StringInputStreamTest.php in Zircon Profile 8

Namespace

Masterminds\HTML5\Tests\Parser

File

vendor/masterminds/html5/test/HTML5/Parser/StringInputStreamTest.php

<?php

namespace Masterminds\HTML5\Tests\Parser;

use Masterminds\HTML5\Parser\StringInputStream;
class StringInputStreamTest extends \Masterminds\HTML5\Tests\TestCase {

  /**
   * A canary test to make sure the basics are setup and working.
   */
  public function testConstruct() {
    $s = new StringInputStream("abc");
    $this
      ->assertInstanceOf('\\Masterminds\\HTML5\\Parser\\StringInputStream', $s);
  }
  public function testNext() {
    $s = new StringInputStream("abc");
    $s
      ->next();
    $this
      ->assertEquals('b', $s
      ->current());
    $s
      ->next();
    $this
      ->assertEquals('c', $s
      ->current());
  }
  public function testKey() {
    $s = new StringInputStream("abc");
    $this
      ->assertEquals(0, $s
      ->key());
    $s
      ->next();
    $this
      ->assertEquals(1, $s
      ->key());
  }
  public function testPeek() {
    $s = new StringInputStream("abc");
    $this
      ->assertEquals('b', $s
      ->peek());
    $s
      ->next();
    $this
      ->assertEquals('c', $s
      ->peek());
  }
  public function testCurrent() {
    $s = new StringInputStream("abc");

    // Before scanning the string begins the current is empty.
    $this
      ->assertEquals('a', $s
      ->current());
    $s
      ->next();
    $this
      ->assertEquals('b', $s
      ->current());

    // Test movement through the string.
    $s
      ->next();
    $this
      ->assertEquals('c', $s
      ->current());
  }
  public function testColumnOffset() {
    $s = new StringInputStream("abc\ndef\n");
    $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());
    $s
      ->next();

    // LF
    $this
      ->assertEquals(0, $s
      ->columnOffset());
    $s
      ->next();
    $canary = $s
      ->current();

    // e
    $this
      ->assertEquals('e', $canary);
    $this
      ->assertEquals(1, $s
      ->columnOffset());
    $s = new StringInputStream("abc");
    $this
      ->assertEquals(0, $s
      ->columnOffset());
    $s
      ->next();
    $this
      ->assertEquals(1, $s
      ->columnOffset());
    $s
      ->next();
    $this
      ->assertEquals(2, $s
      ->columnOffset());
  }
  public function testCurrentLine() {
    $txt = "1\n2\n\n\n\n3";
    $stream = new StringInputStream($txt);
    $this
      ->assertEquals(1, $stream
      ->currentLine());

    // Advance over 1 and LF on to line 2 value 2.
    $stream
      ->next();
    $stream
      ->next();
    $canary = $stream
      ->current();
    $this
      ->assertEquals(2, $stream
      ->currentLine());
    $this
      ->assertEquals('2', $canary);

    // Advance over 4x LF
    $stream
      ->next();
    $stream
      ->next();
    $stream
      ->next();
    $stream
      ->next();
    $stream
      ->next();
    $this
      ->assertEquals(6, $stream
      ->currentLine());
    $this
      ->assertEquals('3', $stream
      ->current());

    // Make sure it doesn't do 7.
    $this
      ->assertEquals(6, $stream
      ->currentLine());
  }
  public function testRemainingChars() {
    $text = "abcd";
    $s = new StringInputStream($text);
    $this
      ->assertEquals($text, $s
      ->remainingChars());
    $text = "abcd";
    $s = new StringInputStream($text);
    $s
      ->next();

    // Pop one.
    $this
      ->assertEquals('bcd', $s
      ->remainingChars());
  }
  public function testCharsUnitl() {
    $text = "abcdefffffffghi";
    $s = new StringInputStream($text);
    $this
      ->assertEquals('', $s
      ->charsUntil('a'));

    // Pointer at 'a', moves 2 to 'c'
    $this
      ->assertEquals('ab', $s
      ->charsUntil('w', 2));

    // Pointer at 'c', moves to first 'f'
    $this
      ->assertEquals('cde', $s
      ->charsUntil('fzxv'));

    // Only get five 'f's
    $this
      ->assertEquals('fffff', $s
      ->charsUntil('g', 5));

    // Get just the last two 'f's
    $this
      ->assertEquals('ff', $s
      ->charsUntil('g'));

    // This should scan to the end.
    $this
      ->assertEquals('ghi', $s
      ->charsUntil('w', 9));
  }
  public function testCharsWhile() {
    $text = "abcdefffffffghi";
    $s = new StringInputStream($text);
    $this
      ->assertEquals('ab', $s
      ->charsWhile('ba'));
    $this
      ->assertEquals('', $s
      ->charsWhile('a'));
    $this
      ->assertEquals('cde', $s
      ->charsWhile('cdeba'));
    $this
      ->assertEquals('ff', $s
      ->charsWhile('f', 2));
    $this
      ->assertEquals('fffff', $s
      ->charsWhile('f'));
    $this
      ->assertEquals('g', $s
      ->charsWhile('fg'));
    $this
      ->assertEquals('hi', $s
      ->charsWhile('fghi', 99));
  }
  public function testBOM() {

