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turtle/test/detail/test_function.cpp
Alexander Grund e1ac66a4c1
Make style closer to Mozilla
2020-09-15 14:25:09 +02:00

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// http://turtle.sourceforge.net
//
// Copyright Mathieu Champlon 2008
//
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
#include "../mock_error.hpp"
#include "../undefined.hpp"
#include <turtle/constraints.hpp>
#include <turtle/detail/function.hpp>
#include <boost/bind.hpp>
#include <boost/function.hpp>
#include <boost/mpl/assert.hpp>
#include <boost/scoped_ptr.hpp>
#include <boost/test/auto_unit_test.hpp>
#include <boost/utility/result_of.hpp>
// static
namespace {
boost::function<void()> static_f;
BOOST_MPL_ASSERT((boost::is_same<void, boost::result_of<mock::detail::function<void()>()>::type>));
BOOST_MPL_ASSERT((boost::is_same<int, boost::result_of<mock::detail::function<int()>()>::type>));
BOOST_MPL_ASSERT((boost::is_same<void, boost::result_of<mock::detail::function<void(float)>(float)>::type>));
BOOST_MPL_ASSERT((boost::is_same<int, boost::result_of<mock::detail::function<int(float)>(float)>::type>));
} // namespace
// functor
BOOST_FIXTURE_TEST_CASE(a_function_can_be_passed_as_functor, mock_error_fixture)
{
mock::detail::function<void()> f;
boost::function<void()> functor = f;
}
BOOST_FIXTURE_TEST_CASE(a_function_can_be_passed_as_functor_using_boost_bind_and_boost_ref, mock_error_fixture)
{
mock::detail::function<void()> f;
boost::function<void()> functor = boost::bind(boost::ref(f));
}
// invocations
BOOST_FIXTURE_TEST_CASE(triggering_an_unconfigured_function_calls_unexpected_call_error, mock_error_fixture)
{
{
mock::detail::function<void()> f;
CHECK_ERROR(f(), "unexpected call", 0, "?()");
}
{
mock::detail::function<int(int, const std::string&)> f;
CHECK_ERROR(f(1, "s"), "unexpected call", 0, "?( 1, \"s\" )");
}
}
BOOST_FIXTURE_TEST_CASE(triggering_a_never_expectation_calls_unexpected_call_error, mock_error_fixture)
{
{
mock::detail::function<void()> f;
f.expect().never();
CHECK_ERROR(f(), "unexpected call", 0, "?()\nv never()");
}
{
mock::detail::function<int(int, const std::string&)> f;
f.expect().never();
CHECK_ERROR(f(1, "s"), "unexpected call", 0, "?( 1, \"s\" )\nv never().with( any, any )");
}
}
BOOST_FIXTURE_TEST_CASE(triggering_an_unlimited_expectation_is_valid, mock_error_fixture)
{
{
mock::detail::function<void()> f;
f.expect();
f();
f();
CHECK_CALLS(2);
}
{
mock::detail::function<void(int, std::string)> f;
f.expect();
f(1, "s1");
f(2, "s2");
CHECK_CALLS(2);
}
{
mock::detail::function<void(int, const std::string&)> f;
f.expect();
f(1, "s1");
f(2, "s2");
CHECK_CALLS(2);
}
}
BOOST_FIXTURE_TEST_CASE(triggering_several_once_expectations_is_valid, mock_error_fixture)
{
{
mock::detail::function<void()> f;
f.expect().once();
f.expect().once();
f();
f();
CHECK_CALLS(2);
}
{
mock::detail::function<void(int, std::string)> f;
f.expect().once().with(1, "s1");
f.expect().once().with(2, "s2");
f(1, "s1");
f(2, "s2");
CHECK_CALLS(2);
}
{
mock::detail::function<void(int, const std::string&)> f;
f.expect().once().with(1, "s1");
