public void EnumeratorRecyclingMisuse()
{
var collection = ImmutableTrieDictionary.Create <int, int>().Add(5, 3);
var enumerator = collection.GetEnumerator();
var enumeratorCopy = enumerator;
Assert.True(enumerator.MoveNext());
Assert.False(enumerator.MoveNext());
enumerator.Dispose();
Assert.Throws <ObjectDisposedException>(() => enumerator.MoveNext());
Assert.Throws <ObjectDisposedException>(() => enumerator.Reset());
Assert.Throws <ObjectDisposedException>(() => enumerator.Current);
Assert.Throws <ObjectDisposedException>(() => enumeratorCopy.MoveNext());
Assert.Throws <ObjectDisposedException>(() => enumeratorCopy.Reset());
Assert.Throws <ObjectDisposedException>(() => enumeratorCopy.Current);
enumerator.Dispose(); // double-disposal should not throw
enumeratorCopy.Dispose();
// We expect that acquiring a new enumerator will use the same underlying Stack<T> object,
// but that it will not throw exceptions for the new enumerator.
enumerator = collection.GetEnumerator();
Assert.True(enumerator.MoveNext());
Assert.False(enumerator.MoveNext());
Assert.Throws <InvalidOperationException>(() => enumerator.Current);
enumerator.Dispose();
}
public void WithComparersCollisions()
{
// First check where collisions have matching values.
var map = ImmutableTrieDictionary.Create <string, string>()
.Add("a", "1").Add("A", "1");
map = map.WithComparers(StringComparer.OrdinalIgnoreCase);
Assert.Same(StringComparer.OrdinalIgnoreCase, map.KeyComparer);
Assert.Equal(1, map.Count);
Assert.True(map.ContainsKey("a"));
Assert.Equal("1", map["a"]);
// Now check where collisions have conflicting values.
map = ImmutableTrieDictionary.Create <string, string>()
.Add("a", "1").Add("A", "2").Add("b", "3");
Assert.Throws <ArgumentException>(null, () => map.WithComparers(StringComparer.OrdinalIgnoreCase));
// Force all values to be considered equal.
map = map.WithComparers(StringComparer.OrdinalIgnoreCase, EverythingEqual <string> .Default);
Assert.Same(StringComparer.OrdinalIgnoreCase, map.KeyComparer);
Assert.Same(EverythingEqual <string> .Default, map.ValueComparer);
Assert.Equal(2, map.Count);
Assert.True(map.ContainsKey("a"));
Assert.True(map.ContainsKey("b"));
}
public void WithComparers()
{
var map = ImmutableTrieDictionary.Create <string, string>().Add("a", "1").Add("B", "1");
Assert.Same(EqualityComparer <string> .Default, map.KeyComparer);
Assert.True(map.ContainsKey("a"));
Assert.False(map.ContainsKey("A"));
map = map.WithComparers(StringComparer.OrdinalIgnoreCase);
Assert.Same(StringComparer.OrdinalIgnoreCase, map.KeyComparer);
Assert.Equal(2, map.Count);
Assert.True(map.ContainsKey("a"));
Assert.True(map.ContainsKey("A"));
Assert.True(map.ContainsKey("b"));
var cultureComparer = StringComparer.CurrentCulture;
map = map.WithComparers(StringComparer.OrdinalIgnoreCase, cultureComparer);
Assert.Same(StringComparer.OrdinalIgnoreCase, map.KeyComparer);
Assert.Same(cultureComparer, map.ValueComparer);
Assert.Equal(2, map.Count);
Assert.True(map.ContainsKey("a"));
Assert.True(map.ContainsKey("A"));
Assert.True(map.ContainsKey("b"));
}
public void KeyComparerCollisions()
{
// First check where collisions have matching values.
var builder = ImmutableTrieDictionary.Create <string, string>()
.Add("a", "1").Add("A", "1").ToBuilder();
builder.KeyComparer = StringComparer.OrdinalIgnoreCase;
Assert.Equal(1, builder.Count);
Assert.True(builder.ContainsKey("a"));
var set = builder.ToImmutable();
Assert.Same(StringComparer.OrdinalIgnoreCase, set.KeyComparer);
Assert.Equal(1, set.Count);
Assert.True(set.ContainsKey("a"));
// Now check where collisions have conflicting values.
