New testcases for strtok() function

1 files changed, 108 insertions, 0 deletions

diff --git a/ext/standard/tests/strings/strtok_variation7.phpt b/ext/standard/tests/strings/strtok_variation7.phpt
new file mode 100644
index 0000000000..28cbf7d917
--- /dev/null
+++ b/ext/standard/tests/strings/strtok_variation7.phpt
@@ -0,0 +1,108 @@
+--TEST--
+Test strtok() function : usage variations - modifying the input string while tokenising
+--FILE--
+<?php
+/* Prototype  : string strtok ( str $str, str $token )
+ * Description: splits a string (str) into smaller strings (tokens), with each token being delimited by any character from token
+ * Source code: ext/standard/string.c
+*/
+
+/*
+ * Testing strtok() : modifying the input string while it is getting tokenised
+*/
+
+echo "*** Testing strtok() : with modification of input string in between tokenising ***\n";
+
+$str = "this is a sample string";
+$token = " ";
+
+echo "\n*** Testing strtok() when string being tokenised is prefixed with another string in between the process ***\n";
+var_dump( strtok($str, $token) ); 
+// adding a string to the input string which is being tokenised
+$str = "extra string ".$str;
+for( $count = 1; $count <=6; $count++ )  {
+  echo "\n-- Token $count is --\n";
+  var_dump( strtok($token) );
+  echo "\n-- Input str is \"$str\" --\n";
+}
+		      
+echo "\n*** Testing strtok() when string being tokenised is suffixed with another string in between the process ***\n";
+var_dump( strtok($str, $token) ); 
+// adding a string to the input string which is being tokenised
+$str = $str." extra string";
+for( $count = 1; $count <=10; $count++ )  {
+  echo "\n-- Token $count is --\n";
+  var_dump( strtok($token) );
+}
+
+echo "Done\n";
+?>
+--EXPECTF--
+*** Testing strtok() : with modification of input string in between tokenising ***
+
+*** Testing strtok() when string being tokenised is prefixed with another string in between the process ***
+string(4) "this"
+
+-- Token 1 is --
+string(2) "is"
+
+-- Input str is "extra string this is a sample string" --
+
+-- Token 2 is --
+string(1) "a"
+
+-- Input str is "extra string this is a sample string" --
+
+-- Token 3 is --
+string(6) "sample"
+
+-- Input str is "extra string this is a sample string" --
+
+-- Token 4 is --
+string(6) "string"
+
+-- Input str is "extra string this is a sample string" --
+
+-- Token 5 is --
+bool(false)
+
+-- Input str is "extra string this is a sample string" --
+
+-- Token 6 is --
+bool(false)
+
+-- Input str is "extra string this is a sample string" --
+
+*** Testing strtok() when string being tokenised is suffixed with another string in between the process ***
+string(5) "extra"
+
+-- Token 1 is --
+string(6) "string"
+
+-- Token 2 is --
+string(4) "this"
+
+-- Token 3 is --
+string(2) "is"
+
+-- Token 4 is --
+string(1) "a"
+
+-- Token 5 is --
+string(6) "sample"
+
+-- Token 6 is --
+string(6) "string"
+
+-- Token 7 is --
+bool(false)
+
+-- Token 8 is --
+bool(false)
+
+-- Token 9 is --
+bool(false)
+
+-- Token 10 is --
+bool(false)
+Done