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Error policy now customizable and missing result specifications now reported with file name and line

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git-svn-id: https://svn.code.sf.net/p/turtle/code/trunk@67 860be788-9bd5-4423-9f1e-828f051e677b
This commit is contained in:
mat007 2009-11-24 22:45:27 +00:00
parent 51379e7844
commit 6ff9fc5564
14 changed files with 380 additions and 271 deletions
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305
src/tests/turtle_test/expectation_test.cpp
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@ -6,33 +6,62 @@
// http://www.boost.org/LICENSE_1_0.txt)
//
#define BOOST_AUTO_TEST_MAIN
#include <turtle/expectation.hpp>
#include <turtle/constraint.hpp>
#include "mock_error.hpp"
#define BOOST_AUTO_TEST_MAIN
#include <boost/test/auto_unit_test.hpp>
#define BOOST_LIB_NAME boost_unit_test_framework
#include <boost/config/auto_link.hpp>
#define MOCK_ERROR_POLICY mock_error
#include <turtle/mock.hpp>
#define CHECK_ERROR( expr, error ) \
BOOST_CHECK( verify() ); \
expr; \
BOOST_CHECK_EQUAL( 1, error##_count ); \
reset();
namespace
{
bool check_exception_contains( const mock::exception& e, const std::string& str )
struct error_fixture
{
return e.what().find( str ) != std::string::npos;
}
error_fixture()
{
reset();
}
~error_fixture()
{
BOOST_CHECK( verify() );
}
void reset()
{
missing_result_specification_count = 0;
no_match_count = 0;
sequence_failed_count = 0;
verification_failed_count = 0;
untriggered_expectation_count = 0;
}
bool verify() const
{
return missing_result_specification_count == 0 &&
no_match_count == 0 &&
sequence_failed_count == 0 &&
verification_failed_count == 0 &&
untriggered_expectation_count == 0;
}
};
}
#define BOOST_CHECK_EXCEPTION_CONTAINS( S, C ) \
BOOST_CHECK_EXCEPTION( S, mock::exception, boost::bind( &check_exception_contains, _1, C ) );
// functor
BOOST_AUTO_TEST_CASE( an_expectation_can_be_passed_as_functor )
BOOST_FIXTURE_TEST_CASE( an_expectation_can_be_passed_as_functor, error_fixture )
{
mock::expectation< void() > e;
boost::function< void() > f = e;
}
BOOST_AUTO_TEST_CASE( an_expectation_can_be_passed_as_functor_using_boost_bind_and_boost_ref )
BOOST_FIXTURE_TEST_CASE( an_expectation_can_be_passed_as_functor_using_boost_bind_and_boost_ref, error_fixture )
{
mock::expectation< void() > e;
boost::function< void() > f = boost::bind( boost::ref( e ) );
@ -40,66 +69,66 @@ BOOST_AUTO_TEST_CASE( an_expectation_can_be_passed_as_functor_using_boost_bind_a
// invocations
BOOST_AUTO_TEST_CASE( triggering_an_empty_expectation_throws )
BOOST_FIXTURE_TEST_CASE( triggering_an_empty_expectation_calls_no_match_error, error_fixture )
{
{
mock::expectation< void() > e;
BOOST_CHECK_EXCEPTION_CONTAINS( e(), "unexpected call" );
CHECK_ERROR( e(), no_match );
}
{
mock::expectation< int( int, const std::string& ) > e;
BOOST_CHECK_EXCEPTION_CONTAINS( e( 1, "s" ), "unexpected call" );
CHECK_ERROR( e( 1, "s" ), no_match );
}
}
BOOST_AUTO_TEST_CASE( triggering_a_never_expectation_throws )
BOOST_FIXTURE_TEST_CASE( triggering_a_never_expectation_calls_no_match_error, error_fixture )
{
