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139 lines
2.7 KiB
PHP
139 lines
2.7 KiB
PHP
--TEST--
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Test rtrim() function : usage variations - test values for $str argument
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--FILE--
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<?php
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/* Prototype : string rtrim ( string $str [, string $charlist ] )
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* Description: Strip whitespace (or other characters) from the end of a string.
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* Source code: ext/standard/string.c
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*/
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echo "*** Testing rtrim() function: with unexpected inputs for 'str' argument ***\n";
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//get an unset variable
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$unset_var = ' !--string_val--! ';
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unset($unset_var);
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//defining a class
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class sample {
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public function __toString() {
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return " !---sample object---! ";
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}
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}
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//getting the resource
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$file_handle = fopen(__FILE__, "r");
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// array with different values for $input
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$inputs = array (
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// integer values
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/*1*/ 0,
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1,
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255,
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256,
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2147483647,
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-2147483648,
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// float values
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/*7*/ 10.5,
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-20.5,
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10.1234567e10,
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// array values
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/*10*/ array(),
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array(0),
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array(1, 2),
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// boolean values
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/*13*/ true,
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false,
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TRUE,
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FALSE,
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// null values
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/*17*/ NULL,
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null,
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// objects
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/*19*/ new sample(),
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// resource
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/*20*/ $file_handle,
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// undefined variable
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/*21*/ @$undefined_var,
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// unset variable
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/*22*/ @$unset_var
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);
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// loop through with each element of the $inputs array to test rtrim() function
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$count = 1;
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foreach($inputs as $input) {
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echo "-- Iteration $count --\n";
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// strip white space and any "minus" signs
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var_dump( rtrim($input, " !-") );
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$count ++;
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}
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fclose($file_handle); //closing the file handle
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?>
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===DONE===
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--EXPECTF--
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*** Testing rtrim() function: with unexpected inputs for 'str' argument ***
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-- Iteration 1 --
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string(1) "0"
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-- Iteration 2 --
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string(1) "1"
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-- Iteration 3 --
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string(3) "255"
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-- Iteration 4 --
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string(3) "256"
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-- Iteration 5 --
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string(10) "2147483647"
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-- Iteration 6 --
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string(11) "-2147483648"
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-- Iteration 7 --
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string(4) "10.5"
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-- Iteration 8 --
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string(5) "-20.5"
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-- Iteration 9 --
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string(12) "101234567000"
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-- Iteration 10 --
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Warning: rtrim() expects parameter 1 to be string, array given in %s on line %d
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NULL
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-- Iteration 11 --
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Warning: rtrim() expects parameter 1 to be string, array given in %s on line %d
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NULL
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-- Iteration 12 --
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Warning: rtrim() expects parameter 1 to be string, array given in %s on line %d
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NULL
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-- Iteration 13 --
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string(1) "1"
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-- Iteration 14 --
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string(0) ""
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-- Iteration 15 --
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string(1) "1"
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-- Iteration 16 --
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string(0) ""
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-- Iteration 17 --
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string(0) ""
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-- Iteration 18 --
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string(0) ""
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-- Iteration 19 --
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string(19) " !---sample object"
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-- Iteration 20 --
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Warning: rtrim() expects parameter 1 to be string, resource given in %s on line %d
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NULL
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-- Iteration 21 --
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string(0) ""
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-- Iteration 22 --
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string(0) ""
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===DONE===
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