1 files changed, 104 insertions, 0 deletions
diff --git a/ext/standard/tests/strings/strtr_variation3.phpt b/ext/standard/tests/strings/strtr_variation3.phpt
new file mode 100644
index 0000000000..d52f8507b3
--- /dev/null
+++ b/ext/standard/tests/strings/strtr_variation3.phpt
@@ -0,0 +1,104 @@
+--TEST--
+Test strtr() function : usage variations - string containing escape sequences for 'str' argument
+--FILE--
+<?php
+/* Prototype  : string strtr(string $str, string $from[, string $to]);
+                string strtr(string $str, array $replace_pairs);
+ * Description: Translates characters in str using given translation tables
+ * Source code: ext/standard/string.c
+*/
+
+/* Testing strtr() function by passing the
+ *   string containing various escape sequences for 'str' argument and
+ *   corresponding translation pair of chars for 'from', 'to' & 'replace_pairs' arguments
+*/
+
+echo "*** Testing strtr() : string containing escape sequences for 'str' arg ***\n";
+/* definitions of required input variables */
+$count = 1;
+
+$heredoc_str = <<<EOD
+\tes\t\\stt\r
+\\test\\\strtr
+\ntest\r\nstrtr
+\$variable
+\"quotes
+EOD;
+
+//array of string inputs for $str
+$str_arr = array(
+  //double quoted strings
+  "\tes\t\\stt\r",
+  "\\test\\\strtr",
+  "\ntest\r\nstrtr",
+  "\$variable",
+  "\"quotes",
+
+  //single quoted strings
+  '\tes\t\\stt\r',
+  '\\test\\\strtr',
+  '\ntest\r\nstrtr',
+  '\$variable',
+  '\"quotes',
+
+  //heredoc string
+  $heredoc_str
+);
+
+$from = "\n\r\t\\";
+$to = "TEST";
+$replace_pairs = array("\n" => "t", "\r\n" => "T", "\n\r\t\\" => "TEST");
+
+/* loop through to test strtr() with each element of $str_arr */
+for($index = 0; $index < count($str_arr); $index++) {
+  echo "-- Iteration $count --\n";
+
+  $str = $str_arr[$index];  //getting the array element in 'str' variable
+
+  //strtr() call in three args syntax form
+  var_dump( strtr($str, $from, $to) );
+
+  //strtr() call in two args syntax form
+  var_dump( strtr($str, $replace_pairs) );
+
+  $count++;
+}
+echo "*** Done ***";
+?>
+--EXPECTF--
+*** Testing strtr() : string containing escape sequences for 'str' arg ***
+-- Iteration 1 --
+string(9) "SesSTsttE"
+string(9) "	es	\stt
+"
+-- Iteration 2 --
+string(12) "TtestTTstrtr"
+string(12) "\test\\strtr"
+-- Iteration 3 --
+string(12) "TtestETstrtr"
+string(11) "ttestTstrtr"
+-- Iteration 4 --
+string(9) "$variable"
+string(9) "$variable"
+-- Iteration 5 --
+string(7) ""quotes"
+string(7) ""quotes"
+-- Iteration 6 --
+string(12) "TtesTtTsttTr"
+string(12) "\tes\t\stt\r"
+-- Iteration 7 --
+string(12) "TtestTTstrtr"
+string(12) "\test\\strtr"
+-- Iteration 8 --
+string(15) "TntestTrTnstrtr"
+string(15) "\ntest\r\nstrtr"
+-- Iteration 9 --
+string(10) "T$variable"
+string(10) "\$variable"
+-- Iteration 10 --
+string(8) "T"quotes"
+string(8) "\"quotes"
+-- Iteration 11 --
+string(54) "SesSTsttETTtestTTstrtrTTtestETstrtrT$variableTT"quotes"
+string(52) "	es	\sttT\test\\strtrtttestTstrtrt$variablet\"quotes"
+*** Done ***
+\ No newline at end of file