mirror of
https://github.com/catchorg/Catch2.git
synced 2024-11-30 01:03:30 +01:00
493 lines
14 KiB
C++
493 lines
14 KiB
C++
/*
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* Distributed under the Boost Software License, Version 1.0. (See accompanying
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* file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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*/
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#include <catch2/catch_test_macros.hpp>
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#include <catch2/catch_template_test_macros.hpp>
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#include <catch2/internal/catch_config_wchar.hpp>
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#ifdef __clang__
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# pragma clang diagnostic ignored "-Wc++98-compat"
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# pragma clang diagnostic ignored "-Wc++98-compat-pedantic"
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#endif
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#include <iostream>
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#include <cerrno>
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#include <limits>
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#include <array>
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#include <tuple>
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namespace { namespace MiscTests {
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#ifndef MISC_TEST_HELPERS_INCLUDED // Don't compile this more than once per TU
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#define MISC_TEST_HELPERS_INCLUDED
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inline const char* makeString( bool makeNull ) {
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return makeNull ? nullptr : "valid string";
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}
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inline bool testCheckedIf( bool flag ) {
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CHECKED_IF( flag )
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return true;
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else
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return false;
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}
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inline bool testCheckedElse( bool flag ) {
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CHECKED_ELSE( flag )
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return false;
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return true;
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}
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inline unsigned int Factorial( unsigned int number ) {
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return number > 1 ? Factorial(number-1)*number : 1;
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}
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static int f() {
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return 1;
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}
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inline void manuallyRegisteredTestFunction() {
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SUCCEED( "was called" );
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}
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struct AutoTestReg {
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AutoTestReg() {
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REGISTER_TEST_CASE( manuallyRegisteredTestFunction, "ManuallyRegistered" );
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}
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};
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CATCH_INTERNAL_START_WARNINGS_SUPPRESSION
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CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS
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static AutoTestReg autoTestReg;
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CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION
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template<typename T>
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struct Foo {
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size_t size() { return 0; }
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};
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template<typename T, size_t S>
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struct Bar {
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size_t size() { return S; }
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};
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#endif
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TEST_CASE( "random SECTION tests", "[.][sections][failing]" ) {
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int a = 1;
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int b = 2;
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SECTION( "doesn't equal" ) {
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REQUIRE( a != b );
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REQUIRE( b != a );
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}
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SECTION( "not equal" ) {
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REQUIRE( a != b);
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}
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}
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TEST_CASE( "nested SECTION tests", "[.][sections][failing]" ) {
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int a = 1;
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int b = 2;
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SECTION( "doesn't equal" ) {
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REQUIRE( a != b );
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REQUIRE( b != a );
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SECTION( "not equal" ) {
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REQUIRE( a != b);
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}
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}
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}
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TEST_CASE( "more nested SECTION tests", "[sections][failing][.]" ) {
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int a = 1;
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int b = 2;
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SECTION( "doesn't equal" ) {
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SECTION( "equal" ) {
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REQUIRE( a == b );
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}
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SECTION( "not equal" ) {
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REQUIRE( a != b );
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}
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SECTION( "less than" ) {
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REQUIRE( a < b );
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}
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}
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}
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TEST_CASE( "even more nested SECTION tests", "[sections]" ) {
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SECTION( "c" ) {
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SECTION( "d (leaf)" ) {
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SUCCEED(); // avoid failing due to no tests
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}
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SECTION( "e (leaf)" ) {
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SUCCEED(); // avoid failing due to no tests
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}
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}
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SECTION( "f (leaf)" ) {