builder = ImmutableTrieDictionary.Create <string, string>()
.Add("a", "1").Add("A", "2").Add("b", "3").ToBuilder();
Assert.Throws <ArgumentException>(null, () => builder.KeyComparer = StringComparer.OrdinalIgnoreCase);
// Force all values to be considered equal.
builder.ValueComparer = EverythingEqual <string> .Default;
Assert.Same(EverythingEqual <string> .Default, builder.ValueComparer);
builder.KeyComparer = StringComparer.OrdinalIgnoreCase; // should not throw because values will be seen as equal.
Assert.Equal(2, builder.Count);
Assert.True(builder.ContainsKey("a"));
Assert.True(builder.ContainsKey("b"));
}
public void Init()
{
var r = new Random(4);
_keys = new List <T>();
_immDict = ImmutableDictionary <T, int> .Empty;
_sasaTrie = Trie <T, int> .Empty;
_sGuh = ImmutableTrieDictionary.Create <T, int>();
_tvl = ImmutableTreeDictionary <T, int> .Empty;
_imToolsHashMap = ImHashMap <T, int> .Empty;
_apexHashMap = HashMap <T, int> .Empty;
for (int i = 0; i < Count; ++i)
{
var k = GenerateValue(r);
_immDict = _immDict.SetItem(k, i);
_sasaTrie = _sasaTrie.Add(k, i);
_sGuh = _sGuh.Add(k, i);
_tvl = _tvl.Add(k, i);
_imToolsHashMap = _imToolsHashMap.AddOrUpdate(k, i);
_apexHashMap = _apexHashMap.SetItem(k, i);
_keys.Add(k);
}
int n = _keys.Count;
while (n > 1)
{
n--;
int k = r.Next(n + 1);
var value = _keys[k];
_keys[k] = _keys[n];
_keys[n] = value;
}
}
public void ContainsValue()
{
var map = ImmutableTrieDictionary.Create <string, int>().Add("five", 5);
var builder = map.ToBuilder();
Assert.True(builder.ContainsValue(5));
Assert.False(builder.ContainsValue(4));
}
public void WithComparersEmptyCollection()
{
var map = ImmutableTrieDictionary.Create <string, string>();
Assert.Same(EqualityComparer <string> .Default, map.KeyComparer);
map = map.WithComparers(StringComparer.OrdinalIgnoreCase);
Assert.Same(StringComparer.OrdinalIgnoreCase, map.KeyComparer);
}
public void Clear()
{
var builder = ImmutableTrieDictionary.Create <string, int>().ToBuilder();
builder.Add("five", 5);
Assert.Equal(1, builder.Count);
builder.Clear();
Assert.Equal(0, builder.Count);
}
public void GetValueOrDefaultOfIImmutableDictionary()
{
IImmutableDictionary <string, int> empty = ImmutableTrieDictionary.Create <string, int>();
IImmutableDictionary <string, int> populated = ImmutableTrieDictionary.Create <string, int>().Add("a", 5);
Assert.Equal(0, empty.GetValueOrDefault("a"));
Assert.Equal(1, empty.GetValueOrDefault("a", 1));
Assert.Equal(5, populated.GetValueOrDefault("a"));
Assert.Equal(5, populated.GetValueOrDefault("a", 1));
}
public void GetValueOrDefaultOfConcreteType()
{
var empty = ImmutableTrieDictionary.Create <string, int>().ToBuilder();
var populated = ImmutableTrieDictionary.Create <string, int>().Add("a", 5).ToBuilder();
Assert.Equal(0, empty.GetValueOrDefault("a"));
Assert.Equal(1, empty.GetValueOrDefault("a", 1));
Assert.Equal(5, populated.GetValueOrDefault("a"));
Assert.Equal(5, populated.GetValueOrDefault("a", 1));
}
public void CollisionExceptionMessageContainsKey()
{
var map = ImmutableTrieDictionary.Create <string, string>()
.Add("firstKey", "1").Add("secondKey", "2");
var exception = Assert.Throws <ArgumentException>(null, () => map.Add("firstKey", "3"));
// if (!PlatformDetection.IsNetNative) //.Net Native toolchain removes exception messages.
