106 lines
4.0 KiB
C++
106 lines
4.0 KiB
C++
/*
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* Copyright (c) 2007, Michael Feathers, James Grenning and Bas Vodde
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* 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/TestHarness.h"
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#include "CppUTest/TestOutput.h"
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#include "CppUTest/PlatformSpecificFunctions.h"
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#if CPPUTEST_USE_STD_C_LIB
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#include <math.h>
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#endif
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#if defined(NAN) && defined(INFINITY)
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namespace
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{
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const int failLineNumber = 2;
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const char* failFileName = "fail.cpp";
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}
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TEST_GROUP(TestFailureNanAndInf)
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{
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UtestShell* test;
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void setup() CPPUTEST_OVERRIDE
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{
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test = new UtestShell("groupname", "testname", failFileName, failLineNumber-1);
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}
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void teardown() CPPUTEST_OVERRIDE
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{
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delete test;
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}
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};
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#define FAILURE_EQUAL(a, b) STRCMP_EQUAL_LOCATION(a, (b).getMessage().asCharString(), "", __FILE__, __LINE__)
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TEST(TestFailureNanAndInf, DoublesEqualExpectedIsNaN)
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{
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DoublesEqualFailure f(test, failFileName, failLineNumber, (double)NAN, 2.0, 3.0, "");
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FAILURE_EQUAL("expected <Nan - Not a number>\n"
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"\tbut was <2> threshold used was <3>\n"
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"\tCannot make comparisons with Nan", f);
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}
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TEST(TestFailureNanAndInf, DoublesEqualActualIsNaN)
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{
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DoublesEqualFailure f(test, failFileName, failLineNumber, 1.0, (double)NAN, 3.0, "");
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FAILURE_EQUAL("expected <1>\n"
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"\tbut was <Nan - Not a number> threshold used was <3>\n"
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"\tCannot make comparisons with Nan", f);
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}
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TEST(TestFailureNanAndInf, DoublesEqualThresholdIsNaN)
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{
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DoublesEqualFailure f(test, failFileName, failLineNumber, 1.0, 2.0, (double)NAN, "");
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FAILURE_EQUAL("expected <1>\n"
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"\tbut was <2> threshold used was <Nan - Not a number>\n"
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"\tCannot make comparisons with Nan", f);
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}
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TEST(TestFailureNanAndInf, DoublesEqualExpectedIsInf)
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{
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DoublesEqualFailure f(test, failFileName, failLineNumber, (double)INFINITY, 2.0, 3.0, "");
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FAILURE_EQUAL("expected <Inf - Infinity>\n"
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"\tbut was <2> threshold used was <3>", f);
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}
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TEST(TestFailureNanAndInf, DoublesEqualActualIsInf)
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{
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DoublesEqualFailure f(test, failFileName, failLineNumber, 1.0, (double)INFINITY, 3.0, "");
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FAILURE_EQUAL("expected <1>\n"
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"\tbut was <Inf - Infinity> threshold used was <3>", f);
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}
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TEST(TestFailureNanAndInf, DoublesEqualThresholdIsInf)
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{
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DoublesEqualFailure f(test, failFileName, failLineNumber, 1.0, (double)NAN, (double)INFINITY, "");
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FAILURE_EQUAL("expected <1>\n"
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"\tbut was <Nan - Not a number> threshold used was <Inf - Infinity>\n"
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"\tCannot make comparisons with Nan", f);
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}
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#endif
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