    // Ignore in-text BOM.
    $stream = new StringInputStream("a");
    $this
      ->assertEquals("a", $stream
      ->remainingChars(), 'A non-leading U+FEFF (BOM/ZWNBSP) should remain');

    // Strip leading BOM
    $leading = new StringInputStream("a");
    $this
      ->assertEquals('a', $leading
      ->current(), 'BOM should be stripped');
  }
  public function testCarriageReturn() {

    // Replace NULL with Unicode replacement.
    $stream = new StringInputStream("\0\0\0");
    $this
      ->assertEquals("���", $stream
      ->remainingChars(), 'Null character should be replaced by U+FFFD');
    $this
      ->assertEquals(3, count($stream->errors), 'Null character should set parse error: ' . print_r($stream->errors, true));

    // Remove CR when next to LF.
    $stream = new StringInputStream("\r\n");
    $this
      ->assertEquals("\n", $stream
      ->remainingChars(), 'CRLF should be replaced by LF');

    // Convert CR to LF when on its own.
    $stream = new StringInputStream("\r");
    $this
      ->assertEquals("\n", $stream
      ->remainingChars(), 'CR should be replaced by LF');
  }
  public function invalidParseErrorTestHandler($input, $numErrors, $name) {
    $stream = new StringInputStream($input, 'UTF-8');
    $this
      ->assertEquals($input, $stream
      ->remainingChars(), $name . ' (stream content)');
    $this
      ->assertEquals($numErrors, count($stream->errors), $name . ' (number of errors)');
  }
  public function testInvalidReplace() {
    $invalidTest = array(
      // Min/max overlong
      "" => 'Overlong representation of U+0000',
      "" => 'Overlong representation of U+0000',
      "" => 'Overlong representation of U+0000',
      "" => 'Overlong representation of U+0000',
      "" => 'Overlong representation of U+0000',
      "" => 'Overlong representation of U+007F',
      "" => 'Overlong representation of U+07FF',
      "" => 'Overlong representation of U+FFFF',
      "" => 'Incomplete two byte sequence (missing final byte)',
      "" => 'Incomplete three byte sequence (missing final byte)',
      "" => 'Incomplete four byte sequence (missing final byte)',
      // Min/max continuation bytes
      "" => 'Lone 80 continuation byte',
      "" => 'Lone BF continuation byte',
      // Invalid bytes (these can never occur)
      "" => 'Invalid FE byte',
      "" => 'Invalid FF byte',
    );
    foreach ($invalidTest as $test => $note) {
      $stream = new StringInputStream($test);
      $this
        ->assertEquals('a', $stream
        ->remainingChars(), $note);
    }

    // MPB:
    // It appears that iconv just leaves these alone. Not sure what to
    // do.

    /*
     * $converted = array( "a\xF5\x90\x80\x80" => 'U+110000, off unicode planes.', ); foreach ($converted as $test => $note) { $stream = new StringInputStream($test); $this->assertEquals(2, mb_strlen($stream->remainingChars()), $note); }
     */
  }
  public function testInvalidParseError() {

    // C0 controls (except U+0000 and U+000D due to different handling)
    $this
      ->invalidParseErrorTestHandler("\1", 1, 'U+0001 (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\2", 1, 'U+0002 (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\3", 1, 'U+0003 (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\4", 1, 'U+0004 (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\5", 1, 'U+0005 (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\6", 1, 'U+0006 (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\7", 1, 'U+0007 (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\10", 1, 'U+0008 (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\t", 0, 'U+0009 (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\n", 0, 'U+000A (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\v", 1, 'U+000B (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\f", 0, 'U+000C (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\16", 1, 'U+000E (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\17", 1, 'U+000F (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\20", 1, 'U+0010 (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\21", 1, 'U+0011 (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\22", 1, 'U+0012 (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\23", 1, 'U+0013 (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\24", 1, 'U+0014 (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\25", 1, 'U+0015 (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\26", 1, 'U+0016 (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\27", 1, 'U+0017 (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\30", 1, 'U+0018 (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\31", 1, 'U+0019 (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\32", 1, 'U+001A (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\33", 1, 'U+001B (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\34", 1, 'U+001C (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\35", 1, 'U+001D (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\36", 1, 'U+001E (C0 control)');
    $this
      ->invalidParseErrorTestHandler("\37", 1, 'U+001F (C0 control)');

    // DEL (U+007F)
    $this
      ->invalidParseErrorTestHandler("", 1, 'U+007F');

    // C1 Controls
    $this
      ->invalidParseErrorTestHandler("€", 1, 'U+0080 (C1 control)');
    $this
      ->invalidParseErrorTestHandler("Ÿ", 1, 'U+009F (C1 control)');
    $this
      ->invalidParseErrorTestHandler(" ", 0, 'U+00A0 (first codepoint above highest C1 control)');

