From b5bbce5b54572e7797c79dc7fc81ea7c4f00475c Mon Sep 17 00:00:00 2001
From: Alexander Reshetnikov <no@email>
Date: Thu, 19 Jan 2012 16:30:35 +0000
Subject: [PATCH] Completed countNonZero test (found that it's already exist,
 so new implementation isn't used now).

---
 modules/core/test/test_countnonzero.cpp    | 464 ++++++++++-------------------
 modules/imgproc/test/test_boundingrect.cpp |  10 +
 2 files changed, 160 insertions(+), 314 deletions(-)

diff --git a/modules/core/test/test_countnonzero.cpp b/modules/core/test/test_countnonzero.cpp
index 2ab12e3..4d76fd6 100644
--- a/modules/core/test/test_countnonzero.cpp
+++ b/modules/core/test/test_countnonzero.cpp
@@ -4,14 +4,17 @@
 using namespace cv;
 using namespace std;
 
+#define CORE_COUNTNONZERO_ERROR_COUNT 1
+
+#define MESSAGE_ERROR_COUNT "Count non zero elements returned by OpenCV function is incorrect."
+
 #define sign(a) a > 0 ? 1 : a == 0 ? 0 : -1
 
 const int FLOAT_TYPE [2] = {CV_32F, CV_64F};
 const int INT_TYPE [5] = {CV_8U, CV_8S, CV_16U, CV_16S, CV_32S};
 
-#define MAX_CHANNELS 4
-#define MAX_WIDTH 1e+2
-#define MAX_HEIGHT 1e+2
+#define MAX_WIDTH 100
+#define MAX_HEIGHT 100
 
 class CV_CountNonZeroTest: public cvtest::BaseTest
 {
@@ -23,360 +26,193 @@ class CV_CountNonZeroTest: public cvtest::BaseTest
 	void run (int);
 
  private:
-	 float eps_32; double eps_64; Mat src;
+	 float eps_32; 
+	 double eps_64; 
+	 Mat src;
+	 int current_type;
 	
-	 void generate_src_data(cv::Size size, int type, int channels);
-	 void generate_src_data(cv::Size size, int type, int channels, int count_non_zero);
-	 void generate_src_float_data(cv::Size size, int type, int channels, int distribution);
+	 void generate_src_data(cv::Size size, int type);
+	 void generate_src_data(cv::Size size, int type, int count_non_zero);
+	 void generate_src_stat_data(cv::Size size, int type, int distribution);
+
+	 int get_count_non_zero();
 
-	 void checking_function_work();  
-	 void checking_function_work(int count_non_zero); 
+	 void print_information(int right, int result);
 };
 
-CV_CountNonZeroTest::CV_CountNonZeroTest(): eps_32(1e-2), eps_64(1e-4), src(Mat()) {}
+CV_CountNonZeroTest::CV_CountNonZeroTest(): eps_32(1e-8), eps_64(1e-16), src(Mat()), current_type(-1) {}
 CV_CountNonZeroTest::~CV_CountNonZeroTest() {}
 
-void CV_CountNonZeroTest::generate_src_data(cv::Size size, int type, int channels)
+void CV_CountNonZeroTest::generate_src_data(cv::Size size, int type)
 {
- src.create(size, CV_MAKETYPE(type, channels));
+ src.create(size, CV_MAKETYPE(type, 1));
 
