TestRotateHomeScreen.m

- (void)testRotateHomeScreen {
  XCUIDevice *device = [XCUIDevice sharedDevice];

  [self verifyHomePageButtons];
  [device setOrientation:UIDeviceOrientationLandscapeRight];

  [self verifyHomePageButtons];
  [device setOrientation:UIDeviceOrientationPortraitUpsideDown];

  [self verifyHomePageButtons];
  [device setOrientation:UIDeviceOrientationLandscapeLeft];

  [self verifyHomePageButtons];
  [device setOrientation:UIDeviceOrientationPortrait];

  [self verifyHomePageButtons];
}

VerifyHomePageButtons.m

- (void)verifyHomePageButtons {
  XCUIElement *cameraButton = [app_ buttons][[SHAStrings cameraButtonTitleString]];
  XCTAssertTrue([cameraButton exists]);
  XCTAssertTrue([cameraButton isHittable]);

  XCUIElement *galleryButton = [app_ buttons][[SHAStrings galleryButtonTitleString]];
  XCTAssertTrue([galleryButton exists]);
  XCTAssertTrue([galleryButton isHittable]);

  XCUIElement *inspireButton = [app_ buttons][[SHAStrings inspireButtonTitleString]];
  XCTAssertTrue([inspireButton exists]);
  XCTAssertTrue([inspireButton isHittable]);
}