public void Remove_WrongValueForKey_ReturnsFalse()
{
List <KeyValuePair <Guid, string> > collection =
Enumerable.Range(1, Random.Next(10, 100)).Select(
n => new KeyValuePair <Guid, string>(Guid.NewGuid(), Random.RandomString(10))).ToList();
Guid existingKey = collection[Random.Next(0, collection.Count)].Key;
ConcurrentLookup <Guid, String> concurrentLookup = new ConcurrentLookup <Guid, string>(collection);
Assert.IsFalse(concurrentLookup.Remove(existingKey, Random.RandomString(50)));
}
public void Remove_ExistingKeyAndValue_ReturnsTrue()
{
List <KeyValuePair <Guid, string> > collection =
Enumerable.Range(1, Random.Next(10, 100)).Select(
n => new KeyValuePair <Guid, string>(Guid.NewGuid(), Random.RandomString(10))).ToList();
KeyValuePair <Guid, string> existing = collection[Random.Next(0, collection.Count)];
ConcurrentLookup <Guid, String> concurrentLookup = new ConcurrentLookup <Guid, string>(collection);
Assert.IsTrue(concurrentLookup.Remove(existing.Key, existing.Value));
}
public void Remove_AbsentKeyAndValue_ReturnsFalse()
{
Guid absentKey = Guid.NewGuid();
IEnumerable <KeyValuePair <Guid, string> > collection =
Enumerable.Range(1, Random.Next(10, 100)).Select(
n => new KeyValuePair <Guid, string>(Guid.NewGuid(), Random.RandomString(10)));
ConcurrentLookup <Guid, String> concurrentLookup = new ConcurrentLookup <Guid, string>(collection);
Assert.IsFalse(concurrentLookup.Remove(absentKey, Random.RandomString(15)));
}
public void Contains_AfterRemovingLastValueInKey_ReturnsFalse()
{
List <KeyValuePair <Guid, string> > collection =
Enumerable.Range(1, Random.Next(10, 100)).Select(
n => new KeyValuePair <Guid, string>(Guid.NewGuid(), Random.RandomString(10))).ToList();
KeyValuePair <Guid, string> existing = collection[Random.Next(0, collection.Count)];
ConcurrentLookup <Guid, String> concurrentLookup = new ConcurrentLookup <Guid, string>(collection);
concurrentLookup.Remove(existing.Key, existing.Value);
Assert.IsFalse(concurrentLookup.Contains(existing.Key));
}
public void Contains_AfterRemovingButValuesStillExistForKey_ReturnsTrue()
{
Guid existingKeyWithDuplicates = Guid.NewGuid();
List <KeyValuePair <Guid, string> > existingValues =
Enumerable.Range(1, Random.Next(2, 10)).Select(
n => new KeyValuePair <Guid, string>(existingKeyWithDuplicates, Random.RandomString(20))).ToList();
IEnumerable <KeyValuePair <Guid, string> > collection =
Enumerable.Range(1, Random.Next(10, 100)).Select(
n => new KeyValuePair <Guid, string>(Guid.NewGuid(), Random.RandomString(10)))
.Concat(existingValues);
ConcurrentLookup <Guid, String> concurrentLookup = new ConcurrentLookup <Guid, string>(collection);
concurrentLookup.Remove(existingKeyWithDuplicates, existingValues.First().Value);
Assert.IsTrue(concurrentLookup.Contains(existingKeyWithDuplicates));
}
public void Remove()
{
var lookup = new ConcurrentLookup <int, string>();
lookup.Add(1, "one");
Assert.IsTrue(lookup.TryGetValues(1, out IReadOnlyList <string> ones));
Assert.AreEqual(1, ones.Count);
Assert.AreEqual("one", ones[0]);
lookup.Add(2, "two");
lookup.Add(2, "zwei");
Assert.IsTrue(lookup.TryGetValues(2, out IReadOnlyList <string> twos));
Assert.AreEqual(2, twos.Count);
Assert.AreEqual("two", twos[0]);
Assert.AreEqual("zwei", twos[1]);
Assert.IsFalse(lookup.TryGetValues(0, out IReadOnlyList <string> zeros));
Assert.IsNull(zeros);
lookup.Remove(2, "zwei");
Assert.IsTrue(lookup.TryGetValues(2, out IReadOnlyList <string> oneTwo));
Assert.AreEqual(1, oneTwo.Count);
Assert.AreEqual("two", oneTwo[0]);
lookup.Remove(2, "duo");
Assert.IsTrue(lookup.TryGetValues(2, out IReadOnlyList <string> stillTwo));
Assert.AreEqual(1, stillTwo.Count);
Assert.AreEqual("two", stillTwo[0]);
lookup.Remove(2, "two");
Assert.IsFalse(lookup.TryGetValues(2, out IReadOnlyList <string> noTwos));
Assert.IsNull(noTwos);
}
public void This_AfterRemovingDuplicateValue_StillContainsOneAddedValues()
{
List <KeyValuePair <Guid, string> > collection =