f.expect().once().with(2, "s2");
f(1, "s1");
f(2, "s2");
CHECK_CALLS(2);
}
}
BOOST_FIXTURE_TEST_CASE(triggering_a_once_expectation_calls_unexpected_call_error_after_one_call, mock_error_fixture)
{
{
mock::detail::function<void()> f;
f.expect().once();
f();
CHECK_ERROR(f(), "unexpected call", 1, "?()\nv once()");
}
{
mock::detail::function<void(int, const std::string&)> f;
f.expect().once();
f(1, "s");
CHECK_ERROR(f(1, "s"), "unexpected call", 1, "?( 1, \"s\" )\nv once().with( any, any )");
}
}
BOOST_FIXTURE_TEST_CASE(literal_zero_can_be_used_in_function_call_as_pointers, mock_error_fixture)
{
mock::detail::function<void(int*)> f;
f.expect().once();
f(0);
CHECK_CALLS(1);
}
// verify
BOOST_FIXTURE_TEST_CASE(verifying_an_unconfigured_function_succeeds, mock_error_fixture)
{
{
mock::detail::function<void()> f;
BOOST_CHECK(f.verify());
}
{
mock::detail::function<int(int, const std::string&)> f;
BOOST_CHECK(f.verify());
}
}
BOOST_FIXTURE_TEST_CASE(verifying_an_unlimited_expectation_succeeds, mock_error_fixture)
{
{
mock::detail::function<void()> f;
f.expect();
BOOST_CHECK(f.verify());
CHECK_CALLS(0);
}
{
mock::detail::function<int(int, const std::string&)> f;
f.expect();
BOOST_CHECK(f.verify());
CHECK_CALLS(0);
}
}
BOOST_FIXTURE_TEST_CASE(verifying_a_once_expectation_after_one_call_succeeds, mock_error_fixture)
{
{
mock::detail::function<void()> f;
f.expect().once();
f();
BOOST_CHECK(f.verify());
CHECK_CALLS(1);
}
{
mock::detail::function<void(int, const std::string&)> f;
f.expect().once();
f(1, "s");
BOOST_CHECK(f.verify());
CHECK_CALLS(1);
}
}
BOOST_FIXTURE_TEST_CASE(verifying_a_once_expectation_before_the_call_fails, mock_error_fixture)
{
{
mock::detail::function<void()> f;
f.expect().once();
CHECK_ERROR(BOOST_CHECK(!f.verify()), "verification failed", 0, "?\n. once()");
}
{
mock::detail::function<int(int, const std::string&)> f;
f.expect().once();
CHECK_ERROR(BOOST_CHECK(!f.verify()), "verification failed", 0, "?\n. once().with( any, any )");
}
}
BOOST_FIXTURE_TEST_CASE(verifying_a_once_expectation_after_a_verify_and_one_call_succeeds, mock_error_fixture)
{
mock::detail::function<void()> f;
f.expect().once();
CHECK_ERROR(BOOST_CHECK(!f.verify()), "verification failed", 0, "?\n. once()");
f();
BOOST_CHECK(f.verify());
CHECK_CALLS(1);
}
// reset
BOOST_FIXTURE_TEST_CASE(triggering_a_reset_function_calls_unexpected_call_error, mock_error_fixture)
{
{
mock::detail::function<void()> f;
f.expect();
f.reset();
CHECK_ERROR(f(), "unexpected call", 0, "?()");
}
{
mock::detail::function<int(int, const std::string&)> f;
f.expect();
f.reset();
CHECK_ERROR(f(1, "s"), "unexpected call", 0, "?( 1, \"s\" )");
}
}
BOOST_FIXTURE_TEST_CASE(verifying_a_reset_function_succeeds, mock_error_fixture)
{
{
mock::detail::function<void()> f;
f.expect();
f.reset();
BOOST_CHECK(f.verify());
}
{
mock::detail::function<int(int, const std::string&)> f;
f.expect();
f.reset();
BOOST_CHECK(f.verify());
}
}
// constraints
BOOST_FIXTURE_TEST_CASE(
triggering_an_expectation_with_wrong_parameter_value_in_equal_constraint_calls_unexpected_call_error,
mock_error_fixture)
{
{
