- add colorclosestalpha tests

diff --git a/ext/gd/tests/colorclosest.phpt b/ext/gd/tests/colorclosest.phpt
index c7437bbaa2a46f67a91a6b0bf9ebb78d9b61ddee..7ade09478ebf32e3a0737a07e62424017e7b79a9 100644 (file)
--- a/ext/gd/tests/colorclosest.phpt
+++ b/ext/gd/tests/colorclosest.phpt
@@ -17,8 +17,6 @@ $c = imagecolorclosest($im, 255,0,255);
 print_r(imagecolorsforindex($im, $c));
 imagedestroy($im);
 
-
-
 $im = imagecreate(5,5);
 imagecolorallocate($im, 255, 0, 255);
 $c = imagecolorclosest($im, 255,0,255);
@@ -42,6 +40,40 @@ for ($i=0; $i<256; $i++) {
 $c = imagecolorclosest($im, 255,10,10);
 print_r(imagecolorsforindex($im, $c));
 
+// with alpha
+$im = imagecreatetruecolor(5,5);
+$c = imagecolorclosestalpha($im, 255,0,255,100);
+printf("%X\n", $c);
+imagedestroy($im);
+
+$im = imagecreate(5,5);
+$c = imagecolorclosestalpha($im, 255,0,255,100);
+print_r(imagecolorsforindex($im, $c));
+imagedestroy($im);
+
+$im = imagecreate(5,5);
+imagecolorallocatealpha($im, 255, 0, 255, 1);
+$c = imagecolorclosestalpha($im, 255,0,255,1);
+print_r(imagecolorsforindex($im, $c));
+imagedestroy($im);
+
+$im = imagecreate(5,5);
+for ($i=0; $i<255; $i++) imagecolorresolvealpha($im, $i,0,0,1);
+$c = imagecolorclosestalpha($im, 255,0,0,1);
+print_r(imagecolorsforindex($im, $c));
+
+
+$im = imagecreate(5,5);
+for ($i=0; $i<256; $i++) {
+       if ($i == 246) {
+               imagecolorallocatealpha($im, $i,10,10,1);
+       } else {
+               imagecolorallocatealpha($im, $i,0,0,100);
+       }
+}
+$c = imagecolorclosestalpha($im, 255,10,10,1);
+print_r(imagecolorsforindex($im, $c));
+
 
 ?>
 --EXPECTF--
@@ -69,3 +101,27 @@ Array
     [blue] => 10
     [alpha] => 0
 )
+64FF00FF
+
+Warning: imagecolorsforindex(): Color index -1 out of range in %s on line %d
+Array
+(
+    [red] => 255
+    [green] => 0
+    [blue] => 255
+    [alpha] => 1
+)
+Array
+(
+    [red] => 254
+    [green] => 0
+    [blue] => 0
+    [alpha] => 1
+)
+Array
+(
+    [red] => 246
+    [green] => 10
+    [blue] => 10
+    [alpha] => 1
+)