--- /dev/null
+--TEST--
+test imagealphablending without arguments
+
+--CREDITS--
+Marcelo Diniz <marcelo.leo27 [at] gmail [dot] com
+#phpspMaisTestFest PHPSP on 2014-07-05
+
+--SKIPIF--
+<?php
+ if (!extension_loaded('gd')) die("skip gd extension not available.");
+?>
+
+--FILE--
+<?php
+imagealphablending();
+?>
+
+--EXPECTF--
+Warning: imagealphablending() expects exactly 2 parameters, 0 given in %s on line %d
\ No newline at end of file
--- /dev/null
+--TEST--
+test imagecolorresolvealpha without arguments
+
+--CREDITS--
+Marcelo Diniz <marcelo.leo27 [at] gmail [dot] com
+#phpspMaisTestFest PHPSP on 2014-07-05
+
+--SKIPIF--
+<?php
+ if (!extension_loaded('gd')) die("skip gd extension not available.");
+?>
+
+--FILE--
+<?php
+imagecolorresolvealpha();
+?>
+
+--EXPECTF--
+Warning: imagecolorresolvealpha() expects exactly 5 parameters, 0 given in %s on line %d
\ No newline at end of file
--- /dev/null
+--TEST--
+test imagesavealpha without arguments
+
+--CREDITS--
+Marcelo Diniz <marcelo.leo27 [at] gmail [dot] com
+#phpspMaisTestFest PHPSP on 2014-07-05
+
+--SKIPIF--
+<?php
+ if (!extension_loaded('gd')) die("skip gd extension not available.");
+?>
+
+--FILE--
+<?php
+imagesavealpha();
+?>
+
+--EXPECTF--
+Warning: imagesavealpha() expects exactly 2 parameters, 0 given in %s on line %d
\ No newline at end of file