From 08238a0ac2a309d1009ccfcf53f7e9908ae61881 Mon Sep 17 00:00:00 2001
From: wilson chen <willson.chenwx@gmail.com>
Date: Thu, 19 Mar 2020 23:22:14 +0800
Subject: [PATCH] Fix some memory leakage in test cases

Fix the memory leakage in following test cases: tests/bug_overflow_lagre_new_size.c, tests/gdimagecrop/bug00486.c, tests/bmp/bug00450.c
---
 tests/bmp/bug00450.c                             | 5 ++++-
 tests/gdimagecrop/bug00486.c                     | 4 ++++
 tests/gdimagescale/bug_overflow_large_new_size.c | 1 +
 3 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/tests/bmp/bug00450.c b/tests/bmp/bug00450.c
index 66596a5..e048845 100644
--- a/tests/bmp/bug00450.c
+++ b/tests/bmp/bug00450.c
@@ -4,7 +4,8 @@
 #include "gdtest.h"
 
 int main(void) {
-	gdImagePtr im = gdImageCreateFromFile(gdTestFilePath("bmp/bug00450.bmp"));
+	char *path = gdTestFilePath("bmp/bug00450.bmp");
+	gdImagePtr im = gdImageCreateFromFile(path);
 	gdTestAssert(im != NULL);
 
 	if (im) {
@@ -33,5 +34,7 @@ int main(void) {
 		gdImageDestroy(im);
 	}
 
+	free(path);
+
 	return gdNumFailures();
 }
diff --git a/tests/gdimagecrop/bug00486.c b/tests/gdimagecrop/bug00486.c
index b27aaad..289d88f 100644
--- a/tests/gdimagecrop/bug00486.c
+++ b/tests/gdimagecrop/bug00486.c
@@ -40,5 +40,9 @@ int main()
 
     gdAssertImageEquals(croppedRight, croppedLeft);
 
+	gdImageDestroy(orig);
+	gdImageDestroy(croppedLeft);
+	gdImageDestroy(croppedRight);
+
     return gdNumFailures();
 }
diff --git a/tests/gdimagescale/bug_overflow_large_new_size.c b/tests/gdimagescale/bug_overflow_large_new_size.c
index ded5c58..20cda1d 100644
--- a/tests/gdimagescale/bug_overflow_large_new_size.c
+++ b/tests/gdimagescale/bug_overflow_large_new_size.c
@@ -22,6 +22,7 @@ int main()
 	im2 = gdImageScale(im,0x15555556, 1);
 	if (im2 == NULL) {
 		printf("gdImageScale failed, expected (out of memory or overflow validation\n");
+		gdImageDestroy(im);
 		return 0;
 	}
 	gdImageDestroy(im);