{
mock::expectation< void() > e;
e.expect().never();
BOOST_CHECK_EXCEPTION_CONTAINS( e(), "unexpected call" );
CHECK_ERROR( e(), no_match );
}
{
mock::expectation< int( int, const std::string& ) > e;
e.expect().never();
BOOST_CHECK_EXCEPTION_CONTAINS( e( 1, "s" ), "unexpected call" );
CHECK_ERROR( e( 1, "s" ), no_match );
}
}
BOOST_AUTO_TEST_CASE( triggering_an_unlimited_expectation_never_throws )
BOOST_FIXTURE_TEST_CASE( triggering_an_unlimited_expectation_is_valid, error_fixture )
{
{
mock::expectation< void() > e;
e.expect();
BOOST_CHECK_NO_THROW( e() );
BOOST_CHECK_NO_THROW( e() );
e();
e();
}
{
mock::expectation< void( int, const std::string& ) > e;
e.expect();
BOOST_CHECK_NO_THROW( e( 1, "s" ) );
BOOST_CHECK_NO_THROW( e( 1, "s" ) );
e( 1, "s" );
e( 1, "s" );
}
}
BOOST_AUTO_TEST_CASE( triggering_a_once_expectation_throws_after_one_call )
BOOST_FIXTURE_TEST_CASE( triggering_a_once_expectation_calls_no_match_error_after_one_call, error_fixture )
{
{
mock::expectation< void() > e;
e.expect().once();
BOOST_CHECK_NO_THROW( e() );
BOOST_CHECK_EXCEPTION_CONTAINS( e(), "unexpected call" );
e();
CHECK_ERROR( e(), no_match );
}
{
mock::expectation< void( int, const std::string& ) > e;
e.expect().once();
BOOST_CHECK_NO_THROW( e( 1, "s" ) );
BOOST_CHECK_EXCEPTION_CONTAINS( e( 1, "s" ), "unexpected call" );
e( 1, "s" );
CHECK_ERROR( e( 1, "s" ), no_match );
}
}
/*
BOOST_AUTO_TEST_CASE( literal_zero_can_be_used_in_expectation_operator_call_as_pointers )
BOOST_FIXTURE_TEST_CASE( literal_zero_can_be_used_in_expectation_operator_call_as_pointers, error_fixture )
{
mock::expectation< void( int* ) > e;
e( 0 );
@ -108,7 +137,7 @@ BOOST_AUTO_TEST_CASE( literal_zero_can_be_used_in_expectation_operator_call_as_p
// verify
BOOST_AUTO_TEST_CASE( verifying_an_empty_expectation_succeeds )
BOOST_FIXTURE_TEST_CASE( verifying_an_empty_expectation_succeeds, error_fixture )
{
{
mock::expectation< void() > e;
@ -120,7 +149,7 @@ BOOST_AUTO_TEST_CASE( verifying_an_empty_expectation_succeeds )
}
}
BOOST_AUTO_TEST_CASE( verifying_an_unlimited_expectation_succeeds )
BOOST_FIXTURE_TEST_CASE( verifying_an_unlimited_expectation_succeeds, error_fixture )
{
{
mock::expectation< void() > e;
@ -134,7 +163,7 @@ BOOST_AUTO_TEST_CASE( verifying_an_unlimited_expectation_succeeds )
}
}
BOOST_AUTO_TEST_CASE( verifying_a_once_expectation_after_one_call_succeeds )
BOOST_FIXTURE_TEST_CASE( verifying_a_once_expectation_after_one_call_succeeds, error_fixture )
{
{
mock::expectation< void() > e;
@ -150,60 +179,39 @@ BOOST_AUTO_TEST_CASE( verifying_a_once_expectation_after_one_call_succeeds )
}
}
namespace
{
template< typename Result >
struct silent_error
{
static Result no_match( const std::string& context )
{
throw std::runtime_error( __FUNCTION__ );
}
static void sequence_failed( const std::string& /*context*/,
const std::string& /*file*/, int /*line*/ )
{}
static void verification_failed( const std::string& /*context*/,
const std::string& /*file*/, int /*line*/ )
{}
static void untriggered_expectation( const std::string& /*context*/,
const std::string& /*file*/, int /*line*/ )
{}
};
}
BOOST_AUTO_TEST_CASE( verifying_a_once_expectation_before_the_call_fails )
