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Exception message assertions now work with matchers

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This commit is contained in:
Phil Nash 2015-07-15 23:02:25 +01:00
parent 8342ae8dfb
commit 72868920bb
13 changed files with 116 additions and 92 deletions
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8
include/catch.hpp
View File

@ -72,7 +72,7 @@
#define CATCH_REQUIRE_THROWS( expr ) INTERNAL_CATCH_THROWS( expr, Catch::ResultDisposition::Normal, "", "CATCH_REQUIRE_THROWS" )
#define CATCH_REQUIRE_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( expr, exceptionType, Catch::ResultDisposition::Normal, "CATCH_REQUIRE_THROWS_AS" )
#define CATCH_REQUIRE_THROWS_WITH( expr, expectedMessage ) INTERNAL_CATCH_THROWS( expr, Catch::ResultDisposition::Normal, expectedMessage, "CATCH_REQUIRE_THROWS_WITH" )
#define CATCH_REQUIRE_THROWS_WITH( expr, matcher ) INTERNAL_CATCH_THROWS( expr, Catch::ResultDisposition::Normal, matcher, "CATCH_REQUIRE_THROWS_WITH" )
#define CATCH_REQUIRE_NOTHROW( expr ) INTERNAL_CATCH_NO_THROW( expr, Catch::ResultDisposition::Normal, "CATCH_REQUIRE_NOTHROW" )
#define CATCH_CHECK( expr ) INTERNAL_CATCH_TEST( expr, Catch::ResultDisposition::ContinueOnFailure, "CATCH_CHECK" )
@ -83,7 +83,7 @@
#define CATCH_CHECK_THROWS( expr ) INTERNAL_CATCH_THROWS( expr, Catch::ResultDisposition::ContinueOnFailure, "CATCH_CHECK_THROWS" )
#define CATCH_CHECK_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( expr, exceptionType, Catch::ResultDisposition::ContinueOnFailure, "CATCH_CHECK_THROWS_AS" )
#define CATCH_CHECK_THROWS_WITH( expr, expectedMessage ) INTERNAL_CATCH_THROWS( expr, Catch::ResultDisposition::ContinueOnFailure, expectedMessage, "CATCH_CHECK_THROWS_WITH" )
#define CATCH_CHECK_THROWS_WITH( expr, matcher ) INTERNAL_CATCH_THROWS( expr, Catch::ResultDisposition::ContinueOnFailure, matcher, "CATCH_CHECK_THROWS_WITH" )
#define CATCH_CHECK_NOTHROW( expr ) INTERNAL_CATCH_NO_THROW( expr, Catch::ResultDisposition::ContinueOnFailure, "CATCH_CHECK_NOTHROW" )
#define CHECK_THAT( arg, matcher ) INTERNAL_CHECK_THAT( arg, matcher, Catch::ResultDisposition::ContinueOnFailure, "CATCH_CHECK_THAT" )
@ -139,7 +139,7 @@
#define REQUIRE_THROWS( expr ) INTERNAL_CATCH_THROWS( expr, Catch::ResultDisposition::Normal, "", "REQUIRE_THROWS" )
#define REQUIRE_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( expr, exceptionType, Catch::ResultDisposition::Normal, "REQUIRE_THROWS_AS" )
#define REQUIRE_THROWS_WITH( expr, expectedMessage ) INTERNAL_CATCH_THROWS( expr, Catch::ResultDisposition::Normal, expectedMessage, "REQUIRE_THROWS_WITH" )
#define REQUIRE_THROWS_WITH( expr, matcher ) INTERNAL_CATCH_THROWS( expr, Catch::ResultDisposition::Normal, matcher, "REQUIRE_THROWS_WITH" )
#define REQUIRE_NOTHROW( expr ) INTERNAL_CATCH_NO_THROW( expr, Catch::ResultDisposition::Normal, "REQUIRE_NOTHROW" )
#define CHECK( expr ) INTERNAL_CATCH_TEST( expr, Catch::ResultDisposition::ContinueOnFailure, "CHECK" )
@ -150,7 +150,7 @@
#define CHECK_THROWS( expr ) INTERNAL_CATCH_THROWS( expr, Catch::ResultDisposition::ContinueOnFailure, "", "CHECK_THROWS" )
#define CHECK_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( expr, exceptionType, Catch::ResultDisposition::ContinueOnFailure, "CHECK_THROWS_AS" )
#define CHECK_THROWS_WITH( expr, expectedMessage ) INTERNAL_CATCH_THROWS( expr, Catch::ResultDisposition::ContinueOnFailure, expectedMessage, "CHECK_THROWS_WITH" )
#define CHECK_THROWS_WITH( expr, matcher ) INTERNAL_CATCH_THROWS( expr, Catch::ResultDisposition::ContinueOnFailure, matcher, "CHECK_THROWS_WITH" )
#define CHECK_NOTHROW( expr ) INTERNAL_CATCH_NO_THROW( expr, Catch::ResultDisposition::ContinueOnFailure, "CHECK_NOTHROW" )
#define CHECK_THAT( arg, matcher ) INTERNAL_CHECK_THAT( arg, matcher, Catch::ResultDisposition::ContinueOnFailure, "CHECK_THAT" )

