public function testReadAccessorsReturnPropertiesValues() { $parameters = ['foo' => 'bar', 'ping' => 'pong']; $bag = new ParameterBag($parameters); $this->assertTrue($bag->has('foo')); $this->assertTrue($bag->has('ping')); $this->assertFalse($bag->has('bar')); $this->assertFalse($bag->has('pong')); $this->assertEquals('bar', $bag->get('foo')); $this->assertEquals('pong', $bag->get('ping')); $this->assertBagSize(2, $bag); }