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<?php
namespace HTML5\Tests\Parser;
use \HTML5\Parser\FileInputStream;
class FileInputStreamTest extends \HTML5\Tests\TestCase {
function testConstruct() {
$s = new FileInputStream(__DIR__ . '/FileInputStreamTest.html');
$this->assertInstanceOf('\HTML5\Parser\FileInputStream', $s);
}
public function testNext() {
$s = new FileInputStream(__DIR__ . '/FileInputStreamTest.html');
$s->next();
$this->assertEquals('!', $s->current());
$s->next();
$this->assertEquals('d', $s->current());
}
public function testKey() {
$s = new FileInputStream(__DIR__ . '/FileInputStreamTest.html');
$this->assertEquals(0, $s->key());
$s->next();
$this->assertEquals(1, $s->key());
}
public function testPeek() {
$s = new FileInputStream(__DIR__ . '/FileInputStreamTest.html');
$this->assertEquals('!', $s->peek());
$s->next();
$this->assertEquals('d', $s->peek());
}
public function testCurrent() {
$s = new FileInputStream(__DIR__ . '/FileInputStreamTest.html');
$this->assertEquals('<', $s->current());
$s->next();
$this->assertEquals('!', $s->current());
$s->next();
$this->assertEquals('d', $s->current());
}
public function testColumnOffset() {
$s = new FileInputStream(__DIR__ . '/FileInputStreamTest.html');
$this->assertEquals(0, $s->columnOffset());
$s->next();
$this->assertEquals(1, $s->columnOffset());
$s->next();
$this->assertEquals(2, $s->columnOffset());
$s->next();
$this->assertEquals(3, $s->columnOffset());
// Make sure we get to the second line
$s->next(); $s->next(); $s->next(); $s->next();
$s->next(); $s->next(); $s->next(); $s->next();
$s->next(); $s->next(); $s->next(); $s->next();
$s->next();
$this->assertEquals(0, $s->columnOffset());
$s->next();
$canary = $s->current(); // h
$this->assertEquals('h', $canary);
$this->assertEquals(1, $s->columnOffset());
}
public function testCurrentLine() {
$s = new FileInputStream(__DIR__ . '/FileInputStreamTest.html');
$this->assertEquals(1, $s->currentLine());
// Make sure we get to the second line
$s->next(); $s->next(); $s->next(); $s->next();
$s->next(); $s->next(); $s->next(); $s->next();
$s->next(); $s->next(); $s->next(); $s->next();
$s->next(); $s->next(); $s->next(); $s->next();
$this->assertEquals(2, $s->currentLine());
// Make sure we get to the third line
$s->next(); $s->next(); $s->next(); $s->next();
$s->next(); $s->next(); $s->next(); $s->next();
$s->next(); $s->next(); $s->next(); $s->next();
$s->next(); $s->next(); $s->next(); $s->next();
$s->next();
$this->assertEquals(3, $s->currentLine());
}
public function testRemainingChars() {
$text = file_get_contents(__DIR__ . '/FileInputStreamTest.html');
$s = new FileInputStream(__DIR__ . '/FileInputStreamTest.html');
$this->assertEquals($text, $s->remainingChars());
$text = substr(file_get_contents(__DIR__ . '/FileInputStreamTest.html'), 1);
$s = new FileInputStream(__DIR__ . '/FileInputStreamTest.html');
$s->next(); // Pop one.
$this->assertEquals($text, $s->remainingChars());
}
public function testCharsUnitl() {
$s = new FileInputStream(__DIR__ . '/FileInputStreamTest.html');
$this->assertEquals('', $s->charsUntil('<'));
// Pointer at '<', moves to ' '
$this->assertEquals('<!doctype', $s->charsUntil(' ', 20));
// Pointer at ' ', moves to '>'
$this->assertEquals(' html', $s->charsUntil('>'));
// Pointer at '>', moves to '\n'.
$this->assertEquals('>', $s->charsUntil("\n"));
// Pointer at '\n', move forward then to the next'\n'.
$s->next();
$this->assertEquals('<html lang="en">', $s->charsUntil("\n"));
// Ony get one of the spaces.
$this->assertEquals("\n ", $s->charsUntil('<', 2));
// Get the other space.
$this->assertEquals(" ", $s->charsUntil('<'));
// This should scan to the end of the file.
$text = "<head>
<meta charset=\"utf-8\">
<title>Test</title>
</head>
<body>
<p>This is a test.</p>
</body>
</html>";
$this->assertEquals($text, $s->charsUntil("\t"));
}
public function testCharsWhile() {
$s = new FileInputStream(__DIR__ . '/FileInputStreamTest.html');
$this->assertEquals('<!', $s->charsWhile('!<'));
$this->assertEquals('', $s->charsWhile('>'));
$this->assertEquals('doctype', $s->charsWhile('odcyept'));
$this->assertEquals(' htm', $s->charsWhile('html ', 4));
}
}
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