--- /dev/null
+--TEST--
+Test join() function : basic functionality
+--FILE--
+<?php
+/* Prototype : string join( string $glue, array $pieces )
+ * Description: Join array elements with a string
+ * Source code: ext/standard/string.c
+ * Alias of function: implode()
+*/
+
+echo "*** Testing join() : basic functionality ***\n";
+
+// Initialize all required variables
+$glue = ',';
+$pieces = array(1, 2, 3, 4);
+
+// pieces as arry with numeric values
+var_dump( join($glue, $pieces) );
+
+// pieces as array with strings values
+$glue = ", "; // multiple car as glue
+$pieces = array("Red", "Green", "Blue", "Black", "White");
+var_dump( join($glue, $pieces) );
+
+// pices as associative array (numeric values)
+$pieces = array("Hour" => 10, "Minute" => 20, "Second" => 40);
+$glue = ':';
+var_dump( join($glue, $pieces) );
+
+// pices as associative array (string/numeric values)
+$pieces = array("Day" => 'Friday', "Month" => "September", "Year" => 2007);
+$glue = "/";
+var_dump( join($glue, $pieces) );
+
+echo "Done\n";
+?>
+--EXPECTF--
+*** Testing join() : basic functionality ***
+string(7) "1,2,3,4"
+string(30) "Red, Green, Blue, Black, White"
+string(8) "10:20:40"
+string(21) "Friday/September/2007"
+Done
+--UEXPECTF--
+*** Testing join() : basic functionality ***
+unicode(7) "1,2,3,4"
+unicode(30) "Red, Green, Blue, Black, White"
+unicode(8) "10:20:40"
+unicode(21) "Friday/September/2007"
+Done
--- /dev/null
+--TEST--
+Test join() function : error conditions(Bug#42789)
+--FILE--
+<?php
+/* Prototype : string join( string $glue, array $pieces )
+ * Description: Join array elements with a string
+ * Source code: ext/standard/string.c
+ * Alias of function: implode()
+*/
+
+echo "*** Testing join() : error conditions ***\n";
+
+// Zero argument
+echo "\n-- Testing join() function with Zero arguments --\n";
+var_dump( join() );
+
+// More than expected number of arguments
+echo "\n-- Testing join() function with more than expected no. of arguments --\n";
+$glue = 'string_val';
+$pieces = array(1, 2);
+$extra_arg = 10;
+
+var_dump( join($glue, $pieces, $extra_arg) );
+
+// Less than expected number of arguments
+echo "\n-- Testing join() with less than expected no. of arguments --\n";
+$glue = 'string_val';
+
+var_dump( join($glue));
+
+echo "Done\n";
+?>
+--EXPECTF--
+*** Testing join() : error conditions ***
+
+-- Testing join() function with Zero arguments --
+
+Warning: Wrong parameter count for join() in %s on line %d
+NULL
+
+-- Testing join() function with more than expected no. of arguments --
+
+Warning: Wrong parameter count for join() in %s on line %d
+NULL
+
+-- Testing join() with less than expected no. of arguments --
+
+Warning: join(): Argument to join must be an array in %s on line %d
+bool(false)
+Done
+--UEXPECTF--
+*** Testing join() : error conditions ***
+
+-- Testing join() function with Zero arguments --
+
+Warning: Wrong parameter count for join() in %s on line %d
+NULL
+
+-- Testing join() function with more than expected no. of arguments --
+
+Warning: Wrong parameter count for join() in %s on line %d
+NULL
+
+-- Testing join() with less than expected no. of arguments --
+
+Warning: join(): Argument to join must be an array in %s on line %d
+bool(false)
+Done
--- /dev/null
+--TEST--
+Test join() function : usage variations - unexpected values for 'glue' argument
+--FILE--
+<?php
+/* Prototype : string join( string $glue, array $pieces )
+ * Description: Join array elements with a string
+ * Source code: ext/standard/string.c
+ * Alias of function: implode()
+*/
+
+/*
+ * testing join() by passing different unexpected values for glue argument
+*/
+
+echo "*** Testing join() : usage variations ***\n";
