public void IsProperSupersetOf() { var builder = ImmutableSegmentedHashSet.CreateRange(Enumerable.Range(1, 3)).ToBuilder(); Assert.Throws <ArgumentNullException>("other", () => builder.IsProperSupersetOf(null !)); Assert.False(builder.IsProperSupersetOf(Enumerable.Range(1, 3))); Assert.True(builder.IsProperSupersetOf(Enumerable.Range(1, 2))); }
public void Overlaps() { var builder = ImmutableSegmentedHashSet.CreateRange(Enumerable.Range(1, 3)).ToBuilder(); Assert.Throws <ArgumentNullException>("other", () => builder.Overlaps(null !)); Assert.True(builder.Overlaps(Enumerable.Range(3, 2))); Assert.False(builder.Overlaps(Enumerable.Range(4, 3))); }
public void Create() { var comparer = StringComparer.OrdinalIgnoreCase; var set = ImmutableSegmentedHashSet.Create <string?>(); Assert.Equal(0, set.Count); Assert.Same(EqualityComparer <string> .Default, set.KeyComparer); set = ImmutableSegmentedHashSet.Create <string?>(comparer); Assert.Equal(0, set.Count); Assert.Same(comparer, set.KeyComparer); set = ImmutableSegmentedHashSet.Create <string?>("a"); Assert.Equal(1, set.Count); Assert.Same(EqualityComparer <string> .Default, set.KeyComparer); set = ImmutableSegmentedHashSet.Create <string?>(comparer, "a"); Assert.Equal(1, set.Count); Assert.Same(comparer, set.KeyComparer); set = ImmutableSegmentedHashSet.Create <string?>("a", "b"); Assert.Equal(2, set.Count); Assert.Same(EqualityComparer <string> .Default, set.KeyComparer); set = ImmutableSegmentedHashSet.Create <string?>(comparer, "a", "b"); Assert.Equal(2, set.Count); Assert.Same(comparer, set.KeyComparer); set = ImmutableSegmentedHashSet.CreateRange <string?>((IEnumerable <string>) new[] { "a", "b" }); Assert.Equal(2, set.Count); Assert.Same(EqualityComparer <string> .Default, set.KeyComparer); set = ImmutableSegmentedHashSet.CreateRange <string?>(comparer, (IEnumerable <string>) new[] { "a", "b" }); Assert.Equal(2, set.Count); Assert.Same(comparer, set.KeyComparer); set = ImmutableSegmentedHashSet.Create((string?)null); Assert.Equal(1, set.Count); set = ImmutableSegmentedHashSet.CreateRange(new[] { null, "a", null, "b" }); Assert.Equal(3, set.Count); }