1 files changed, 45 insertions, 0 deletions
diff --git a/ext/standard/tests/strings/trim_basic.phpt b/ext/standard/tests/strings/trim_basic.phpt
new file mode 100644
index 0000000..501b477
--- /dev/null
+++ b/ext/standard/tests/strings/trim_basic.phpt
@@ -0,0 +1,45 @@
+--TEST--
+Test trim() function : basic functionality 
+--FILE--
+<?php
+
+/* Prototype  : string trim  ( string $str  [, string $charlist  ] )
+ * Description: Strip whitespace (or other characters) from the beginning and end of a string.
+ * Source code: ext/standard/string.c
+*/
+
+echo "*** Testing trim() : basic functionality ***\n";
+
+$text  = "  \t\r\n\0\x0B  ---These are a few words---  \t\r\n\0\x0B  ";
+$hello  = "!===Hello World===!";
+$binary = "\x0A\x0DExample string\x0A\x0D";
+
+echo "\n-- Trim string with all white space characters --\n";
+var_dump(trim($text));
+
+echo "\n-- Trim non-whitespace from a string --\n"; 
+var_dump(trim($hello, "=!"));
+
+echo "\n-- Trim some non-white space characters from a string --\n"; 
+var_dump(trim($hello, "Hdle"));
+
+echo "\n-- Trim the ASCII control characters at the beginning of a string --\n";
+var_dump(trim($binary, "\x00..\x1F"));
+
+?>
+===DONE===
+--EXPECT--
+*** Testing trim() : basic functionality ***
+
+-- Trim string with all white space characters --
+string(27) "---These are a few words---"
+
+-- Trim non-whitespace from a string --
+string(11) "Hello World"
+
+-- Trim some non-white space characters from a string --
+string(19) "!===Hello World===!"
+
+-- Trim the ASCII control characters at the beginning of a string --
+string(14) "Example string"
+===DONE===