/**
* Test execute
*
* @return void
*/
public function testExecuteNotValidPost()
{
$redirectMock = $this->getMockBuilder('Magento\Backend\Model\View\Result\Redirect')
->disableOriginalConstructor()
->getMock();
$this->resultPageFactoryMock->expects($this->once())
->method('create')
->willReturn($redirectMock);
$this->formKeyValidatorMock->expects($this->once())
->method('validate')
->with($this->requestMock)
->willReturn(true);
$this->requestMock->expects($this->once())
->method('isPost')
->willReturn(false);
$this->messageManagerMock->expects($this->once())
->method('addError')
->with('We can\'t save the invoice right now.');
$redirectMock->expects($this->once())
->method('setPath')
->with('sales/order/index')
->willReturnSelf();
$this->assertEquals($redirectMock, $this->controller->executeInternal());
}