+// initialize all required variables
+$pieces = array("element1", "element2");
+
+// get an unset variable
+$unset_var = 'string_val';
+unset($unset_var);
+
+// get a resource variable
+$fp = fopen(__FILE__, "r");
+
+// define a class
+class test
+{
+ var $t = 10;
+ function __toString() {
+ return "testObject";
+ }
+}
+
+// array with different values
+$values = array (
+
+ // integer values
+ 0,
+ 1,
+ 12345,
+ -2345,
+
+ // float values
+ 10.5,
+ -10.5,
+ 10.5e10,
+ 10.6E-10,
+ .5,
+
+ // array values
+ array(),
+ array(0),
+ array(1),
+ array(1, 2),
+ array('color' => 'red', 'item' => 'pen'),
+
+ // boolean values
+ true,
+ false,
+ TRUE,
+ FALSE,
+
+ // 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 $glue arugment is supplied with different values
+echo "\n--- Testing join() by supplying different values for 'glue' argument ---\n";
+$counter = 1;
+for($index = 0; $index < count($values); $index ++) {
+ echo "-- Iteration $counter --\n";
+ $glue = $values [$index];
+
+ var_dump( join($glue, $pieces) );
+
+ $counter ++;
+}
+
+echo "Done\n";
+?>
+--EXPECTF--
+*** Testing join() : usage variations ***
+
+--- Testing join() by supplying different values for 'glue' argument ---
+-- Iteration 1 --
+string(17) "element10element2"
+-- Iteration 2 --
+string(17) "element11element2"
+-- Iteration 3 --
+string(21) "element112345element2"
+-- Iteration 4 --
+string(21) "element1-2345element2"
+-- Iteration 5 --
+string(20) "element110.5element2"
+-- Iteration 6 --
+string(21) "element1-10.5element2"
+-- Iteration 7 --
+string(28) "element1105000000000element2"
+-- Iteration 8 --
+string(23) "element11.06E-9element2"
+-- Iteration 9 --
+string(19) "element10.5element2"
+-- Iteration 10 --
+
+Notice: Array to string conversion in %s on line %d
+string(0) ""
+-- Iteration 11 --
+
+Notice: Array to string conversion in %s on line %d
+string(1) "0"
+-- Iteration 12 --
+
+Notice: Array to string conversion in %s on line %d
+string(1) "1"
+-- Iteration 13 --
+
+Notice: Array to string conversion in %s on line %d
+string(7) "1Array2"
+-- Iteration 14 --
+
+Notice: Array to string conversion in %s on line %d
+string(11) "redArraypen"
+-- Iteration 15 --
+string(17) "element11element2"
+-- Iteration 16 --
+string(16) "element1element2"
+-- Iteration 17 --
+string(17) "element11element2"
+-- Iteration 18 --
+string(16) "element1element2"
+-- Iteration 19 --
+string(26) "element1testObjectelement2"
+-- Iteration 20 --
+string(16) "element1element2"
+-- Iteration 21 --
+string(16) "element1element2"
+-- Iteration 22 --
+string(16) "element1element2"
+-- Iteration 23 --
+string(16) "element1element2"
+-- Iteration 24 --
+string(30) "element1Resource id #%delement2"
+-- Iteration 25 --
+string(16) "element1element2"
+-- Iteration 26 --
+string(16) "element1element2"
+Done
+--UEXPECTF--
+*** Testing join() : usage variations ***
+
+--- Testing join() by supplying different values for 'glue' argument ---
+-- Iteration 1 --
+unicode(17) "element10element2"
+-- Iteration 2 --
+unicode(17) "element11element2"
+-- Iteration 3 --
+unicode(21) "element112345element2"
+-- Iteration 4 --
+unicode(21) "element1-2345element2"
+-- Iteration 5 --
+unicode(20) "element110.5element2"
+-- Iteration 6 --
+unicode(21) "element1-10.5element2"
+-- Iteration 7 --
+unicode(28) "element1105000000000element2"
+-- Iteration 8 --
+unicode(23) "element11.06E-9element2"
+-- Iteration 9 --
+unicode(19) "element10.5element2"
+-- Iteration 10 --
+
+Notice: Array to string conversion in %s on line %d
+unicode(0) ""
+-- Iteration 11 --
+
+Notice: Array to string conversion in %s on line %d
+unicode(1) "0"
+-- Iteration 12 --
