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unit tests for topologicalsort errors

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Charlie Kindel
2020-06-08 20:29:09 -06:00
parent 688f83c5f5
commit 3ab20b658d
1 changed files with 28 additions and 0 deletions
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28
UnitTests/ViewTests.cs
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@@ -107,5 +107,33 @@ namespace Terminal.Gui {
// TODO: Add more
}
[Fact]
public void TopologicalSort_Missing_Add ()
{
var root = new View ();
var sub1 = new View ();
root.Add (sub1);
var sub2 = new View ();
sub1.Width = Dim.Width(sub2);
Assert.Throws<InvalidOperationException> (() => root.LayoutSubviews ());
sub2.Width = Dim.Width (sub1);
Assert.Throws<InvalidOperationException> (() => root.LayoutSubviews ());
}
[Fact]
public void TopologicalSort_Recursive_Ref ()
{
var root = new View ();
var sub1 = new View ();
root.Add (sub1);
var sub2 = new View ();
root.Add (sub2);
sub2.Width = Dim.Width (sub2);
Assert.Throws<InvalidOperationException> (() => root.LayoutSubviews ());
}
}
}