trekel / src / test / php / Trekel / PseudoTest.php

<?php
/**
 * Copyright 2010 Joey Mazzarelli. All rights reserved.
 *
 * Redistribution and use in source, with or without modification, is
 * permitted provided that the following condition is met:
 *
 *    1. Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *
 * THIS SOFTWARE IS PROVIDED BY JOEY MAZZARELLI ``AS IS'' AND ANY EXPRESS
 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL JOEY MAZZARELLI OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 * THE POSSIBILITY OF SUCH DAMAGE.
 *
 * The views and conclusions contained in the software and documentation
 * are those of the authors and should not be interpreted as representing
 * official policies, either expressed or implied, of Joey Mazzarelli.
 */

require_once dirname(__FILE__) . '/TestCase.php';

class Trekel_PseudoTest extends Trekel_TestCase {

  public function testOne () {

    $a = new Trekel_PseudoTest_A();
    $b = new Trekel_PseudoTest_B();
    $c1 = new Trekel_PseudoTest_C2a();
    $c2 = new Trekel_PseudoTest_C2b();
    $a->addChild($b);
    $a->addChild($c1);
    $a->addChild($c2);

    /**
     * This is what this looks like graphically
     *
     *          A
     *         /|\
     *        / | \
     *       B  C1 C2
     */

    // Get B
    $parser = new Trekel_Parser();
    $parser->setSelector('Trekel_PseudoTest_A *:first');
    $parseTree = $parser->parse();

    $evaluator = new Trekel_Evaluator();
    $evaluator->setParseTree($parseTree);
    $evaluator->setRootNode($a);

    $nodes = $evaluator->evaluate();
    $this->assertEquals(1, count($nodes));
    $this->assertEquals("Trekel_PseudoTest_B", get_class($nodes[0]));

    // Get C2b
    $parser = new Trekel_Parser();
    $parser->setSelector('Trekel_PseudoTest_A *:last');
    $parseTree = $parser->parse();

    $evaluator = new Trekel_Evaluator();
    $evaluator->setParseTree($parseTree);
    $evaluator->setRootNode($a);

    $nodes = $evaluator->evaluate();
    $this->assertEquals(1, count($nodes));
    $this->assertEquals("Trekel_PseudoTest_C2b", get_class($nodes[0]));

    // Get B and C2b
    $parser = new Trekel_Parser();
    $parser->setSelector('Trekel_PseudoTest_A *:odd');
    $parseTree = $parser->parse();

    $evaluator = new Trekel_Evaluator();
    $evaluator->setParseTree($parseTree);
    $evaluator->setRootNode($a);

    $nodes = $evaluator->evaluate();
    $this->assertEquals(2, count($nodes));
    $this->assertEquals("Trekel_PseudoTest_B", get_class($nodes[0]));
    $this->assertEquals("Trekel_PseudoTest_C2b", get_class($nodes[1]));

    // Get C2a
    $parser = new Trekel_Parser();
    $parser->setSelector('Trekel_PseudoTest_A *:even');
    $parseTree = $parser->parse();

    $evaluator = new Trekel_Evaluator();
    $evaluator->setParseTree($parseTree);
    $evaluator->setRootNode($a);

    $nodes = $evaluator->evaluate();
    $this->assertEquals(1, count($nodes));
    $this->assertEquals("Trekel_PseudoTest_C2a", get_class($nodes[0]));

    // Get A
    $parser = new Trekel_Parser();
    $parser->setSelector('*:first');
    $parseTree = $parser->parse();

    $evaluator = new Trekel_Evaluator();
    $evaluator->setParseTree($parseTree);
    $evaluator->setRootNode($a);

    $nodes = $evaluator->evaluate();
    $this->assertEquals(1, count($nodes));
    $this->assertEquals("Trekel_PseudoTest_A", get_class($nodes[0]));

    // Get C2b
    $parser = new Trekel_Parser();
    $parser->setSelector('*:last');
    $parseTree = $parser->parse();

    $evaluator = new Trekel_Evaluator();
    $evaluator->setParseTree($parseTree);
    $evaluator->setRootNode($a);

    $nodes = $evaluator->evaluate();
    $this->assertEquals(1, count($nodes));
    $this->assertEquals("Trekel_PseudoTest_C2b", get_class($nodes[0]));

    // Get C2a
    $parser = new Trekel_Parser();
    $parser->setSelector('Trekel_PseudoTest_C1:first');
    $parseTree = $parser->parse();

    $evaluator = new Trekel_Evaluator();
    $evaluator->setParseTree($parseTree);
    $evaluator->setRootNode($a);

    $nodes = $evaluator->evaluate();
    $this->assertEquals(1, count($nodes));
    $this->assertEquals("Trekel_PseudoTest_C2a", get_class($nodes[0]));

    // Get C2b
    $parser = new Trekel_Parser();
    $parser->setSelector('Trekel_PseudoTest_C1:last');
    $parseTree = $parser->parse();

    $evaluator = new Trekel_Evaluator();
    $evaluator->setParseTree($parseTree);
    $evaluator->setRootNode($a);

    $nodes = $evaluator->evaluate();
    $this->assertEquals(1, count($nodes));
    $this->assertEquals("Trekel_PseudoTest_C2b", get_class($nodes[0]));

    // Get C2b
    $parser = new Trekel_Parser();
    $parser->setSelector('Trekel_PseudoTest_Base Trekel_PseudoTest_C1:last');
    $parseTree = $parser->parse();

    $evaluator = new Trekel_Evaluator();
    $evaluator->setParseTree($parseTree);
    $evaluator->setRootNode($a);

    $nodes = $evaluator->evaluate();
    $this->assertEquals(1, count($nodes));
    $this->assertEquals("Trekel_PseudoTest_C2b", get_class($nodes[0]));

    // Get C2a
    $parser = new Trekel_Parser();
    $parser->setSelector('Trekel_PseudoTest_A > Trekel_PseudoTest_C1:first');
    $parseTree = $parser->parse();

    $evaluator = new Trekel_Evaluator();
    $evaluator->setParseTree($parseTree);
    $evaluator->setRootNode($a);

    $nodes = $evaluator->evaluate();
    $this->assertEquals(1, count($nodes));
    $this->assertEquals("Trekel_PseudoTest_C2a", get_class($nodes[0]));

    // Get C2a
    $parser = new Trekel_Parser();
    $parser->setSelector('*:odd:last');
    $parseTree = $parser->parse();

    $evaluator = new Trekel_Evaluator();
    $evaluator->setParseTree($parseTree);
    $evaluator->setRootNode($a);

    $nodes = $evaluator->evaluate();
    $this->assertEquals(1, count($nodes));
    $this->assertEquals("Trekel_PseudoTest_C2a", get_class($nodes[0]));
  }


} // end Trekel_PseudoTest

class Trekel_PseudoTest_Base {
  private $children = array();
  private $parent;
  public function getChildren () {
    return $this->children;
  }
  public function getParent () {
    return $this->parent;
  }
  public function addChild ($child) {
    $child->setParent($this);
    $this->children[] = $child;
  }
  public function setParent ($parent) {
    $this->parent = $parent;
  }
}
class Trekel_PseudoTest_A extends Trekel_PseudoTest_Base { }
class Trekel_PseudoTest_B extends Trekel_PseudoTest_Base { }
class Trekel_PseudoTest_C1 extends Trekel_PseudoTest_Base { }
class Trekel_PseudoTest_C2a extends Trekel_PseudoTest_C1 { }
class Trekel_PseudoTest_C2b extends Trekel_PseudoTest_C1 { }
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