- for (size_t i = 0; i < size.width; ++i)
-	for (size_t j = 0; j < size.height; ++j)
+ for (size_t j = 0; j < size.width; ++j)
+	for (size_t i = 0; i < size.height; ++i)
+		switch (type)
 		{
-		 if (type == CV_8U) switch (channels)
-		 {
-		  case 1: {src.at<uchar>(j, i) = cv::randu<uchar>(); break;}
-		  case 2: {src.at<Vec2b>(j, i) = Vec2b(cv::randu<uchar>(), cv::randu<uchar>()); break;}
-		  case 3: {src.at<Vec3b>(j, i) = Vec3b(cv::randu<uchar>(), cv::randu<uchar>(), cv::randu<uchar>()); break;}
-		  case 4: {src.at<Vec4b>(j, i) = Vec4b(cv::randu<uchar>(), cv::randu<uchar>(), cv::randu<uchar>(), cv::randu<uchar>()); break;}
-
-		  default: break;
-		 }
-
-		 else if (type == CV_8S) switch (channels)
-		 {
-		  case 1: {src.at<char>(j,i) = cv::randu<uchar>()-128; break; }
-		  case 2: {src.at< Vec<char, 2> >(j, i) = Vec<char, 2>(cv::randu<uchar>()-128, cv::randu<uchar>()-128); break;}
-		  case 3: {src.at< Vec<char, 3> >(j, i) = Vec<char, 3>(cv::randu<uchar>()-128, cv::randu<uchar>()-128, cv::randu<uchar>()-128); break;}
-		  case 4: {src.at< Vec<char, 4> >(j, i) = Vec<char, 4>(cv::randu<uchar>()-128, cv::randu<uchar>()-128, cv::randu<uchar>()-128, cv::randu<uchar>()-128); break;}
-		  default:break;
-		 }
-			
-		 else if (type == CV_16U) switch (channels)
-		 {
-		  case 1: {src.at<ushort>(j, i) = cv::randu<ushort>(); break;}
-		  case 2: {src.at< Vec<ushort, 2> >(j, i) = Vec<ushort, 2>(cv::randu<ushort>(), cv::randu<ushort>()); break;}
-		  case 3: {src.at< Vec<ushort, 3> >(j, i) = Vec<ushort, 3>(cv::randu<ushort>(), cv::randu<ushort>(), cv::randu<ushort>()); break;}
-		  case 4: {src.at< Vec<ushort, 4> >(j, i) = Vec<ushort, 4>(cv::randu<ushort>(), cv::randu<ushort>(), cv::randu<ushort>(), cv::randu<ushort>()); break;}
-		  default: break;
-		 }
-
-		 else if (type == CV_16S) switch (channels)
-		 {
-		  case 1: {src.at<short>(j, i) = cv::randu<short>(); break;}
-		  case 2: {src.at<Vec2s>(j, i) = Vec2s(cv::randu<short>(), cv::randu<short>()); break;}
-		  case 3: {src.at<Vec3s>(j, i) = Vec3s(cv::randu<short>(), cv::randu<short>(), cv::randu<short>()); break;}
-		  case 4: {src.at<Vec4s>(j, i) = Vec4s(cv::randu<short>(), cv::randu<short>(), cv::randu<short>(), cv::randu<short>()); break;}
-		  default: break;
-		 }
-
-		 else if (type == CV_32S) switch (channels)
-		 {
-		  case 1: {src.at<int>(j, i) = cv::randu<int>(); break;}
-		  case 2: {src.at<Vec2i>(j, i) = Vec2i(cv::randu<int>(), cv::randu<int>()); break;}
-		  case 3: {src.at<Vec3i>(j, i) = Vec3i(cv::randu<int>(), cv::randu<int>(), cv::randu<int>()); break;}
-		  case 4: {src.at<Vec4i>(j, i) = Vec4i(cv::randu<int>(), cv::randu<int>(), cv::randu<int>(), cv::randu<int>()); break;}
-		  default: break;
-		 }
-
-		 else if (type == CV_32F) switch (channels)
-		 {
-		  case 1: {src.at<float>(j, i) = cv::randu<float>(); break;}
-		  case 2: {src.at<Vec2f>(j, i) = Vec2i(cv::randu<float>(), cv::randu<float>()); break;}
-		  case 3: {src.at<Vec3f>(j, i) = Vec3i(cv::randu<float>(), cv::randu<float>(), cv::randu<float>()); break;}
-		  case 4: {src.at<Vec4f>(j, i) = Vec4i(cv::randu<float>(), cv::randu<float>(), cv::randu<float>(), cv::randu<float>()); break;}
-		  default: break;
-		 }
-
-		 else if (type == CV_64F) switch (channels)
-		 {
-		  case 1: {src.at<double>(j, i) = cv::randu<double>(); break;}
-		  case 2: {src.at<Vec2d>(j, i) = Vec2d(cv::randu<double>(), cv::randu<double>()); break;}
-		  case 3: {src.at<Vec3d>(j, i) = Vec3d(cv::randu<double>(), cv::randu<double>(), cv::randu<double>()); break;}
-		  case 4: {src.at<Vec4d>(j, i) = Vec4d(cv::randu<double>(), cv::randu<double>(), cv::randu<double>(), cv::randu<double>()); break;}
-		  default: break;
-		 }
+		 case CV_8U: { src.at<uchar>(i, j) = cv::randu<uchar>(); break; }
+		 case CV_8S: { src.at<char>(i, j) = cv::randu<uchar>() - 128; break; }
+		 case CV_16U: { src.at<ushort>(i, j) = cv::randu<ushort>(); break; }
+		 case CV_16S: { src.at<short>(i, j) = cv::randu<short>(); break; }
+		 case CV_32S: { src.at<int>(i, j) = cv::randu<int>(); break; }
+		 case CV_32F: { src.at<float>(i, j) = cv::randu<float>(); break; }
+		 case CV_64F: { src.at<double>(i, j) = cv::randu<double>(); break; }
+		 default: break;
 		}
 }
 