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SUCCEED(); // avoid failing due to no tests
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}
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}
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TEST_CASE( "looped SECTION tests", "[.][failing][sections]" ) {
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int a = 1;
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for( int b = 0; b < 10; ++b ) {
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DYNAMIC_SECTION( "b is currently: " << b ) {
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CHECK( b > a );
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}
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}
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}
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TEST_CASE( "looped tests", "[.][failing]" ) {
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static const int fib[] = { 1, 1, 2, 3, 5, 8, 13, 21 };
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for( std::size_t i=0; i < sizeof(fib)/sizeof(int); ++i ) {
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INFO( "Testing if fib[" << i << "] (" << fib[i] << ") is even" );
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CHECK( ( fib[i] % 2 ) == 0 );
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}
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}
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TEST_CASE( "Sends stuff to stdout and stderr", "[.]" ) {
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std::cout << "A string sent directly to stdout" << std::endl;
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std::cerr << "A string sent directly to stderr" << std::endl;
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std::clog << "A string sent to stderr via clog" << std::endl;
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}
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TEST_CASE( "null strings" ) {
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REQUIRE( makeString( false ) != static_cast<char*>(nullptr));
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REQUIRE( makeString( true ) == static_cast<char*>(nullptr));
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}
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TEST_CASE( "checkedIf" ) {
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REQUIRE( testCheckedIf( true ) );
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}
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TEST_CASE( "checkedIf, failing", "[failing][.]" ) {
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REQUIRE( testCheckedIf( false ) );
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}
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TEST_CASE( "checkedElse" ) {
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REQUIRE( testCheckedElse( true ) );
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}
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TEST_CASE( "checkedElse, failing", "[failing][.]" ) {
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REQUIRE( testCheckedElse( false ) );
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}
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TEST_CASE( "xmlentitycheck" ) {
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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>" ) {
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SUCCEED(); // We need this here to stop it failing due to no tests
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}
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SECTION( "encoded chars: these should all be encoded: &&&\"\"\"<<<&\"<<&\"" ) {
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SUCCEED(); // We need this here to stop it failing due to no tests
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}
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}
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TEST_CASE( "send a single char to INFO", "[failing][.]" ) {
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INFO(3);
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REQUIRE(false);
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}
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TEST_CASE( "atomic if", "[failing][0]") {
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std::size_t x = 0;
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if( x )
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REQUIRE(x > 0);
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else
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REQUIRE(x == 0);
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}
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TEST_CASE( "Factorials are computed", "[factorial]" ) {
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REQUIRE( Factorial(0) == 1 );
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REQUIRE( Factorial(1) == 1 );
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REQUIRE( Factorial(2) == 2 );
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REQUIRE( Factorial(3) == 6 );
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REQUIRE( Factorial(10) == 3628800 );
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}
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TEST_CASE( "An empty test with no assertions", "[empty]" ) {}
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TEST_CASE( "Nice descriptive name", "[tag1][tag2][tag3][.]" ) {
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WARN( "This one ran" );
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}
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TEST_CASE( "first tag", "[tag1]" ) {}
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TEST_CASE( "second tag", "[tag2]" ) {}
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//
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//TEST_CASE( "spawn a new process", "[.]" )
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//{
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// // !TBD Work in progress
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// char line[200];
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// FILE* output = popen("./CatchSelfTest ./failing/matchers/StartsWith", "r");
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// while ( fgets(line, 199, output) )
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// std::cout << line;
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//}
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TEST_CASE( "vectors can be sized and resized", "[vector]" ) {
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std::vector<int> v( 5 );
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REQUIRE( v.size() == 5 );
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REQUIRE( v.capacity() >= 5 );
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SECTION( "resizing bigger changes size and capacity" ) {
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v.resize( 10 );
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REQUIRE( v.size() == 10 );
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REQUIRE( v.capacity() >= 10 );
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}
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SECTION( "resizing smaller changes size but not capacity" ) {
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v.resize( 0 );
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REQUIRE( v.size() == 0 );
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REQUIRE( v.capacity() >= 5 );
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SECTION( "We can use the 'swap trick' to reset the capacity" ) {
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std::vector<int> empty;
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empty.swap( v );
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REQUIRE( v.capacity() == 0 );
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}
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}
