public void KeyComparer_equals_identifys_matches()
{
KeyComparer keyComparer = new KeyComparer();
Key key1 = new Key(typeof(ViewModel), typeof(ViewModel));
keyComparer.Equals(key1, key1).MustBeTrue();
Key key2 = new Key(typeof(ViewModel));
keyComparer.Equals(key2, key2).MustBeTrue();
keyComparer.Equals(key1, key2).MustBeFalse();
}
protected virtual bool IsPersistentWithSameIdAs(EntityVersioned <TKey> compareTo)
{
if (compareTo == null)
{
throw new ArgumentNullException(nameof(compareTo));
}
return(!IsTransient && !compareTo.IsTransient && KeyComparer.Equals(Id, compareTo.Id));
}
/// <summary>
/// Create a new instance of SortedDeque with the given comparer.
/// </summary>
public SortedDeque(int capacity, KeyComparer <T> comparer)
{
if (capacity <= 0)
{
throw new ArgumentOutOfRangeException(nameof(capacity));
}
this._comparer = comparer.Equals(default(KeyComparer <T>)) ? throw new ArgumentNullException(nameof(comparer)) : comparer;
var cap = BitUtil.FindNextPositivePowerOfTwo(capacity);
_buffer = new T[cap];
// capacity is always a power of two and we use bitshift instead of modulo
_bufferMask = _buffer.Length - 1;
}
public void WhenPropertiesComparedAreNotEqual_ShouldReturnFalse()
{
//Arrange
var comparer = new KeyComparer<TestPoco, int>(f => f.Id) as IEqualityComparer<TestPoco>;
var one = new TestPoco() { Id = 1 };
var two = new TestPoco() { Id = 2 };
//Act
var result = comparer.Equals(one, two);
//Assert
Assert.IsFalse(result);
}
public bool Contains(TKey key)
{
if (_cache.ContainsKey(key))
{
return(true);
}
return(ProgressorWhere(Check).Any());
bool Check(IGrouping <TKey, T> item)
{
return(KeyComparer.Equals(key, item.Key));
}
}
public bool TryGetValue(TKey key, out IGrouping <TKey, T> value)
{
if (_cache.TryGetValue(key, out value))
{
return(true);
}
foreach (var found in ProgressorWhere(Check))
{
value = found;
return(true);
}
return(false);
bool Check(IGrouping <TKey, T> item)
{
return(KeyComparer.Equals(key, item.Key));
}
}
/// <summary>
/// Indicates whether the current object is equal to another object of the same type.
/// </summary>
/// <param name="other">
/// An object to compare with this object.
/// </param>
/// <returns>
/// <c>true</c> if the current object is equal to the <paramref name="other" /> parameter, otherwise <c>false</c>.
/// </returns>
public bool Equals(EntitySpec other)
{
if (other == null)
{
return(false);
}
if (ReferenceEquals(this, other))
{
return(true);
}
if (!KeyComparer.Equals(this.key, other.key))
{
return(false);
}
return(string.Compare(this.tableName, other.tableName, StringComparison.Ordinal) == 0 &&
string.Compare(this.ns ?? string.Empty, other.ns ?? string.Empty, StringComparison.Ordinal) == 0);
}
/// <summary>
/// No business key, any 2 instances with same Ids considered equal
/// </summary>
public override bool Equals(object obj)
{
if (ReferenceEquals(this, obj))
{
return(true);
}
if (!(obj is EntityVersioned <TKey> thatEntity))
{
return(false);
}
var thisType = GetTypeUnproxied();
var thatType = thatEntity.GetTypeUnproxied();
if (thisType != thatType)
{
return(false);
}
return(KeyComparer.Equals(Id, thatEntity.Id));
}
public override bool Equals(object obj)
{
var that = obj as EntityPropertyInfo;
return(that != null && KeyComparer.Equals(this.Name, that.Name) && this.PropertyType == that.PropertyType);
}
protected override ReadOnlyObservableGroup <TSource, TKey> FindGroup(TKey key)
{
return(_groups.SingleOrDefault(g => KeyComparer.Equals(g.Key, key)));
}
public void ScanTableRandomCells()
{
var random = new Random();
const string Cf = "abcdefg";