-void CV_CountNonZeroTest::generate_src_data(cv::Size size, int type, int channels, int count_non_zero)
+void CV_CountNonZeroTest::generate_src_data(cv::Size size, int type, int count_non_zero)
 {
- src = Mat::zeros(size, CV_MAKETYPE(type, channels));
+ src = Mat::zeros(size, CV_MAKETYPE(type, 1));
  
- int n = -1;
+ int n = 0; RNG& rng = ts->get_rng();
 
  while (n < count_non_zero)
  {
-	 RNG& rng = ts->get_rng();
-
-	 size_t i = rng.next()%size.height, j = rng.next()%size.width;
+  size_t i = rng.next()%size.height, j = rng.next()%size.width;
 	 
-	 switch (type)
-	 {
-	  case CV_8U: 
-		 {
-		   if (channels == 1) 
-		   {
-			uchar value = cv::randu<uchar>();
-			if (value != 0) {src.at<uchar>(i, j) = value; n++;}
-		   }
-			 
-		   else if (channels == 2)
-		   {
-			Vec2b value(cv::randu<uchar>(), cv::randu<uchar>());
-			if (value != Vec2b(0, 0)) {src.at<Vec2b>(i, j) = value; n++;}
-		   }
-
-		   else if (channels == 3)
-		   {
-			Vec3b value(cv::randu<uchar>(), cv::randu<uchar>(), cv::randu<uchar>());
-			if (value != Vec3b(0, 0, 0)) {src.at<Vec3b>(i, j) = value; n++;}
-		   }
-
-		   else
-
-		   {
-		    Vec4b value(cv::randu<uchar>(), cv::randu<uchar>(), cv::randu<uchar>(), cv::randu<uchar>());
-			if (value != Vec4b(0, 0, 0, 0)) {src.at<Vec4b>(i, j) = value; n++;}
-		   }
-
-		   break;
-		 }
-
-	  case CV_8S:
-		  {
-		   if (channels == 1) 
-		   {
-			char value = cv::randu<uchar>()-128;
-			if (value != 0) {src.at<char>(i, j) = value; n++;}
-		   }
-			 
-		   else if (channels == 2)
-		   {
-			Vec<char, 2> value(cv::randu<uchar>()-128, cv::randu<uchar>()-128);
-			if (value != Vec<char, 2>(0, 0)) {src.at< Vec<char, 2 > >(i, j) = value; n++;}
-		   }
-
-		   else if (channels == 3)
-		   {
-			Vec<char, 3> value(cv::randu<uchar>()-128, cv::randu<uchar>()-128, cv::randu<uchar>()-128);
-			if (value != Vec<char, 3>(0, 0, 0)) {src.at< Vec<char, 3> >(i, j) = value; n++;}
-		   }
-
-		   else
-
-		   {
-		    Vec<char, 4> value(cv::randu<uchar>()-128, cv::randu<uchar>()-128, cv::randu<uchar>()-128, cv::randu<uchar>()-128);
-			if (value != Vec<char, 4>(0, 0, 0, 0)) {src.at< Vec<char, 4> >(i, j) = value; n++;}
-		   }
-
-		   break;
-		  }
-
-	  case CV_16U:
-		  {
-		   if (channels == 1) 
-		   {
-			ushort value = cv::randu<ushort>();
-			n += abs(sign(value));
-			src.at<ushort>(i, j) = value;
-		   }
-			 
-		   else if (channels == 2)
-		   {
-			Vec<ushort, 2> value(cv::randu<ushort>(), cv::randu<ushort>());
-			if (value != Vec<ushort, 2>(0, 0)) {src.at< Vec<ushort, 2> >(i, j) = value; n++;}
-		   }
-
-		   else if (channels == 3)
-		   {
-		    Vec<ushort, 3> value(cv::randu<ushort>(), cv::randu<ushort>(), cv::randu<ushort>());
-			if (value != Vec<ushort, 3>(0, 0, 0)) {src.at< Vec<ushort, 3> >(i, j) = value; n++;}
-		   }
-
-		   else
-
-		   {
-		    Vec<ushort, 4> value(cv::randu<ushort>(), cv::randu<ushort>(), cv::randu<ushort>(), cv::randu<ushort>());
-			if (value != Vec<ushort, 4>(0, 0, 0, 0)) {src.at< Vec<ushort, 4> >(i, j) = value; n++;}
-		   }
+  switch (type)
+  {
+   case CV_8U: { if (!src.at<uchar>(i, j)) {src.at<uchar>(i, j) = cv::randu<uchar>(); n += abs(sign(src.at<uchar>(i, j)));} break; }
+   case CV_8S: { if (!src.at<char>(i, j)) {src.at<char>(i, j) = cv::randu<uchar>() - 128; n += abs(sign(src.at<char>(i, j)));} break; }
+   case CV_16U: { if (!src.at<ushort>(i, j)) {src.at<ushort>(i, j) = cv::randu<ushort>(); n += abs(sign(src.at<ushort>(i, j)));} break; }
+   case CV_16S: { if (!src.at<short>(i, j)) {src.at<short>(i, j) = cv::randu<short>(); n += abs(sign(src.at<short>(i, j)));} break; }
+   case CV_32S: { if (!src.at<int>(i, j)) {src.at<int>(i, j) = cv::randu<int>(); n += abs(sign(src.at<int>(i, j)));} break; }
+   case CV_32F: { if (fabs(src.at<float>(i, j)) <= eps_32) {src.at<float>(i, j) = cv::randu<float>(); n += sign(fabs(src.at<float>(i, j)) > eps_32);} break; }
+   case CV_64F: { if (fabs(src.at<double>(i, j)) <= eps_64) {src.at<double>(i, j) = cv::randu<double>(); n += sign(fabs(src.at<double>(i, j)) > eps_64);} break; }
+
+   default: break;
+  }
+ }
+ 
+}
 
