--- /dev/null
+--TEST--
+Test eregi() function : usage variations - unexpected type arg 1
+--FILE--
+<?php
+/* Prototype : proto int eregi(string pattern, string string [, array registers])
+ * Description: Regular expression match
+ * Source code: ext/standard/reg.c
+ * Alias to functions:
+ */
+
+function test_error_handler($err_no, $err_msg, $filename, $linenum, $vars) {
+ echo "Error: $err_no - $err_msg, $filename($linenum)\n";
+}
+set_error_handler('test_error_handler');
+
+
+echo "*** Testing eregi() : usage variations ***\n";
+
+// Initialise function arguments not being substituted (if any)
+$string = '1';
+$registers = array(1, 2);
+
+//get an unset variable
+$unset_var = 10;
+unset ($unset_var);
+
+//array of values to iterate over
+$values = array(
+
+ // int data
+ 0,
+ 1,
+ 12345,
+ -2345,
+
+ // float data
+ 10.5,
+ -10.5,
+ 10.1234567e10,
+ 10.7654321E-10,
+ .5,
+
+ // array data
+ array(),
+ array(0),
+ array(1),
+ array(1, 2),
+ array('color' => 'red', 'item' => 'pen'),
+
+ // null data
+ NULL,
+ null,
+
+ // boolean data
+ true,
+ false,
+ TRUE,
+ FALSE,
+
+ // empty data
+ "",
+ '',
+
+ // object data
+ new stdclass(),
+
+ // undefined data
+ $undefined_var,
+
+ // unset data
+ $unset_var,
+);
+
+// loop through each element of the array for pattern
+
+foreach($values as $value) {
+ echo "\nArg value $value \n";
+ var_dump( eregi($value, $string, $registers) );
+};
+
+echo "Done";
+?>
+--EXPECTF--
+*** Testing eregi() : usage variations ***
+Error: 8 - Undefined variable: undefined_var, %s(65)
+Error: 8 - Undefined variable: unset_var, %s(68)
+
+Arg value 0
+bool(false)
+
+Arg value 1
+int(1)
+
+Arg value 12345
+bool(false)
+
+Arg value -2345
+bool(false)
+
+Arg value 10.5
+bool(false)
+
+Arg value -10.5
+bool(false)
+
+Arg value 101234567000
+bool(false)
+
+Arg value 1.07654321E-9
+bool(false)
+
+Arg value 0.5
+bool(false)
+
+Arg value Array
+Error: 8 - Array to string conversion, %s(75)
+bool(false)
+
+Arg value Array
+Error: 8 - Array to string conversion, %s(75)
+bool(false)
+
+Arg value Array
+Error: 8 - Array to string conversion, %s(75)
+bool(false)
+
+Arg value Array
+Error: 8 - Array to string conversion, %s(75)
+bool(false)
+
+Arg value Array
+Error: 8 - Array to string conversion, %s(75)
+bool(false)
+
+Arg value
+Error: 2 - eregi(): REG_EMPTY, %s(75)
+bool(false)
+
+Arg value
+Error: 2 - eregi(): REG_EMPTY, %s(75)
+bool(false)
+
+Arg value 1
+int(1)
+
+Arg value
+Error: 2 - eregi(): REG_EMPTY, %s(75)
+bool(false)
+
+Arg value 1
+int(1)
+
+Arg value
+Error: 2 - eregi(): REG_EMPTY, %s(75)
+bool(false)
+
+Arg value
+Error: 2 - eregi(): REG_EMPTY, %s(75)
+bool(false)
+
+Arg value
+Error: 2 - eregi(): REG_EMPTY, %s(75)
+bool(false)
+Error: 4096 - Object of class stdClass could not be converted to string, %s(74)
+
+Arg value
+Error: 4096 - Object of class stdClass could not be converted to string, %s(75)
+Error: 8 - Object of class stdClass to string conversion, %s(75)
+bool(false)
+
+Arg value
+Error: 2 - eregi(): REG_EMPTY, %s(75)
+bool(false)
+
+Arg value
+Error: 2 - eregi(): REG_EMPTY, %s(75)
+bool(false)
+Done
\ No newline at end of file
--- /dev/null
+--TEST--
+Test eregi() function : usage variations - unexpected type arg 2
+--FILE--
+<?php
+/* Prototype : proto int eregi(string pattern, string string [, array registers])
+ * Description: Regular expression match
+ * Source code: ext/standard/reg.c
+ * Alias to functions:
+ */
+
+function test_error_handler($err_no, $err_msg, $filename, $linenum, $vars) {
+ echo "Error: $err_no - $err_msg, $filename($linenum)\n";
+}
+set_error_handler('test_error_handler');
+
+echo "*** Testing eregi() : usage variations ***\n";
+
+// Initialise function arguments not being substituted (if any)
+$pattern = '1';
