New testcases for join() function

1 files changed, 198 insertions, 0 deletions

diff --git a/ext/standard/tests/strings/join_variation2.phpt b/ext/standard/tests/strings/join_variation2.phpt
new file mode 100644
index 0000000000..9fa03ac3e1
--- /dev/null
+++ b/ext/standard/tests/strings/join_variation2.phpt
@@ -0,0 +1,198 @@
+--TEST--
+Test join() function : usage variations - unexpected values for 'pieces' argument(Bug#42789)
+--FILE--
+<?php
+/* Prototype  : string join( string $glue, array $pieces )
+ * Description: Join array elements with a string
+ * Source code: ext/standard/string.c
+ * Alias of function: implode()
+*/
+
+/*
+ * test join() by passing different unexpected value for pieces argument
+*/
+
+echo "*** Testing join() : usage variations ***\n";
+// initialize all required variables
+$glue = '::';
+
+// get an unset variable
+$unset_var = array(1, 2);
+unset($unset_var);
+
+// get a resouce variable
+$fp = fopen(__FILE__, "r");
+
+// define a class
+class test
+{
+  var $t = 10;
+  var $p = 10;
+  function __toString() {
+    return "testObject";
+  }
+}
+
+// array with different values
+$values =  array (
+
+  // integer values
+  0,
+  1,
+  12345,
+  -2345,
+
+  // float values
+  10.5,
+  -10.5,
+  10.5e10,
+  10.6E-10,
+  .5,
+
+  // boolean values
+  true,
+  false,
+  TRUE,
+  FALSE,
+
+  // string values
+  "string",
+  'string',
+
+  // objects
+  new test(),
+
+  // empty string
+  "",
+  '',
+
+  // null vlaues
+  NULL,
+  null,
+
+  // resource variable
+  $fp,
+ 
+  // undefined variable
+  @$undefined_var,
+
+  // unset variable
+  @$unset_var
+);
+
+
+// loop through each element of the array and check the working of join()
+// when $pieces arugment is supplied with different values
+echo "\n--- Testing join() by supplying different values for 'pieces' argument ---\n";
+$counter = 1;
+for($index = 0; $index < count($values); $index ++) {
+  echo "-- Iteration $counter --\n";
+  $pieces = $values [$index];
+
+  var_dump( join($glue, $pieces) );
+
+  $counter ++;
+}
+
+// close the resources used
+fclose($fp);
+
+echo "Done\n";
+?>
+--EXPECTF--
+*** Testing join() : usage variations ***
+
+--- Testing join() by supplying different values for 'pieces' argument ---
+-- Iteration 1 --
+
+Warning: join(): Bad arguments in %s on line %d
+NULL
+-- Iteration 2 --
+
+Warning: join(): Bad arguments in %s on line %d
+NULL
+-- Iteration 3 --
+
+Warning: join(): Bad arguments in %s on line %d
+NULL
+-- Iteration 4 --
+
+Warning: join(): Bad arguments in %s on line %d
+NULL
+-- Iteration 5 --
+
+Warning: join(): Bad arguments in %s on line %d
+NULL
+-- Iteration 6 --
+
+Warning: join(): Bad arguments in %s on line %d
+NULL
+-- Iteration 7 --
+
+Warning: join(): Bad arguments in %s on line %d
+NULL
+-- Iteration 8 --
+
+Warning: join(): Bad arguments in %s on line %d
+NULL
+-- Iteration 9 --
+
+Warning: join(): Bad arguments in %s on line %d
+NULL
+-- Iteration 10 --
+
+Warning: join(): Bad arguments in %s on line %d
+NULL
+-- Iteration 11 --
+
+Warning: join(): Bad arguments in %s on line %d
+NULL
+-- Iteration 12 --
+
+Warning: join(): Bad arguments in %s on line %d
+NULL
+-- Iteration 13 --
+
+Warning: join(): Bad arguments in %s on line %d
+NULL
+-- Iteration 14 --
+
+Warning: join(): Bad arguments in %s on line %d
+NULL
+-- Iteration 15 --
+
+Warning: join(): Bad arguments in %s on line %d
+NULL
+-- Iteration 16 --
+
+Warning: join(): Bad arguments in %s on line %d
+NULL
+-- Iteration 17 --
+
+Warning: join(): Bad arguments in %s on line %d
+NULL
+-- Iteration 18 --
+
+Warning: join(): Bad arguments in %s on line %d
+NULL
+-- Iteration 19 --
+
+Warning: join(): Bad arguments in %s on line %d
+NULL
+-- Iteration 20 --
+
+Warning: join(): Bad arguments in %s on line %d
+NULL
+-- Iteration 21 --
+
+Warning: join(): Bad arguments in %s on line %d
+NULL
+-- Iteration 22 --
+
+Warning: join(): Bad arguments in %s on line %d
+NULL
+-- Iteration 23 --
+
+Warning: join(): Bad arguments in %s on line %d
+NULL
+Done