add testcase gdImageCopyResized

1 files changed, 35 insertions, 0 deletions

diff --git a/tests/gdimagecopyresized/gdimagecopyresized.c b/tests/gdimagecopyresized/gdimagecopyresized.c
new file mode 100644
index 0000000..137f84b
--- /dev/null
+++ b/tests/gdimagecopyresized/gdimagecopyresized.c
@@ -0,0 +1,35 @@
+/**
+ * add test case for gdImageCopyResized
+ */
+
+#include "gd.h"
+#include "gdtest.h"
+
+int main()
+{
+	gdImagePtr src;
+	gdImagePtr dst;
+	gdImagePtr dst_tc;
+
+	/* We prepare two image type: Palette and True Color */
+	/* src image is white, while dst and dst_tc is black */
+	src = gdImageCreate(64, 64);
+	gdImageColorAllocate(src, 255, 255, 255);
+	dst = gdImageCreate(128, 128);
+	gdImageColorAllocate(dst, 0, 0, 0);
+	dst_tc = gdImageCreateTrueColor(128, 128);
+
+	/* Copy src to two image type separately */
+	/* We copy src to the center of dst and dst_tc */
+	gdImageCopyResized(dst, src, 32, 32, 0, 0, 64, 64, 64, 64);
+	gdImageCopyResized(dst_tc, src, 32, 32, 0, 0, 64, 64, 64, 64);
+
+	gdAssertImageEqualsToFile("gdimagecopyresized/gdimagecopyresized_exp.png", dst);
+	gdAssertImageEqualsToFile("gdimagecopyresized/gdimagecopyresized_exp.png", dst_tc);
+
+	gdImageDestroy(src);
+	gdImageDestroy(dst);
+	gdImageDestroy(dst_tc);
+
+	return gdNumFailures();
+}