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Diffstat (limited to 'contrib/catch2/examples/100-Fix-Section.cpp')
| -rw-r--r-- | contrib/catch2/examples/100-Fix-Section.cpp | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/contrib/catch2/examples/100-Fix-Section.cpp b/contrib/catch2/examples/100-Fix-Section.cpp new file mode 100644 index 0000000..7c8d8aa --- /dev/null +++ b/contrib/catch2/examples/100-Fix-Section.cpp @@ -0,0 +1,78 @@ + +// Copyright Catch2 Authors +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE.txt or copy at +// https://www.boost.org/LICENSE_1_0.txt) + +// SPDX-License-Identifier: BSL-1.0 + +// 100-Fix-Section.cpp + +// Catch has two ways to express fixtures: +// - Sections (this file) +// - Traditional class-based fixtures + +// main() provided by linkage to Catch2WithMain + +#include <catch2/catch_test_macros.hpp> +#include <vector> + +TEST_CASE( "vectors can be sized and resized", "[vector]" ) { + + // For each section, vector v is anew: + + 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( "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 ); + } +} + +// Compile & run: +// - g++ -std=c++14 -Wall -I$(CATCH_SINGLE_INCLUDE) -o 100-Fix-Section 100-Fix-Section.cpp && 100-Fix-Section --success +// - cl -EHsc -I%CATCH_SINGLE_INCLUDE% 100-Fix-Section.cpp && 100-Fix-Section --success + +// Expected compact output (all assertions): +// +// prompt> 100-Fix-Section.exe --reporter compact --success +// 100-Fix-Section.cpp:17: passed: v.size() == 5 for: 5 == 5 +// 100-Fix-Section.cpp:18: passed: v.capacity() >= 5 for: 5 >= 5 +// 100-Fix-Section.cpp:23: passed: v.size() == 10 for: 10 == 10 +// 100-Fix-Section.cpp:24: passed: v.capacity() >= 10 for: 10 >= 10 +// 100-Fix-Section.cpp:17: passed: v.size() == 5 for: 5 == 5 +// 100-Fix-Section.cpp:18: passed: v.capacity() >= 5 for: 5 >= 5 +// 100-Fix-Section.cpp:29: passed: v.size() == 0 for: 0 == 0 +// 100-Fix-Section.cpp:30: passed: v.capacity() >= 5 for: 5 >= 5 +// 100-Fix-Section.cpp:17: passed: v.size() == 5 for: 5 == 5 +// 100-Fix-Section.cpp:18: passed: v.capacity() >= 5 for: 5 >= 5 +// 100-Fix-Section.cpp:35: passed: v.size() == 5 for: 5 == 5 +// 100-Fix-Section.cpp:36: passed: v.capacity() >= 10 for: 10 >= 10 +// 100-Fix-Section.cpp:17: passed: v.size() == 5 for: 5 == 5 +// 100-Fix-Section.cpp:18: passed: v.capacity() >= 5 for: 5 >= 5 +// 100-Fix-Section.cpp:41: passed: v.size() == 5 for: 5 == 5 +// 100-Fix-Section.cpp:42: passed: v.capacity() >= 5 for: 5 >= 5 +// Passed 1 test case with 16 assertions. |
