forked from catchorg/Catch2
385 lines
14 KiB
C++
385 lines
14 KiB
C++
/*
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* Created by Phil on 22/10/2010.
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* Copyright 2010 Two Blue Cubes Ltd
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*
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* Distributed under the Boost Software License, Version 1.0. (See accompanying
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* file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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*/
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#define CATCH_CONFIG_MAIN
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#include "catch.hpp"
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#ifdef __clang__
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#pragma clang diagnostic ignored "-Wpadded"
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#pragma clang diagnostic ignored "-Wweak-vtables"
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#endif
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template<size_t size>
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void parseIntoConfig( const char * (&argv)[size], Catch::ConfigData& config ) {
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Catch::Clara::CommandLine<Catch::ConfigData> parser = Catch::makeCommandLineParser();
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parser.parseInto( size, argv, config );
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}
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template<size_t size>
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std::string parseIntoConfigAndReturnError( const char * (&argv)[size], Catch::ConfigData& config ) {
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try {
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parseIntoConfig( argv, config );
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FAIL( "expected exception" );
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}
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catch( std::exception& ex ) {
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return ex.what();
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}
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return "";
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}
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inline Catch::TestCase fakeTestCase( const char* name, const char* desc = "" ){ return Catch::makeTestCase( NULL, "", name, desc, CATCH_INTERNAL_LINEINFO ); }
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TEST_CASE( "Process can be configured on command line", "[config][command-line]" ) {
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Catch::ConfigData config;
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SECTION( "default - no arguments", "" ) {
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const char* argv[] = { "test" };
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CHECK_NOTHROW( parseIntoConfig( argv, config ) );
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CHECK( config.shouldDebugBreak == false );
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CHECK( config.abortAfter == -1 );
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CHECK( config.noThrow == false );
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CHECK( config.reporterName.empty() );
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}
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SECTION( "test lists", "" ) {
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SECTION( "1 test", "Specify one test case using" ) {
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const char* argv[] = { "test", "test1" };
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CHECK_NOTHROW( parseIntoConfig( argv, config ) );
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Catch::Config cfg( config );
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REQUIRE( cfg.testSpec().matches( fakeTestCase( "notIncluded" ) ) == false );
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REQUIRE( cfg.testSpec().matches( fakeTestCase( "test1" ) ) );
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}
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SECTION( "Specify one test case exclusion using exclude:", "" ) {
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const char* argv[] = { "test", "exclude:test1" };
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CHECK_NOTHROW( parseIntoConfig( argv, config ) );
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Catch::Config cfg( config );
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REQUIRE( cfg.testSpec().matches( fakeTestCase( "test1" ) ) == false );
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REQUIRE( cfg.testSpec().matches( fakeTestCase( "alwaysIncluded" ) ) );
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}
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SECTION( "Specify one test case exclusion using ~", "" ) {
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const char* argv[] = { "test", "~test1" };
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CHECK_NOTHROW( parseIntoConfig( argv, config ) );
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Catch::Config cfg( config );
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REQUIRE( cfg.testSpec().matches( fakeTestCase( "test1" ) ) == false );
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REQUIRE( cfg.testSpec().matches( fakeTestCase( "alwaysIncluded" ) ) );
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}
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}
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SECTION( "reporter", "" ) {
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SECTION( "-r/console", "" ) {
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const char* argv[] = { "test", "-r", "console" };
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CHECK_NOTHROW( parseIntoConfig( argv, config ) );
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REQUIRE( config.reporterName == "console" );
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}
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SECTION( "-r/xml", "" ) {
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const char* argv[] = { "test", "-r", "xml" };
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CHECK_NOTHROW( parseIntoConfig( argv, config ) );
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REQUIRE( config.reporterName == "xml" );
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}
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SECTION( "--reporter/junit", "" ) {
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const char* argv[] = { "test", "--reporter", "junit" };
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CHECK_NOTHROW( parseIntoConfig( argv, config ) );
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REQUIRE( config.reporterName == "junit" );
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}
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}
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SECTION( "debugger", "" ) {
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SECTION( "-b", "" ) {
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const char* argv[] = { "test", "-b" };
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CHECK_NOTHROW( parseIntoConfig( argv, config ) );
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REQUIRE( config.shouldDebugBreak == true );
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}
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SECTION( "--break", "" ) {
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const char* argv[] = { "test", "--break" };
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CHECK_NOTHROW( parseIntoConfig( argv, config ) );
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REQUIRE( config.shouldDebugBreak );
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}
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}
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SECTION( "abort", "" ) {
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SECTION( "-a aborts after first failure", "" ) {
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const char* argv[] = { "test", "-a" };
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CHECK_NOTHROW( parseIntoConfig( argv, config ) );
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REQUIRE( config.abortAfter == 1 );
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}
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SECTION( "-x 2 aborts after two failures", "" ) {
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const char* argv[] = { "test", "-x", "2" };
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CHECK_NOTHROW( parseIntoConfig( argv, config ) );
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REQUIRE( config.abortAfter == 2 );
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}
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SECTION( "-x must be greater than zero", "" ) {
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const char* argv[] = { "test", "-x", "0" };