    // Charcters surrounding surrogates
    $this
      ->invalidParseErrorTestHandler("퟿", 0, 'U+D7FF (one codepoint below lowest surrogate codepoint)');
    $this
      ->invalidParseErrorTestHandler("�", 0, 'U+DE00 (one codepoint above highest surrogate codepoint)');

    // Permanent noncharacters
    $this
      ->invalidParseErrorTestHandler("﷐", 1, 'U+FDD0 (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("﷯", 1, 'U+FDEF (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("￾", 1, 'U+FFFE (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("￿", 1, 'U+FFFF (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("🿾", 1, 'U+1FFFE (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("🿿", 1, 'U+1FFFF (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("𯿾", 1, 'U+2FFFE (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("𯿿", 1, 'U+2FFFF (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("𿿾", 1, 'U+3FFFE (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("𿿿", 1, 'U+3FFFF (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("񏿾", 1, 'U+4FFFE (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("񏿿", 1, 'U+4FFFF (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("񟿾", 1, 'U+5FFFE (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("񟿿", 1, 'U+5FFFF (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("񯿾", 1, 'U+6FFFE (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("񯿿", 1, 'U+6FFFF (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("񿿾", 1, 'U+7FFFE (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("񿿿", 1, 'U+7FFFF (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("򏿾", 1, 'U+8FFFE (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("򏿿", 1, 'U+8FFFF (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("򟿾", 1, 'U+9FFFE (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("򟿿", 1, 'U+9FFFF (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("򯿾", 1, 'U+AFFFE (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("򯿿", 1, 'U+AFFFF (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("򿿾", 1, 'U+BFFFE (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("򿿿", 1, 'U+BFFFF (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("󏿾", 1, 'U+CFFFE (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("󏿿", 1, 'U+CFFFF (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("󟿾", 1, 'U+DFFFE (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("󟿿", 1, 'U+DFFFF (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("󯿾", 1, 'U+EFFFE (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("󯿿", 1, 'U+EFFFF (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("󿿾", 1, 'U+FFFFE (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("󿿿", 1, 'U+FFFFF (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("􏿾", 1, 'U+10FFFE (permanent noncharacter)');
    $this
      ->invalidParseErrorTestHandler("􏿿", 1, 'U+10FFFF (permanent noncharacter)');

    // MPB: These pass on some versions of iconv, and fail on others. Since we aren't in the
    // business of writing tests against iconv, I've just commented these out. Should revisit
    // at a later point.

    /*
     * $this->invalidParseErrorTestHandler("\xED\xA0\x80", 1, 'U+D800 (UTF-16 surrogate character)'); $this->invalidParseErrorTestHandler("\xED\xAD\xBF", 1, 'U+DB7F (UTF-16 surrogate character)'); $this->invalidParseErrorTestHandler("\xED\xAE\x80", 1, 'U+DB80 (UTF-16 surrogate character)'); $this->invalidParseErrorTestHandler("\xED\xAF\xBF", 1, 'U+DBFF (UTF-16 surrogate character)'); $this->invalidParseErrorTestHandler("\xED\xB0\x80", 1, 'U+DC00 (UTF-16 surrogate character)'); $this->invalidParseErrorTestHandler("\xED\xBE\x80", 1, 'U+DF80 (UTF-16 surrogate character)'); $this->invalidParseErrorTestHandler("\xED\xBF\xBF", 1, 'U+DFFF (UTF-16 surrogate character)'); // Paired UTF-16 surrogates $this->invalidParseErrorTestHandler("\xED\xA0\x80\xED\xB0\x80", 2, 'U+D800 U+DC00 (paired UTF-16 surrogates)'); $this->invalidParseErrorTestHandler("\xED\xA0\x80\xED\xBF\xBF", 2, 'U+D800 U+DFFF (paired UTF-16 surrogates)'); $this->invalidParseErrorTestHandler("\xED\xAD\xBF\xED\xB0\x80", 2, 'U+DB7F U+DC00 (paired UTF-16 surrogates)'); $this->invalidParseErrorTestHandler("\xED\xAD\xBF\xED\xBF\xBF", 2, 'U+DB7F U+DFFF (paired UTF-16 surrogates)'); $this->invalidParseErrorTestHandler("\xED\xAE\x80\xED\xB0\x80", 2, 'U+DB80 U+DC00 (paired UTF-16 surrogates)'); $this->invalidParseErrorTestHandler("\xED\xAE\x80\xED\xBF\xBF", 2, 'U+DB80 U+DFFF (paired UTF-16 surrogates)'); $this->invalidParseErrorTestHandler("\xED\xAF\xBF\xED\xB0\x80", 2, 'U+DBFF U+DC00 (paired UTF-16 surrogates)'); $this->invalidParseErrorTestHandler("\xED\xAF\xBF\xED\xBF\xBF", 2, 'U+DBFF U+DFFF (paired UTF-16 surrogates)');
     */
  }

}

Classes

Name	Description
StringInputStreamTest