public function testIntegration()
{
$syntax = new Syntax();
$syntax->meta = "foo";
$syntax->title = "bar";
$it = $syntax->getIterator();
$this->assertEquals(0, $it->count());
$this->assertFalse($it->offsetExists(0));
$rule1 = new Rule($syntax);
$this->assertSame($syntax, $rule1->getParent());
$rule1->name = "first";
$syntax->addChild($rule1);
$it = $syntax->getIterator();
$this->assertEquals(1, $it->count());
$this->assertTrue($it->offsetExists(0));
$this->assertSame($rule1, $it->offsetGet(0));
$rule2 = new Rule($syntax);
$rule2->name = "second";
$this->assertSame($syntax, $rule1->getParent());
$syntax->addChild($rule2);
$it = $syntax->getIterator();
$this->assertEquals(2, $it->count());
$this->assertTrue($it->offsetExists(0));
$this->assertSame($rule1, $it->offsetGet(0));
$this->assertTrue($it->offsetExists(1));
$this->assertSame($rule2, $it->offsetGet(1));
}
/**
* @todo use ast builder
*/
public function testGenerateXml()
{
$visitor = new Xml();
$this->assertEquals('<?xml version="1.0" encoding="utf-8"?>', $visitor->getXmlString());
$syntax = new Syntax();
$syntax->meta = "EBNF defined in itself.";
$syntax->title = "xis/ebnf v2.0 http://wiki.karmin.ch/ebnf/ gpl3";
$visitor = new Xml();
$syntax->accept($visitor);
$xml = file_get_contents(EBNF_TESTS_FIXTURS . "/visitor/syntax.xml");
$this->assertEquals('<?xml version="1.0" encoding="utf-8"?>' . "\n" . '<syntax title="xis/ebnf v2.0 http://wiki.karmin.ch/ebnf/ gpl3" meta="EBNF defined in itself."/>', $visitor->getXmlString());
$syntax = new Syntax();
$syntax->title = "EBNF defined in itself.";
$syntax->meta = "xis/ebnf v2.0 http://wiki.karmin.ch/ebnf/ gpl3";
$syntaxRule = new Rule($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$syntaxRule->name = "syntax";
$seq = new Sequence($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$opt = new Option($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$ident = new Identifier($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$ident->value = "title";
$opt->addChild($ident);
$seq->addChild($opt);
$terminal = new Terminal($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$terminal->value = "{";
$seq->addChild($terminal);
$loop = new Loop($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$ident = new Identifier($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$ident->value = "rule";
$loop->addChild($ident);
$seq->addChild($loop);
$terminal = new Terminal($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$terminal->value = "}";
$seq->addChild($terminal);
$opt = new Option($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$ident = new Identifier($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$ident->value = "comment";
$opt->addChild($ident);
$seq->addChild($opt);
$syntaxRule->addChild($seq);
$syntax->addChild($syntaxRule);
$ruleRule = new Rule($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$ruleRule->name = "rule";
$seq = new Sequence($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$ident = new Identifier($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$ident->value = "identifier";
$seq->addChild($ident);
$choice = new Choice($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
foreach (array("=", ":", ":==") as $literal) {
$terminal = new Terminal($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$terminal->value = $literal;
$choice->addChild($terminal);
}
$seq->addChild($choice);
$ident = new Identifier($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$ident->value = "expression";
$seq->addChild($ident);
$choice = new Choice($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
foreach (array(".", ";") as $literal) {
$terminal = new Terminal($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$terminal->value = $literal;
$choice->addChild($terminal);
}
$seq->addChild($choice);
$ruleRule->addChild($seq);
$syntax->addChild($ruleRule);
$literalRule = new Rule($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$literalRule->name = "literal";
$choice = new Choice($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$seq = new Sequence($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$terminal = new Terminal($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$terminal->value = "'";
$seq->addChild($terminal);
$ident = new Identifier($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$ident->value = "character";
$seq->addChild($ident);
$loop = new Loop($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$ident = new Identifier($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$ident->value = "character";
$loop->addChild($ident);
$seq->addChild($loop);
$seq->addChild($terminal);
$choice->addChild($seq);
$seq = new Sequence($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$terminal = new Terminal($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$terminal->value = '"';
$seq->addChild($terminal);
$ident = new Identifier($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$ident->value = "character";
$seq->addChild($ident);
$loop = new Loop($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$ident = new Identifier($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$ident->value = "character";
$loop->addChild($ident);
$seq->addChild($loop);
$seq->addChild($terminal);
$choice->addChild($seq);
$literalRule->addChild($choice);
$syntax->addChild($literalRule);
$visitor = new Xml();
$syntax->accept($visitor);
$xml = file_get_contents(EBNF_TESTS_FIXTURS . "/visitor/syntax.xml");
$this->assertEquals($xml, $visitor->getXmlString());
}
/**
* @large
* @expectedException de\weltraumschaf\ebnf\visitor\ValidaorException
* @expectedExceptionMessage You must specify a syntax at very first!
* @expectedExceptionCode 2
*/
public function testThrowExcpetionValidateRuleBeforeSyntax()
{
$rule = new Rule($this->getMock('de\\weltraumschaf\\ebnf\\ast\\Node'));
$rule->accept(new Validator());
}