mock::detail::function<void(int)> f;
f.expect().with(42);
CHECK_ERROR(f(43), "unexpected call", 0, "?( 43 )\n. unlimited().with( 42 )");
}
{
mock::detail::function<int(int, const std::string&)> f;
f.expect().with(42, "expected");
CHECK_ERROR(
f(42, "actual"), "unexpected call", 0, "?( 42, \"actual\" )\n. unlimited().with( 42, \"expected\" )");
}
}
BOOST_FIXTURE_TEST_CASE(
triggering_an_expectation_with_wrong_parameter_value_in_equal_or_less_constraint_calls_unexpected_call_error,
mock_error_fixture)
{
mock::detail::function<void(int)> f;
f.expect().with(mock::equal(42) || mock::less(42));
f(41);
f(42);
CHECK_ERROR(f(43), "unexpected call", 2, "?( 43 )\n. unlimited().with( ( equal( 42 ) || less( 42 ) ) )");
}
BOOST_FIXTURE_TEST_CASE(
triggering_an_expectation_with_wrong_parameter_value_in_equal_and_not_less_constraint_calls_unexpected_call_error,
mock_error_fixture)
{
mock::detail::function<void(int)> f;
f.expect().with(mock::equal(42) && !mock::less(41));
f(42);
CHECK_ERROR(f(43), "unexpected call", 1, "?( 43 )\n. unlimited().with( ( equal( 42 ) && ! less( 41 ) ) )");
}
namespace {
class my_interface : boost::noncopyable
{
public:
virtual ~my_interface() {}
private:
virtual void my_method() = 0;
};
class my_implementation : public my_interface
{
virtual void my_method() {}
};
} // namespace
BOOST_FIXTURE_TEST_CASE(passing_call_values_by_reference_is_transparent, mock_error_fixture)
{
{
mock::detail::function<void(my_interface&)> f;
my_implementation imp;
f.expect().with(mock::same(imp));
f(imp);
CHECK_CALLS(1);
}
{
mock::detail::function<void(const my_interface&)> f;
my_implementation imp;
f.expect().with(mock::same(imp));
f(imp);
CHECK_CALLS(1);
}
}
namespace {
bool custom_constraint(int)
{
return false;
}
} // namespace
BOOST_FIXTURE_TEST_CASE(triggering_an_expectation_with_failing_custom_constraint_calls_unexpected_call_error,
mock_error_fixture)
{
{
mock::detail::function<void(int)> f;
f.expect().with(&custom_constraint);
CHECK_ERROR(f(42), "unexpected call", 0, "?( 42 )\n. unlimited().with( ? )");
}
{
mock::detail::function<int(int, const std::string&)> f;
f.expect().with(&custom_constraint, "actual");
CHECK_ERROR(f(42, "actual"), "unexpected call", 0, "?( 42, \"actual\" )\n. unlimited().with( ?, \"actual\" )");
}
}
// BOOST_FIXTURE_TEST_CASE( literal_zero_can_be_used_in_place_of_null_pointers_in_constraints, mock_error_fixture )
//{
// mock::detail::function< void( int* ) > f;
// f.expect().with( 0 );
// f.reset();
// CHECK_CALLS( 1 );
//}
#ifdef MOCK_NULLPTR
BOOST_FIXTURE_TEST_CASE(nullptr_can_be_used_in_place_of_null_pointers_in_constraints, mock_error_fixture)
{
mock::detail::function<void(int*)> f;
f.expect().with(nullptr);
f(0);
CHECK_CALLS(1);
}
#endif
#ifdef MOCK_SMART_PTR
BOOST_FIXTURE_TEST_CASE(unique_ptr_is_supported_as_parameter, mock_error_fixture)
{
mock::detail::function<void(std::unique_ptr<int>)> f;
f.expect();
std::unique_ptr<int> p(new int);
f(std::move(p));
CHECK_CALLS(1);
}
#endif // MOCK_SMART_PTR
// result handling
BOOST_FIXTURE_TEST_CASE(triggering_an_expectation_with_no_return_set_calls_missing_action, mock_error_fixture)
{
{