BOOST_FIXTURE_TEST_CASE( verifying_a_once_expectation_before_the_call_fails, error_fixture )
{
{
mock::expectation< void(), silent_error< void > > e;
mock::expectation< void() > e;
e.expect().once();
BOOST_CHECK( ! e.verify() );
CHECK_ERROR( BOOST_CHECK( ! e.verify() ), verification_failed );
}
{
mock::expectation< int( int, const std::string& ), silent_error< int > > e;
mock::expectation< int( int, const std::string& ) > e;
e.expect().once();
BOOST_CHECK( ! e.verify() );
CHECK_ERROR( BOOST_CHECK( ! e.verify() ), verification_failed );
}
}
// reset
BOOST_AUTO_TEST_CASE( triggering_a_reset_expectation_throws )
BOOST_FIXTURE_TEST_CASE( triggering_a_reset_expectation_calls_no_match_error, error_fixture )
{
{
mock::expectation< void() > e;
e.expect();
e.reset();
BOOST_CHECK_EXCEPTION_CONTAINS( e(), "unexpected call" );
CHECK_ERROR( e(), no_match );
}
{
mock::expectation< int( int, const std::string& ) > e;
e.expect();
e.reset();
BOOST_CHECK_EXCEPTION_CONTAINS( e( 1, "s" ), "unexpected call" );
CHECK_ERROR( e( 1, "s" ), no_match );
}
}
BOOST_AUTO_TEST_CASE( verifying_a_reset_expectation_succeeds )
BOOST_FIXTURE_TEST_CASE( verifying_a_reset_expectation_succeeds, error_fixture )
{
{
mock::expectation< void() > e;
@ -221,49 +229,35 @@ BOOST_AUTO_TEST_CASE( verifying_a_reset_expectation_succeeds )
// constraints
BOOST_AUTO_TEST_CASE( triggering_an_expectation_with_wrong_parameter_value_in_equal_constraint_throws )
BOOST_FIXTURE_TEST_CASE( triggering_an_expectation_with_wrong_parameter_value_in_equal_constraint_calls_no_match_error, error_fixture )
{
{
mock::expectation< void( int ) > e;
e.expect().with( 42 );
BOOST_CHECK_EXCEPTION_CONTAINS( e( 43 ), "unexpected call" );
CHECK_ERROR( e( 43 ), no_match );
}
{
mock::expectation< int( int, const std::string& ) > e;
e.expect().with( 42, "expected" );
BOOST_CHECK_EXCEPTION_CONTAINS( e( 42, "actual" ), "unexpected call" );
CHECK_ERROR( e( 42, "actual" ), no_match );
}
}
BOOST_AUTO_TEST_CASE( passing_raw_parameter_as_constraint_falls_back_to_using_the_equal_constraint )
{
{
mock::expectation< void( int ) > e;
e.expect().with( 42 );
BOOST_CHECK_EXCEPTION_CONTAINS( e( 43 ), "unexpected call" );
}
{
mock::expectation< int( int, const std::string& ) > e;
e.expect().with( 42, "expected" );
BOOST_CHECK_EXCEPTION_CONTAINS( e( 42, "actual" ), "unexpected call" );
}
}
BOOST_AUTO_TEST_CASE( triggering_an_expectation_with_wrong_parameter_value_in_equal_or_less_constraint_throws )
BOOST_FIXTURE_TEST_CASE( triggering_an_expectation_with_wrong_parameter_value_in_equal_or_less_constraint_calls_no_match_error, error_fixture )
{
mock::expectation< void( int ) > e;
e.expect().with( mock::equal( 42 ) || mock::less( 42 ) );
BOOST_CHECK_NO_THROW( e( 41 ) );
BOOST_CHECK_NO_THROW( e( 42 ) );
BOOST_CHECK_EXCEPTION_CONTAINS( e( 43 ), "unexpected call" );
e( 41 );
e( 42 );
CHECK_ERROR( e( 43 ), no_match );
}
BOOST_AUTO_TEST_CASE( triggering_an_expectation_with_wrong_parameter_value_in_equal_and_not_less_constraint_throws )
BOOST_FIXTURE_TEST_CASE( triggering_an_expectation_with_wrong_parameter_value_in_equal_and_not_less_constraint_calls_no_match_error, error_fixture )