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REQUIRE_THAT( parseIntoConfigAndReturnError( argv, config ), Contains( "greater than zero" ) );
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}
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SECTION( "-x must be numeric", "" ) {
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const char* argv[] = { "test", "-x", "oops" };
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REQUIRE_THAT( parseIntoConfigAndReturnError( argv, config ), Contains( "-x" ) );
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}
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}
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SECTION( "nothrow", "" ) {
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SECTION( "-e", "" ) {
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const char* argv[] = { "test", "-e" };
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CHECK_NOTHROW( parseIntoConfig( argv, config ) );
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REQUIRE( config.noThrow == true );
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}
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SECTION( "--nothrow", "" ) {
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const char* argv[] = { "test", "--nothrow" };
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CHECK_NOTHROW( parseIntoConfig( argv, config ) );
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REQUIRE( config.noThrow == true );
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}
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}
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SECTION( "output filename", "" ) {
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SECTION( "-o filename", "" ) {
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const char* argv[] = { "test", "-o", "filename.ext" };
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CHECK_NOTHROW( parseIntoConfig( argv, config ) );
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REQUIRE( config.outputFilename == "filename.ext" );
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}
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SECTION( "--out", "" ) {
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const char* argv[] = { "test", "--out", "filename.ext" };
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CHECK_NOTHROW( parseIntoConfig( argv, config ) );
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REQUIRE( config.outputFilename == "filename.ext" );
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}
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}
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SECTION( "combinations", "" ) {
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SECTION( "Single character flags can be combined", "" ) {
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const char* argv[] = { "test", "-abe" };
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CHECK_NOTHROW( parseIntoConfig( argv, config ) );
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CHECK( config.abortAfter == 1 );
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CHECK( config.shouldDebugBreak );
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CHECK( config.noThrow == true );
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}
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}
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}
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TEST_CASE( "Long strings can be wrapped", "[wrap]" ) {
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using namespace Catch;
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SECTION( "plain string", "" ) {
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// guide: 123456789012345678
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std::string testString = "one two three four";
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SECTION( "No wrapping", "" ) {
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CHECK( Text( testString, TextAttributes().setWidth( 80 ) ).toString() == testString );
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CHECK( Text( testString, TextAttributes().setWidth( 18 ) ).toString() == testString );
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}
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SECTION( "Wrapped once", "" ) {
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CHECK( Text( testString, TextAttributes().setWidth( 17 ) ).toString() == "one two three\nfour" );
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CHECK( Text( testString, TextAttributes().setWidth( 16 ) ).toString() == "one two three\nfour" );
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CHECK( Text( testString, TextAttributes().setWidth( 14 ) ).toString() == "one two three\nfour" );
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CHECK( Text( testString, TextAttributes().setWidth( 13 ) ).toString() == "one two three\nfour" );
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CHECK( Text( testString, TextAttributes().setWidth( 12 ) ).toString() == "one two\nthree four" );
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}
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SECTION( "Wrapped twice", "" ) {
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CHECK( Text( testString, TextAttributes().setWidth( 9 ) ).toString() == "one two\nthree\nfour" );
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CHECK( Text( testString, TextAttributes().setWidth( 8 ) ).toString() == "one two\nthree\nfour" );
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CHECK( Text( testString, TextAttributes().setWidth( 7 ) ).toString() == "one two\nthree\nfour" );
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}
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SECTION( "Wrapped three times", "" ) {
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CHECK( Text( testString, TextAttributes().setWidth( 6 ) ).toString() == "one\ntwo\nthree\nfour" );
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CHECK( Text( testString, TextAttributes().setWidth( 5 ) ).toString() == "one\ntwo\nthree\nfour" );
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}
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SECTION( "Short wrap", "" ) {
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CHECK( Text( "abcdef", TextAttributes().setWidth( 4 ) ).toString() == "abc-\ndef" );
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CHECK( Text( "abcdefg", TextAttributes().setWidth( 4 ) ).toString() == "abc-\ndefg" );
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CHECK( Text( "abcdefgh", TextAttributes().setWidth( 4 ) ).toString() == "abc-\ndef-\ngh" );
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CHECK( Text( testString, TextAttributes().setWidth( 4 ) ).toString() == "one\ntwo\nthr-\nee\nfour" );
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CHECK( Text( testString, TextAttributes().setWidth( 3 ) ).toString() == "one\ntwo\nth-\nree\nfo-\nur" );
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}
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SECTION( "As container", "" ) {
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Text text( testString, TextAttributes().setWidth( 6 ) );
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REQUIRE( text.size() == 4 );
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CHECK( text[0] == "one" );
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CHECK( text[1] == "two" );
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CHECK( text[2] == "three" );
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CHECK( text[3] == "four" );
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}
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SECTION( "Indent first line differently", "" ) {
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Text text( testString, TextAttributes()
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.setWidth( 10 )
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.setIndent( 4 )
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.setInitialIndent( 1 ) );
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CHECK( text.toString() == " one two\n three\n four" );
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}
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}
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SECTION( "With newlines", "" ) {
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// guide: 1234567890123456789
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std::string testString = "one two\nthree four";
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SECTION( "No wrapping" , "" ) {
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CHECK( Text( testString, TextAttributes().setWidth( 80 ) ).toString() == testString );
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CHECK( Text( testString, TextAttributes().setWidth( 18 ) ).toString() == testString );
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CHECK( Text( testString, TextAttributes().setWidth( 10 ) ).toString() == testString );
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}
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SECTION( "Trailing newline" , "" ) {
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CHECK( Text( "abcdef\n", TextAttributes().setWidth( 10 ) ).toString() == "abcdef\n" );
