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318 lines
6.2 KiB
PHP
318 lines
6.2 KiB
PHP
--TEST--
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Test strval() function
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--INI--
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precision=14
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--FILE--
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<?php
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/* Prototype: string strval ( mixed $var );
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* Description: Returns the string value of var
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*/
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echo "*** Testing str_val() with scalar values***\n";
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$heredoc_string = <<<EOD
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This is a multiline heredoc
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string. Numeric = 1232455.
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EOD;
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/* heredoc string with only numeric values */
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$heredoc_numeric_string = <<<EOD
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12345
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2345
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EOD;
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/* null heredoc string */
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$heredoc_empty_string = <<<EOD
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EOD;
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/* heredoc string with NULL */
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$heredoc_NULL_string = <<<EOD
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NULL
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EOD;
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// different valid scalar vlaues
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$scalars = array(
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/* integers */
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0,
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1,
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-1,
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-2147483648, // max negative integer value
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-2147483647,
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2147483647, // max positive integer value
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2147483640,
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0x123B, // integer as hexadecimal
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0x12ab,
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0Xfff,
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0XFA,
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/* floats */
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-0x80000000, // max negative integer as hexadecimal
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0x7fffffff, // max postive integer as hexadecimal
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0x7FFFFFFF, // max postive integer as hexadecimal
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0123, // integer as octal
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01912, // should be quivalent to octal 1
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-020000000000, // max negative integer as octal
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017777777777, // max positive integer as octal
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-2147483649, // float value
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2147483648, // float value
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-0x80000001, // float value, beyond max negative int
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0x800000001, // float value, beyond max positive int
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020000000001, // float value, beyond max positive int
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-020000000001, // float value, beyond max negative int
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0.0,
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-0.1,
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10.0000000000000000005,
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10.5e+5,
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1e-5,
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.5e+7,
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.6e-19,
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.05E+44,
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.0034E-30,
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/* booleans */
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true,
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TRUE,
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FALSE,
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false,
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/* strings */
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"",
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'',
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" ",
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' ',
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'0',
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"0",
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"testing",
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"0x564",
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"0123",
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"new\n",
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'new\n',
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"@#$$%^&&*()",
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" ",
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"null",
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'null',
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'true',
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"true",
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/*"\0123",
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"\0x12FF",*/
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$heredoc_string,
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$heredoc_numeric_string,
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$heredoc_empty_string
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);
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/* loop to check that strval() recognizes different
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scalar values and retuns the string conversion of same */
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$loop_counter = 1;
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foreach ($scalars as $scalar ) {
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echo "-- Iteration $loop_counter --\n"; $loop_counter++;
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var_dump( strval($scalar) );
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}
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echo "\n*** Testing strval() with non_scalar values ***\n";
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// get a resource type variable
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$fp = fopen(__FILE__, "r");
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$dfp = opendir( dirname(__FILE__) );
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// unset variable
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$unset_var = 10;
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unset ($unset_var);
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// non_scalar values, objects, arrays, resources and boolean
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class foo
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{
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function __toString() {
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return "Object";
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}
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}
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$not_scalars = array (
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new foo, //object
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$fp, // resource
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$dfp,
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array(), // arrays
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array(NULL),
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array(1,2,3,4),
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array("string"),
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NULL, // nulls
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null,
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@$unset_var, // unset variable
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@$undefined_var
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);
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/* loop through the $not_scalars to see working of
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strval() on objects, arrays, boolean and others */
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$loop_counter = 1;
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foreach ($not_scalars as $value ) {
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echo "-- Iteration $loop_counter --\n"; $loop_counter++;
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var_dump( strval($value) );
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}
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echo "\n*** Testing error conditions ***\n";
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//Zero argument
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var_dump( strval() );
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//arguments more than expected
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var_dump( strval( $scalars[0], $scalars[1]) );
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echo "Done\n";
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// close the resources used
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fclose($fp);
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closedir($dfp);
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?>
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--EXPECTF--
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*** Testing str_val() with scalar values***
