Removed corners valus from perf tests and better unit tests for corners values

modules/imgproc/perf/opencl/perf_gftt.cpp

@@ -81,7 +81,6 @@ OCL_PERF_TEST_P(GoodFeaturesToTrackFixture, GoodFeaturesToTrack,
                                              minDistance, noArray(), 3, 3, harrisDetector, 0.04, values);
 
     SANITY_CHECK(dst);
-    SANITY_CHECK(values);
 }
 
 } } // namespace opencv_test::ocl

modules/imgproc/perf/perf_goodFeaturesToTrack.cpp

@@ -39,11 +39,7 @@ PERF_TEST_P(Image_MaxCorners_QualityLevel_MinDistance_BlockSize_gradientSize_Use
     if (corners.size() > 50)
         corners.erase(corners.begin() + 50, corners.end());
 
-    if (corners_values.size() > 50)
-        corners_values.erase(corners_values.begin() + 50, corners_values.end());
-
     SANITY_CHECK(corners);
-    SANITY_CHECK(corners_values);
 }
 
 } // namespace

modules/imgproc/test/ocl/test_gftt.cpp

@@ -111,7 +111,9 @@ OCL_TEST_P(GoodFeaturesToTrack, Accuracy)
         ASSERT_FALSE(uvalues.empty());
         UMatToVector(upoints, upts);
 
+        ASSERT_EQ(pts.size(), values.size());
         ASSERT_EQ(upts.size(), pts.size());
+        ASSERT_EQ(uvalues.size(), values.size());
 
         int mistmatch = 0;
         for (size_t i = 0; i < pts.size(); ++i)

modules/imgproc/test/test_goodfeaturetotrack.cpp

@@ -391,8 +391,33 @@ int CV_GoodFeatureToTTest::validate_test_results( int test_case_idx )
         ts->set_failed_test_info(cvtest::TS::FAIL_BAD_ACCURACY);
 
         for(int i = 0; i < (int)std::min((unsigned int)(corners.size()), (unsigned int)(Refcorners.size())); i++){
-            if ( (corners[i].x != Refcorners[i].x) || (corners[i].y != Refcorners[i].y) || (corners_values[i] != Refcorners_values[i]))
-                printf("i = %i X %2.6f Xref %2.6f Y %2.6f Yref %2.6f Values %2.6f Values ref %2.6f\n",i,corners[i].x,Refcorners[i].x,corners[i].y,Refcorners[i].y,corners_values[i],Refcorners_values[i]);
+            if ( (corners[i].x != Refcorners[i].x) || (corners[i].y != Refcorners[i].y))
+                printf("i = %i X %2.6f Xref %2.6f Y %2.6f Yref %2.6f\n",i,corners[i].x,Refcorners[i].x,corners[i].y,Refcorners[i].y);
+        }
+    }
+    else
+    {
+        TEST_MESSAGEL (" Refcorners =  ", Refcorners.size())
+        TEST_MESSAGEL (" TestCorners = ", corners.size())
+        TEST_MESSAGE ("\n")
+
+        ts->set_failed_test_info(cvtest::TS::OK);
+    }
+
+    e = cv::norm(corners_values, Refcorners_values); // TODO cvtest
+
+    if (e > eps)
+    {
+        TEST_MESSAGEL ("Number of features: Refcorners =  ", Refcorners.size())
+        TEST_MESSAGEL ("                    TestCorners = ", corners.size())
+        TEST_MESSAGE ("\n")
+
+        ts->printf(cvtest::TS::CONSOLE, "actual error: %g, expected: %g", e, eps);
+        ts->set_failed_test_info(cvtest::TS::FAIL_BAD_ACCURACY);
+
+        for(int i = 0; i < (int)std::min((unsigned int)(corners_values.size()), (unsigned int)(Refcorners_values.size())); i++){
+            if (corners_values[i] != Refcorners_values[i])
+                printf("Values %2.6f Values ref %2.6f\n",corners_values[i],Refcorners_values[i]);
         }
     }
     else