- #88, MFB: Bug loading png images in grayscale + alpha

 - add test

6 files changed, 45 insertions, 0 deletions

diff --git a/tests/png/CMakeLists.txt b/tests/png/CMakeLists.txt
index 3f1d37a..13b3730 100644
--- a/tests/png/CMakeLists.txt
+++ b/tests/png/CMakeLists.txt
@@ -3,6 +3,7 @@ SET(TESTS_FILES
 	bug00011
 	bug00033
 	bug00086
+	bug00088
 )
 
 FOREACH(test_name ${TESTS_FILES})
diff --git a/tests/png/bug00088.c b/tests/png/bug00088.c
new file mode 100644
index 0000000..f383e7d
--- /dev/null
+++ b/tests/png/bug00088.c
@@ -0,0 +1,44 @@
+/* $Id$ */
+#include "gd.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include "gdtest.h"
+
+int main()
+{
+	int error;
+ 	gdImagePtr im;
+	FILE *fp;
+	char path[1024];
+	const char * files[2] = {"bug00088_1.png", "bug00088_2.png"};
+	const char * files_exp[2] = {"bug00088_1_exp.png", "bug00088_2_exp.png"};
+
+	int i, cnt = 2;
+	error = 0;
+
+	for (i = 0; i < cnt; i++) {
+
+		sprintf(path, "%s/png/%s", GDTEST_TOP_DIR, files[i]);
+		fp = fopen(path, "rb");
+		if (!fp) {
+			printf("failed, cannot open file <%s>\n", path);
+			return 1;
+		}
+
+		im = gdImageCreateFromPng(fp);
+		fclose(fp);
+
+		if (!im) {
+			error |= 1;
+			continue;
+		}
+
+		sprintf(path, "%s/png/%s", GDTEST_TOP_DIR, files_exp[i]);
+		if (!gdAssertImageEqualsToFile(path, im)) {
+			error |= 1;
+		}
+		gdImageDestroy(im);
+	}
+
+	return error;
+}
diff --git a/tests/png/bug00088_1.png b/tests/png/bug00088_1.png
new file mode 100644
index 0000000..3f9a5c7
--- /dev/null
+++ b/tests/png/bug00088_1.png
diff --git a/tests/png/bug00088_1_exp.png b/tests/png/bug00088_1_exp.png
new file mode 100644
index 0000000..25ee05a
--- /dev/null
+++ b/tests/png/bug00088_1_exp.png
diff --git a/tests/png/bug00088_2.png b/tests/png/bug00088_2.png
new file mode 100644
index 0000000..fa58ffe
--- /dev/null
+++ b/tests/png/bug00088_2.png
diff --git a/tests/png/bug00088_2_exp.png b/tests/png/bug00088_2_exp.png
new file mode 100644
index 0000000..a21c840
--- /dev/null
+++ b/tests/png/bug00088_2_exp.png