// {
// Assert.Contains("firstKey", exception.Message);
// }
}
public void AddRange()
{
var builder = ImmutableTrieDictionary.Create <string, int>().ToBuilder();
builder.AddRange(new Dictionary <string, int> {
{ "a", 1 }, { "b", 2 }
});
Assert.Equal(2, builder.Count);
Assert.Equal(1, builder["a"]);
Assert.Equal(2, builder["b"]);
}
public void KeyComparerEmptyCollection()
{
var builder = ImmutableTrieDictionary.Create <string, string>()
.Add("a", "1").Add("B", "1").ToBuilder();
Assert.Same(EqualityComparer <string> .Default, builder.KeyComparer);
builder.KeyComparer = StringComparer.OrdinalIgnoreCase;
Assert.Same(StringComparer.OrdinalIgnoreCase, builder.KeyComparer);
var set = builder.ToImmutable();
Assert.Same(StringComparer.OrdinalIgnoreCase, set.KeyComparer);
}
public void Setup()
{
immutableDictionary = ImmutableDictionary.Create <string, int>();
immutableTrieDictionary = ImmutableTrieDictionary.Create <string, int>();
dictionary = new Dictionary <string, int>();
for (int i = 0; i < N; i++)
{
var key = $"{i},{i}";
immutableDictionary = immutableDictionary.SetItem(key, i);
immutableTrieDictionary = immutableTrieDictionary.SetItem(key, i);
dictionary[key] = i;
}
}
public void ToImmutableDictionaryOptimized()
{
var dictionary = ImmutableTrieDictionary.Create <string, string>();
var result = dictionary.ToImmutableTrieDictionary();
Assert.Same(dictionary, result);
var cultureComparer = StringComparer.CurrentCulture;
result = dictionary.WithComparers(cultureComparer, StringComparer.OrdinalIgnoreCase);
Assert.Same(cultureComparer, result.KeyComparer);
Assert.Same(StringComparer.OrdinalIgnoreCase, result.ValueComparer);
}
public void RemoveRange()
{
var builder =
ImmutableTrieDictionary.Create <string, int>()
.AddRange(new Dictionary <string, int> {
{ "a", 1 }, { "b", 2 }, { "c", 3 }
})
.ToBuilder();
Assert.Equal(3, builder.Count);
builder.RemoveRange(new[] { "a", "b" });
Assert.Equal(1, builder.Count);
Assert.Equal(3, builder["c"]);
}
public void Create()
{
IEnumerable <KeyValuePair <string, string> > pairs = new Dictionary <string, string> {
{ "a", "b" }
};
var keyComparer = StringComparer.OrdinalIgnoreCase;
var valueComparer = StringComparer.CurrentCulture;
var dictionary = ImmutableTrieDictionary.Create <string, string>();
Assert.Equal(0, dictionary.Count);
Assert.Same(EqualityComparer <string> .Default, dictionary.KeyComparer);
Assert.Same(EqualityComparer <string> .Default, dictionary.ValueComparer);
dictionary = ImmutableTrieDictionary.Create <string, string>(keyComparer);
Assert.Equal(0, dictionary.Count);
Assert.Same(keyComparer, dictionary.KeyComparer);
Assert.Same(EqualityComparer <string> .Default, dictionary.ValueComparer);
dictionary = ImmutableTrieDictionary.Create(keyComparer, valueComparer);
Assert.Equal(0, dictionary.Count);
Assert.Same(keyComparer, dictionary.KeyComparer);
Assert.Same(valueComparer, dictionary.ValueComparer);
dictionary = ImmutableTrieDictionary.CreateRange(pairs);
Assert.Equal(1, dictionary.Count);
Assert.Same(EqualityComparer <string> .Default, dictionary.KeyComparer);
Assert.Same(EqualityComparer <string> .Default, dictionary.ValueComparer);
