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42 lines
1.4 KiB
C++
42 lines
1.4 KiB
C++
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// Copyright Catch2 Authors
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE.txt or copy at
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// https://www.boost.org/LICENSE_1_0.txt)
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// SPDX-License-Identifier: BSL-1.0
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// 020-TestCase-2.cpp
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// main() provided by Catch in file 020-TestCase-1.cpp.
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#include <catch2/catch_test_macros.hpp>
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static int Factorial( int number ) {
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return number <= 1 ? number : Factorial( number - 1 ) * number; // fail
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// return number <= 1 ? 1 : Factorial( number - 1 ) * number; // pass
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}
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TEST_CASE( "2: Factorial of 0 is 1 (fail)", "[multi-file:2]" ) {
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REQUIRE( Factorial(0) == 1 );
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}
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TEST_CASE( "2: Factorials of 1 and higher are computed (pass)", "[multi-file:2]" ) {
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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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// Compile: see 020-TestCase-1.cpp
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// Expected compact output (all assertions):
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//
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// prompt> 020-TestCase --reporter compact --success
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// 020-TestCase-2.cpp:13: failed: Factorial(0) == 1 for: 0 == 1
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// 020-TestCase-2.cpp:17: passed: Factorial(1) == 1 for: 1 == 1
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// 020-TestCase-2.cpp:18: passed: Factorial(2) == 2 for: 2 == 2
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// 020-TestCase-2.cpp:19: passed: Factorial(3) == 6 for: 6 == 6
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// 020-TestCase-2.cpp:20: passed: Factorial(10) == 3628800 for: 3628800 (0x375f00) == 3628800 (0x375f00)
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// Failed 1 test case, failed 1 assertion.
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