added a test for ocl::norm

modules/ocl/test/test_norm.cpp

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+
+#include "test_precomp.hpp"
+
+typedef ::testing::TestWithParam<cv::Size> normFixture;
+
+TEST_P(normFixture, DISABLED_accuracy)
+{
+    const cv::Size srcSize = GetParam();
+
+    cv::Mat src1(srcSize, CV_8UC1), src2(srcSize, CV_8UC1);
+    cv::randu(src1, 0, 2);
+    cv::randu(src2, 0, 2);
+
+    cv::ocl::oclMat oclSrc1(src1), oclSrc2(src2);
+
+    double value = cv::norm(src1, src2, cv::NORM_INF);
+    double oclValue = cv::ocl::norm(oclSrc1, oclSrc2, cv::NORM_INF);
+
+    ASSERT_EQ(value, oclValue);
+}
+
+INSTANTIATE_TEST_CASE_P(oclNormTest, normFixture,
+                        ::testing::Values(cv::Size(500, 500), cv::Size(1000, 1000)));