6
include/internal/catch_capture.hpp
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@ -66,16 +66,16 @@
} while( Catch::alwaysFalse() )
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_THROWS( expr, resultDisposition, expectedMessage, macroName ) \
#define INTERNAL_CATCH_THROWS( expr, resultDisposition, matcher, macroName ) \
do { \
Catch::ResultBuilder __catchResult( macroName, CATCH_INTERNAL_LINEINFO, #expr, resultDisposition, expectedMessage ); \
Catch::ResultBuilder __catchResult( macroName, CATCH_INTERNAL_LINEINFO, #expr, resultDisposition, #matcher ); \
if( __catchResult.allowThrows() ) \
try { \
expr; \
__catchResult.captureResult( Catch::ResultWas::DidntThrowException ); \
} \
catch( ... ) { \
__catchResult.captureExpectedException( expectedMessage ); \
__catchResult.captureExpectedException( matcher ); \
} \
else \
__catchResult.captureResult( Catch::ResultWas::Ok ); \

5
include/internal/catch_common.h
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@ -25,6 +25,11 @@ namespace Catch {
struct IConfig;
struct CaseSensitive { enum Choice {
Yes,
No
}; };
class NonCopyable {
#ifdef CATCH_CONFIG_CPP11_GENERATED_METHODS
NonCopyable( NonCopyable const& ) = delete;

