public function testLiteralCreatesLiteralPredicate() { $predicate = new Predicate(); $predicate->literal('foo.bar = ?', 'bar'); $parts = $predicate->getExpressionData(); $this->assertEquals(1, count($parts)); $this->assertContains('foo.bar = %s', $parts[0]); $this->assertContains(array('bar'), $parts[0]); }