facebook / php-graph-sdk

        $this->assertEquals('{"id":"123","created_time":"2014-07-15T03:44:53+0000"}', $graphNodeAsString);

    }

    public function testAnExistingFieldCanBeAccessed()

    {

        $graphNode = new GraphNode(['foo' => 'bar']);

        $field = $graphNode->getField('foo');

        $this->assertEquals('bar', $field);

    }

    public function testAMissingFieldWillReturnNull()

    {

        $this->assertEquals('bar', $field);

    }

    public function testAMissingFieldWillReturnNull()

    {

        $graphNode = new GraphNode(['foo' => 'bar']);

        $field = $graphNode->getField('baz');

        $this->assertNull($field, 'Expected the property to return null.');

    }

    public function testAMissingFieldWillReturnTheDefault()

    {

        $this->assertNull($field, 'Expected the property to return null.');

    }

    public function testAMissingFieldWillReturnTheDefault()

    {

        $graphNode = new GraphNode(['foo' => 'bar']);

        $field = $graphNode->getField('baz', 'faz');

        $this->assertEquals('faz', $field);

    }

    public function testFalseDefaultsWillReturnSameType()

    {