ScannerTest.php in Zircon Profile 8

Test the Scanner. This requires the InputStream tests are all good.

Namespace

Masterminds\HTML5\Tests\Parser

File

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

<?php

/**
 * @file
 * Test the Scanner. This requires the InputStream tests are all good.
 */
namespace Masterminds\HTML5\Tests\Parser;

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

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

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

    // Test movement through the string.
    $c = $s
      ->next();
    $this
      ->assertEquals('c', $s
      ->current());
  }
  public function testUnconsume() {
    $s = new Scanner(new StringInputStream("abcdefghijklmnopqrst"));

    // Get initial position.
    $s
      ->next();
    $start = $s
      ->position();

    // Move forward a bunch of positions.
    $amount = 7;
    for ($i = 0; $i < $amount; $i++) {
      $s
        ->next();
    }

    // Roll back the amount we moved forward.
    $s
      ->unconsume($amount);
    $this
      ->assertEquals($start, $s
      ->position());
  }
  public function testGetHex() {
    $s = new Scanner(new StringInputStream("ab13ck45DE*"));
    $this
      ->assertEquals('ab13c', $s
      ->getHex());
    $s
      ->next();
    $this
      ->assertEquals('45DE', $s
      ->getHex());
  }
  public function testGetAsciiAlpha() {
    $s = new Scanner(new StringInputStream("abcdef1%mnop*"));
    $this
      ->assertEquals('abcdef', $s
      ->getAsciiAlpha());

    // Move past the 1% to scan the next group of text.
    $s
      ->next();
    $s
      ->next();
    $this
      ->assertEquals('mnop', $s
      ->getAsciiAlpha());
  }
  public function testGetAsciiAlphaNum() {
    $s = new Scanner(new StringInputStream("abcdef1ghpo#mn94op"));
    $this
      ->assertEquals('abcdef1ghpo', $s
      ->getAsciiAlphaNum());

    // Move past the # to scan the next group of text.
    $s
      ->next();
    $this
      ->assertEquals('mn94op', $s
      ->getAsciiAlphaNum());
  }
  public function testGetNumeric() {
    $s = new Scanner(new StringInputStream("1784a 45 9867 #"));
    $this
      ->assertEquals('1784', $s
      ->getNumeric());

    // Move past the 'a ' to scan the next group of text.
    $s
      ->next();
    $s
      ->next();
    $this
      ->assertEquals('45', $s
      ->getNumeric());
  }
  public function testCurrentLine() {
    $s = new Scanner(new StringInputStream("1784a\n45\n9867 #\nThis is a test."));
    $this
      ->assertEquals(1, $s
      ->currentLine());

    // Move to the next line.
    $s
      ->getAsciiAlphaNum();
    $s
      ->next();
    $this
      ->assertEquals(2, $s
      ->currentLine());
  }
  public function testColumnOffset() {
    $s = new Scanner(new StringInputStream("1784a a\n45 9867 #\nThis is a test."));

    // Move the pointer to the space.
    $s
      ->getAsciiAlphaNum();
    $this
      ->assertEquals(5, $s
      ->columnOffset());

    // We move the pointer ahead. There must be a better way to do this.
    $s
      ->next();
    $s
      ->next();
    $s
      ->next();
    $s
      ->next();
    $s
      ->next();
    $s
      ->next();
    $this
      ->assertEquals(3, $s
      ->columnOffset());
  }
  public function testRemainingChars() {
    $string = "\n45\n9867 #\nThis is a test.";
    $s = new Scanner(new StringInputStream("1784a\n45\n9867 #\nThis is a test."));
    $s
      ->getAsciiAlphaNum();
    $this
      ->assertEquals($string, $s
      ->remainingChars());
  }

}

Classes

Name	Description
ScannerTest