public function testCanBeJoinedWithAnotherTerm()
{
$oLeftTerm = new Sequin\Term('foo');
$oRightTerm = new Sequin\Term('bar');
$oLeftTerm->andRight($oRightTerm);
$this->assertEquals('AND', $oLeftTerm->operator());
$this->assertSame($oRightTerm, $oLeftTerm->rightTerm());
$this->assertEquals('foo AND bar', $oLeftTerm->toString());
$oLeftTerm = new Sequin\Term('foo');
$oRightTerm = new Sequin\Term('bar');
$oLeftTerm->orRight($oRightTerm);
$this->assertEquals('OR', $oLeftTerm->operator());
$this->assertSame($oRightTerm, $oLeftTerm->rightTerm());
$this->assertEquals('foo OR bar', $oLeftTerm->toString());
$oLeftTerm = new Sequin\Term('foo');
$oRightTerm = new Sequin\Term('bar');
$oLeftTerm->notRight($oRightTerm);
$this->assertEquals('NOT', $oLeftTerm->operator());
$this->assertSame($oRightTerm, $oLeftTerm->rightTerm());
$this->assertEquals('foo NOT bar', $oLeftTerm->toString());
}