mock::detail::function<int()> f;
f.expect();
CHECK_ERROR(f(), "missing action", 0, "?()\n. unlimited()");
}
{
mock::detail::function<int&()> f;
f.expect();
CHECK_ERROR(f(), "missing action", 0, "?()\n. unlimited()");
}
{
mock::detail::function<const std::string&()> f;
f.expect();
CHECK_ERROR(f(), "missing action", 0, "?()\n. unlimited()");
}
}
BOOST_FIXTURE_TEST_CASE(triggering_an_expectation_returns_the_set_value, mock_error_fixture)
{
{
mock::detail::function<int()> f;
f.expect().returns(42);
BOOST_CHECK_EQUAL(42, f());
CHECK_CALLS(1);
}
{
mock::detail::function<int()> f;
const int i = 42;
f.expect().returns(i);
BOOST_CHECK_EQUAL(i, f());
CHECK_CALLS(1);
}
{
mock::detail::function<int()> f;
int i = 42;
f.expect().returns(boost::ref(i));
i = 43;
BOOST_CHECK_EQUAL(43, f());
CHECK_CALLS(1);
}
{
mock::detail::function<int&()> f;
f.expect().returns(42);
BOOST_CHECK_EQUAL(42, f());
CHECK_CALLS(1);
}
{
mock::detail::function<int&()> f;
const int result = 42;
f.expect().returns(result);
BOOST_CHECK_EQUAL(result, f());
CHECK_CALLS(1);
}
{
mock::detail::function<int&()> f;
int i = 42;
f.expect().returns(i);
i = 43;
BOOST_CHECK_EQUAL(42, f());
CHECK_CALLS(1);
}
{
mock::detail::function<int&()> f;
int i = 42;
f.expect().returns(boost::ref(i));
i = 43;
BOOST_CHECK_EQUAL(43, f());
BOOST_CHECK_EQUAL(12, f() = 12);
BOOST_CHECK_EQUAL(12, i);
CHECK_CALLS(2);
}
{
mock::detail::function<std::string()> f;
f.expect().returns("result");
BOOST_CHECK_EQUAL("result", f());
CHECK_CALLS(1);
}
{
mock::detail::function<const std::string&()> f;
f.expect().returns("result");
BOOST_CHECK_EQUAL("result", f());
CHECK_CALLS(1);
}
{
mock::detail::function<int*()> f;
f.expect().returns(0);
BOOST_CHECK(!f());
CHECK_CALLS(1);
}
#ifdef BOOST_MSVC // this produces a warning with gcc
{
mock::detail::function<int* const()> f;
int i = 0;
f.expect().returns(&i);
BOOST_CHECK_EQUAL(&i, f());
CHECK_CALLS(1);
}
#endif
{
mock::detail::function<int()> f;
f.expect().returns(0);
BOOST_CHECK_EQUAL(0, f());
CHECK_CALLS(1);
}
{
mock::detail::function<int&()> f;
f.expect().returns(0);
BOOST_CHECK_EQUAL(0, f());
CHECK_CALLS(1);
}
{
mock::detail::function<unsigned int()> f;
f.expect().returns(0);
BOOST_CHECK_EQUAL(0u, f());
CHECK_CALLS(1);
}
}
namespace {
struct base
{
virtual ~base() {}
virtual void f() = 0;
};
struct derived : base
{
virtual void f() {}
};
} // namespace
#ifdef MOCK_AUTO_PTR
BOOST_FIXTURE_TEST_CASE(triggering_an_expectation_returns_the_set_auto_ptr_value, mock_error_fixture)
{
{
mock::detail::function<std::auto_ptr<int>()> f;
std::auto_ptr<int> ptr(new int(3));
f.expect().returns(boost::ref(ptr));
BOOST_CHECK_EQUAL(3, *ptr);
BOOST_CHECK_EQUAL(3, *f());
BOOST_CHECK(!ptr.get());
BOOST_CHECK(!f().get());
CHECK_CALLS(2);
}
{
mock::detail::function<std::auto_ptr<int>()> f;
std::auto_ptr<int> ptr(new int(3));
f.expect().returns(ptr);
BOOST_CHECK(!ptr.get());
BOOST_CHECK_EQUAL(3, *f());
BOOST_CHECK(!f().get());
CHECK_CALLS(2);
}
{
mock::detail::function<std::auto_ptr<int>()> f;
f.expect().returns(new int(3));
BOOST_CHECK_EQUAL(3, *f());
BOOST_CHECK(!f().get());
CHECK_CALLS(2);
}
{
mock::detail::function<std::auto_ptr<int>()> f;