const int Count = 10000;
using (var _table = EnsureTable("ScanTableRandomCells", Schema)) {
var keys = new List<Key>(Count);
using (var mutator = _table.CreateMutator()) {
for (var i = 0; i < Count; ++i) {
var key = new Key
{
Row = Guid.NewGuid().ToString(),
ColumnFamily = new string(new[] { Cf[random.Next(Cf.Length)] }),
ColumnQualifier = random.Next(Cf.Length).ToString(CultureInfo.InvariantCulture)
};
keys.Add(key);
mutator.Set(key, Encoding.GetBytes(key.Row));
}
}
for (var r = 0; r < 10; ++r) {
var countCells = 10 + random.Next(Count - 10);
var scanSpec = new ScanSpec();
foreach (var k in Shuffle(keys)) {
scanSpec.AddCell(k);
if (scanSpec.CellCount == countCells) {
break;
}
}
var comparer = new KeyComparer(false);
using (var scanner = _table.CreateScanner(scanSpec)) {
Assert.AreSame(scanSpec, scanner.ScanSpec);
var cell = new Cell();
var c = 0;
while( scanner.Move(cell) ) {
Assert.AreEqual(cell.Key.Row, Encoding.GetString(cell.Value));
Assert.IsTrue(comparer.Equals(scanSpec.Cells[c++], cell.Key));
}
Assert.AreEqual(scanSpec.CellCount, c);
}
}
for (var r = 0; r < 10; ++r) {
var countCells = 10 + random.Next(Count - 10);
var scanSpec = new ScanSpec();
foreach (var k in Shuffle(keys)) {
scanSpec.AddRow(k.Row);
if (scanSpec.RowCount == countCells) {
break;
}
}
using (var scanner = _table.CreateScanner(scanSpec)) {
Assert.AreSame(scanSpec, scanner.ScanSpec);
var cell = new Cell();
var c = 0;
while( scanner.Move(cell) ) {
Assert.AreEqual(cell.Key.Row, Encoding.GetString(cell.Value));
Assert.AreEqual(scanSpec.Rows[c++], cell.Key.Row);
}
Assert.AreEqual(scanSpec.RowCount, c);
}
}
for (var r = 0; r < 10; ++r) {
var rows = new HashSet<string>();
var countCells = 10 + random.Next(Count - 10);
var scanSpec = new ScanSpec(true);
foreach (var k in Shuffle(keys)) {
scanSpec.AddRow(k.Row);
rows.Add(k.Row);
if (scanSpec.RowCount == countCells) {
break;
}
}
using (var scanner = _table.CreateScanner(scanSpec)) {
Assert.AreSame(scanSpec, scanner.ScanSpec);
var cell = new Cell();
var c = 0;
while( scanner.Move(cell) ) {
Assert.AreEqual(cell.Key.Row, Encoding.GetString(cell.Value));
Assert.IsTrue(rows.Contains(cell.Key.Row));
++c;
}
Assert.AreEqual(scanSpec.RowCount, c);
}
}
for (var r = 0; r < 10; ++r) {
var rows = new HashSet<string>();
var columnFamily = new string(new[] { Cf[random.Next(Cf.Length)] });
var columnQualifier = random.Next(Cf.Length).ToString(CultureInfo.InvariantCulture);
var countCells = 10 + random.Next(Count / 10);
var scanSpec = new ScanSpec { ScanAndFilter = true };
foreach (var k in Shuffle(keys).Where(k => k.ColumnFamily == columnFamily && k.ColumnQualifier == columnQualifier)) {
Assert.AreEqual(columnFamily, k.ColumnFamily);
Assert.AreEqual(columnQualifier, k.ColumnQualifier);
scanSpec.AddColumn(k.ColumnFamily + ":" + k.ColumnQualifier);
scanSpec.AddRow(k.Row);
rows.Add(k.Row);
if (scanSpec.RowCount == countCells) {
break;
}
}
using (var scanner = _table.CreateScanner(scanSpec)) {
Assert.AreSame(scanSpec, scanner.ScanSpec);
var cell = new Cell();
var c = 0;
while( scanner.Move(cell) ) {
Assert.AreEqual(cell.Key.Row, Encoding.GetString(cell.Value));
Assert.AreEqual(columnFamily, cell.Key.ColumnFamily);
Assert.AreEqual(columnQualifier, cell.Key.ColumnQualifier);
Assert.IsTrue(rows.Contains(cell.Key.Row));
++c;
}
Assert.AreEqual(scanSpec.RowCount, c);
}
}
for (var r = 0; r < 10; ++r) {
var rows = new HashSet<string>();
var columnQualifier = random.Next(Cf.Length).ToString(CultureInfo.InvariantCulture);
var countCells = 10 + random.Next(Count / 10);
