33 lines
1.3 KiB
C++
33 lines
1.3 KiB
C++
// 010-TestCase.cpp
|
|
// And write tests in the same file:
|
|
#include <catch2/catch_test_macros.hpp>
|
|
|
|
static int Factorial( int number ) {
|
|
return number <= 1 ? number : Factorial( number - 1 ) * number; // fail
|
|
// return number <= 1 ? 1 : Factorial( number - 1 ) * number; // pass
|
|
}
|
|
|
|
TEST_CASE( "Factorial of 0 is 1 (fail)", "[single-file]" ) {
|
|
REQUIRE( Factorial(0) == 1 );
|
|
}
|
|
|
|
TEST_CASE( "Factorials of 1 and higher are computed (pass)", "[single-file]" ) {
|
|
REQUIRE( Factorial(1) == 1 );
|
|
REQUIRE( Factorial(2) == 2 );
|
|
REQUIRE( Factorial(3) == 6 );
|
|
REQUIRE( Factorial(10) == 3628800 );
|
|
}
|
|
|
|
// Compile & run:
|
|
// - g++ -std=c++14 -Wall -I$(CATCH_SINGLE_INCLUDE) -o 010-TestCase 010-TestCase.cpp && 010-TestCase --success
|
|
// - cl -EHsc -I%CATCH_SINGLE_INCLUDE% 010-TestCase.cpp && 010-TestCase --success
|
|
|
|
// Expected compact output (all assertions):
|
|
//
|
|
// prompt> 010-TestCase --reporter compact --success
|
|
// 010-TestCase.cpp:14: failed: Factorial(0) == 1 for: 0 == 1
|
|
// 010-TestCase.cpp:18: passed: Factorial(1) == 1 for: 1 == 1
|
|
// 010-TestCase.cpp:19: passed: Factorial(2) == 2 for: 2 == 2
|
|
// 010-TestCase.cpp:20: passed: Factorial(3) == 6 for: 6 == 6
|
|
// 010-TestCase.cpp:21: passed: Factorial(10) == 3628800 for: 3628800 (0x375f00) == 3628800 (0x375f00)
|
|
// Failed 1 test case, failed 1 assertion.
|