public void GetNext_MultiplePages_ReturnsInFifoOrder()
{
PageToCrawl page3 = new PageToCrawl(new Uri("http://abc/"));
PageToCrawl page4 = new PageToCrawl(new Uri("http://abcd/"));
_unitUnderTest.Add(_page1);
_unitUnderTest.Add(_page2);
_unitUnderTest.Add(page3);
_unitUnderTest.Add(page4);
PageToCrawl result1 = _unitUnderTest.GetNext();
PageToCrawl result2 = _unitUnderTest.GetNext();
PageToCrawl result3 = _unitUnderTest.GetNext();
PageToCrawl result4 = _unitUnderTest.GetNext();
PageToCrawl result5 = _unitUnderTest.GetNext();//should be null
Assert.AreSame(_page1, result1);
Assert.AreSame(_page2, result2);
Assert.AreSame(page3, result3);
Assert.AreSame(page4, result4);
Assert.IsNull(result5);
}
/// <summary>
/// Gets the next page to crawl
/// </summary>
public PageToCrawl GetNext()
{
return(PagesToCrawlRepository.GetNext());
}