+
+Notice: Array to string conversion in %s on line %d
+unicode(1) "1"
+-- Iteration 13 --
+
+Notice: Array to string conversion in %s on line %d
+unicode(7) "1Array2"
+-- Iteration 14 --
+
+Notice: Array to string conversion in %s on line %d
+unicode(11) "redArraypen"
+-- Iteration 15 --
+unicode(17) "element11element2"
+-- Iteration 16 --
+unicode(16) "element1element2"
+-- Iteration 17 --
+unicode(17) "element11element2"
+-- Iteration 18 --
+unicode(16) "element1element2"
+-- Iteration 19 --
+unicode(26) "element1testObjectelement2"
+-- Iteration 20 --
+unicode(16) "element1element2"
+-- Iteration 21 --
+unicode(16) "element1element2"
+-- Iteration 22 --
+unicode(16) "element1element2"
+-- Iteration 23 --
+unicode(16) "element1element2"
+-- Iteration 24 --
+unicode(30) "element1Resource id #%delement2"
+-- Iteration 25 --
+unicode(16) "element1element2"
+-- Iteration 26 --
+unicode(16) "element1element2"
+Done
--- /dev/null
+--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 ++;
+}
+
+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
+--UEXPECTF--
+*** 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
--- /dev/null
+--TEST--
+Test join() function : usage variations - different values for 'pieces' argument
+--FILE--
+<?php
+/* Prototype : string join( string $glue, array $pieces )
+ * Description: Join array elements with a string
+ * Source code: ext/standard/string.c
+ * Alias of function: implode()
+*/
+
+/*
+ * test join() by giving different pieces values
+*/
+
+echo "*** Testing join() : usage variations ***\n";
+
+$pieces_arrays = array (
+ array(1, 2), // array with default keys and numrice values
+ array(1.1, 2.2), // array with default keys & float values
+ array( array(2), array(1)), // sub arrays
+ array(false,true), // array with default keys and boolean values
+ array(), // empty array
+ array(NULL), // array with NULL
+ array("a","aaaa","b","bbbb","c","ccccc"),
+
+ // associative arrays
+ array(1 => "one", 2 => "two", 3 => "three"), // explicit numeric keys, string values
+ array("one" => 1, "two" => 2, "three" => 3 ), // string keys & numeric values
+ array( 1 => 10, 2 => 20, 4 => 40, 3 => 30), // explicit numeric keys and numeric values
+ array( "one" => "ten", "two" => "twenty", "three" => "thirty"), // string key/value
+ array("one" => 1, 2 => "two", 4 => "four"), //mixed
+
+ // associative array, containing null/empty/boolean values as key/value
+ array(NULL => "NULL", null => "null", "NULL" => NULL, "null" => null),
+ array(true => "true", false => "false", "false" => false, "true" => true),
+ array("" => "emptyd", '' => 'emptys', "emptyd" => "", 'emptys' => ''),
+ array(1 => '', 2 => "", 3 => NULL, 4 => null, 5 => false, 6 => true),
+ array('' => 1, "" => 2, NULL => 3, null => 4, false => 5, true => 6),
+
+ // array with repetative keys
+ array("One" => 1, "two" => 2, "One" => 10, "two" => 20, "three" => 3)
+);
+
+// a multichar glue value
+$glue = "], [";
+
+// loop through each $pieces_arrays element and call join()
+$iteration = 1;
+for($index = 0; $index < count($pieces_arrays); $index ++) {
+ echo "-- Iteration $iteration --\n";
+ var_dump( join($glue, $pieces_arrays[$index]) );
+ $iteration ++;
+}
+
+echo "Done\n";
+?>
+--EXPECTF--
+*** Testing join() : usage variations ***
+-- Iteration 1 --
+string(6) "1], [2"
+-- Iteration 2 --
+string(10) "1.1], [2.2"
+-- Iteration 3 --
+
+Notice: Array to string conversion in %s on line %d
+
+Notice: Array to string conversion in %s on line %d
+string(14) "Array], [Array"
+-- Iteration 4 --
+string(5) "], [1"
+-- Iteration 5 --
+string(0) ""
+-- Iteration 6 --
+string(0) ""
+-- Iteration 7 --
