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Compare float values with a tolerance

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This commit is contained in:
Freddie AKeroyd
2020-02-13 23:43:57 +00:00
committed by mdavidsaver
parent aca717aa2a
commit 2c199fe50c
1 changed files with 8 additions and 1 deletions
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9
testApp/remote/channelAccessIFTest.cpp
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@ -50,6 +50,13 @@ const std::string ChannelAccessIFTest::TEST_ARRAY_CHANNEL_NAME = "testArray1";
#define EXTRA_STRESS_TESTS 0 #define EXTRA_STRESS_TESTS 0
#endif #endif
/// test if values are equal within a given tolerance
template <typename T>
inline bool compareWithTol(const T v1, const T v2, const T tol)
{
return (std::fabs(v1 - v2) <= tol);
}
int ChannelAccessIFTest::runAllTest() { int ChannelAccessIFTest::runAllTest() {
testPlan(152+EXTRA_STRESS_TESTS); testPlan(152+EXTRA_STRESS_TESTS);
@ -1924,7 +1931,7 @@ void ChannelAccessIFTest::test_channelArray() {
//checking 1.1 2.2 3.3 4.4 5.5 //checking 1.1 2.2 3.3 4.4 5.5
for (unsigned i = 0; i < numOfElements; i++) { for (unsigned i = 0; i < numOfElements; i++) {
int ii = i + 1; int ii = i + 1;
testOk(data[i] == (ii + ii*0.1), "%s: data slot %d should be %f not %f", CURRENT_FUNCTION, i, (ii+ii*0.1), data[i]); testOk(compareWithTol(data[i], ii + ii*0.1, 1e-5), "%s: data slot %d should be %f not %f", CURRENT_FUNCTION, i, (ii+ii*0.1), data[i]);
} }