-		   break;
-		  }
+void CV_CountNonZeroTest::generate_src_stat_data(cv::Size size, int type, int distribution)
+{
+ src.create(size, CV_MAKETYPE(type, 1));
 
-	  case CV_16S:
-		  {
-		   if (channels == 1) 
-		   {
-			short value = cv::randu<short>();
-			n += abs(sign(value));
-			src.at<short>(i, j) = value;
-		   }
-			 
-		   else if (channels == 2)
-		   {
-			Vec2s value(cv::randu<short>(), cv::randu<short>());
-			if (value != Vec2s(0, 0)) {src.at<Vec2s>(i, j) = value; n++;}
-		   }
+ double mean = 0.0, sigma = 1.0;
+ double left = -1.0, right = 1.0;
 
-		   else if (channels == 3)
-		   {
-			Vec3s value(cv::randu<short>(), cv::randu<short>(), cv::randu<short>());
-			if (value != Vec3s(0, 0, 0)) {src.at<Vec3s>(i, j) = value; n++;}
-		   }
+ RNG& rng = ts->get_rng();
 
-		   else
+ if (distribution == RNG::NORMAL) 
+	 rng.fill(src, RNG::NORMAL, Scalar::all(mean), Scalar::all(sigma));
+ else if (distribution == RNG::UNIFORM)
+	 rng.fill(src, RNG::UNIFORM, Scalar::all(left), Scalar::all(right));
+}
 
-		   {
-		    Vec4s value(cv::randu<short>(), cv::randu<short>(), cv::randu<short>(), cv::randu<short>());
-			if (value != Vec4s(0, 0, 0, 0)) {src.at<Vec4s>(i, j) = value; n++;}
-		   }
+int CV_CountNonZeroTest::get_count_non_zero()
+{
+ int result = 0, channels = src.channels();
 
-		   break;
-		  }
+ for (size_t i = 0; i < src.rows; ++i)
+ for (size_t j = 0; j < src.cols; ++j)
 
-	  case CV_32S:
-		  {
-		   if (channels == 1) 
-		   {
-			int value = cv::randu<int>();
-			n += abs(sign(value));
-			src.at<int>(i, j) = value;
-		   }
-			 
-		   else if (channels == 2)
-		   {
-			Vec2i value(cv::randu<int>(), cv::randu<int>());
-			if (value != Vec2i(0, 0)) {src.at<Vec2i>(i, j) = value; n++;}
-		   }
+ if (current_type == CV_8U) result += abs(sign(src.at<uchar>(i, j)));
+ 
+ else if (current_type == CV_8S) result += abs(sign(src.at<char>(i, j))); 
 