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CHECK( Text( "abcdef", TextAttributes().setWidth( 6 ) ).toString() == "abcdef" );
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CHECK( Text( "abcdef\n", TextAttributes().setWidth( 6 ) ).toString() == "abcdef\n" );
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}
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SECTION( "Wrapped once", "" ) {
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CHECK( Text( testString, TextAttributes().setWidth( 9 ) ).toString() == "one two\nthree\nfour" );
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CHECK( Text( testString, TextAttributes().setWidth( 8 ) ).toString() == "one two\nthree\nfour" );
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CHECK( Text( testString, TextAttributes().setWidth( 7 ) ).toString() == "one two\nthree\nfour" );
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}
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SECTION( "Wrapped twice", "" ) {
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CHECK( Text( testString, TextAttributes().setWidth( 6 ) ).toString() == "one\ntwo\nthree\nfour" );
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}
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}
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SECTION( "With tabs", "" ) {
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// guide: 1234567890123456789
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std::string testString = "one two \tthree four five six";
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CHECK( Text( testString, TextAttributes().setWidth( 15 ) ).toString()
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== "one two three\n four\n five\n six" );
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}
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}
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using namespace Catch;
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class ColourString {
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public:
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struct ColourIndex {
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ColourIndex( Colour::Code _colour, std::size_t _fromIndex, std::size_t _toIndex )
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: colour( _colour ),
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fromIndex( _fromIndex ),
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toIndex( _toIndex )
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{}
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Colour::Code colour;
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std::size_t fromIndex;
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std::size_t toIndex;
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};
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ColourString( std::string const& _string )
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: string( _string )
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{}
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ColourString( std::string const& _string, std::vector<ColourIndex> const& _colours )
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: string( _string ), colours( _colours )
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{}
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ColourString& addColour( Colour::Code colour, int _index ) {
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colours.push_back( ColourIndex( colour,
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resolveRelativeIndex( _index ),
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resolveRelativeIndex( _index )+1 ) );
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return *this;
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}
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ColourString& addColour( Colour::Code colour, int _fromIndex, int _toIndex ) {
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colours.push_back( ColourIndex( colour,
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resolveRelativeIndex(_fromIndex),
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resolveLastRelativeIndex( _toIndex ) ) );
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return *this;
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}
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void writeToStream( std::ostream& _stream ) const {
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std::size_t last = 0;
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for( std::size_t i = 0; i < colours.size(); ++i ) {
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ColourIndex const& index = colours[i];
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if( index.fromIndex > last )
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_stream << string.substr( last, index.fromIndex-last );
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{
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Colour colourGuard( index.colour );
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_stream << string.substr( index.fromIndex, index.toIndex-index.fromIndex );
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}
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last = index.toIndex;
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}
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if( last < string.size() )
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_stream << string.substr( last );
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}
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friend std::ostream& operator << ( std::ostream& _stream, ColourString const& _colourString ) {
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_colourString.writeToStream( _stream );
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return _stream;
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}
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private:
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std::size_t resolveLastRelativeIndex( int _index ) {
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std::size_t index = resolveRelativeIndex( _index );
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return index == 0 ? string.size() : index;
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}
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std::size_t resolveRelativeIndex( int _index ) {
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return static_cast<std::size_t>( _index >= 0
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? _index
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: static_cast<int>( string.size() )+_index );
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}
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std::string string;
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std::vector<ColourIndex> colours;
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};
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// !TBD: This will be folded into Text class
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TEST_CASE( "Strings can be rendered with colour", "[colour][.]" ) {
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{
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ColourString cs( "hello" );
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cs .addColour( Colour::Red, 0 )
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.addColour( Colour::Green, -1 );
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std::cout << cs << std::endl;
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}
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{
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ColourString cs( "hello" );
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cs .addColour( Colour::Blue, 1, -2 );
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std::cout << cs << std::endl;
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}
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}
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TEST_CASE( "Text can be formatted using the Text class", "" ) {
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CHECK( Text( "hi there" ).toString() == "hi there" );
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TextAttributes narrow;
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narrow.setWidth( 6 );
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CHECK( Text( "hi there", narrow ).toString() == "hi\nthere" );
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}
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TEST_CASE( "Long text is truncted", "[Text][Truncated]" ) {
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std::string longLine( 90, '*' );
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std::ostringstream oss;
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for(int i = 0; i < 600; ++i )
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oss << longLine << longLine << "\n";
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Text t( oss.str() );
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CHECK_THAT( t.toString(), EndsWith( "... message truncated due to excessive size" ) );
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}
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