/**
  * testStartsWith
  *
  * @return  void
  */
 public function testStartsWith()
 {
     $string = 'Foo';
     $this->assertTrue(StringHelper::startsWith($string, 'Fo'));
     $this->assertFalse(StringHelper::startsWith($string, 'fo'));
     $this->assertTrue(StringHelper::startsWith($string, 'fo', false));
     $this->assertFalse(StringHelper::startsWith($string, 'ooooo'));
     $this->assertFalse(StringHelper::startsWith($string, 'uv'));
 }