From 39facb195f7de08a9e120cbe5a86a8fbfb8ac6c3 Mon Sep 17 00:00:00 2001
From: wilson chen <willson.chenwx@gmail.com>
Date: Thu, 28 Nov 2019 13:04:08 +0800
Subject: [PATCH] add testcase for gdImageCopyMergeGray

---
 tests/CMakeLists.txt                          |   1 +
 tests/Makefile.am                             |   1 +
 tests/gdimagecopymergegray/.gitignore         |   1 +
 tests/gdimagecopymergegray/CMakeLists.txt     |   7 ++++
 tests/gdimagecopymergegray/Makemodule.am      |   8 ++++
 .../gdimagecopymergegray.c                    |  38 ++++++++++++++++++
 .../gdimagecopymergegray_exp.png              | Bin 0 -> 124 bytes
 7 files changed, 56 insertions(+)
 create mode 100644 tests/gdimagecopymergegray/.gitignore
 create mode 100644 tests/gdimagecopymergegray/CMakeLists.txt
 create mode 100644 tests/gdimagecopymergegray/Makemodule.am
 create mode 100644 tests/gdimagecopymergegray/gdimagecopymergegray.c
 create mode 100644 tests/gdimagecopymergegray/gdimagecopymergegray_exp.png

diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index e12cdcc..3ef1e5b 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -36,6 +36,7 @@ if (BUILD_TEST)
 		gdimageconvolution
 		gdimagecopy
 		gdimagecopymerge
+		gdimagecopymergegray
 		gdimagecopyresampled
 		gdimagecopyrotated
 		gdimagecreate
diff --git a/tests/Makefile.am b/tests/Makefile.am
index c43964e..5e9c5df 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -32,6 +32,7 @@ include gdimagecontrast/Makemodule.am
 include gdimageconvolution/Makemodule.am
 include gdimagecopy/Makemodule.am
 include gdimagecopymerge/Makemodule.am
+include gdimagecopymergegray/Makemodule.am
 include gdimagecopyresampled/Makemodule.am
 include gdimagecopyrotated/Makemodule.am
 include gdimagecreate/Makemodule.am
diff --git a/tests/gdimagecopymergegray/.gitignore b/tests/gdimagecopymergegray/.gitignore
new file mode 100644
index 0000000..a85d2ac
--- /dev/null
+++ b/tests/gdimagecopymergegray/.gitignore
@@ -0,0 +1 @@
+/gdimagecopymergegray
diff --git a/tests/gdimagecopymergegray/CMakeLists.txt b/tests/gdimagecopymergegray/CMakeLists.txt
new file mode 100644
index 0000000..e0656ef
--- /dev/null
+++ b/tests/gdimagecopymergegray/CMakeLists.txt
@@ -0,0 +1,7 @@
+IF(PNG_FOUND)
+LIST(APPEND TESTS_FILES
+	gdimagecopymergegray
+)
+ENDIF(PNG_FOUND)
+
+ADD_GD_TESTS()
diff --git a/tests/gdimagecopymergegray/Makemodule.am b/tests/gdimagecopymergegray/Makemodule.am
new file mode 100644
index 0000000..6856d75
--- /dev/null
+++ b/tests/gdimagecopymergegray/Makemodule.am
@@ -0,0 +1,8 @@
+if HAVE_LIBPNG
+libgd_test_programs += \
+	gdimagecopymergegray/gdimagecopymergegray
+endif
+
+EXTRA_DIST += \
+	gdimagecopymergegray/CMakeLists.txt \
+	gdimagecopymergegray/gdimagecopymergegray_exp.png
diff --git a/tests/gdimagecopymergegray/gdimagecopymergegray.c b/tests/gdimagecopymergegray/gdimagecopymergegray.c
new file mode 100644
index 0000000..34a8923
--- /dev/null
+++ b/tests/gdimagecopymergegray/gdimagecopymergegray.c
@@ -0,0 +1,38 @@
+/**
+ * Basic test for gdImageCopyMergeGray()
+ */
+#include "gd.h"
+#include "gdtest.h"
+
+int main()
+{
+	gdImagePtr dst = NULL;
+	gdImagePtr src = NULL;
+	int error = 0;
+
+	dst = gdImageCreate(100, 100);
+	src = gdImageCreate(50, 50);
+
+	if (gdTestAssert(!dst)) {
+		error = 1;
+		goto done;
+	}
+	if (gdTestAssert(!src)) {
+		error = 1;
+		goto done;
+	}
+
+	gdImageColorAllocate(src, 255, 255, 255);
+	gdImageColorAllocate(dst, 0, 0, 0);
+	gdImageCopyMergeGray(dst, src, 25, 25, 0, 0, 50, 50, 50);
+
+	if (!gdAssertImageEqualsToFile("gdimagecopymergegray/gdimagecopymergegray_exp.png", dst)) {
+		error = 1;
+	}
+
+done:
+	gdImageDestroy(dst);
+	gdImageDestroy(src);
+
+	return error;
+}
diff --git a/tests/gdimagecopymergegray/gdimagecopymergegray_exp.png b/tests/gdimagecopymergegray/gdimagecopymergegray_exp.png
new file mode 100644
index 0000000000000000000000000000000000000000..1830281729727935e09601bbb875c914df7c99bc
GIT binary patch
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literal 0
HcmV?d00001