84
include/internal/catch_matchers.hpp
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@ -108,68 +108,96 @@ namespace Matchers {
inline std::string makeString( std::string const& str ) { return str; }
inline std::string makeString( const char* str ) { return str ? std::string( str ) : std::string(); }
struct CasedString
{
CasedString( std::string const& str, CaseSensitive::Choice caseSensitivity )
: m_caseSensitivity( caseSensitivity ),
m_str( adjustString( str ) )
{}
std::string adjustString( std::string const& str ) const {
return m_caseSensitivity == CaseSensitive::No
? toLower( str )
: str;
}
std::string toStringSuffix() const
{
return m_caseSensitivity == CaseSensitive::No
? " (case insensitive)"
: "";
}
CaseSensitive::Choice m_caseSensitivity;
std::string m_str;
};
struct Equals : MatcherImpl<Equals, std::string> {
Equals( std::string const& str ) : m_str( str ){}
Equals( Equals const& other ) : m_str( other.m_str ){}
Equals( std::string const& str, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes )
: m_data( str, caseSensitivity )
{}
Equals( Equals const& other ) : m_data( other.m_data ){}
virtual ~Equals();
virtual bool match( std::string const& expr ) const {
return m_str == expr;
return m_data.m_str == m_data.adjustString( expr );;
}
virtual std::string toString() const {
return "equals: \"" + m_str + "\"";
return "equals: \"" + m_data.m_str + "\"" + m_data.toStringSuffix();
}
std::string m_str;
CasedString m_data;
};
struct Contains : MatcherImpl<Contains, std::string> {
Contains( std::string const& substr ) : m_substr( substr ){}
Contains( Contains const& other ) : m_substr( other.m_substr ){}
Contains( std::string const& substr, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes )
: m_data( substr, caseSensitivity ){}
Contains( Contains const& other ) : m_data( other.m_data ){}
virtual ~Contains();
virtual bool match( std::string const& expr ) const {
return expr.find( m_substr ) != std::string::npos;
return m_data.adjustString( expr ).find( m_data.m_str ) != std::string::npos;
}
virtual std::string toString() const {
return "contains: \"" + m_substr + "\"";
return "contains: \"" + m_data.m_str + "\"" + m_data.toStringSuffix();
}
std::string m_substr;
CasedString m_data;
};
struct StartsWith : MatcherImpl<StartsWith, std::string> {
StartsWith( std::string const& substr ) : m_substr( substr ){}
StartsWith( StartsWith const& other ) : m_substr( other.m_substr ){}
StartsWith( std::string const& substr, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes )
: m_data( substr, caseSensitivity ){}
StartsWith( StartsWith const& other ) : m_data( other.m_data ){}
virtual ~StartsWith();
virtual bool match( std::string const& expr ) const {
return expr.find( m_substr ) == 0;
return m_data.adjustString( expr ).find( m_data.m_str ) == 0;
}
virtual std::string toString() const {
return "starts with: \"" + m_substr + "\"";
return "starts with: \"" + m_data.m_str + "\"" + m_data.toStringSuffix();
}
std::string m_substr;
CasedString m_data;
};
struct EndsWith : MatcherImpl<EndsWith, std::string> {
EndsWith( std::string const& substr ) : m_substr( substr ){}
EndsWith( EndsWith const& other ) : m_substr( other.m_substr ){}
EndsWith( std::string const& substr, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes )
: m_data( substr, caseSensitivity ){}
EndsWith( EndsWith const& other ) : m_data( other.m_data ){}
virtual ~EndsWith();
virtual bool match( std::string const& expr ) const {
return expr.find( m_substr ) == expr.size() - m_substr.size();
return m_data.adjustString( expr ).find( m_data.m_str ) == expr.size() - m_data.m_str.size();
}
virtual std::string toString() const {
return "ends with: \"" + m_substr + "\"";
return "ends with: \"" + m_data.m_str + "\"" + m_data.toStringSuffix();
}
std::string m_substr;
CasedString m_data;
};
} // namespace StdString
} // namespace Impl
@ -199,17 +227,17 @@ namespace Matchers {
return Impl::Generic::AnyOf<ExpressionT>().add( m1 ).add( m2 ).add( m3 );
}
inline Impl::StdString::Equals Equals( std::string const& str ) {
return Impl::StdString::Equals( str );
inline Impl::StdString::Equals Equals( std::string const& str, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes ) {
return Impl::StdString::Equals( str, caseSensitivity );
}
inline Impl::StdString::Equals Equals( const char* str ) {
return Impl::StdString::Equals( Impl::StdString::makeString( str ) );
inline Impl::StdString::Equals Equals( const char* str, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes ) {
return Impl::StdString::Equals( Impl::StdString::makeString( str ), caseSensitivity );
}
inline Impl::StdString::Contains Contains( std::string const& substr ) {
return Impl::StdString::Contains( substr );
inline Impl::StdString::Contains Contains( std::string const& substr, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes ) {
return Impl::StdString::Contains( substr, caseSensitivity );
}
inline Impl::StdString::Contains Contains( const char* substr ) {
return Impl::StdString::Contains( Impl::StdString::makeString( substr ) );
inline Impl::StdString::Contains Contains( const char* substr, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes ) {
return Impl::StdString::Contains( Impl::StdString::makeString( substr ), caseSensitivity );
}
inline Impl::StdString::StartsWith StartsWith( std::string const& substr ) {
return Impl::StdString::StartsWith( substr );

