public function testSetSteps()
{
$stepOne = new WorkflowStep();
$stepOne->setName('step1');
$this->workflowDefinition->addStep($stepOne);
$stepTwo = new WorkflowStep();
$stepTwo->setName('step2');
$this->workflowDefinition->addStep($stepTwo);
$stepThree = new WorkflowStep();
$stepThree->setName('step3');
$this->workflowDefinition->addStep($stepThree);
$this->assertCount(3, $this->workflowDefinition->getSteps());
$this->assertTrue($this->workflowDefinition->hasStepByName('step3'));
$this->workflowDefinition->removeStep($stepThree);
$this->assertFalse($this->workflowDefinition->hasStepByName('step3'));
$this->assertCount(2, $this->workflowDefinition->getSteps());
$this->workflowDefinition->setSteps(new ArrayCollection(array($stepOne)));
$actualSteps = $this->workflowDefinition->getSteps();
$this->assertCount(1, $actualSteps);
$this->assertEquals($stepOne, $actualSteps[0]);
}