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SECTION( "reserving bigger changes capacity but not size" ) {
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v.reserve( 10 );
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REQUIRE( v.size() == 5 );
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REQUIRE( v.capacity() >= 10 );
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}
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SECTION( "reserving smaller does not change size or capacity" ) {
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v.reserve( 0 );
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REQUIRE( v.size() == 5 );
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REQUIRE( v.capacity() >= 5 );
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}
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}
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TEMPLATE_TEST_CASE( "TemplateTest: vectors can be sized and resized", "[vector][template]", int, float, std::string, (std::tuple<int,float>) ) {
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std::vector<TestType> v( 5 );
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REQUIRE( v.size() == 5 );
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REQUIRE( v.capacity() >= 5 );
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SECTION( "resizing bigger changes size and capacity" ) {
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v.resize( 10 );
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REQUIRE( v.size() == 10 );
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REQUIRE( v.capacity() >= 10 );
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}
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SECTION( "resizing smaller changes size but not capacity" ) {
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v.resize( 0 );
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REQUIRE( v.size() == 0 );
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REQUIRE( v.capacity() >= 5 );
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SECTION( "We can use the 'swap trick' to reset the capacity" ) {
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std::vector<TestType> empty;
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empty.swap( v );
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REQUIRE( v.capacity() == 0 );
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}
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}
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SECTION( "reserving bigger changes capacity but not size" ) {
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v.reserve( 10 );
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REQUIRE( v.size() == 5 );
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REQUIRE( v.capacity() >= 10 );
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}
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SECTION( "reserving smaller does not change size or capacity" ) {
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v.reserve( 0 );
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REQUIRE( v.size() == 5 );
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REQUIRE( v.capacity() >= 5 );
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}
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}
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TEMPLATE_TEST_CASE_SIG("TemplateTestSig: vectors can be sized and resized", "[vector][template][nttp]", ((typename TestType, int V), TestType, V), (int,5), (float,4), (std::string,15), ((std::tuple<int, float>), 6)) {
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std::vector<TestType> v(V);
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REQUIRE(v.size() == V);
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REQUIRE(v.capacity() >= V);
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SECTION("resizing bigger changes size and capacity") {
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v.resize(2 * V);
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REQUIRE(v.size() == 2 * V);
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REQUIRE(v.capacity() >= 2 * V);
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}
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SECTION("resizing smaller changes size but not capacity") {
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v.resize(0);
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REQUIRE(v.size() == 0);
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REQUIRE(v.capacity() >= V);
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SECTION("We can use the 'swap trick' to reset the capacity") {
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std::vector<TestType> empty;
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empty.swap(v);
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REQUIRE(v.capacity() == 0);
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}
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}
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SECTION("reserving bigger changes capacity but not size") {
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v.reserve(2 * V);
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REQUIRE(v.size() == V);
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REQUIRE(v.capacity() >= 2 * V);
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}
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SECTION("reserving smaller does not change size or capacity") {
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v.reserve(0);
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REQUIRE(v.size() == V);
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REQUIRE(v.capacity() >= V);
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}
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}
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TEMPLATE_PRODUCT_TEST_CASE("A Template product test case", "[template][product]", (std::vector, Foo), (int, float)) {
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TestType x;
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REQUIRE(x.size() == 0);
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}
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TEMPLATE_PRODUCT_TEST_CASE_SIG("A Template product test case with array signature", "[template][product][nttp]", ((typename T, size_t S), T, S), (std::array, Bar), ((int, 9), (float, 42))) {
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TestType x;
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REQUIRE(x.size() > 0);
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}
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TEMPLATE_PRODUCT_TEST_CASE("Product with differing arities", "[template][product]", std::tuple, (int, (int, double), (int, double, float))) {
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REQUIRE(std::tuple_size<TestType>::value >= 1);
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}
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using MyTypes = std::tuple<int, char, float>;
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TEMPLATE_LIST_TEST_CASE("Template test case with test types specified inside std::tuple", "[template][list]", MyTypes)
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{
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REQUIRE(sizeof(TestType) > 0);
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}
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struct NonDefaultConstructibleType {
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NonDefaultConstructibleType() = delete;
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};
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using MyNonDefaultConstructibleTypes = std::tuple<NonDefaultConstructibleType, float>;
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TEMPLATE_LIST_TEST_CASE("Template test case with test types specified inside non-default-constructible std::tuple", "[template][list]", MyNonDefaultConstructibleTypes)
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{
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REQUIRE(sizeof(TestType) > 0);
