add testcase gdImageCopyResized

tests/CMakeLists.txt

@@ -40,6 +40,7 @@ if (BUILD_TEST)
 		gdimagecopymerge
 		gdimagecopymergegray
 		gdimagecopyresampled
+		gdimagecopyresized
 		gdimagecopyrotated
 		gdimagecreate
 		gdimagecrop

tests/Makefile.am

@@ -36,6 +36,7 @@ include gdimagecopy/Makemodule.am
 include gdimagecopymerge/Makemodule.am
 include gdimagecopymergegray/Makemodule.am
 include gdimagecopyresampled/Makemodule.am
+include gdimagecopyresized/Makemodule.am
 include gdimagecopyrotated/Makemodule.am
 include gdimagecreate/Makemodule.am
 include gdimagecrop/Makemodule.am

tests/gdimagecopyresized/.gitignore

@@ -0,0 +1 @@
+/gdimagecopyresized

tests/gdimagecopyresized/CMakeLists.txt

@@ -0,0 +1,7 @@
+IF(PNG_FOUND)
+LIST(APPEND TESTS_FILES
+	gdimagecopyresized
+)
+ENDIF(PNG_FOUND)
+
+ADD_GD_TESTS()

tests/gdimagecopyresized/Makemodule.am

@@ -0,0 +1,8 @@
+if HAVE_LIBPNG
+libgd_test_programs += \
+	gdimagecopyresized/gdimagecopyresized
+endif
+
+EXTRA_DIST += \
+	gdimagecopyresized/CMakeLists.txt \
+	gdimagecopyresized/gdimagecopyresized_exp.png

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();
+}