143 lines
4.8 KiB
C++
143 lines
4.8 KiB
C++
/*
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* Copyright (c) 2015, Michael Feathers, James Grenning, Bas Vodde
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* and Arnd R. Strube. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the <organization> nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE EARLIER MENTIONED AUTHORS ''AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL <copyright holder> BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "CppUTest/CommandLineTestRunner.h"
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#include "CppUTest/TestHarness.h"
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#include "CppUTest/TestRegistry.h"
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#include "CppUTest/TestTestingFixture.h"
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#include "CppUTestExt/IEEE754ExceptionsPlugin.h"
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#if CPPUTEST_HAVE_FENV
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#include "IEEE754PluginTest_c.h"
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TEST_GROUP(FE_with_Plugin)
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{
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TestTestingFixture fixture;
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IEEE754ExceptionsPlugin ieee754Plugin;
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void setup(void) CPPUTEST_OVERRIDE
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{
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fixture.installPlugin(&ieee754Plugin);
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}
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};
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TEST(FE_with_Plugin, should_fail_when_FE_DIVBYZERO_is_set)
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{
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fixture.setTestFunction(set_divisionbyzero_c);
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fixture.runAllTests();
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fixture.assertPrintContains("IEEE754_CHECK_CLEAR(FE_DIVBYZERO) failed");
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}
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TEST(FE_with_Plugin, should_fail_when_FE_OVERFLOW_is_set)
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{
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fixture.setTestFunction(set_overflow_c);
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fixture.runAllTests();
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fixture.assertPrintContains("IEEE754_CHECK_CLEAR(FE_OVERFLOW) failed");
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}
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TEST(FE_with_Plugin, should_fail_when_FE_UNDERFLOW_is_set)
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{
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fixture.setTestFunction(set_underflow_c);
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fixture.runAllTests();
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fixture.assertPrintContains("IEEE754_CHECK_CLEAR(FE_UNDERFLOW) failed");
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}
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TEST(FE_with_Plugin, should_fail_when_FE_INEXACT_is_set_and_enabled)
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{
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IEEE754ExceptionsPlugin::enableInexact();
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fixture.setTestFunction(set_inexact_c);
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fixture.runAllTests();
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fixture.assertPrintContains("IEEE754_CHECK_CLEAR(FE_INEXACT) failed");
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}
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TEST(FE_with_Plugin, should_succeed_when_FE_INEXACT_is_set_and_disabled)
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{
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IEEE754ExceptionsPlugin::enableInexact();
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IEEE754ExceptionsPlugin::disableInexact();
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fixture.setTestFunction(set_inexact_c);
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fixture.runAllTests();
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fixture.assertPrintContains("OK");
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}
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TEST(FE_with_Plugin, should_succeed_with_5_checks_when_no_flags_are_set)
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{
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IEEE754ExceptionsPlugin::enableInexact();
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fixture.setTestFunction(set_nothing_c);
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fixture.runAllTests();
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fixture.assertPrintContains("OK (1 tests, 1 ran, 5 checks, 0 ignored, 0 filtered out");
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IEEE754ExceptionsPlugin::disableInexact();
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}
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TEST(FE_with_Plugin, should_check_five_times_when_all_flags_are_set)
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{
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fixture.setTestFunction(set_everything_c);
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fixture.runAllTests();
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LONGS_EQUAL(5, fixture.getCheckCount());
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}
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TEST(FE_with_Plugin, should_fail_only_once_when_all_flags_are_set)
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{
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fixture.setTestFunction(set_everything_c);
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fixture.runAllTests();
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LONGS_EQUAL(1, fixture.getFailureCount());
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}
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static void set_everything_but_already_failed(void)
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{
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set_everything_c();
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CHECK(1 == 2);
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}
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TEST(FE_with_Plugin, should_not_fail_again_when_test_has_already_failed)
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{
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fixture.setTestFunction(set_everything_but_already_failed);
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fixture.runAllTests();
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CHECK(IEEE754ExceptionsPlugin::checkIeee754OverflowExceptionFlag());
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CHECK(IEEE754ExceptionsPlugin::checkIeee754UnderflowExceptionFlag());
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CHECK(IEEE754ExceptionsPlugin::checkIeee754InexactExceptionFlag());
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CHECK(IEEE754ExceptionsPlugin::checkIeee754DivByZeroExceptionFlag());
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LONGS_EQUAL(1, fixture.getCheckCount());
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LONGS_EQUAL(1, fixture.getFailureCount());
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}
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static IEEE754ExceptionsPlugin ip;
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TEST_GROUP(IEEE754ExceptionsPlugin2)
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{
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void setup(void) CPPUTEST_OVERRIDE
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{
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TestRegistry::getCurrentRegistry()->installPlugin(&ip);
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}
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};
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IGNORE_TEST(IEEE754ExceptionsPlugin2, should_not_fail_in_ignored_test)
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{
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set_everything_c();
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}
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#endif
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