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}
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struct NonCopyableAndNonMovableType {
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NonCopyableAndNonMovableType() = default;
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NonCopyableAndNonMovableType(NonCopyableAndNonMovableType const &) = delete;
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NonCopyableAndNonMovableType(NonCopyableAndNonMovableType &&) = delete;
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auto operator=(NonCopyableAndNonMovableType const &) -> NonCopyableAndNonMovableType & = delete;
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auto operator=(NonCopyableAndNonMovableType &&) -> NonCopyableAndNonMovableType & = delete;
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};
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using NonCopyableAndNonMovableTypes = std::tuple<NonCopyableAndNonMovableType, float>;
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TEMPLATE_LIST_TEST_CASE("Template test case with test types specified inside non-copyable and non-movable std::tuple", "[template][list]", NonCopyableAndNonMovableTypes)
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{
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REQUIRE(sizeof(TestType) > 0);
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}
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// https://github.com/philsquared/Catch/issues/166
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TEST_CASE("A couple of nested sections followed by a failure", "[failing][.]") {
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SECTION("Outer")
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SECTION("Inner")
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SUCCEED("that's not flying - that's failing in style");
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FAIL("to infinity and beyond");
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}
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TEST_CASE("not allowed", "[!throws]") {
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// This test case should not be included if you run with -e on the command line
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SUCCEED();
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}
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//TEST_CASE( "Is big endian" ) {
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// CHECK( Catch::Detail::Endianness::which() == Catch::Detail::Endianness::Little );
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//}
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TEST_CASE( "Tabs and newlines show in output", "[.][whitespace][failing]" ) {
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// Based on issue #242
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std::string s1 = "if ($b == 10) {\n\t\t$a\t= 20;\n}";
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std::string s2 = "if ($b == 10) {\n\t$a = 20;\n}\n";
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CHECK( s1 == s2 );
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}
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#if defined(CATCH_CONFIG_WCHAR)
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TEST_CASE( "toString on const wchar_t const pointer returns the string contents", "[toString]" ) {
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const wchar_t * const s = L"wide load";
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std::string result = ::Catch::Detail::stringify( s );
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CHECK( result == "\"wide load\"" );
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}
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TEST_CASE( "toString on const wchar_t pointer returns the string contents", "[toString]" ) {
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const wchar_t * s = L"wide load";
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std::string result = ::Catch::Detail::stringify( s );
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CHECK( result == "\"wide load\"" );
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}
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TEST_CASE( "toString on wchar_t const pointer returns the string contents", "[toString]" ) {
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auto const s = const_cast<wchar_t*>( L"wide load" );
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std::string result = ::Catch::Detail::stringify( s );
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CHECK( result == "\"wide load\"" );
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}
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TEST_CASE( "toString on wchar_t returns the string contents", "[toString]" ) {
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auto s = const_cast<wchar_t*>( L"wide load" );
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std::string result = ::Catch::Detail::stringify( s );
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CHECK( result == "\"wide load\"" );
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}
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#endif // CATCH_CONFIG_WCHAR
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TEST_CASE( "long long" ) {
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long long l = std::numeric_limits<long long>::max();
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REQUIRE( l == std::numeric_limits<long long>::max() );
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}
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TEST_CASE( "This test 'should' fail but doesn't", "[.][failing][!shouldfail]" ) {
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SUCCEED( "oops!" );
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}
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TEST_CASE( "# A test name that starts with a #" ) {
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SUCCEED( "yay" );
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}
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TEST_CASE( "#835 -- errno should not be touched by Catch", "[.][failing][!shouldfail]" ) {
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errno = 1;
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CHECK(f() == 0);
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REQUIRE(errno == 1); // Check that f() doesn't touch errno.
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}
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TEST_CASE( "#961 -- Dynamically created sections should all be reported", "[.]" ) {
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for (char i = '0'; i < '5'; ++i) {
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SECTION(std::string("Looped section ") + i) {
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SUCCEED( "Everything is OK" );
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}
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}
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}
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TEST_CASE( "#1175 - Hidden Test", "[.]" ) {
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// Just for checking that hidden test is not listed by default
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SUCCEED();
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}
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TEMPLATE_TEST_CASE_SIG("#1954 - 7 arg template test case sig compiles", "[regression][.compilation]",
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((int Tnx, int Tnu, int Tny, int Tph, int Tch, int Tineq, int Teq), Tnx, Tnu, Tny, Tph, Tch, Tineq, Teq),
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(1, 1, 1, 1, 1, 0, 0), (5, 1, 1, 1, 1, 0, 0), (5, 3, 1, 1, 1, 0, 0)) {
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SUCCEED();
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}
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}} // namespace MiscTests
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