function testExplode() { $string1 = new SafeString('String'); $string2 = new SafeString('Should'); $string3 = new SafeString('Join'); $string4 = new SafeString('String,Should,Join'); $stringArray = $string1->explode(',', $string4); $this->assertTrue(is_array($stringArray)); $this->assertEquals(count($stringArray), 3); $this->assertTrue($stringArray[0]->equals($string1)); $this->assertTrue($stringArray[1]->equals($string2)); $this->assertTrue($stringArray[2]->equals($string3)); }