var scanSpec = new ScanSpec { ScanAndFilter = true };
foreach (var k in Shuffle(keys).Where(k => k.ColumnQualifier == columnQualifier)) {
Assert.AreEqual(columnQualifier, k.ColumnQualifier);
scanSpec.AddColumn(k.ColumnFamily + ":" + k.ColumnQualifier);
scanSpec.AddRow(k.Row);
rows.Add(k.Row);
if (scanSpec.RowCount == countCells) {
break;
}
}
using (var scanner = _table.CreateScanner(scanSpec)) {
Assert.AreSame(scanSpec, scanner.ScanSpec);
var cell = new Cell();
var c = 0;
while( scanner.Move(cell) ) {
Assert.AreEqual(cell.Key.Row, Encoding.GetString(cell.Value));
Assert.AreEqual(columnQualifier, cell.Key.ColumnQualifier);
Assert.IsTrue(rows.Contains(cell.Key.Row));
++c;
}
Assert.AreEqual(scanSpec.RowCount, c);
}
}
using (var mutator = _table.CreateMutator()) {
var key = new Key { Row = "A", ColumnFamily = "a", ColumnQualifier = "1" };
mutator.Set(key, Encoding.GetBytes(key.Row));
key = new Key { Row = "B", ColumnFamily = "a", ColumnQualifier = "2" };
mutator.Set(key, Encoding.GetBytes(key.Row));
key = new Key { Row = "C", ColumnFamily = "c", ColumnQualifier = "3" };
mutator.Set(key, Encoding.GetBytes(key.Row));
key = new Key { Row = "D", ColumnFamily = "c", ColumnQualifier = "4" };
mutator.Set(key, Encoding.GetBytes(key.Row));
key = new Key { Row = "E", ColumnFamily = "b", ColumnQualifier = "5" };
mutator.Set(key, Encoding.GetBytes(key.Row));
}
{
var scanSpec = new ScanSpec { ScanAndFilter = true };
scanSpec.AddColumn("a:1");
scanSpec.AddColumn("a:2");
scanSpec.AddColumn("b:5");
scanSpec.AddColumn("c:3");
scanSpec.AddColumn("c:4");
scanSpec.AddRow("A");
scanSpec.AddRow("B");
using (var scanner = _table.CreateScanner(scanSpec)) {
Assert.AreSame(scanSpec, scanner.ScanSpec);
var cell = new Cell();
var c = 0;
while( scanner.Move(cell) ) {
Assert.AreEqual(cell.Key.Row, Encoding.GetString(cell.Value));
++c;
}
Assert.AreEqual(scanSpec.RowCount, c);
}
scanSpec = new ScanSpec { ScanAndFilter = true };
scanSpec.AddColumn("a", "b:5", "c");
scanSpec.AddRow("A");
scanSpec.AddRow("C");
scanSpec.AddRow("E");
using (var scanner = _table.CreateScanner(scanSpec)) {
Assert.AreSame(scanSpec, scanner.ScanSpec);
var cell = new Cell();
var c = 0;
while( scanner.Move(cell) ) {
Assert.AreEqual(cell.Key.Row, Encoding.GetString(cell.Value));
++c;
}
Assert.AreEqual(scanSpec.RowCount, c);
}
}
}
}
public bool Equals(Tree <D> x, Tree <D> y)
{
return(KeyComparer.Equals(x.key, y.key));
}
private void FirstPass(State state)
{
var skippedPoints = new HashSet <TPosition>(PositionComparer)
{
default(TPosition)
};
var activePoints = new HashSet <TPosition>(PositionComparer);
var newActivePoints = new HashSet <TPosition>(PositionComparer);
var inactivePoints = new HashSet <TPosition>(PositionComparer);
var index = 0;
var testIndex = 0;
var reference = default(TPosition);
var key = default(TKey);
var shape = default(Shape <TNode, TPosition, TKey>);
while (skippedPoints.Count > 0)
{
reference = GetReference(skippedPoints);
key = Tesselation.Key(reference);
shape = state.CreateShape(key);
activePoints.Clear();
activePoints.Add(reference);
while (activePoints.Count > 0)
{
newActivePoints.Clear();
foreach (var v in activePoints)
{
skippedPoints.Remove(v);
inactivePoints.Add(v);
state.AddNodeToShape(shape, NodeFactory, v);
index = 0;
foreach (var vs in Tesselation.Surround(v))
{
testIndex = index++;
if (Tesselation.Valid(vs) && Tesselation.Tesselate(testIndex) && !(newActivePoints.Contains(vs) || inactivePoints.Contains(vs)))
{
if (KeyComparer.Equals(key, Tesselation.Key(vs)))
{
newActivePoints.Add(vs);
}
else
{
skippedPoints.Add(vs);
}
}
}
}
activePoints.Clear();
