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core(test): zero values divide test (4.0+)

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This commit is contained in:
Alexander Alekhin 2018-10-14 01:28:54 +00:00
parent 4a9291fd89
commit 09cb329d73
1 changed files with 30 additions and 0 deletions
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30
modules/core/test/test_arithm.cpp
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@ -2286,6 +2286,7 @@ template <typename T> static inline
void testDivideChecks(const Mat& dst)
{
ASSERT_FALSE(dst.empty());
CV_StaticAssert(std::numeric_limits<T>::is_integer, "");
for (int y = 0; y < dst.rows; y++)
{
for (int x = 0; x < dst.cols; x++)
@ -2298,6 +2299,35 @@ void testDivideChecks(const Mat& dst)
}
}
template <typename T> static inline
void testDivideChecksFP(const Mat& dst)
{
ASSERT_FALSE(dst.empty());
CV_StaticAssert(!std::numeric_limits<T>::is_integer, "");
for (int y = 0; y < dst.rows; y++)
{
for (int x = 0; x < dst.cols; x++)
{
if (y == 0 && x == 2)
{
EXPECT_TRUE(cvIsNaN(dst.at<T>(y, x))) << "dst(" << y << ", " << x << ") = " << dst.at<T>(y, x);
}
else if (x == 2)
{
EXPECT_TRUE(cvIsInf(dst.at<T>(y, x))) << "dst(" << y << ", " << x << ") = " << dst.at<T>(y, x);
}
else
{
EXPECT_FALSE(cvIsNaN(dst.at<T>(y, x))) << "dst(" << y << ", " << x << ") = " << dst.at<T>(y, x);
EXPECT_FALSE(cvIsInf(dst.at<T>(y, x))) << "dst(" << y << ", " << x << ") = " << dst.at<T>(y, x);
}
}
}
}
template <> inline void testDivideChecks<float>(const Mat& dst) { testDivideChecksFP<float>(dst); }
template <> inline void testDivideChecks<double>(const Mat& dst) { testDivideChecksFP<double>(dst); }
template <typename T, bool isUMat> static inline
void testDivide()