{
mock::expectation< void( int ) > e;
e.expect().with( mock::equal( 42 ) && ! mock::less( 41 ) );
BOOST_CHECK_NO_THROW( e( 42 ) );
BOOST_CHECK_EXCEPTION_CONTAINS( e( 43 ), "unexpected call" );
e( 42 );
CHECK_ERROR( e( 43 ), no_match );
}
namespace
@ -281,7 +275,7 @@ namespace
};
}
BOOST_AUTO_TEST_CASE( passing_call_values_by_reference_is_transparent )
BOOST_FIXTURE_TEST_CASE( passing_call_values_by_reference_is_transparent, error_fixture )
{
{
mock::expectation< void( my_interface& ) > e;
@ -305,28 +299,29 @@ namespace
}
}
BOOST_AUTO_TEST_CASE( triggering_an_expectation_with_failing_custom_constraint_throws )
BOOST_FIXTURE_TEST_CASE( triggering_an_expectation_with_failing_custom_constraint_calls_no_match_error, error_fixture )
{
{
mock::expectation< void( int ) > e;
e.expect().with( &custom_constraint );
BOOST_CHECK_EXCEPTION_CONTAINS( e( 42 ), "unexpected call" );
CHECK_ERROR( e( 42 ), no_match );
}
{
mock::expectation< int( int, const std::string& ) > e;
e.expect().with( &custom_constraint, "actual" );
BOOST_CHECK_EXCEPTION_CONTAINS( e( 42, "actual" ), "unexpected call" );
CHECK_ERROR( e( 42, "actual" ), no_match );
}
}
BOOST_AUTO_TEST_CASE( triggering_an_expectation_with_wrong_parameter_value_in_custom_constraint_throws )
BOOST_FIXTURE_TEST_CASE( triggering_an_expectation_with_wrong_parameter_value_in_custom_constraint_calls_no_match_error, error_fixture )
{
mock::expectation< void( int ) > e;
e.expect().with( mock::constraint( &custom_constraint, "custom constraint" ) );
BOOST_CHECK_EXCEPTION_CONTAINS( e( 42 ), "custom constraint" );
CHECK_ERROR( e( 42 ), no_match );
}
/*
BOOST_AUTO_TEST_CASE( literal_zero_can_be_used_in_place_of_null_pointers_in_constraints )
BOOST_FIXTURE_TEST_CASE( literal_zero_can_be_used_in_place_of_null_pointers_in_constraints, error_fixture )
{
mock::expectation< void( int* ) > e;
e.expect().with( 0 );
@ -336,26 +331,26 @@ BOOST_AUTO_TEST_CASE( literal_zero_can_be_used_in_place_of_null_pointers_in_cons
// result handling
BOOST_AUTO_TEST_CASE( triggering_an_expectation_with_no_return_set_throws )
BOOST_FIXTURE_TEST_CASE( triggering_an_expectation_with_no_return_set_calls_missing_result_specification, error_fixture )
{
{
mock::expectation< int() > e;
e.expect();
BOOST_CHECK_EXCEPTION_CONTAINS( e(), "missing result specification" );
CHECK_ERROR( e(), missing_result_specification );
}
{
mock::expectation< int&() > e;
e.expect();
BOOST_CHECK_EXCEPTION_CONTAINS( e(), "missing result specification" );
CHECK_ERROR( e(), missing_result_specification );
}
{
mock::expectation< const std::string&() > e;
e.expect();
BOOST_CHECK_EXCEPTION_CONTAINS( e(), "missing result specification" );
CHECK_ERROR( e(), missing_result_specification );
}
}
BOOST_AUTO_TEST_CASE( triggering_an_expectation_returns_the_set_value )
BOOST_FIXTURE_TEST_CASE( triggering_an_expectation_returns_the_set_value, error_fixture )
{
{
mock::expectation< int() > e;
@ -435,7 +430,7 @@ namespace
struct B : A {};
}
BOOST_AUTO_TEST_CASE( triggering_an_expectation_returns_the_set_auto_ptr_value )
BOOST_FIXTURE_TEST_CASE( triggering_an_expectation_returns_the_set_auto_ptr_value, error_fixture )
{
