countNonZero & boundingRect tests - added first versions

modules/core/test/test_countnonzero.cpp

+#include "test_precomp.hpp"
+#include <time.h>
+
+using namespace cv;
+using namespace std;
+
+#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
+
+class CV_CountNonZeroTest: public cvtest::BaseTest
+{
+ public:
+	CV_CountNonZeroTest();
+	~CV_CountNonZeroTest();
+
+ protected:
+	void run (int);
+
+ private:
+	 float eps_32; double eps_64; Mat src;
+	
+	 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 checking_function_work();  
+	 void checking_function_work(int count_non_zero); 
+};
+
+CV_CountNonZeroTest::CV_CountNonZeroTest(): eps_32(1e-2), eps_64(1e-4), src(Mat()) {}
+CV_CountNonZeroTest::~CV_CountNonZeroTest() {}
+
+void CV_CountNonZeroTest::generate_src_data(cv::Size size, int type, int channels)
+{
+ src.create(size, CV_MAKETYPE(type, channels));
+
+ for (size_t i = 0; i < size.width; ++i)
+	for (size_t j = 0; j < size.height; ++j)
+		{
+		 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;
+		 }
+		}
+}
+
+void CV_CountNonZeroTest::generate_src_data(cv::Size size, int type, int channels, int count_non_zero)
+{
+ src = Mat::zeros(size, CV_MAKETYPE(type, channels));
+ 
+ int n = -1;
+
+ while (n < count_non_zero)
+ {
+	 RNG& rng = ts->get_rng();
+
+	 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++;}
+		   }
+
+		   break;
+		  }
+
+	  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++;}
+		   }
+
+		   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++;}
+		   }
+
+		   else
+
+		   {
+		    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++;}
+		   }
+
+		   break;
+		  }
+
+	  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++;}
+		   }
+
+		   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
+
+		   {
+		    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++;}
+		   }
+
+		   break;
+		  }
+
+
+	  case CV_32F:
+		  {
+		    if (channels == 1)
+			{
+			 float value = cv::randu<float>();
+			 n += sign(fabs(value) > eps_32);
+			 src.at<float>(i, j) = value;  
+			}
+			
+			else 
+
+			if (channels == 2)
+			{
+			 Vec2f value(cv::randu<float>(), cv::randu<float>());
+			 n += sign(cv::norm(value) > eps_32); 
+			 src.at<Vec2f>(i, j) = value; 
+			}
+
+			else 
+
+			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
+				
+			{
+			 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;
+			}
+
+			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
+				
+			{
+			 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;
+			}
+
+		   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

modules/imgproc/test/test_boundingrect.cpp

+#include "test_precomp.hpp"
+#include <time.h>
+
+using namespace cv;
+using namespace std;
+
+class CV_BoundingRectTest: public cvtest::ArrayTest
+{
+ public:
+	CV_BoundingRectTest();
+	~CV_BoundingRectTest();
+
+ protected:
+	void run (int);
+	
+ private:
+
+};
+
+CV_BoundingRectTest::CV_BoundingRectTest() {}
+CV_BoundingRectTest::~CV_BoundingRectTest() {}
+
+void CV_BoundingRectTest::run(int)
+{
+
+}
+
+TEST (Imgproc_BoundingRect, accuracy) { CV_BoundingRectTest test; test.safe_run(); }
\ No newline at end of file