public void CompareExcludeTimestamp()
{
var comparer = new KeyComparer(false);
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.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, 3, DateTimeKind.Utc);
Assert.IsTrue(comparer.Equals(x, y));
Assert.AreEqual(comparer.GetHashCode(x), comparer.GetHashCode(y));
}
public override int GetHashCode()
{
unchecked
{
var hashCode = KeyComparer?.GetHashCode() ?? 0;
hashCode = (hashCode * 397) ^ (KeyPropertyName?.GetHashCode() ?? 0);
hashCode = (hashCode * 397) ^ IsExtensible.GetHashCode();
return(hashCode);
}
}
public void WhenDataGiven_ShouldReturnHashCodeOfProperty()
{
//Arrange
var comparer = new KeyComparer<TestPoco, int>(f => f.Id) as IEqualityComparer<TestPoco>;
var data = new TestPoco() { Id = 1 };
//Act
var result = comparer.GetHashCode(data);
//Assert
Assert.AreEqual(data.Id.GetHashCode(), result);
}
/// <summary>
/// Initializes a new instance of the <see cref="EntitySpec" /> class.
/// </summary>
/// <param name="entityType">
/// The entity type.
/// </param>
/// <param name="ns">
/// The database namespace.
/// </param>
/// <param name="tableName">
/// The database table name.
/// </param>
/// <param name="key">
/// The entity key.
/// </param>
internal EntitySpec(Type entityType, string ns, string tableName, Key key)
{
this.entityType = entityType;
this.ns = ns;
this.tableName = tableName;
this.key = key;
unchecked
{
this.hashCode = 17;
if (this.key != null)
{
this.hashCode = (29 * this.hashCode) + KeyComparer.GetHashCode(this.key);
}
this.hashCode = (31 * this.hashCode) + this.tableName.GetHashCode();
this.hashCode = (37 * this.hashCode) + (this.ns ?? string.Empty).GetHashCode();
}
}
public override int GetHashCode()
{
return(KeyComparer.GetHashCode(this.Name) ^ this.PropertyType.GetHashCode());
}
public int GetHashCode(Tree <D> obj)
{
return(KeyComparer.GetHashCode(obj.key));
}
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));
}