/**
* Test for expected tokens in a sample file
*/
public function testToken()
{
$str = file_get_contents($this->sample1);
$this->say($this->sample1);
self::AssertTrue(is_string($str), "should be string");
$tokenizer = new \gi\parse\Scanner($str);
$tok = $tokenizer->nextToken();
// this
$val = $tokenizer->token();
self::AssertEquals($tok, \gi\parse\Scanner::WORD);
/*
self::AssertEquals( $val, 'this', "got $val" );
$tok = $tokenizer->nextToken(); // EOL
self::AssertEquals( $tok, \gi\parse\Scanner::EOL );
$tok = $tokenizer->nextToken(); // is
$tok = $tokenizer->nextToken(); // SPACE
self::AssertEquals( $tok, \gi\parse\Scanner::WHITESPACE );
self::AssertEquals( $tokenizer->getTypeString(), "WHITESPACE" );
$tok = $tokenizer->nextToken(); // a
$tok = $tokenizer->nextToken(); // SPACE (four)
$val = $tokenizer->token();
self::AssertEquals( $tok, \gi\parse\Scanner::WHITESPACE );
self::AssertEquals( $val, " " );
$tok = $tokenizer->nextToken(); // sample
$tok = $tokenizer->nextToken(); // EOL
$tok = $tokenizer->nextToken(); // <
$val = $tokenizer->token();
self::AssertEquals( $tok, \gi\parse\Scanner::CHAR );
self::AssertEquals( $val, "<" );
while ( ($tok = $tokenizer->nextToken())
!= \gi\parse\Scanner::EOF ) {
// should not go into infinite loop!
$count++;
if ( $count > 1000 ) {
self::AssertTrue( false, 'EOF not encountered' );
}
}
self::AssertTrue( true );
*/
}
<?php
require_once "gi/parse/Scanner.php";
require_once "gi/parse/Context.php";
require_once "gi/parse/StringReader.php";
$context = new \gi\parse\Context();
$user_in = "\$input equals '4' or \$input equals 'four'";
$reader = new \gi\parse\StringReader($user_in);
$scanner = new \gi\parse\Scanner($reader, $context);
while ($scanner->nextToken() != \gi\parse\Scanner::EOF) {
print $scanner->token();
print "\t{$scanner->char_no()}";
print "\t{$scanner->getTypeString()}\n";
}