foreach (var item in newActivePoints)
{
activePoints.Add(item);
}
}
}
}
public void CompareIncludeTimestamp()
{
var comparer = new KeyComparer(true);
var x = new Key();
Assert.IsFalse(comparer.Equals(x, null));
Assert.IsFalse(comparer.Equals(null, x));
var y = new Key();
Assert.IsTrue(comparer.Equals(x, y));
Assert.AreEqual(comparer.GetHashCode(x), comparer.GetHashCode(y));
x.Row = "A";
y.Row = "B";
Assert.IsFalse(comparer.Equals(x, y));
x.Row = "AB";
y.Row = "AB";
Assert.IsTrue(comparer.Equals(x, y));
Assert.AreEqual(comparer.GetHashCode(x), comparer.GetHashCode(y));
x.ColumnFamily = "A";
y.ColumnFamily = "B";
Assert.IsFalse(comparer.Equals(x, y));
x.ColumnFamily = null;
y.ColumnFamily = string.Empty;
Assert.IsFalse(comparer.Equals(x, y));
x.ColumnFamily = "AB";
y.ColumnFamily = "AB";
Assert.IsTrue(comparer.Equals(x, y));
Assert.AreEqual(comparer.GetHashCode(x), comparer.GetHashCode(y));
x.ColumnQualifier = "A";
y.ColumnQualifier = "B";
Assert.IsFalse(comparer.Equals(x, y));
x.ColumnQualifier = null;
y.ColumnQualifier = string.Empty;
Assert.IsTrue(comparer.Equals(x, y));
Assert.AreEqual(comparer.GetHashCode(x), comparer.GetHashCode(y));
x.ColumnQualifier = "AB";
y.ColumnQualifier = "AB";
Assert.IsTrue(comparer.Equals(x, y));
Assert.AreEqual(comparer.GetHashCode(x), comparer.GetHashCode(y));
x.DateTime = new DateTime(2011, 1, 1, 1, 2, 3, DateTimeKind.Utc);
y.DateTime = new DateTime(2011, 1, 1, 1, 2, 4, DateTimeKind.Utc);
Assert.IsFalse(comparer.Equals(x, y));
x.DateTime = new DateTime(2011, 1, 1, 1, 2, 3, DateTimeKind.Utc);
y.DateTime = new DateTime(2011, 1, 1, 1, 2, 3, DateTimeKind.Utc);
Assert.IsTrue(comparer.Equals(x, y));
Assert.AreEqual(comparer.GetHashCode(x), comparer.GetHashCode(y));
}
public bool Equals(KeyValuePair <TKey, TValue> x, KeyValuePair <TKey, TValue> y)
{
return(KeyComparer.Equals(x.Key, y.Key) && ValueComparer.Equals(x.Value, y.Value));
}
public void CompareIncludeTimestamp()
{
var comparer = new KeyComparer(true);
var x = new Key();
Assert.IsFalse(comparer.Equals(x, null));
Assert.IsFalse(comparer.Equals(null, x));
var y = new Key();
Assert.IsTrue(comparer.Equals(x, y));
Assert.AreEqual(comparer.GetHashCode(x), comparer.GetHashCode(y));
x.Row = "A";
y.Row = "B";
Assert.IsFalse(comparer.Equals(x, y));
x.Row = "AB";
y.Row = "AB";
Assert.IsTrue(comparer.Equals(x, y));
Assert.AreEqual(comparer.GetHashCode(x), comparer.GetHashCode(y));
x.ColumnFamily = "A";
y.ColumnFamily = "B";
Assert.IsFalse(comparer.Equals(x, y));
x.ColumnFamily = null;
y.ColumnFamily = string.Empty;
Assert.IsFalse(comparer.Equals(x, y));
x.ColumnFamily = "AB";
y.ColumnFamily = "AB";
Assert.IsTrue(comparer.Equals(x, y));
Assert.AreEqual(comparer.GetHashCode(x), comparer.GetHashCode(y));
x.ColumnQualifier = "A";
y.ColumnQualifier = "B";
Assert.IsFalse(comparer.Equals(x, y));
x.ColumnQualifier = null;
y.ColumnQualifier = string.Empty;
Assert.IsTrue(comparer.Equals(x, y));
Assert.AreEqual(comparer.GetHashCode(x), comparer.GetHashCode(y));
x.ColumnQualifier = "AB";
y.ColumnQualifier = "AB";
Assert.IsTrue(comparer.Equals(x, y));
Assert.AreEqual(comparer.GetHashCode(x), comparer.GetHashCode(y));
x.DateTime = new DateTime(2011, 1, 1, 1, 2, 3, DateTimeKind.Utc);
y.DateTime = new DateTime(2011, 1, 1, 1, 2, 4, DateTimeKind.Utc);
Assert.IsFalse(comparer.Equals(x, y));
x.DateTime = new DateTime(2011, 1, 1, 1, 2, 3, DateTimeKind.Utc);
y.DateTime = new DateTime(2011, 1, 1, 1, 2, 3, DateTimeKind.Utc);
Assert.IsTrue(comparer.Equals(x, y));
Assert.AreEqual(comparer.GetHashCode(x), comparer.GetHashCode(y));
}