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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(2) "-1"
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-- Iteration 4 --
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string(11) "-2147483648"
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-- Iteration 5 --
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string(11) "-2147483647"
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-- Iteration 6 --
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string(10) "2147483647"
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-- Iteration 7 --
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string(10) "2147483640"
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-- Iteration 8 --
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string(4) "4667"
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-- Iteration 9 --
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string(4) "4779"
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-- Iteration 10 --
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string(4) "4095"
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-- Iteration 11 --
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string(3) "250"
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-- Iteration 12 --
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string(11) "-2147483648"
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-- Iteration 13 --
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string(10) "2147483647"
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-- Iteration 14 --
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string(10) "2147483647"
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-- Iteration 15 --
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string(2) "83"
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-- Iteration 16 --
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string(1) "1"
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-- Iteration 17 --
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string(11) "-2147483648"
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-- Iteration 18 --
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string(10) "2147483647"
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-- Iteration 19 --
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string(11) "-2147483649"
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-- Iteration 20 --
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string(10) "2147483648"
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-- Iteration 21 --
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string(11) "-2147483649"
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-- Iteration 22 --
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string(11) "34359738369"
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-- Iteration 23 --
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string(10) "2147483649"
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-- Iteration 24 --
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string(11) "-2147483649"
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-- Iteration 25 --
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string(1) "0"
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-- Iteration 26 --
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string(4) "-0.1"
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-- Iteration 27 --
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string(2) "10"
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-- Iteration 28 --
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string(7) "1050000"
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-- Iteration 29 --
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string(6) "1.0E-5"
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-- Iteration 30 --
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string(7) "5000000"
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-- Iteration 31 --
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string(7) "6.0E-20"
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-- Iteration 32 --
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string(7) "5.0E+42"
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-- Iteration 33 --
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string(7) "3.4E-33"
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-- Iteration 34 --
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string(1) "1"
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-- Iteration 35 --
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string(1) "1"
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-- Iteration 36 --
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string(0) ""
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-- Iteration 37 --
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string(0) ""
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-- Iteration 38 --
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string(0) ""
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-- Iteration 39 --
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string(0) ""
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-- Iteration 40 --
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string(1) " "
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-- Iteration 41 --
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string(1) " "
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-- Iteration 42 --
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string(1) "0"
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-- Iteration 43 --
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string(1) "0"
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-- Iteration 44 --
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string(7) "testing"
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-- Iteration 45 --
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string(5) "0x564"
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-- Iteration 46 --
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string(4) "0123"
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-- Iteration 47 --
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string(4) "new
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"
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-- Iteration 48 --
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string(5) "new\n"
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-- Iteration 49 --
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string(11) "@#$$%^&&*()"
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-- Iteration 50 --
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string(8) " "
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-- Iteration 51 --
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string(4) "null"
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-- Iteration 52 --
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string(4) "null"
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-- Iteration 53 --
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string(4) "true"
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-- Iteration 54 --
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string(4) "true"
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-- Iteration 55 --
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string(5%d) "This is a multiline heredoc
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string. Numeric = 1232455."
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-- Iteration 56 --
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string(1%d) "12345
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2345"
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-- Iteration 57 --
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string(0) ""
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*** Testing strval() with non_scalar values ***
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-- Iteration 1 --
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string(6) "Object"
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-- Iteration 2 --
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string(14) "Resource id #5"
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-- Iteration 3 --
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string(14) "Resource id #6"
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-- Iteration 4 --
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Notice: Array to string conversion in %sstrval.php on line %d
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string(5) "Array"
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-- Iteration 5 --
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Notice: Array to string conversion in %sstrval.php on line %d
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string(5) "Array"
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-- Iteration 6 --
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Notice: Array to string conversion in %sstrval.php on line %d
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string(5) "Array"
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-- Iteration 7 --
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Notice: Array to string conversion in %sstrval.php on line %d
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string(5) "Array"
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-- Iteration 8 --
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string(0) ""
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-- Iteration 9 --
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string(0) ""
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-- Iteration 10 --
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string(0) ""
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-- Iteration 11 --
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string(0) ""
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*** Testing error conditions ***
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Warning: strval() expects exactly 1 parameter, 0 given in %s on line %d
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NULL
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Warning: strval() expects exactly 1 parameter, 2 given in %s on line %d
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NULL
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Done
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