Plum\Plum\WorkflowTest::processShouldReadFromMultipleReaders PHP Метод

    public function processShouldReadFromMultipleReaders()
    {
        $iterator1 = m::mock('\\Iterator');
        $iterator1->shouldReceive('rewind');
        $iterator1->shouldReceive('valid')->andReturn(true)->once();
        $iterator1->shouldReceive('current')->andReturn('foobar');
        $iterator1->shouldReceive('next');
        $iterator1->shouldReceive('valid')->andReturn(false)->once();
        $reader1 = $this->getMockReader();
        $reader1->shouldReceive('getIterator')->andReturn($iterator1);
        $iterator2 = m::mock('\\Iterator');
        $iterator2->shouldReceive('rewind');
        $iterator2->shouldReceive('valid')->andReturn(true)->once();
        $iterator2->shouldReceive('current')->andReturn('foobar');
        $iterator2->shouldReceive('next');
        $iterator2->shouldReceive('valid')->andReturn(false)->once();
        $reader2 = $this->getMockReader();
        $reader2->shouldReceive('getIterator')->andReturn($iterator2);
        $writer = $this->getMockWriter();
        $writer->shouldReceive('prepare')->once();
        $writer->shouldReceive('finish')->once();
        $writer->shouldReceive('writeItem')->with('foobar')->twice();
        $this->workflow->addWriter($writer);
        $result = $this->workflow->process([$reader1, $reader2]);
        $this->assertEquals(2, $result->getReadCount());
        $this->assertEquals(2, $result->getWriteCount());
        $this->assertEquals(2, $result->getItemWriteCount());
    }