f.expect().returns(std::auto_ptr<int>(new int(3)));
BOOST_CHECK_EQUAL(3, *f());
BOOST_CHECK(!f().get());
CHECK_CALLS(2);
}
{
mock::detail::function<std::auto_ptr<base>()> f;
f.expect().returns(new derived);
BOOST_CHECK_NO_THROW(f());
CHECK_CALLS(1);
}
{
mock::detail::function<std::auto_ptr<base>()> f;
f.expect().returns(std::auto_ptr<base>(new derived));
BOOST_CHECK_NO_THROW(f());
CHECK_CALLS(1);
}
{
mock::detail::function<std::auto_ptr<base>()> f;
f.expect().returns(std::auto_ptr<derived>(new derived));
BOOST_CHECK_NO_THROW(f());
CHECK_CALLS(1);
}
}
#endif // MOCK_AUTO_PTR
#ifdef MOCK_RVALUE_REFERENCES
BOOST_FIXTURE_TEST_CASE(triggering_an_expectation_moves_the_set_lvalue, mock_error_fixture)
{
mock::detail::function<int()> f;
int i = 3;
f.expect().moves(i);
BOOST_CHECK_NO_THROW(f());
CHECK_CALLS(1);
}
BOOST_FIXTURE_TEST_CASE(triggering_an_expectation_moves_the_set_const_lvalue, mock_error_fixture)
{
mock::detail::function<int()> f;
const int i = 3;
f.expect().moves(i);
BOOST_CHECK_NO_THROW(f());
CHECK_CALLS(1);
}
BOOST_FIXTURE_TEST_CASE(triggering_an_expectation_moves_the_set_rvalue, mock_error_fixture)
{
mock::detail::function<int()> f;
f.expect().moves(3);
BOOST_CHECK_NO_THROW(f());
CHECK_CALLS(1);
}
#endif
#ifdef MOCK_SMART_PTR
BOOST_FIXTURE_TEST_CASE(triggering_an_expectation_moves_the_set_unique_ptr_lvalue, mock_error_fixture)
{
mock::detail::function<std::unique_ptr<int>()> f;
std::unique_ptr<int> p(new int);
f.expect().moves(std::move(p));
BOOST_CHECK_NO_THROW(f());
CHECK_CALLS(1);
}
BOOST_FIXTURE_TEST_CASE(triggering_an_expectation_moves_the_set_unique_ptr_rvalue, mock_error_fixture)
{
{
mock::detail::function<std::unique_ptr<int>()> f;
f.expect().moves(std::unique_ptr<int>(new int));
BOOST_CHECK_NO_THROW(f());
CHECK_CALLS(1);
}
}
#endif // MOCK_SMART_PTR
BOOST_FIXTURE_TEST_CASE(triggering_an_expectation_returns_the_set_shared_ptr_value, mock_error_fixture)
{
{
mock::detail::function<boost::shared_ptr<base>()> f;
f.expect().returns(new derived);
BOOST_CHECK_NO_THROW(f());
CHECK_CALLS(1);
}
{
mock::detail::function<const boost::shared_ptr<base>&()> f;
f.expect().returns(new derived);
BOOST_CHECK_NO_THROW(f());
CHECK_CALLS(1);
}
{
mock::detail::function<boost::shared_ptr<base>&()> f;
f.expect().returns(new derived);
BOOST_CHECK_NO_THROW(f());
CHECK_CALLS(1);
}
}
BOOST_FIXTURE_TEST_CASE(triggering_an_expectation_returns_by_reference, mock_error_fixture)
{
{
mock::detail::function<base&()> f;
derived b;
f.expect().returns(boost::ref(b));
BOOST_CHECK_NO_THROW(f());
CHECK_CALLS(1);
}
{
mock::detail::function<base&()> f;
derived b;
f.expect().returns(b);
BOOST_CHECK_NO_THROW(f());
CHECK_CALLS(1);
}
{
mock::detail::function<undefined&()> f;
f.expect().returns(boost::ref(get_undefined()));
f.reset();
}
}
namespace {
int custom_result()
{
return 42;
}
} // namespace
BOOST_FIXTURE_TEST_CASE(triggering_an_expectation_calls_the_custom_functor, mock_error_fixture)
{
mock::detail::function<int()> f;
f.expect().calls(&custom_result);
BOOST_CHECK_EQUAL(42, f());
CHECK_CALLS(1);
}
namespace {
int custom_result_with_parameter(int i)
{
return i;
