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217 lines
6.0 KiB
PHP
217 lines
6.0 KiB
PHP
--TEST--
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"ucfirst()" 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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/* Make a string's first character uppercase */
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echo "#### Basic and Various operations ####\n";
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$str_array = array(
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"testing ucfirst.",
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"1.testing ucfirst",
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"hELLO wORLD",
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'hELLO wORLD',
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"\0", // Null
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"\x00", // Hex Null
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"\x000",
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"abcd", // double quoted string
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'xyz', // single quoted string
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string, // without quotes
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"-3",
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-3,
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'-3.344',
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-3.344,
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NULL,
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"NULL",
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"0",
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0,
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TRUE, // bool type
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"TRUE",
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"1",
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1,
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1.234444,
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FALSE,
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"FALSE",
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" ",
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" ",
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'b', // single char
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'\t', // escape sequences
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"\t",
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"12",
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"12twelve", // int + string
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);
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/* loop to test working of ucfirst with different values */
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foreach ($str_array as $string) {
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var_dump( ucfirst($string) );
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}
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echo "\n#### Testing Miscelleneous inputs ####\n";
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echo "--- Testing arrays ---";
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$str_arr = array("hello", "?world", "!$%**()%**[][[[&@#~!", array());
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var_dump( ucfirst($str_arr) );
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echo "\n--- Testing objects ---\n";
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/* we get "Catchable fatal error: saying Object of class could not be converted
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to string" by default when an object is passed instead of string:
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The error can be avoided by chosing the __toString magix method as follows: */
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class string {
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function __toString() {
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return "hello, world";
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}
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}
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$obj_string = new string;
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var_dump(ucfirst("$obj_string"));
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echo "\n--- Testing Resources ---\n";
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$filename1 = "dummy.txt";
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$file1 = fopen($filename1, "w"); // creating new file
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/* getting resource type for file handle */
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$string1 = get_resource_type($file1);
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$string2 = (int)get_resource_type($file1); // converting stream type to int
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/* $string1 is of "stream" type */
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var_dump(ucfirst($string1));
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/* $string2 holds a value of "int(0)" */
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var_dump(ucfirst($string2));
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fclose($file1); // closing the file "dummy.txt"
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unlink("$filename1"); // deletes "dummy.txt"
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echo "\n--- Testing a longer and heredoc string ---\n";
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$string = <<<EOD
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abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
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abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
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abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
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abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
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abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
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abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
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abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
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@#$%^&**&^%$#@!~:())))((((&&&**%$###@@@!!!~~~~@###$%^&*
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abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
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EOD;
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var_dump(ucfirst($string));
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echo "\n--- Testing a heredoc null string ---\n";
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$str = <<<EOD
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EOD;
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var_dump(ucfirst($str));
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echo "\n--- Testing simple and complex syntax strings ---\n";
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$str = 'world';
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/* Simple syntax */
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var_dump(ucfirst("$str"));
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var_dump(ucfirst("$str'S"));
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var_dump(ucfirst("$strS"));
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/* String with curly braces, complex syntax */
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var_dump(ucfirst("${str}S"));
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var_dump(ucfirst("{$str}S"));
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echo "\n--- Nested ucfirst() ---\n";
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var_dump(ucfirst(ucfirst("hello")));
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echo "\n#### error conditions ####";
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/* Zero arguments */
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ucfirst();
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/* More than expected no. of args */
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ucfirst($str_array[0], $str_array[1]);
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ucfirst((int)10, (int)20);
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echo "Done\n";
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?>
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--EXPECTF--
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#### Basic and Various operations ####
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Notice: Use of undefined constant string - assumed 'string' in %s on line %d
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string(16) "Testing ucfirst."
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string(17) "1.testing ucfirst"
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string(11) "HELLO wORLD"
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string(11) "HELLO wORLD"
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string(1) " "
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string(1) " "
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string(2) " 0"
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string(4) "Abcd"
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string(3) "Xyz"
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string(6) "String"
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string(2) "-3"
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string(2) "-3"
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string(6) "-3.344"
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string(6) "-3.344"
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string(0) ""
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string(4) "NULL"
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string(1) "0"
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string(1) "0"
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string(1) "1"
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string(4) "TRUE"
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string(1) "1"
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string(1) "1"
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string(8) "1.234444"
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string(0) ""
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string(5) "FALSE"
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string(1) " "
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string(5) " "
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string(1) "B"
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string(2) "\t"
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string(1) " "
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string(2) "12"
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string(8) "12twelve"
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#### Testing Miscelleneous inputs ####
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--- Testing arrays ---
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Warning: ucfirst() expects parameter 1 to be string, array given in %s on line %d
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NULL
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--- Testing objects ---
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string(12) "Hello, world"
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--- Testing Resources ---
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string(6) "Stream"
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string(1) "0"
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--- Testing a longer and heredoc string ---
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string(639) "Abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
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abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
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abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
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abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
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abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
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abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
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abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
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@#$%^&**&^%$#@!~:())))((((&&&**%$###@@@!!!~~~~@###$%^&*
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abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789"
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--- Testing a heredoc null string ---
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string(0) ""
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--- Testing simple and complex syntax strings ---
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string(5) "World"
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string(7) "World'S"
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Notice: Undefined variable: strS in %s on line %d
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string(0) ""
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string(6) "WorldS"
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string(6) "WorldS"
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--- Nested ucfirst() ---
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string(5) "Hello"
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#### error conditions ####
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Warning: ucfirst() expects exactly 1 parameter, 0 given in %s on line %d
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Warning: ucfirst() expects exactly 1 parameter, 2 given in %s on line %d
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Warning: ucfirst() expects exactly 1 parameter, 2 given in %s on line %d
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Done
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