-		   else if (channels == 3)
-		   {
-			Vec3i value(cv::randu<int>(), cv::randu<int>(), cv::randu<int>());
-			if (value != Vec3i(0, 0, 0)) {src.at<Vec3i>(i, j) = value; n++;}
-		   }
+ else if (current_type == CV_16U) result += abs(sign(src.at<ushort>(i, j))); 
 
-		   else
+ else if (current_type == CV_16S) result += abs(sign(src.at<short>(i, j)));
 
-		   {
-		    Vec4i value(cv::randu<int>(), cv::randu<int>(), cv::randu<int>(), cv::randu<int>());
-			if (value != Vec4i(0, 0, 0, 0)) {src.at<Vec4i>(i, j) = value; n++;}
-		   }
+ else if (current_type == CV_32S) result += abs(sign(src.at<int>(i, j)));
 
-		   break;
-		  }
+ else if (current_type == CV_32F) result += sign(fabs(src.at<float>(i, j)) > eps_32);
 
+ else result += sign(fabs(src.at<double>(i, j)) > eps_64);
 
-	  case CV_32F:
-		  {
-		    if (channels == 1)
-			{
-			 float value = cv::randu<float>();
-			 n += sign(fabs(value) > eps_32);
-			 src.at<float>(i, j) = value;  
-			}
-			
-			else 
+ return result;
+}
 
-			if (channels == 2)
-			{
-			 Vec2f value(cv::randu<float>(), cv::randu<float>());
-			 n += sign(cv::norm(value) > eps_32); 
-			 src.at<Vec2f>(i, j) = value; 
-			}
+void CV_CountNonZeroTest::print_information(int right, int result)
+{
+ cout << endl; cout << "Checking for the work of countNonZero function..." << endl; cout << endl;
+ cout << "Type of Mat: "; 
+ switch (current_type)
+ {
+  case 0: {cout << "CV_8U"; break;} 
+  case 1: {cout << "CV_8S"; break;}
+  case 2: {cout << "CV_16U"; break;}
+  case 3: {cout << "CV_16S"; break;}
+  case 4: {cout << "CV_32S"; break;}
+  case 5: {cout << "CV_32F"; break;}
+  case 6: {cout << "CV_64F"; break;}
+  default: break;
+ }
+ cout << endl;
+ cout << "Number of rows: " << src.rows << "   Number of cols: " << src.cols << endl;
+ cout << "True count non zero elements: " << right << "   Result: " << result << endl; 
+ cout << endl;
+}
 
-			else 
+void CV_CountNonZeroTest::run(int)
+{
+ const size_t N = 1500;
 
-			if (channels == 3)
-			{
-			 Vec3f value(cv::randu<float>(), cv::randu<float>(), cv::randu<float>());
-			 n += sign(cv::norm(value) > eps_32); 
-			 src.at<Vec3f>(i, j) = value;
-			}
-				
-			else
-				
+ for (int k = 1; k <= 3; ++k)
+ for (size_t i = 0; i < N; ++i)
+ {
+  RNG& rng = ts->get_rng();
+
+  int w = rng.next()%MAX_WIDTH + 1, h = rng.next()%MAX_HEIGHT + 1;
+
+  current_type = rng.next()%7;
+
+  switch (k)
+  {
+   case 1: { 
+	         generate_src_data(Size(w, h), current_type);
+			 int right = get_count_non_zero(), result = countNonZero(src);
+			 if (result != right)
+			 {
+			  cout << "Number of experiment: " << i << endl;
+			  cout << "Method of data generation: RANDOM" << endl;
+			  print_information(right, result);
+			  CV_Error(CORE_COUNTNONZERO_ERROR_COUNT, MESSAGE_ERROR_COUNT);
+			  return;
+			 }
+
+			 break;
+		   }
+
+   case 2: {
+			int count_non_zero = rng.next()%(w*h);
+	        generate_src_data(Size(w, h), current_type, count_non_zero);
+			int result = countNonZero(src);
+			if (result != count_non_zero)
 			{
-			 Vec4f value(cv::randu<float>(), cv::randu<float>(), cv::randu<float>(), cv::randu<float>());
-			 n += sign(cv::norm(value) > eps_32);
-			 src.at<Vec4f>(i, j) = value;
+			 cout << "Number of experiment: " << i << endl;
+			 cout << "Method of data generation: HALF-RANDOM" << endl;
+			 print_information(count_non_zero, result);
+			 CV_Error(CORE_COUNTNONZERO_ERROR_COUNT, MESSAGE_ERROR_COUNT);
+			 return;
 			}
 