{
mock::expectation< std::auto_ptr< int >() > e;
@ -491,7 +486,7 @@ namespace
}
}
BOOST_AUTO_TEST_CASE( triggering_an_expectation_calls_the_custom_functor )
BOOST_FIXTURE_TEST_CASE( triggering_an_expectation_calls_the_custom_functor, error_fixture )
{
mock::expectation< int() > e;
e.expect().calls( &custom_result );
@ -506,21 +501,21 @@ namespace
}
}
BOOST_AUTO_TEST_CASE( triggering_an_expectation_calls_the_custom_functor_with_parameters )
BOOST_FIXTURE_TEST_CASE( triggering_an_expectation_calls_the_custom_functor_with_parameters, error_fixture )
{
mock::expectation< int( int ) > e;
e.expect().calls( &custom_result_with_parameter );
BOOST_CHECK_EQUAL( 42, e( 42 ) );
}
BOOST_AUTO_TEST_CASE( triggering_an_expectation_calls_the_custom_functor_without_parameters_thanks_to_boost_bind )
BOOST_FIXTURE_TEST_CASE( triggering_an_expectation_calls_the_custom_functor_without_parameters_thanks_to_boost_bind, error_fixture )
{
mock::expectation< int( int ) > e;
e.expect().calls( boost::bind( &custom_result ) );
BOOST_CHECK_EQUAL( 42, e( 17 ) );
}
BOOST_AUTO_TEST_CASE( triggering_an_expectation_throws_the_set_exception )
BOOST_FIXTURE_TEST_CASE( triggering_an_expectation_throws_the_set_exception, error_fixture )
{
mock::expectation< void() > e;
e.expect().throws( std::runtime_error( "some exception" ) );
@ -538,43 +533,43 @@ BOOST_AUTO_TEST_CASE( triggering_an_expectation_throws_the_set_exception )
// multiple matchers
BOOST_AUTO_TEST_CASE( expecting_twice_a_single_expectation_makes_it_callable_twice )
BOOST_FIXTURE_TEST_CASE( expecting_twice_a_single_expectation_makes_it_callable_twice, error_fixture )
{
{
mock::expectation< void() > e;
e.expect().once();
e.expect().once();
BOOST_CHECK_NO_THROW( e() );
BOOST_CHECK_NO_THROW( e() );
BOOST_CHECK_EXCEPTION_CONTAINS( e(), "unexpected call" );
e();
e();
CHECK_ERROR( e(), no_match );
}
{
mock::expectation< void( const std::string& ) > e;
e.expect().once().with( "first" );
e.expect().once().with( "second" );
BOOST_CHECK_NO_THROW( e( "first" ) );
BOOST_CHECK_NO_THROW( e( "second" ) );
BOOST_CHECK_EXCEPTION_CONTAINS( e( "third" ), "unexpected call" );
e( "first" );
e( "second" );
CHECK_ERROR( e( "third"), no_match );
}
}
BOOST_AUTO_TEST_CASE( best_matcher_is_selected_first )
BOOST_FIXTURE_TEST_CASE( best_matcher_is_selected_first, error_fixture )
{
{
mock::expectation< void( int ) > e;
e.expect().once().with( 1 );
e.expect().once().with( 2 );
BOOST_CHECK_NO_THROW( e( 2 ) );
BOOST_CHECK_NO_THROW( e( 1 ) );
BOOST_CHECK_EXCEPTION_CONTAINS( e( 3 ), "unexpected call" );
e( 2 );
e( 1 );
CHECK_ERROR( e( 3 ), no_match );
}
{
mock::expectation< void( const std::string& ) > e;
e.expect().once().with( "first" );
e.expect().once().with( "second" );
BOOST_CHECK_NO_THROW( e( "second" ) );
BOOST_CHECK_NO_THROW( e( "first" ) );
BOOST_CHECK_EXCEPTION_CONTAINS( e( "third" ), "unexpected call" );
e( "second" );
e( "first" );
CHECK_ERROR( e( "third"), no_match );
}
}
@ -591,7 +586,7 @@ namespace
}
}
BOOST_AUTO_TEST_CASE( expectation_can_be_serialized_to_be_human_readable )
BOOST_FIXTURE_TEST_CASE( expectation_can_be_serialized_to_be_human_readable, error_fixture )
{
{
