public CrawlReport Crawl(Uri uri)
{
if (uri == null) throw new ArgumentNullException(nameof(uri));
var crawler = new Crawler(new AbotCrawl(_log), _log, new AngleSharpExaminerFactory(), GetInspectors());
return crawler.Crawl(uri);
}
public void CallCrawlStartingOnInspectorOnce()
{
// Arrange
var inspector = new Mock<IInspector>();
var crawler = new Crawler(new Mock<ICrawl>().Object, new Mock<ILogHandler>().Object, new Mock<IExaminerFactory>().Object, new [] { inspector.Object });
// Act
crawler.Crawl(_uri);
// Assert
inspector.Verify(x => x.CrawlStarting(), Times.Once);
}
public void LogWhenInspectorThrowExceptionAtInspectPage()
{
// Arrange
var page = CreatePage();
var exception = new Exception("Test exception");
var inspector = new Mock<IInspector>();
var crawl = _fixture.Freeze<Mock<ICrawl>>();
var logHandler = new Mock<ILogHandler>();
crawl.Setup(c => c.Crawl(_uri, It.IsAny<Action<Page>>())).Callback<Uri, Action<Page>>((uri, action) => action(page));
inspector.Setup(i => i.InspectPage(page)).Throws(exception);
var crawler = new Crawler(crawl.Object, logHandler.Object, new Mock<IExaminerFactory>().Object, new[] { inspector.Object });
// Act
crawler.Crawl(_uri);
// Assert
logHandler.Verify(x => x.Log(It.Is<InspectorLogMessage>(
l => l.Inspector.Name == inspector.Object.Name &&
l.LogMessage.LogType == LogType.Error &&
l.LogMessage.Exception == exception)), Times.Once);
}
public void PassPageToInspectorOnce()
{
// Arrange
var page = CreatePage();
var inspector = new Mock<IInspector>();
var crawl = _fixture.Freeze<Mock<ICrawl>>();
crawl.Setup(c => c.Crawl(_uri, It.IsAny<Action<Page>>())).Callback<Uri, Action<Page>>((uri, action) => action(page));
var crawler = new Crawler(crawl.Object, new Mock<ILogHandler>().Object, new Mock<IExaminerFactory>().Object, new[] { inspector.Object });
// Act
crawler.Crawl(_uri);
// Assert
inspector.Verify(i => i.InspectPage(page), Times.Once);
}
public void LogWhenInspectorThrowsExceptionAtCrawlStarting()
{
// Arrange
var inspector = new Mock<IInspector>();
var exception = new Exception("Test exception");
inspector.Setup(i => i.CrawlStarting()).Throws(exception);
var logHandler = new Mock<ILogHandler>();
var crawler = new Crawler(new Mock<ICrawl>().Object, logHandler.Object, new Mock<IExaminerFactory>().Object, new[] { inspector.Object });
// Act
crawler.Crawl(_uri);
// Assert
logHandler.Verify(x => x.Log(It.Is<InspectorLogMessage>(
l => l.Inspector.Name == inspector.Object.Name &&
l.LogMessage.LogType == LogType.Error &&
l.LogMessage.Exception == exception)), Times.Once);
}
