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-rw-r--r--ext/standard/tests/general_functions/intval.phpt306
1 files changed, 306 insertions, 0 deletions
diff --git a/ext/standard/tests/general_functions/intval.phpt b/ext/standard/tests/general_functions/intval.phpt
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+++ b/ext/standard/tests/general_functions/intval.phpt
@@ -0,0 +1,306 @@
+--TEST--
+Test intval() function
+--SKIPIF--
+<?php
+if (PHP_INT_SIZE != 4) die("skip this test is for 32bit platform only");
+?>
+--FILE--
+<?php
+/* Prototype: int intval( mixed $var [.int $base] );
+ * Description: Returns the integer value of var, using the specified base for the conversion(the default is base 10).
+ */
+
+echo "*** Testing intval() with valid integer values ***\n";
+// different valid integer vlaues
+$valid_ints = array(
+ '0',
+ '1',
+ '-1',
+ '-2147483648', // max negative integer value
+ '-2147483647',
+ 2147483647, // max positive integer value
+ 2147483640,
+ 0x123B, // integer as hexadecimal
+ '0x12ab',
+ '0Xfff',
+ '0XFA',
+ -0x80000000, // max negative integer as hexadecimal
+ '0x7fffffff', // max postive integer as hexadecimal
+ 0x7FFFFFFF, // max postive integer as hexadecimal
+ '0123', // integer as octal
+ 01912, // should be quivalent to octal 1
+ -020000000000, // max negative integer as octal
+ 017777777777, // max positive integer as octal
+ );
+
+/* loop to check that intval() recognizes different
+ integer values, expected output:integer value in decimal notation for valid integer */
+
+echo "\n***Output with default base value ie 10 ***\n";
+foreach ($valid_ints as $value ) {
+ var_dump( intval($value) );
+}
+
+
+echo "\n***Output with base value of 10( explicitly passed as argument) ***\n";
+foreach ($valid_ints as $value ) {
+ var_dump( intval($value, 10) );
+}
+
+
+echo "\n***Output with base value of 16 ***\n";
+foreach ($valid_ints as $value ) {
+ var_dump( intval($value, 16) );
+}
+
+echo "\n***Output with base value of 8 ***\n";
+foreach ($valid_ints as $value ) {
+ var_dump( intval($value, 8) );
+}
+
+echo "\n*** Testing intval() on non integer types ***\n";
+
+// get a resource type variable
+$fp = fopen (__FILE__, "r");
+fclose($fp);
+$dfp = opendir ( dirname(__FILE__) );
+closedir($dfp);
+
+// unset variable
+
+$unset_var = 10;
+unset ($unset_var);
+
+// other types in a array
+$not_int_types = array (
+ /* float values */
+ '-2147483649', // float value
+ '2147483648', // float value
+ '-0x80000001', // float value, beyond max negative int
+ '0x800000001', // float value, beyond max positive int
+ '020000000001', // float value, beyond max positive int
+ '-020000000001', // float value, beyond max negative int
+ 0.0,
+ -0.1,
+ 1.0,
+ 1e5,
+ -1e6,
+ 1E8,
+ -1E9,
+ 10.0000000000000000005,
+ 10.5e+5,
+
+ /* resources */
+ $fp,
+ $dfp,
+
+ /* arrays */
+ array(),
+ array(0),
+ array(1),
+ array(NULL),
+ array(null),
+ array("string"),
+ array(true),
+ array(TRUE),
+ array(false),
+ array(FALSE),
+ array(1,2,3,4),
+ array(1 => "One", "two" => 2),
+
+ /* strings */
+ "",
+ '',
+ "0",
+ '0',
+ "1",
+ '1',
+ "\x01",
+ '\x01',
+ "\01",
+ '\01',
+ 'string',
+ "string",
+ "true",
+ "FALSE",
+ 'false',
+ 'TRUE',
+ "NULL",
+ 'null',
+
+ /* booleans */
+ true,
+ false,
+ TRUE,
+ FALSE,
+
+ /* undefined and unset vars */
+ @$unset_var,
+ @$undefined_var
+);
+
+
+/* loop through the $not_int_types to see working of
+ intval() on non integer types, expected output: integer value in decimal notation for valid integers */
+foreach ($not_int_types as $type ) {
+ var_dump( intval($type) );
+}
+
+echo "\n*** Testing error conditions ***\n";
+//Zero argument
+var_dump( intval() );
+
+//arguments more than expected
+var_dump( intval(TRUE, FALSE, TRUE) );
+
+echo "\n--- Done ---\n";
+
+
+?>
+--EXPECTF--
+*** Testing intval() with valid integer values ***
+
+***Output with default base value ie 10 ***
+int(0)
+int(1)
+int(-1)
+int(-2147483648)
+int(-2147483647)
+int(2147483647)
+int(2147483640)
+int(4667)
+int(0)
+int(0)
+int(0)
+int(-2147483648)
+int(0)
+int(2147483647)
+int(123)
+int(1)
+int(-2147483648)
+int(2147483647)
+
+***Output with base value of 10( explicitly passed as argument) ***
+int(0)
+int(1)
+int(-1)
+int(-2147483648)
+int(-2147483647)
+int(2147483647)
+int(2147483640)
+int(4667)
+int(0)
+int(0)
+int(0)
+int(-2147483648)
+int(0)
+int(2147483647)
+int(123)
+int(1)
+int(-2147483648)
+int(2147483647)
+
+***Output with base value of 16 ***
+int(0)
+int(1)
+int(-1)
+int(-2147483648)
+int(-2147483648)
+int(2147483647)
+int(2147483640)
+int(4667)
+int(4779)
+int(4095)
+int(250)
+int(-2147483648)
+int(2147483647)
+int(2147483647)
+int(291)
+int(1)
+int(-2147483648)
+int(2147483647)
+
+***Output with base value of 8 ***
+int(0)
+int(1)
+int(-1)
+int(-9020)
+int(-9020)
+int(2147483647)
+int(2147483640)
+int(4667)
+int(0)
+int(0)
+int(0)
+int(-2147483648)
+int(0)
+int(2147483647)
+int(83)
+int(1)
+int(-2147483648)
+int(2147483647)
+
+*** Testing intval() on non integer types ***
+int(-2147483648)
+int(2147483647)
+int(0)
+int(0)
+int(2147483647)
+int(-2147483648)
+int(0)
+int(0)
+int(1)
+int(100000)
+int(-1000000)
+int(100000000)
+int(-1000000000)
+int(10)
+int(1050000)
+int(%d)
+int(%d)
+int(0)
+int(1)
+int(1)
+int(1)
+int(1)
+int(1)
+int(1)
+int(1)
+int(1)
+int(1)
+int(1)
+int(1)
+int(0)
+int(0)
+int(0)
+int(0)
+int(1)
+int(1)
+int(0)
+int(0)
+int(0)
+int(0)
+int(0)
+int(0)
+int(0)
+int(0)
+int(0)
+int(0)
+int(0)
+int(0)
+int(1)
+int(0)
+int(1)
+int(0)
+int(0)
+int(0)
+
+*** Testing error conditions ***
+
+Warning: Wrong parameter count for intval() in %s on line %d
+NULL
+
+Warning: Wrong parameter count for intval() in %s on line %d
+NULL
+
+--- Done ---
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