public function testDepth()
{
$ident = new Identifier($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$this->assertEquals(1, $ident->depth());
}
public function testDepth()
{
$syntax = new Syntax();
$this->assertEquals(1, $syntax->depth());
$rule = new Rule($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$this->assertEquals(1, $rule->depth());
$syntax->addChild($rule);
$this->assertEquals(2, $syntax->depth());
$seq = new Sequence($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$this->assertEquals(1, $seq->depth());
$rule->addChild($seq);
$this->assertEquals(2, $rule->depth());
$this->assertEquals(3, $syntax->depth());
$ident = new Identifier($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$this->assertEquals(1, $ident->depth());
$seq->addChild($ident);
$this->assertEquals(2, $seq->depth());
$this->assertEquals(3, $rule->depth());
$this->assertEquals(4, $syntax->depth());
$loop = new Loop($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$this->assertEquals(1, $loop->depth());
$seq->addChild($loop);
$this->assertEquals(2, $seq->depth());
$this->assertEquals(3, $rule->depth());
$this->assertEquals(4, $syntax->depth());
$term = new Terminal($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$this->assertEquals(1, $term->depth());
$loop->addChild($term);
$this->assertEquals(2, $loop->depth());
$this->assertEquals(3, $seq->depth());
$this->assertEquals(4, $rule->depth());
$this->assertEquals(5, $syntax->depth());
}