2
include/internal/catch_result_builder.h
View File

@ -11,6 +11,7 @@
#include "catch_result_type.h"
#include "catch_assertionresult.h"
#include "catch_common.h"
#include "catch_matchers.hpp"
namespace Catch {
@ -69,6 +70,7 @@ namespace Catch {
void captureResult( ResultWas::OfType resultType );
void captureExpression();
void captureExpectedException( std::string const& expectedMessage );
void captureExpectedException( Matchers::Impl::Matcher<std::string> const& matcher );
void handleResult( AssertionResult const& result );
void react();
bool shouldDebugBreak() const;

18
include/internal/catch_result_builder.hpp
View File

@ -19,9 +19,9 @@
namespace Catch {
std::string capturedExpressionWithSecondArgument( std::string const& capturedExpression, std::string const& secondArg ) {
return secondArg.empty()
return secondArg.empty() || secondArg == "\"\""
? capturedExpression
: capturedExpression + ", \"" + secondArg + "\"";
: capturedExpression + ", " + secondArg;
}
ResultBuilder::ResultBuilder( char const* macroName,
SourceLineInfo const& lineInfo,
@ -69,21 +69,25 @@ namespace Catch {
setResultType( resultType );
captureExpression();
}
void ResultBuilder::captureExpectedException( std::string const& expectedMessage ) {
if( expectedMessage.empty() )
captureExpectedException( Matchers::Impl::Generic::AllOf<std::string>() );
else
captureExpectedException( Matchers::Equals( expectedMessage ) );
}
void ResultBuilder::captureExpectedException( Matchers::Impl::Matcher<std::string> const& matcher ) {
assert( m_exprComponents.testFalse == false );
AssertionResultData data = m_data;
data.resultType = ResultWas::Ok;
data.reconstructedExpression = m_assertionInfo.capturedExpression;
if( expectedMessage != "" ) {
std::string actualMessage = Catch::translateActiveException();
WildcardPattern pattern( expectedMessage, WildcardPattern::CaseInsensitive );
if( !pattern.matches( actualMessage ) ) {
if( !matcher.match( actualMessage ) ) {
data.resultType = ResultWas::ExpressionFailed;
data.reconstructedExpression = actualMessage;
}
}
AssertionResult result( m_assertionInfo, data );
handleResult( result );
}

2
include/internal/catch_test_spec.hpp
View File

@ -29,7 +29,7 @@ namespace Catch {
class NamePattern : public Pattern {
public:
NamePattern( std::string const& name )
: m_wildcardPattern( toLower( name ), WildcardPattern::CaseInsensitive )
: m_wildcardPattern( toLower( name ), CaseSensitive::No )
{}
virtual ~NamePattern();
virtual bool matches( TestCaseInfo const& testCase ) const {

10
include/internal/catch_wildcard_pattern.hpp
View File

@ -22,11 +22,7 @@ namespace Catch
public:
enum CaseSensitivity {
CaseSensitive,
CaseInsensitive
};
WildcardPattern( std::string const& pattern, CaseSensitivity caseSensitivity )
WildcardPattern( std::string const& pattern, CaseSensitive::Choice caseSensitivity )
: m_caseSensitivity( caseSensitivity ),
m_wildcard( NoWildcard ),
m_pattern( adjustCase( pattern ) )
@ -64,9 +60,9 @@ namespace Catch
}
private:
std::string adjustCase( std::string const& str ) const {
return m_caseSensitivity == CaseInsensitive ? toLower( str ) : str;
return m_caseSensitivity == CaseSensitive::No ? toLower( str ) : str;
}
CaseSensitivity m_caseSensitivity;
CaseSensitive::Choice m_caseSensitivity;
WildcardPosition m_wildcard;
std::string m_pattern;
};

2
projects/SelfTest/Baselines/console.std.approved.txt
View File

@ -798,5 +798,5 @@ with expansion:
===============================================================================
test cases: 157 | 117 passed | 39 failed | 1 failed as expected
assertions: 774 | 681 passed | 80 failed | 13 failed as expected
assertions: 773 | 680 passed | 80 failed | 13 failed as expected