dictionary = ImmutableTrieDictionary.CreateRange(keyComparer, pairs);
Assert.Equal(1, dictionary.Count);
Assert.Same(keyComparer, dictionary.KeyComparer);
Assert.Same(EqualityComparer <string> .Default, dictionary.ValueComparer);
dictionary = ImmutableTrieDictionary.CreateRange(keyComparer, valueComparer, pairs);
Assert.Equal(1, dictionary.Count);
Assert.Same(keyComparer, dictionary.KeyComparer);
Assert.Same(valueComparer, dictionary.ValueComparer);
}
public void KeyComparer()
{
var builder = ImmutableTrieDictionary.Create <string, string>()
.Add("a", "1").Add("B", "1").ToBuilder();
Assert.Same(EqualityComparer <string> .Default, builder.KeyComparer);
Assert.True(builder.ContainsKey("a"));
Assert.False(builder.ContainsKey("A"));
builder.KeyComparer = StringComparer.OrdinalIgnoreCase;
Assert.Same(StringComparer.OrdinalIgnoreCase, builder.KeyComparer);
Assert.Equal(2, builder.Count);
Assert.True(builder.ContainsKey("a"));
Assert.True(builder.ContainsKey("A"));
Assert.True(builder.ContainsKey("b"));
var set = builder.ToImmutable();
Assert.Same(StringComparer.OrdinalIgnoreCase, set.KeyComparer);
Assert.True(set.ContainsKey("a"));
Assert.True(set.ContainsKey("A"));
Assert.True(set.ContainsKey("b"));
}
protected override ImmutableTrieDictionary <string, TValue> Empty <TValue>(StringComparer comparer)
{
return(ImmutableTrieDictionary.Create <string, TValue>(comparer));
}
/*
* [Fact]
* [SkipOnTargetFramework(TargetFrameworkMonikers.UapAot, "Cannot do DebuggerAttribute testing on UapAot: requires internal Reflection on framework types.")]
* public void DebuggerAttributesValid()
* {
* DebuggerAttributes.ValidateDebuggerDisplayReferences(ImmutableTrieDictionary.CreateBuilder<string, int>());
* ImmutableTrieDictionary<int, string>.Builder builder = ImmutableTrieDictionary.CreateBuilder<int, string>();
* builder.Add(1, "One");
* builder.Add(2, "Two");
* DebuggerAttributeInfo info = DebuggerAttributes.ValidateDebuggerTypeProxyProperties(builder);
* PropertyInfo itemProperty = info.Properties.Single(pr => pr.GetCustomAttribute<DebuggerBrowsableAttribute>().State == DebuggerBrowsableState.RootHidden);
* KeyValuePair<int, string>[] items = itemProperty.GetValue(info.Instance) as KeyValuePair<int, string>[];
* Assert.Equal(builder, items);
* }
*
* [Fact]
* [SkipOnTargetFramework(TargetFrameworkMonikers.UapAot, "Cannot do DebuggerAttribute testing on UapAot: requires internal Reflection on framework types.")]
* public static void TestDebuggerAttributes_Null()
* {
* Type proxyType = DebuggerAttributes.GetProxyType(ImmutableHashSet.Create<string>());
* TargetInvocationException tie = Assert.Throws<TargetInvocationException>(() => Activator.CreateInstance(proxyType, (object)null));
* Assert.IsType<ArgumentNullException>(tie.InnerException);
* }
*/
protected override IImmutableDictionary <TKey, TValue> GetEmptyImmutableDictionary <TKey, TValue>()
{
return(ImmutableTrieDictionary.Create <TKey, TValue>());
}
public void Setup()
{
immutableDictionary = ImmutableDictionary.Create <string, int>();
immutableTrieDictionary = ImmutableTrieDictionary.Create <string, int>();
dictionary = new Dictionary <string, int>();
}