}
} // namespace
BOOST_FIXTURE_TEST_CASE(triggering_an_expectation_calls_the_custom_functor_with_parameters, mock_error_fixture)
{
mock::detail::function<int(int)> f;
f.expect().calls(&custom_result_with_parameter);
BOOST_CHECK_EQUAL(42, f(42));
CHECK_CALLS(1);
}
BOOST_FIXTURE_TEST_CASE(triggering_an_expectation_calls_the_custom_functor_without_parameters_thanks_to_boost_bind,
mock_error_fixture)
{
mock::detail::function<int(int)> f;
f.expect().calls(boost::bind(&custom_result));
BOOST_CHECK_EQUAL(42, f(17));
CHECK_CALLS(1);
}
BOOST_FIXTURE_TEST_CASE(triggering_an_expectation_throws_the_set_exception, mock_error_fixture)
{
mock::detail::function<int()> f;
f.expect().throws(std::runtime_error("some exception"));
try
{
f();
} catch(std::runtime_error& f)
{
BOOST_CHECK_EQUAL("some exception", f.what());
CHECK_CALLS(1);
return;
}
BOOST_FAIL("should have thrown");
}
// multiple expectations
BOOST_FIXTURE_TEST_CASE(expecting_twice_a_single_expectation_makes_it_callable_twice, mock_error_fixture)
{
{
mock::detail::function<void()> f;
f.expect().once();
f.expect().once();
f();
f();
CHECK_ERROR(f(), "unexpected call", 2, "?()\nv once()\nv once()");
}
{
mock::detail::function<void(const std::string&)> f;
f.expect().once().with("first");
f.expect().once().with("second");
f("first");
f("second");
CHECK_ERROR(
f("third"), "unexpected call", 2, "?( \"third\" )\nv once().with( \"first\" )\nv once().with( \"second\" )");
}
}
BOOST_FIXTURE_TEST_CASE(best_expectation_is_selected_first, mock_error_fixture)
{
{
mock::detail::function<void(int)> f;
f.expect().once().with(1);
f.expect().once().with(2);
f(2);
f(1);
CHECK_ERROR(f(3), "unexpected call", 2, "?( 3 )\nv once().with( 1 )\nv once().with( 2 )");
}
{
mock::detail::function<void(const std::string&)> f;
f.expect().once().with("first");
f.expect().once().with("second");
f("second");
f("first");
CHECK_ERROR(
f("third"), "unexpected call", 2, "?( \"third\" )\nv once().with( \"first\" )\nv once().with( \"second\" )");
}
}
// error report
namespace {
template<typename T>
std::string to_string(const T& t)
{
std::stringstream s;
s << t;
return s.str();
}
} // namespace
BOOST_FIXTURE_TEST_CASE(expectation_can_be_serialized_to_be_human_readable, mock_error_fixture)
{
{
mock::detail::function<void(int)> f;
f.expect().once().with(1);
f.expect().once().with(2);
BOOST_CHECK_NO_THROW(f(2));
const std::string expected = "?\n"
". once().with( 1 )\n"
"v once().with( 2 )";
BOOST_CHECK_EQUAL(expected, to_string(f));
CHECK_CALLS(1);
f.reset();
}
{
mock::detail::function<void(int)> f;
f.expect().never().with(1);
const std::string expected = "?\n"
"v never().with( 1 )";
BOOST_CHECK_EQUAL(expected, to_string(f));
f.reset();
}
{
mock::detail::function<void(const std::string&)> f;
f.expect().never().with(mock::less("first"));
f.expect().exactly(2).with("second");
BOOST_CHECK_NO_THROW(f("second"));
{
const std::string expected = "?\n"
"v never().with( less( \"first\" ) )\n"
". exactly( 1/2 ).with( \"second\" )";
BOOST_CHECK_EQUAL(expected, to_string(f));
}
BOOST_CHECK_NO_THROW(f("second"));
{
const std::string expected = "?\n"