+$registers = array();
+
+//get an unset variable
+$unset_var = 10;
+unset ($unset_var);
+
+//array of values to iterate over
+$values = array(
+
+ // int data
+ 0,
+ 1,
+ 12345,
+ -2345,
+
+ // float data
+ 10.5,
+ -10.5,
+ 10.1234567e10,
+ 10.7654321E-10,
+ .5,
+
+ // array data
+ array(),
+ array(0),
+ array(1),
+ array(1, 2),
+ array('color' => 'red', 'item' => 'pen'),
+
+ // null data
+ NULL,
+ null,
+
+ // boolean data
+ true,
+ false,
+ TRUE,
+ FALSE,
+
+ // empty data
+ "",
+ '',
+
+ // object data
+ new stdclass(),
+
+ // undefined data
+ $undefined_var,
+
+ // unset data
+ $unset_var,
+);
+
+// loop through each element of the array for string
+
+foreach($values as $value) {
+ echo "\nArg value $value \n";
+ var_dump( eregi($pattern, $value, $registers) );
+};
+
+echo "Done";
+?>
+--EXPECTF--
+*** Testing eregi() : usage variations ***
+Error: 8 - Undefined variable: undefined_var, %s(64)
+Error: 8 - Undefined variable: unset_var, %s(67)
+
+Arg value 0
+bool(false)
+
+Arg value 1
+int(1)
+
+Arg value 12345
+int(1)
+
+Arg value -2345
+bool(false)
+
+Arg value 10.5
+int(1)
+
+Arg value -10.5
+int(1)
+
+Arg value 101234567000
+int(1)
+
+Arg value 1.07654321E-9
+int(1)
+
+Arg value 0.5
+bool(false)
+
+Arg value Array
+Error: 8 - Array to string conversion, %s(74)
+bool(false)
+
+Arg value Array
+Error: 8 - Array to string conversion, %s(74)
+bool(false)
+
+Arg value Array
+Error: 8 - Array to string conversion, %s(74)
+bool(false)
+
+Arg value Array
+Error: 8 - Array to string conversion, %s(74)
+bool(false)
+
+Arg value Array
+Error: 8 - Array to string conversion, %s(74)
+bool(false)
+
+Arg value
+bool(false)
+
+Arg value
+bool(false)
+
+Arg value 1
+int(1)
+
+Arg value
+bool(false)
+
+Arg value 1
+int(1)
+
+Arg value
+bool(false)
+
+Arg value
+bool(false)
+
+Arg value
+bool(false)
+Error: 4096 - Object of class stdClass could not be converted to string, %s(73)
+
+Arg value
+Error: 4096 - Object of class stdClass could not be converted to string, %s(74)
+Error: 8 - Object of class stdClass to string conversion, %s(74)
+bool(false)
+
+Arg value
+bool(false)
+
+Arg value
+bool(false)
+Done
\ No newline at end of file
--- /dev/null
+--TEST--
+Test eregi() function : usage variations - unexpected type for arg 3
+--FILE--
+<?php
+/* Prototype : proto int eregi(string pattern, string string [, array registers])
+ * Description: Regular expression match
+ * Source code: ext/standard/reg.c
+ * Alias to functions:
+ */
+
+function test_error_handler($err_no, $err_msg, $filename, $linenum, $vars) {
+ echo "Error: $err_no - $err_msg, $filename($linenum)\n";
+}
+set_error_handler('test_error_handler');
+
+echo "*** Testing eregi() : usage variations ***\n";
+
+// Initialise function arguments not being substituted (if any)
+$pattern = 'h(.*)lo!';
+$string = 'hello!';
+
+//get an unset variable
+$unset_var = 10;
+unset ($unset_var);
+
+//array of values to iterate over
+$values = array(
+
+ // int data
+ 0,
+ 1,
+ 12345,
+ -2345,
+
+ // float data
+ 10.5,
+ -10.5,
+ 10.1234567e10,
+ 10.7654321E-10,
+ .5,
+
+ // null data
+ NULL,
+ null,
+
+ // boolean data
+ true,
+ false,
+ TRUE,
+ FALSE,
+
+ // empty data
+ "",
+ '',
+
+ // string data
+ "string",
+ 'string',
+
+ // object data
+ new stdclass(),
+
+ // undefined data
+ $undefined_var,
+
+ // unset data
+ $unset_var,
+);
+
+// loop through each element of the array for registers
+
+foreach($values as $value) {
+ echo "\nArg value $value \n";
+ var_dump( eregi($pattern, $string, $value) );
+ var_dump($value);
+};
+
+echo "Done";
+?>
+--EXPECTF--
+*** Testing eregi() : usage variations ***
+Error: 8 - Undefined variable: undefined_var, %s(61)
+Error: 8 - Undefined variable: unset_var, %s(64)
+
+Arg value 0
+int(6)
+array(2) {
+ [0]=>
+ string(6) "hello!"