Enumerable.Range(1, Random.Next(10, 100)).Select(
n => new KeyValuePair <Guid, string>(Guid.NewGuid(), Random.RandomString(10))).ToList();
Guid newKey = Guid.NewGuid();
String newValue = Random.RandomString(20);
ConcurrentLookup <Guid, String> concurrentLookup = new ConcurrentLookup <Guid, string>(collection);
concurrentLookup.Add(newKey, newValue);
concurrentLookup.Add(newKey, newValue);
concurrentLookup.Remove(newKey, newValue);
CollectionAssert.AreEqual(new List <String> {
newValue
}, concurrentLookup[newKey].ToList());
}
public void This_AfterRemovingDuplicateValue_StillContainsOneAddedValues()
{
List<KeyValuePair<Guid, string>> collection =
Enumerable.Range(1, Random.Next(10, 100)).Select(
n => new KeyValuePair<Guid, string>(Guid.NewGuid(), Random.RandomString(10))).ToList();
Guid newKey = Guid.NewGuid();
String newValue = Random.RandomString(20);
ConcurrentLookup<Guid, String> concurrentLookup = new ConcurrentLookup<Guid, string>(collection);
concurrentLookup.Add(newKey, newValue);
concurrentLookup.Add(newKey, newValue);
concurrentLookup.Remove(newKey, newValue);
CollectionAssert.AreEqual(new List<String> {newValue}, concurrentLookup[newKey].ToList());
}
public void Contains_AfterRemovingButValuesStillExistForKey_ReturnsTrue()
{
Guid existingKeyWithDuplicates = Guid.NewGuid();
List<KeyValuePair<Guid, string>> existingValues =
Enumerable.Range(1, Random.Next(2, 10)).Select(
n => new KeyValuePair<Guid, string>(existingKeyWithDuplicates, Random.RandomString(20))).ToList();
IEnumerable<KeyValuePair<Guid, string>> collection =
Enumerable.Range(1, Random.Next(10, 100)).Select(
n => new KeyValuePair<Guid, string>(Guid.NewGuid(), Random.RandomString(10)))
.Concat(existingValues);
ConcurrentLookup<Guid, String> concurrentLookup = new ConcurrentLookup<Guid, string>(collection);
concurrentLookup.Remove(existingKeyWithDuplicates, existingValues.First().Value);
Assert.IsTrue(concurrentLookup.Contains(existingKeyWithDuplicates));
}
public void Contains_AfterRemovingLastValueInKey_ReturnsFalse()
{
List<KeyValuePair<Guid, string>> collection =
Enumerable.Range(1, Random.Next(10, 100)).Select(
n => new KeyValuePair<Guid, string>(Guid.NewGuid(), Random.RandomString(10))).ToList();
KeyValuePair<Guid, string> existing = collection[Random.Next(0, collection.Count)];
ConcurrentLookup<Guid, String> concurrentLookup = new ConcurrentLookup<Guid, string>(collection);
concurrentLookup.Remove(existing.Key, existing.Value);
Assert.IsFalse(concurrentLookup.Contains(existing.Key));
}
public void Remove_WrongValueForKey_ReturnsFalse()
{
List<KeyValuePair<Guid, string>> collection =
Enumerable.Range(1, Random.Next(10, 100)).Select(
n => new KeyValuePair<Guid, string>(Guid.NewGuid(), Random.RandomString(10))).ToList();
Guid existingKey = collection[Random.Next(0, collection.Count)].Key;
ConcurrentLookup<Guid, String> concurrentLookup = new ConcurrentLookup<Guid, string>(collection);
Assert.IsFalse(concurrentLookup.Remove(existingKey, Random.RandomString(50)));
}
public void Remove_AbsentKeyAndValue_ReturnsFalse()
{
Guid absentKey = Guid.NewGuid();
IEnumerable<KeyValuePair<Guid, string>> collection =
Enumerable.Range(1, Random.Next(10, 100)).Select(
n => new KeyValuePair<Guid, string>(Guid.NewGuid(), Random.RandomString(10)));
ConcurrentLookup<Guid, String> concurrentLookup = new ConcurrentLookup<Guid, string>(collection);
Assert.IsFalse(concurrentLookup.Remove(absentKey, Random.RandomString(15)));
}
public void Remove_ExistingKeyAndValue_ReturnsTrue()
{
List<KeyValuePair<Guid, string>> collection =
Enumerable.Range(1, Random.Next(10, 100)).Select(
n => new KeyValuePair<Guid, string>(Guid.NewGuid(), Random.RandomString(10))).ToList();
KeyValuePair<Guid, string> existing = collection[Random.Next(0, collection.Count)];
ConcurrentLookup<Guid, String> concurrentLookup = new ConcurrentLookup<Guid, string>(collection);
Assert.IsTrue(concurrentLookup.Remove(existing.Key, existing.Value));
}