16
projects/SelfTest/Baselines/console.sw.approved.txt
View File

@ -1297,7 +1297,7 @@ ExceptionTests.cpp:<line number>
ExceptionTests.cpp:<line number>:
PASSED:
REQUIRE_THROWS_WITH( thisThrows(), "expecteD Exception" )
REQUIRE_THROWS_WITH( thisThrows(), Equals( "expecteD Exception", Catch::CaseSensitive::No ) )
-------------------------------------------------------------------------------
Exception messages can be tested for
@ -1308,19 +1308,19 @@ ExceptionTests.cpp:<line number>
ExceptionTests.cpp:<line number>:
PASSED:
REQUIRE_THROWS_WITH( thisThrows(), "expected*" )
REQUIRE_THROWS_WITH( thisThrows(), StartsWith( "expected" ) )
ExceptionTests.cpp:<line number>:
PASSED:
REQUIRE_THROWS_WITH( thisThrows(), "*exception" )
REQUIRE_THROWS_WITH( thisThrows(), EndsWith( "exception" ) )
ExceptionTests.cpp:<line number>:
PASSED:
REQUIRE_THROWS_WITH( thisThrows(), "*except*" )
REQUIRE_THROWS_WITH( thisThrows(), Contains( "except" ) )
ExceptionTests.cpp:<line number>:
PASSED:
REQUIRE_THROWS_WITH( thisThrows(), "*exCept*" )
REQUIRE_THROWS_WITH( thisThrows(), Contains( "exCept", Catch::CaseSensitive::No ) )
-------------------------------------------------------------------------------
Mismatching exception messages failing the test
@ -1328,10 +1328,6 @@ Mismatching exception messages failing the test
ExceptionTests.cpp:<line number>
...............................................................................
ExceptionTests.cpp:<line number>:
PASSED:
REQUIRE_THROWS_WITH( thisThrows(), "expected exception" )
ExceptionTests.cpp:<line number>:
PASSED:
REQUIRE_THROWS_WITH( thisThrows(), "expected exception" )
@ -8009,5 +8005,5 @@ with expansion:
===============================================================================
test cases: 157 | 101 passed | 55 failed | 1 failed as expected
assertions: 794 | 681 passed | 100 failed | 13 failed as expected
assertions: 793 | 680 passed | 100 failed | 13 failed as expected

2
projects/SelfTest/Baselines/junit.sw.approved.txt
View File

@ -1,5 +1,5 @@
<testsuites>
<testsuite name="all tests" errors="12" failures="88" tests="794" hostname="tbd" time="{duration}" timestamp="tbd">
<testsuite name="all tests" errors="12" failures="88" tests="793" hostname="tbd" time="{duration}" timestamp="tbd">
<testcase classname="global" name="toString(enum)" time="{duration}"/>
<testcase classname="global" name="toString(enum w/operator&lt;&lt;)" time="{duration}"/>
<testcase classname="global" name="toString(enum class)" time="{duration}"/>

