/**
  * Tests the setMainFunction() method.
  * @covers \ManiaScript\Builder\RenderedCode::setMainFunction
  */
 public function testSetMainFunction()
 {
     $expected = 'abc';
     $renderedCode = new RenderedCode();
     $result = $renderedCode->setMainFunction($expected);
     $this->assertEquals($renderedCode, $result);
     $this->assertPropertyEquals($expected, $renderedCode, 'mainFunction');
 }