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161 lines
2.6 KiB
PHP
161 lines
2.6 KiB
PHP
--TEST--
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Test strtok() function : usage variations - invalid escape sequences as tokens
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--FILE--
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<?php
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/* Prototype : string strtok ( str $str, str $token )
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* Description: splits a string (str) into smaller strings (tokens), with each token being delimited by any character from token
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* Source code: ext/standard/string.c
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*/
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/*
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* Testing strtok() : with invalid escape sequences in token
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*/
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echo "*** Testing strtok() : with invalid escape sequences in token ***\n";
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// defining arrays for input strings and tokens
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$string_array = array(
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"khellok worldk",
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"\khello\k world\k",
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"/khello\k world/k",
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"/hellok/ world"
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);
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$token_array = array(
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"k",
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"/ ",
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"/k",
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"\k",
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"\\\\\\\k\h\\e\l\o\w\r\l\d"
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);
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// loop through each element of the array and check the working of strtok()
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// when supplied with different string and token values
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$counter =1;
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foreach( $string_array as $string ) {
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echo "\n--- Iteration $counter ---\n";
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foreach( $token_array as $token ) {
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var_dump( strtok($string, $token) );
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for( $count = 1; $count <=3; $count++ ) {
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var_dump( strtok($token) );
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}
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echo "\n";
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}
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$counter++;
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}
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echo "Done\n";
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?>
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--EXPECTF--
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*** Testing strtok() : with invalid escape sequences in token ***
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--- Iteration 1 ---
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string(5) "hello"
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string(6) " world"
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bool(false)
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bool(false)
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string(7) "khellok"
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string(6) "worldk"
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bool(false)
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bool(false)
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string(5) "hello"
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string(6) " world"
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bool(false)
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bool(false)
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string(5) "hello"
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string(6) " world"
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bool(false)
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bool(false)
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string(1) " "
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string(1) "r"
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bool(false)
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bool(false)
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--- Iteration 2 ---
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string(1) "\"
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string(6) "hello\"
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string(7) " world\"
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bool(false)
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string(9) "\khello\k"
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string(7) "world\k"
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bool(false)
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bool(false)
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string(1) "\"
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string(6) "hello\"
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string(7) " world\"
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bool(false)
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string(5) "hello"
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string(6) " world"
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bool(false)
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bool(false)
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string(1) " "
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string(1) "r"
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bool(false)
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bool(false)
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--- Iteration 3 ---
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string(1) "/"
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string(6) "hello\"
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string(7) " world/"
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bool(false)
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string(8) "khello\k"
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string(5) "world"
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string(1) "k"
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bool(false)
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string(6) "hello\"
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string(6) " world"
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bool(false)
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bool(false)
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string(1) "/"
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string(5) "hello"
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string(7) " world/"
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bool(false)
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string(1) "/"
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string(1) " "
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string(1) "r"
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string(1) "/"
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--- Iteration 4 ---
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string(6) "/hello"
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string(7) "/ world"
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bool(false)
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bool(false)
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string(6) "hellok"
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string(5) "world"
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bool(false)
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bool(false)
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string(5) "hello"
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string(6) " world"
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bool(false)
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bool(false)
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string(6) "/hello"
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string(7) "/ world"
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bool(false)
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bool(false)
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string(1) "/"
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string(2) "/ "
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string(1) "r"
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bool(false)
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Done
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