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Added test for #914

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This commit is contained in:
Andrey Kamaev 2012-05-25 17:56:28 +00:00
parent 6116049225
commit 9d73b5f510
1 changed files with 25 additions and 0 deletions
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modules/core/test/test_misc.cpp Normal file
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#include "test_precomp.hpp"
using namespace cv;
using namespace std;
TEST(Core_Drawing, _914)
{
const int rows = 256;
const int cols = 256;
Mat img(rows, cols, CV_8UC1, Scalar(255));
line(img, Point(0, 10), Point(255, 10), Scalar(0), 2, 4);
line(img, Point(-5, 20), Point(260, 20), Scalar(0), 2, 4);
line(img, Point(10, 0), Point(10, 255), Scalar(0), 2, 4);
double x0 = 0.0/pow(2.0, -2.0);
double x1 = 255.0/pow(2.0, -2.0);
double y = 30.5/pow(2.0, -2.0);
line(img, Point(int(x0), int(y)), Point(int(x1), int(y)), Scalar(0), 2, 4, 2);
int pixelsDrawn = rows*cols - countNonZero(img);
ASSERT_EQ( (3*rows + cols)*3 - 3*9, pixelsDrawn);
}