32
projects/SelfTest/Baselines/xml.sw.approved.txt
View File

@ -1611,10 +1611,10 @@
<Section name="different case">
<Expression success="true" type="REQUIRE_THROWS_WITH" filename="projects/SelfTest/ExceptionTests.cpp" >
<Original>
thisThrows(), &quot;expecteD Exception&quot;
thisThrows(), Equals( &quot;expecteD Exception&quot;, Catch::CaseSensitive::No )
</Original>
<Expanded>
thisThrows(), &quot;expecteD Exception&quot;
thisThrows(), Equals( &quot;expecteD Exception&quot;, Catch::CaseSensitive::No )
</Expanded>
</Expression>
<OverallResults successes="1" failures="0" expectedFailures="0"/>
@ -1622,34 +1622,34 @@
<Section name="wildcarded">
<Expression success="true" type="REQUIRE_THROWS_WITH" filename="projects/SelfTest/ExceptionTests.cpp" >
<Original>
thisThrows(), &quot;expected*&quot;
thisThrows(), StartsWith( &quot;expected&quot; )
</Original>
<Expanded>
thisThrows(), &quot;expected*&quot;
thisThrows(), StartsWith( &quot;expected&quot; )
</Expanded>
</Expression>
<Expression success="true" type="REQUIRE_THROWS_WITH" filename="projects/SelfTest/ExceptionTests.cpp" >
<Original>
thisThrows(), &quot;*exception&quot;
thisThrows(), EndsWith( &quot;exception&quot; )
</Original>
<Expanded>
thisThrows(), &quot;*exception&quot;
thisThrows(), EndsWith( &quot;exception&quot; )
</Expanded>
</Expression>
<Expression success="true" type="REQUIRE_THROWS_WITH" filename="projects/SelfTest/ExceptionTests.cpp" >
<Original>
thisThrows(), &quot;*except*&quot;
thisThrows(), Contains( &quot;except&quot; )
</Original>
<Expanded>
thisThrows(), &quot;*except*&quot;
thisThrows(), Contains( &quot;except&quot; )
</Expanded>
</Expression>
<Expression success="true" type="REQUIRE_THROWS_WITH" filename="projects/SelfTest/ExceptionTests.cpp" >
<Original>
thisThrows(), &quot;*exCept*&quot;
thisThrows(), Contains( &quot;exCept&quot;, Catch::CaseSensitive::No )
</Original>
<Expanded>
thisThrows(), &quot;*exCept*&quot;
thisThrows(), Contains( &quot;exCept&quot;, Catch::CaseSensitive::No )
</Expanded>
</Expression>
<OverallResults successes="4" failures="0" expectedFailures="0"/>
@ -1657,14 +1657,6 @@
<OverallResult success="true"/>
</TestCase>
<TestCase name="Mismatching exception messages failing the test">
<Expression success="true" type="REQUIRE_THROWS_WITH" filename="projects/SelfTest/ExceptionTests.cpp" >
<Original>
thisThrows(), &quot;expected exception&quot;
</Original>
<Expanded>
thisThrows(), &quot;expected exception&quot;
</Expanded>
</Expression>
<Expression success="true" type="REQUIRE_THROWS_WITH" filename="projects/SelfTest/ExceptionTests.cpp" >
<Original>
thisThrows(), &quot;expected exception&quot;
@ -8307,7 +8299,7 @@ there&quot;
</Section>
<OverallResult success="true"/>
</TestCase>
<OverallResults successes="681" failures="100" expectedFailures="13"/>
<OverallResults successes="680" failures="100" expectedFailures="13"/>
</Group>
<OverallResults successes="681" failures="100" expectedFailures="13"/>
<OverallResults successes="680" failures="100" expectedFailures="13"/>
</Catch>

13
projects/SelfTest/ExceptionTests.cpp
View File

@ -154,20 +154,21 @@ TEST_CASE( "NotImplemented exception", "" )
}
TEST_CASE( "Exception messages can be tested for", "" ) {
using namespace Catch::Matchers;
SECTION( "exact match" )
REQUIRE_THROWS_WITH( thisThrows(), "expected exception" );
SECTION( "different case" )
REQUIRE_THROWS_WITH( thisThrows(), "expecteD Exception" );
REQUIRE_THROWS_WITH( thisThrows(), Equals( "expecteD Exception", Catch::CaseSensitive::No ) );
SECTION( "wildcarded" ) {
REQUIRE_THROWS_WITH( thisThrows(), "expected*" );
REQUIRE_THROWS_WITH( thisThrows(), "*exception" );
REQUIRE_THROWS_WITH( thisThrows(), "*except*" );
REQUIRE_THROWS_WITH( thisThrows(), "*exCept*" );
REQUIRE_THROWS_WITH( thisThrows(), StartsWith( "expected" ) );
REQUIRE_THROWS_WITH( thisThrows(), EndsWith( "exception" ) );
REQUIRE_THROWS_WITH( thisThrows(), Contains( "except" ) );
REQUIRE_THROWS_WITH( thisThrows(), Contains( "exCept", Catch::CaseSensitive::No ) );
}
}
TEST_CASE( "Mismatching exception messages failing the test", "[.][failing]" ) {
REQUIRE_THROWS_WITH( thisThrows(), "expected exception" );
REQUIRE_THROWS_WITH( thisThrows(), "expected exception" );
REQUIRE_THROWS_WITH( thisThrows(), "should fail" );
REQUIRE_THROWS_WITH( thisThrows(), "expected exception" );
}