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163 lines
3.3 KiB
PHP
163 lines
3.3 KiB
PHP
--TEST--
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Test count_chars() function : usage variations - test values for $mode argument
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--FILE--
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<?php
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/* Prototype : mixed count_chars ( string $string [, int $mode ] )
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* Description: Return information about characters used in a string
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* Source code: ext/standard/string.c
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*/
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echo "*** Testing count_chars() function: with unexpected inputs for 'mode' argument ***\n";
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//get an unset variable
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$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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}
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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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2147483647,
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-2147483648,
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// float values
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/* 6 */ 0.0,
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1.3,
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10.5,
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-20.5,
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10.1234567e10,
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// array values
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/* 11 */ array(),
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array(1, 2, 3, 4, 5, 6, 7, 8, 9),
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// boolean values
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/* 14 */ 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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/* 18 */ NULL,
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null,
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// string values
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/* 20 */ "ABCD",
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'abcd',
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"1ABC",
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"5ABC",
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// objects
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/* 24 */ new sample(),
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// undefined variable
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/* 25 */ @$undefined_var,
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// unset variable
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/* 26 */ @$unset_var
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);
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// loop through with each element of the $inputs array to test count_chars() function
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// with unexepcted values for the 'mode' argument
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$count = 1;
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$string = "Return information about characters used in a string";
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foreach($inputs as $input) {
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echo "-- Iteration $count --\n";
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// only list characters with a frequency > 0
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var_dump(is_array(count_chars($string, $input)));
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$count ++;
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}
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?>
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===DONE===
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--EXPECTF--
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*** Testing count_chars() function: with unexpected inputs for 'mode' argument ***
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-- Iteration 1 --
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bool(true)
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-- Iteration 2 --
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bool(true)
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-- Iteration 3 --
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Warning: count_chars(): Unknown mode in %s on line %d
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bool(false)
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-- Iteration 4 --
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Warning: count_chars(): Unknown mode in %s on line %d
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bool(false)
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-- Iteration 5 --
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Warning: count_chars(): Unknown mode in %s on line %d
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bool(false)
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-- Iteration 6 --
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bool(true)
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-- Iteration 7 --
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bool(true)
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-- Iteration 8 --
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Warning: count_chars(): Unknown mode in %s on line %d
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bool(false)
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-- Iteration 9 --
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Warning: count_chars(): Unknown mode in %s on line %d
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bool(false)
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-- Iteration 10 --
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Warning: count_chars(): Unknown mode in %s on line %d
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bool(false)
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-- Iteration 11 --
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Warning: count_chars() expects parameter 2 to be long, array given in %s on line %d
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bool(false)
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-- Iteration 12 --
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Warning: count_chars() expects parameter 2 to be long, array given in %s on line %d
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bool(false)
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-- Iteration 13 --
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bool(true)
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-- Iteration 14 --
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bool(true)
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-- Iteration 15 --
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bool(true)
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-- Iteration 16 --
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bool(true)
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-- Iteration 17 --
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bool(true)
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-- Iteration 18 --
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bool(true)
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-- Iteration 19 --
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Warning: count_chars() expects parameter 2 to be long, string given in %s on line %d
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bool(false)
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-- Iteration 20 --
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Warning: count_chars() expects parameter 2 to be long, string given in %s on line %d
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bool(false)
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-- Iteration 21 --
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Notice: A non well formed numeric value encountered in %s on line %d
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bool(true)
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-- Iteration 22 --
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Notice: A non well formed numeric value encountered in %s on line %d
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Warning: count_chars(): Unknown mode in %s on line %d
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bool(false)
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-- Iteration 23 --
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Warning: count_chars() expects parameter 2 to be long, object given in %s on line %d
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bool(false)
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-- Iteration 24 --
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bool(true)
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-- Iteration 25 --
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bool(true)
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===DONE===
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