mock::expectation< void( int ) > e;
@ -690,91 +685,39 @@ BOOST_AUTO_TEST_CASE( expectation_can_be_serialized_to_be_human_readable )
}
}
namespace
BOOST_FIXTURE_TEST_CASE( expectation_with_remaining_untriggered_matches_upon_destruction_calls_untriggered_expectation, error_fixture )
{
mock::expectation< void() > no_match_exp;
mock::expectation< void() > sequence_failed_exp;
mock::expectation< void() > verification_failed_exp;
mock::expectation< void() > untriggered_expectation_exp;
struct error_fixture
{
error_fixture()
{
no_match_exp.tag( "no_match" );
sequence_failed_exp.tag( "sequence_failed" );
verification_failed_exp.tag( "verification_failed" );
untriggered_expectation_exp.tag( "untriggered_expectation" );
}
~error_fixture()
{
no_match_exp.verify();
no_match_exp.reset();
sequence_failed_exp.verify();
sequence_failed_exp.reset();
verification_failed_exp.verify();
verification_failed_exp.reset();
untriggered_expectation_exp.verify();
untriggered_expectation_exp.reset();
}
static void no_match( const std::string& /*context*/ )
{
no_match_exp();
}
static void sequence_failed( const std::string& /*context*/,
const std::string& /*file*/, int /*line*/ )
{
sequence_failed_exp();
}
static void verification_failed( const std::string& /*context*/,
const std::string& /*file*/, int /*line*/ )
{
verification_failed_exp();
}
static void untriggered_expectation( const std::string& /*context*/,
const std::string& /*file*/, int /*line*/ )
{
untriggered_expectation_exp();
}
};
}
BOOST_FIXTURE_TEST_CASE( expectation_with_remaining_untriggered_matches_notifies_an_error_upon_destructions, error_fixture )
{
mock::expectation< void(), error_fixture > e;
e.expect().once();
untriggered_expectation_exp.expect().once();
std::auto_ptr< mock::expectation< void() > > e( new mock::expectation< void() > );
e->expect().once();
CHECK_ERROR( e.reset(), untriggered_expectation );
}
BOOST_FIXTURE_TEST_CASE( verifying_expectation_with_remaining_matches_disables_the_automatic_verification_upon_destruction, error_fixture )
{
mock::expectation< void(), error_fixture > e;
mock::expectation< void() > e;
e.expect().once();
verification_failed_exp.expect();
e.verify();
CHECK_ERROR( e.verify(), verification_failed );
}
BOOST_FIXTURE_TEST_CASE( triggering_no_match_call_disables_the_automatic_verification_upon_destruction, error_fixture )
{
mock::expectation< void(), error_fixture > e;
no_match_exp.expect();
e();
mock::expectation< void() > e;
CHECK_ERROR( e(), no_match );
}
BOOST_FIXTURE_TEST_CASE( adding_a_matcher_reactivates_the_verification_upon_destruction, error_fixture )
{
mock::expectation< void(), error_fixture > e;
no_match_exp.expect();
e();
e.expect().once();
untriggered_expectation_exp.expect().once();
std::auto_ptr< mock::expectation< void() > > e( new mock::expectation< void() > );
CHECK_ERROR( (*e)(), no_match );
e->expect().once();
CHECK_ERROR( e.reset(), untriggered_expectation );
}
BOOST_FIXTURE_TEST_CASE( throwing_an_exception_disables_the_automatic_verification_upon_destruction, error_fixture )
{
try
{
mock::expectation< void(), error_fixture > e;
mock::expectation< void() > e;
e.expect().once();
throw std::exception();
}