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Implement set-theoretic methods in std::set C# typemaps

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These implementations are not optimized, i.e. are done in a naive way in
C#, rather than using C++ functions more efficiently, but are better
than nothing.
This commit is contained in:
Vadim Zeitlin 2019-03-11 23:05:10 +01:00
commit aaa12450c0
3 changed files with 112 additions and 13 deletions
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34
Examples/test-suite/csharp/li_std_set_runme.cs
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@ -51,5 +51,39 @@ public class runme
ss.Clear();
checkThat(ss.Count == 0, "is empty after Clear()");
// Check set-theoretic methods.
checkThat(new StringSet().SetEquals(new StringSet()), "SetEquals() works for empty sets");
checkThat(new StringSet{"foo"}.SetEquals(new StringSet{"foo"}), "SetEquals() works for non-empty sets");
checkThat(!new StringSet{"foo"}.SetEquals(new[] {"bar"}), "SetEquals() doesn't always return true");
ss = new StringSet{"foo", "bar", "baz"};
ss.ExceptWith(new[] {"baz", "quux"});
checkThat(ss.SetEquals(new[] {"foo", "bar"}), "ExceptWith works");
ss = new StringSet{"foo", "bar", "baz"};
ss.IntersectWith(new[] {"baz", "quux"});
checkThat(ss.SetEquals(new[] {"baz"}), "IntersectWith works");
checkThat(ss.IsProperSubsetOf(new[] {"bar", "baz"}), "IsProperSubsetOf works");
checkThat(!ss.IsProperSubsetOf(new[] {"baz"}), "!IsProperSubsetOf works");
checkThat(ss.IsSubsetOf(new[] {"bar", "baz"}), "IsSubsetOf works");
checkThat(!ss.IsSubsetOf(new[] {"bar"}), "!IsSubsetOf works");
ss = new StringSet{"foo", "bar", "baz"};
checkThat(ss.IsProperSupersetOf(new[] {"bar"}), "IsProperSupersetOf works");
checkThat(!ss.IsProperSupersetOf(new[] {"quux"}), "IsProperSupersetOf works");
checkThat(ss.IsSupersetOf(new[] {"foo", "bar", "baz"}), "IsProperSupersetOf works");
checkThat(!ss.IsSupersetOf(new[] {"foo", "bar", "baz", "quux"}), "IsProperSupersetOf works");
checkThat(ss.Overlaps(new[] {"foo"}), "Overlaps works");
checkThat(!ss.Overlaps(new[] {"moo"}), "!Overlaps works");
ss.SymmetricExceptWith(new[] {"baz", "quux"});
checkThat(ss.SetEquals(new[] {"foo", "bar", "quux"}), "SymmetricExceptWith works");
ss = new StringSet{"foo", "bar", "baz"};
ss.UnionWith(new[] {"baz", "quux"});
checkThat(ss.SetEquals(new[] {"foo", "bar", "baz", "quux"}), "UnionWith works");
}
}