+string(36) "a], [aaaa], [b], [bbbb], [c], [ccccc"
+-- Iteration 8 --
+string(19) "one], [two], [three"
+-- Iteration 9 --
+string(11) "1], [2], [3"
+-- Iteration 10 --
+string(20) "10], [20], [40], [30"
+-- Iteration 11 --
+string(23) "ten], [twenty], [thirty"
+-- Iteration 12 --
+string(16) "1], [two], [four"
+-- Iteration 13 --
+string(12) "null], [], ["
+-- Iteration 14 --
+string(22) "true], [false], [], [1"
+-- Iteration 15 --
+string(14) "emptys], [], ["
+-- Iteration 16 --
+string(21) "], [], [], [], [], [1"
+-- Iteration 17 --
+string(11) "4], [5], [6"
+-- Iteration 18 --
+string(13) "10], [20], [3"
+Done
+--UEXPECTF--
+*** Testing join() : usage variations ***
+-- Iteration 1 --
+unicode(6) "1], [2"
+-- Iteration 2 --
+unicode(10) "1.1], [2.2"
+-- Iteration 3 --
+
+Notice: Array to string conversion in %s on line %d
+
+Notice: Array to string conversion in %s on line %d
+unicode(14) "Array], [Array"
+-- Iteration 4 --
+unicode(5) "], [1"
+-- Iteration 5 --
+unicode(0) ""
+-- Iteration 6 --
+unicode(0) ""
+-- Iteration 7 --
+unicode(36) "a], [aaaa], [b], [bbbb], [c], [ccccc"
+-- Iteration 8 --
+unicode(19) "one], [two], [three"
+-- Iteration 9 --
+unicode(11) "1], [2], [3"
+-- Iteration 10 --
+unicode(20) "10], [20], [40], [30"
+-- Iteration 11 --
+unicode(23) "ten], [twenty], [thirty"
+-- Iteration 12 --
+unicode(16) "1], [two], [four"
+-- Iteration 13 --
+unicode(12) "null], [], ["
+-- Iteration 14 --
+unicode(22) "true], [false], [], [1"
+-- Iteration 15 --
+unicode(14) "emptys], [], ["
+-- Iteration 16 --
+unicode(21) "], [], [], [], [], [1"
+-- Iteration 17 --
+unicode(11) "4], [5], [6"
+-- Iteration 18 --
+unicode(13) "10], [20], [3"
+Done
--- /dev/null
+--TEST--
+Test join() function : usage variations - sub array as argument
+--FILE--
+<?php
+/* Prototype : string join( string $glue, array $pieces )
+ * Description: Join array elements with a string
+ * Source code: ext/standard/string.c
+ * Alias of function: implode()
+*/
+
+/*
+ * test join() by passing pieces as array containing sub array(s)
+*/
+
+echo "*** Testing implode() : usage variations - sub arrays ***\n";
+$sub_array = array(array(1,2,3,4), array(1 => "one", 2 => "two"), "PHP", 50);
+
+// pieces as array containing sub array
+var_dump( join("TEST", $sub_array) );
+
+// glue as array & pieces as array containing sub array
+var_dump( join(array(1, 2, 3, 4), $sub_array) );
+
+// numeric value as glue, pieces as array containg subarray
+var_dump( join(2, $sub_array) );
+
+// using direclty the sub_array inside an array as pieces
+var_dump( join(", ", $sub_array[0]) );
+var_dump( join(", ", $sub_array[1]) );
+
+echo "Done\n";
+?>
+--EXPECTF--
+*** Testing implode() : usage variations - sub arrays ***
+
+Notice: Array to string conversion in %s on line %d
+
+Notice: Array to string conversion in %s on line %d
+string(27) "ArrayTESTArrayTESTPHPTEST50"
+
+Notice: Array to string conversion in %s on line %d
+string(19) "1Array2Array3Array4"
+
+Notice: Array to string conversion in %s on line %d
+
+Notice: Array to string conversion in %s on line %d
+string(18) "Array2Array2PHP250"
+string(10) "1, 2, 3, 4"
+string(8) "one, two"
+Done
+--UEXPECTF--
+*** Testing implode() : usage variations - sub arrays ***
+
+Notice: Array to string conversion in %s on line %d
+
+Notice: Array to string conversion in %s on line %d
+unicode(27) "ArrayTESTArrayTESTPHPTEST50"
+
+Notice: Array to string conversion in %s on line %d
+unicode(19) "1Array2Array3Array4"
+
+Notice: Array to string conversion in %s on line %d
+
+Notice: Array to string conversion in %s on line %d
+unicode(18) "Array2Array2PHP250"
+unicode(10) "1, 2, 3, 4"
+unicode(8) "one, two"
+Done