catch2/projects/SelfTest/MiscTests.cpp
Phil Nash 805de43a3d Use CATCH_NULL instead of NULL
- expands to nullptr if CATCH_CONFIG_CPP11_NULLPTR is defined (see #444)
2015-07-01 07:33:27 +01:00

389 lines
9.2 KiB
C++

/*
* 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"
#include <iostream>
#ifdef __clang__
#pragma clang diagnostic ignored "-Wc++98-compat-pedantic"
#endif
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)", "" )
{
}
SECTION( "e (leaf)", "" )
{
}
}
SECTION( "f (leaf)", "" )
{
}
}
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 ? CATCH_NULL : "valid string";
}
TEST_CASE( "null strings", "" )
{
REQUIRE( makeString( false ) != static_cast<char*>(CATCH_NULL));
REQUIRE( makeString( true ) == static_cast<char*>(CATCH_NULL));
}
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>" )
{
// No test
}
SECTION( "encoded chars", "these should all be encoded: &&&\"\"\"<<<&\"<<&\"" )
{
// No test
}
}
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 const char* testStringForMatching()
{
return "this string contains 'abc' as a substring";
}
TEST_CASE("String matchers", "[matchers]" )
{
REQUIRE_THAT( testStringForMatching(), Contains( "string" ) );
CHECK_THAT( testStringForMatching(), Contains( "abc" ) );
CHECK_THAT( testStringForMatching(), StartsWith( "this" ) );
CHECK_THAT( testStringForMatching(), EndsWith( "substring" ) );
}
TEST_CASE("Contains string matcher", "[.][failing][matchers]")
{
CHECK_THAT( testStringForMatching(), Contains( "not there" ) );
}
TEST_CASE("StartsWith string matcher", "[.][failing][matchers]")
{
CHECK_THAT( testStringForMatching(), StartsWith( "string" ) );
}
TEST_CASE("EndsWith string matcher", "[.][failing][matchers]")
{
CHECK_THAT( testStringForMatching(), EndsWith( "this" ) );
}
TEST_CASE("Equals string matcher", "[.][failing][matchers]")
{
CHECK_THAT( testStringForMatching(), Equals( "something else" ) );
}
TEST_CASE("Equals string matcher, with NULL", "[matchers]")
{
REQUIRE_THAT("", Equals(CATCH_NULL));
}
TEST_CASE("AllOf matcher", "[matchers]")
{
CHECK_THAT( testStringForMatching(), AllOf( Catch::Contains( "string" ), Catch::Contains( "abc" ) ) );
}
TEST_CASE("AnyOf matcher", "[matchers]")
{
CHECK_THAT( testStringForMatching(), AnyOf( Catch::Contains( "string" ), Catch::Contains( "not there" ) ) );
CHECK_THAT( testStringForMatching(), AnyOf( Catch::Contains( "not there" ), Catch::Contains( "string" ) ) );
}
TEST_CASE("Equals", "[matchers]")
{
CHECK_THAT( testStringForMatching(), Equals( "this string contains 'abc' as a substring" ) );
}
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\"" );
}
//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 );
//}