 			break;
-		  }
-
-	  case CV_64F:
-		  {
-		   if (channels == 1)
-			{
-			 double value = cv::randu<double>();
-			 n += sign(fabs(value) > eps_64);
-			 src.at<double>(i, j) = value;  
-			}
-			
-			else 
-
-			if (channels == 2)
-			{
-			 Vec2d value(cv::randu<double>(), cv::randu<double>());
-			 n += sign(cv::norm(value) > eps_64); 
-			 src.at<Vec2d>(i, j) = value; 
-			}
-
-			else 
+		   }
 
-			if (channels == 3)
-			{
-			 Vec3d value(cv::randu<double>(), cv::randu<double>(), cv::randu<double>());
-			 n += sign(cv::norm(value) > eps_64); 
-			 src.at<Vec3d>(i, j) = value;
-			}
-				
-			else
-				
+   case 3: {
+			int distribution = cv::randu<uchar>()%2;
+			generate_src_stat_data(Size(w, h), current_type, distribution);
+			int right = get_count_non_zero(), result = countNonZero(src);
+			if (right != result)
 			{
-			 Vec4d value(cv::randu<double>(), cv::randu<double>(), cv::randu<double>(), cv::randu<double>());
-			 n += sign(cv::norm(value) > eps_64);
-			 src.at<Vec4d>(i, j) = value;
+			 cout << "Number of experiment: " << i << endl;
+			 cout << "Method of data generation: STATISTIC" << endl;
+			 print_information(right, result);
+			 CV_Error(CORE_COUNTNONZERO_ERROR_COUNT, MESSAGE_ERROR_COUNT);
+			 return;
 			}
 
-		   break;
-		  }
+			break;
+		   }
 
-	  default: break;
-	 }
+   default: break;
+  }
  }
- 
-}
-
-void CV_CountNonZeroTest::generate_src_float_data(cv::Size size, int type, int channels, int distribution)
-{
- src.create(size, CV_MAKETYPE(type, channels));
-
- double mean = 0.0, sigma = 1.0;
- double left = -1.0, right = 1.0;
-
- RNG& rng = ts->get_rng();
-
- if (distribution == RNG::NORMAL) 
-	 rng.fill(src, RNG::NORMAL, Scalar::all(mean), Scalar::all(sigma));
- else if (distribution == RNG::UNIFORM)
-	 rng.fill(src, RNG::UNIFORM, Scalar::all(left), Scalar::all(right));
-}
-
-void CV_CountNonZeroTest::run(int)
-{
- 
 }
 
-TEST (Core_CountNonZero, accuracy) { CV_CountNonZeroTest test; test.safe_run(); }
\ No newline at end of file
+// TEST (Core_CountNonZero, accuracy) { CV_CountNonZeroTest test; test.safe_run(); }
\ No newline at end of file
diff --git a/modules/imgproc/test/test_boundingrect.cpp b/modules/imgproc/test/test_boundingrect.cpp
index 2321953..d150a89 100644
--- a/modules/imgproc/test/test_boundingrect.cpp
+++ b/modules/imgproc/test/test_boundingrect.cpp
@@ -22,7 +22,17 @@ CV_BoundingRectTest::~CV_BoundingRectTest() {}
 
 void CV_BoundingRectTest::run(int)
 {
+ const int MAX_WIDTH = 100;
+ const int MAX_HEIGHT = 100;
+ const int N = 100;
 
+ RNG& rng = ts->get_rng();
+
+ for (size_t i = 0; i < N; ++i)
+ {
+  int w = rng.next()%MAX_WIDTH + 1, h = rng.next()%MAX_HEIGHT + 1;
+  cv::Mat src(h, w, CV_8U); cv::randu(src, Scalar_<bool>::all(false), Scalar_<bool>::all(true));
+ }
 }
 
 TEST (Imgproc_BoundingRect, accuracy) { CV_BoundingRectTest test; test.safe_run(); }
\ No newline at end of file
-- 
2.7.4