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[Tests] Try different urls before failing the test. #6237

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merged 2 commits into from
Jun 11, 2019
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[Tests] Try different urls before failing the test. #6237

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5519f2f
[Tests] If there are network issues do not set the tests as a failure.
mandel-macaque Jun 10, 2019
54bb886
Use a list of urls to try several times.
mandel-macaque Jun 11, 2019
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23 changes: 20 additions & 3 deletions tests/monotouch-test/Foundation/NSDataTest.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -155,10 +155,27 @@ public void Https ()
Assert.Ignore ("NSData.FromUrl doesn't seem to work in watchOS");
}
#endif
using (var url = new NSUrl ("https://www.microsoft.com/robots.txt"))
using (var x = NSData.FromUrl (url)) {
Assert.That ((x != null) && (x.Length > 0));
// we have network issues, try several urls, if one works, be happy, else fail
var urls = new string [] {
"https://www.microsoft.com/robots.txt",
"https://www.xamarin.com/robots.txt",
"http://www.bing.com/robots.txt",
"https://www.xbox.com/robots.txt",
"https://www.msn.com/robots.txt",
"https://visualstudio.microsoft.com/robots.txt",
};
for (var i = 0; i < urls.Length; i++) {
NSError error;
using (var nsUrl = new NSUrl (urls [i]))
using (var x = NSData.FromUrl (nsUrl, NSDataReadingOptions.Uncached, out error)) {
if (error != null)
continue;
Assert.That (x != null);
Assert.That (x.Length > 0);
return;
}
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the test was to detect an error...
with that change I don't think you can trigger the 2nd assert (unless an empty file was present)
so basically the test can't fail (so it's not worth much)

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@spouliot we can check the domain of the error and decide what to do?

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Well.. thx Cocoa, we would get the not so useful "NSCocoaErrorDomain Code=256", which means an unknown error happened.

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yeah, a reachability (to host) error would be fine to ignore, but other errors would not be

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I have used several company urls, lets hope trying several will work, else we can do an increasing timeout retry.

}
Assert.Fail ("None of the urls could be fetch.");
}

[Test]
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