+ [1]=>
+ string(2) "el"
+}
+
+Arg value 1
+int(6)
+array(2) {
+ [0]=>
+ string(6) "hello!"
+ [1]=>
+ string(2) "el"
+}
+
+Arg value 12345
+int(6)
+array(2) {
+ [0]=>
+ string(6) "hello!"
+ [1]=>
+ string(2) "el"
+}
+
+Arg value -2345
+int(6)
+array(2) {
+ [0]=>
+ string(6) "hello!"
+ [1]=>
+ string(2) "el"
+}
+
+Arg value 10.5
+int(6)
+array(2) {
+ [0]=>
+ string(6) "hello!"
+ [1]=>
+ string(2) "el"
+}
+
+Arg value -10.5
+int(6)
+array(2) {
+ [0]=>
+ string(6) "hello!"
+ [1]=>
+ string(2) "el"
+}
+
+Arg value 101234567000
+int(6)
+array(2) {
+ [0]=>
+ string(6) "hello!"
+ [1]=>
+ string(2) "el"
+}
+
+Arg value 1.07654321E-9
+int(6)
+array(2) {
+ [0]=>
+ string(6) "hello!"
+ [1]=>
+ string(2) "el"
+}
+
+Arg value 0.5
+int(6)
+array(2) {
+ [0]=>
+ string(6) "hello!"
+ [1]=>
+ string(2) "el"
+}
+
+Arg value
+int(6)
+array(2) {
+ [0]=>
+ string(6) "hello!"
+ [1]=>
+ string(2) "el"
+}
+
+Arg value
+int(6)
+array(2) {
+ [0]=>
+ string(6) "hello!"
+ [1]=>
+ string(2) "el"
+}
+
+Arg value 1
+int(6)
+array(2) {
+ [0]=>
+ string(6) "hello!"
+ [1]=>
+ string(2) "el"
+}
+
+Arg value
+int(6)
+array(2) {
+ [0]=>
+ string(6) "hello!"
+ [1]=>
+ string(2) "el"
+}
+
+Arg value 1
+int(6)
+array(2) {
+ [0]=>
+ string(6) "hello!"
+ [1]=>
+ string(2) "el"
+}
+
+Arg value
+int(6)
+array(2) {
+ [0]=>
+ string(6) "hello!"
+ [1]=>
+ string(2) "el"
+}
+
+Arg value
+int(6)
+array(2) {
+ [0]=>
+ string(6) "hello!"
+ [1]=>
+ string(2) "el"
+}
+
+Arg value
+int(6)
+array(2) {
+ [0]=>
+ string(6) "hello!"
+ [1]=>
+ string(2) "el"
+}
+
+Arg value string
+int(6)
+array(2) {
+ [0]=>
+ string(6) "hello!"
+ [1]=>
+ string(2) "el"
+}
+
+Arg value string
+int(6)
+array(2) {
+ [0]=>
+ string(6) "hello!"
+ [1]=>
+ string(2) "el"
+}
+Error: 4096 - Object of class stdClass could not be converted to string, %s(70)
+
+Arg value
+int(6)
+array(2) {
+ [0]=>
+ string(6) "hello!"
+ [1]=>
+ string(2) "el"
+}
+
+Arg value
+int(6)
+array(2) {
+ [0]=>
+ string(6) "hello!"
+ [1]=>
+ string(2) "el"
+}
+
+Arg value
+int(6)
+array(2) {
+ [0]=>
+ string(6) "hello!"
+ [1]=>
+ string(2) "el"
+}
+Done
\ No newline at end of file
--- /dev/null
+--TEST--
+Test eregi() function : usage variations - pass non-variable as arg 3, which is pass-by-ref.
+--FILE--
+<?php
+/* Prototype : proto int eregi(string pattern, string string [, array registers])
+ * Description: Regular expression match
+ * Source code: ext/standard/reg.c
+ * Alias to functions:
+ */
+
+var_dump(eregi('l{2}', 'hello', str_repeat('x',1)));
+echo "Done";
+?>
+--EXPECTF--
+
+Strict Standards: Only variables should be passed by reference in %s on line 8
+int(2)
+Done
\ No newline at end of file