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This was an old "include all" header, that we no longer want to be usable, to make the include differences in new versions explicit. We will introduce new "include all" headers later, in the form of `catch_all.hpp`, `catch_matchers_all.hpp` and so on...
74 lines
3.0 KiB
C++
74 lines
3.0 KiB
C++
// 120-Bdd-ScenarioGivenWhenThen.cpp
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// main() provided in 000-CatchMain.cpp
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#include <catch2/catch_test_macros.hpp>
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SCENARIO( "vectors can be sized and resized", "[vector]" ) {
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GIVEN( "A vector with some items" ) {
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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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WHEN( "the size is increased" ) {
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v.resize( 10 );
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THEN( "the size and capacity change" ) {
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REQUIRE( v.size() == 10 );
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REQUIRE( v.capacity() >= 10 );
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}
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}
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WHEN( "the size is reduced" ) {
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v.resize( 0 );
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THEN( "the size changes but not capacity" ) {
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REQUIRE( v.size() == 0 );
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REQUIRE( v.capacity() >= 5 );
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}
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}
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WHEN( "more capacity is reserved" ) {
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v.reserve( 10 );
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THEN( "the capacity changes but not the size" ) {
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REQUIRE( v.size() == 5 );
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REQUIRE( v.capacity() >= 10 );
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}
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}
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WHEN( "less capacity is reserved" ) {
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v.reserve( 0 );
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THEN( "neither size nor capacity are changed" ) {
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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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}
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}
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// Compile & run:
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// - g++ -std=c++11 -Wall -I$(CATCH_SINGLE_INCLUDE) -o 120-Bdd-ScenarioGivenWhenThen 120-Bdd-ScenarioGivenWhenThen.cpp 000-CatchMain.o && 120-Bdd-ScenarioGivenWhenThen --success
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// - cl -EHsc -I%CATCH_SINGLE_INCLUDE% 120-Bdd-ScenarioGivenWhenThen.cpp 000-CatchMain.obj && 120-Bdd-ScenarioGivenWhenThen --success
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// Expected compact output (all assertions):
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//
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// prompt> 120-Bdd-ScenarioGivenWhenThen.exe --reporter compact --success
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// 120-Bdd-ScenarioGivenWhenThen.cpp:12: passed: v.size() == 5 for: 5 == 5
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// 120-Bdd-ScenarioGivenWhenThen.cpp:13: passed: v.capacity() >= 5 for: 5 >= 5
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// 120-Bdd-ScenarioGivenWhenThen.cpp:19: passed: v.size() == 10 for: 10 == 10
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// 120-Bdd-ScenarioGivenWhenThen.cpp:20: passed: v.capacity() >= 10 for: 10 >= 10
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// 120-Bdd-ScenarioGivenWhenThen.cpp:12: passed: v.size() == 5 for: 5 == 5
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// 120-Bdd-ScenarioGivenWhenThen.cpp:13: passed: v.capacity() >= 5 for: 5 >= 5
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// 120-Bdd-ScenarioGivenWhenThen.cpp:27: passed: v.size() == 0 for: 0 == 0
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// 120-Bdd-ScenarioGivenWhenThen.cpp:28: passed: v.capacity() >= 5 for: 5 >= 5
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// 120-Bdd-ScenarioGivenWhenThen.cpp:12: passed: v.size() == 5 for: 5 == 5
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// 120-Bdd-ScenarioGivenWhenThen.cpp:13: passed: v.capacity() >= 5 for: 5 >= 5
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// 120-Bdd-ScenarioGivenWhenThen.cpp:35: passed: v.size() == 5 for: 5 == 5
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// 120-Bdd-ScenarioGivenWhenThen.cpp:36: passed: v.capacity() >= 10 for: 10 >= 10
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// 120-Bdd-ScenarioGivenWhenThen.cpp:12: passed: v.size() == 5 for: 5 == 5
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// 120-Bdd-ScenarioGivenWhenThen.cpp:13: passed: v.capacity() >= 5 for: 5 >= 5
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// 120-Bdd-ScenarioGivenWhenThen.cpp:43: passed: v.size() == 5 for: 5 == 5
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// 120-Bdd-ScenarioGivenWhenThen.cpp:44: passed: v.capacity() >= 5 for: 5 >= 5
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// Passed 1 test case with 16 assertions.
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