"v never().with( less( \"first\" ) )\n"
"v exactly( 2/2 ).with( \"second\" )";
BOOST_CHECK_EQUAL(expected, to_string(f));
CHECK_CALLS(2);
}
f.reset();
}
{
mock::detail::function<void(int)> f;
f.expect().once();
const std::string expected = "?\n"
". once().with( any )";
BOOST_CHECK_EQUAL(expected, to_string(f));
f.reset();
}
{
mock::detail::function<void(int)> f;
f.expect().once().with(mock::any);
const std::string expected = "?\n"
". once().with( any )";
BOOST_CHECK_EQUAL(expected, to_string(f));
f.reset();
}
{
mock::detail::function<void(int)> f;
f.expect().once();
const std::string expected = "?\n"
". once().with( any )";
BOOST_CHECK_EQUAL(expected, to_string(f));
f.reset();
}
{
mock::detail::function<void(int)> f;
f.expect().once().with(&custom_constraint);
const std::string expected = "?\n"
". once().with( ? )";
BOOST_CHECK_EQUAL(expected, to_string(f));
f.reset();
}
}
BOOST_FIXTURE_TEST_CASE(expectation_with_remaining_untriggered_matches_upon_destruction_calls_untriggered_expectation,
mock_error_fixture)
{
boost::scoped_ptr<mock::detail::function<void()>> f(new mock::detail::function<void()>);
f->expect().once();
CHECK_ERROR(f.reset(), "untriggered expectation", 0, "?\n. once()");
}
BOOST_FIXTURE_TEST_CASE(
verifying_expectation_with_remaining_matches_disables_the_automatic_verification_upon_destruction,
mock_error_fixture)
{
mock::detail::function<void()> f;
f.expect().once();
CHECK_ERROR(f.verify(), "verification failed", 0, "?\n. once()");
}
BOOST_FIXTURE_TEST_CASE(triggering_unexpected_call_call_disables_the_automatic_verification_upon_destruction,
mock_error_fixture)
{
mock::detail::function<void()> f;
CHECK_ERROR(f(), "unexpected call", 0, "?()");
}
BOOST_FIXTURE_TEST_CASE(adding_an_expectation_reactivates_the_verification_upon_destruction, mock_error_fixture)
{
boost::scoped_ptr<mock::detail::function<void()>> f(new mock::detail::function<void()>);
CHECK_ERROR((*f)(), "unexpected call", 0, "?()");
f->expect().once();
CHECK_ERROR(f.reset(), "untriggered expectation", 0, "?\n. once()");
}
BOOST_FIXTURE_TEST_CASE(throwing_an_exception_disables_the_automatic_verification_upon_destruction, mock_error_fixture)
{
try
{
mock::detail::function<void()> f;
f.expect().once();
throw std::exception();
} catch(std::exception&)
{}
}
BOOST_FIXTURE_TEST_CASE(adding_file_and_line_number_information, mock_error_fixture)
{
mock::detail::function<void()> f;
f.expect("file name", 42).once();
CHECK_ERROR(f.verify(), "verification failed", 0, "?\n. once()");
BOOST_CHECK_EQUAL("file name", mock_error_data.last_file);
BOOST_CHECK_EQUAL(42, mock_error_data.last_line);
}
#ifdef MOCK_THREAD_SAFE
# include <boost/thread.hpp>
namespace {
void iterate(mock::detail::function<int()>& f)
{
f.expect().once().returns(0);
try
{
f();
} catch(...)
{}
}
} // namespace
BOOST_FIXTURE_TEST_CASE(function_is_thread_safe, mock_error_fixture)
{
mock::detail::function<int()> f;
boost::thread_group group;
for(int i = 0; i < 100; ++i)
group.create_thread(boost::bind(&iterate, boost::ref(f)));
group.join_all();
CHECK_CALLS(100);
}
#endif // MOCK_THREAD_SAFE
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