""); // We need this here to stop it failing due to no tests
	}
	SECTION( "encoded chars", "these should all be encoded: &&&\"\"\"<<<&\"<<&\"" )
	{
	SUCCEED(""); // We need this here to stop it failing due to no tests
	}
	}

	TEST_CASE( "send a single char to INFO", "[failing][.]" )
	{
	INFO(3);
	REQUIRE(false);
	}

	TEST_CASE( "atomic if", "[failing][0]")
	{
	size_t x = 0;

	if( x )
	REQUIRE(x > 0);
	else
	REQUIRE(x == 0);
	}

	inline unsigned int Factorial( unsigned int number )
	{
	// return number <= 1 ? number : Factorial(number-1)*number;
	return number > 1 ? Factorial(number-1)*number : 1;
	}

	TEST_CASE( "Factorials are computed", "[factorial]" ) {
	REQUIRE( Factorial(0) == 1 );
	REQUIRE( Factorial(1) == 1 );
	REQUIRE( Factorial(2) == 2 );
	REQUIRE( Factorial(3) == 6 );
	REQUIRE( Factorial(10) == 3628800 );
	}

	TEST_CASE( "An empty test with no assertions", "[empty]" )
	{
	}

	TEST_CASE( "Nice descriptive name", "[tag1][tag2][tag3][.]" )
	{
	WARN( "This one ran" );
	}
	TEST_CASE( "first tag", "[tag1]" )
	{
	}
	TEST_CASE( "second tag", "[tag2]" )
	{
	}
	//
	//TEST_CASE( "spawn a new process", "[.]" )
	//{
	// // !TBD Work in progress
	// char line[200];
	// FILE* output = popen("./CatchSelfTest ./failing/matchers/StartsWith", "r");
	// while ( fgets(line, 199, output) )
	// std::cout << line;
	//}

	TEST_CASE( "vectors can be sized and resized", "[vector]" ) {

	std::vector<int> v( 5 );

	REQUIRE( v.size() == 5 );
	REQUIRE( v.capacity() >= 5 );

	SECTION( "resizing bigger changes size and capacity", "" ) {
	v.resize( 10 );

	REQUIRE( v.size() == 10 );
	REQUIRE( v.capacity() >= 10 );
	}
	SECTION( "resizing smaller changes size but not capacity", "" ) {
	v.resize( 0 );

	REQUIRE( v.size() == 0 );
	REQUIRE( v.capacity() >= 5 );

	SECTION( "We can use the 'swap trick' to reset the capacity", "" ) {
	std::vector<int> empty;
	empty.swap( v );

	REQUIRE( v.capacity() == 0 );
	}
	}
	SECTION( "reserving bigger changes capacity but not size", "" ) {
	v.reserve( 10 );

	REQUIRE( v.size() == 5 );
	REQUIRE( v.capacity() >= 10 );
	}
	SECTION( "reserving smaller does not change size or capacity", "" ) {
	v.reserve( 0 );

	REQUIRE( v.size() == 5 );
	REQUIRE( v.capacity() >= 5 );
	}
	}

	// https://github.com/philsquared/Catch/issues/166
	TEST_CASE("A couple of nested sections followed by a failure", "[failing][.]")
	{
	SECTION("Outer", "")
	SECTION("Inner", "")
	SUCCEED("that's not flying - that's failing in style");

	FAIL("to infinity and beyond");
	}

	TEST_CASE("not allowed", "[!throws]")
	{
	// This test case should not be included if you run with -e on the command line
	SUCCEED( "" );
	}

	//TEST_CASE( "Is big endian" ) {
	// CHECK( Catch::Detail::Endianness::which() == Catch::Detail::Endianness::Little );
	//}

	TEST_CASE( "Tabs and newlines show in output", "[.][whitespace][failing]" ) {

	// Based on issue #242
	std::string s1 = "if ($b == 10) {\n\t\t$a\t= 20;\n}";
	std::string s2 = "if ($b == 10) {\n\t$a = 20;\n}\n";
	CHECK( s1 == s2 );
	}


	TEST_CASE( "toString on const wchar_t const pointer returns the string contents", "[toString]" ) {
	const wchar_t * const s = L"wide load";
	std::string result = Catch::toString( s );
	CHECK( result == "\"wide load\"" );
	}

	TEST_CASE( "toString on const wchar_t pointer returns the string contents", "[toString]" ) {
	const wchar_t * s = L"wide load";
	std::string result = Catch::toString( s );
	CHECK( result == "\"wide load\"" );
	}

	TEST_CASE( "toString on wchar_t const pointer returns the string contents", "[toString]" ) {
	wchar_t * const s = const_cast<wchar_t* const>( L"wide load" );
	std::string result = Catch::toString( s );
	CHECK( result == "\"wide load\"" );
	}

	TEST_CASE( "toString on wchar_t returns the string contents", "[toString]" ) {
	wchar_t * s = const_cast<wchar_t*>( L"wide load" );
	std::string result = Catch::toString( s );
	CHECK( result == "\"wide load\"" );
	}

	inline std::string encode( std::string const& str, Catch::XmlEncode::ForWhat forWhat = Catch::XmlEncode::ForTextNodes ) {
	std::ostringstream oss;
	oss << Catch::XmlEncode( str, forWhat );
	return oss.str();
	}

	TEST_CASE( "XmlEncode" ) {
	SECTION( "normal string" ) {
	REQUIRE( encode( "normal string" ) == "normal string" );
	}
	SECTION( "empty string" ) {
	REQUIRE( encode( "" ) == "" );
	}
	SECTION( "string with ampersand" ) {
	REQUIRE( encode( "smith & jones" ) == "smith & jones" );
	}
	SECTION( "string with less-than" ) {
	REQUIRE( encode( "smith < jones" ) == "smith < jones" );
	}
	SECTION( "string with greater-than" ) {
	REQUIRE( encode( "smith > jones" ) == "smith > jones" );
	REQUIRE( encode( "smith ]]> jones" ) == "smith ]]> jones" );
	}
	SECTION( "string with quotes" ) {
	std::string stringWithQuotes = "don't \"quote\" me on that";
	REQUIRE( encode( stringWithQuotes ) == stringWithQuotes );
	REQUIRE( encode( stringWithQuotes, Catch::XmlEncode::ForAttributes ) == "don't "quote" me on that" );
	}
	SECTION( "string with control char (1)" ) {
	REQUIRE( encode( "[\x01]" ) == "[\\x01]" );
	}
	SECTION( "string with control char (x7F)" ) {
	REQUIRE( encode( "[\x7F]" ) == "[\\x7F]" );
	}
	}

	TEST_CASE( "long long", "[c++11][.]" ) {
	long long l = std::numeric_limits<long long>::max();

	REQUIRE( l == std::numeric_limits<long long>::max() );
	}

	//TEST_CASE( "Divide by Zero signal handler", "[.][sig]" ) {
	// int i = 0;
	// int x = 10/i; // This should cause the signal to fire
	// CHECK( x == 0 );
	//}

	TEST_CASE( "This test 'should' fail but doesn't", "[.][failing][!shouldfail]" )
	{
	SUCCEED( "oops!" );
	}

	TEST_CASE( "# A test name that starts with a #" ) {
	SUCCEED( "yay" );
	}


	static int f() {
	return 1;
	}

	TEST_CASE( "#835 -- errno should not be touched by Catch", "[!shouldfail]" ) {
	errno = 1;
	CHECK(f() == 0);
	REQUIRE(errno == 1); // Check that f() doesn't touch errno.
	}