public void EqualsTest()
{
// Arrange.
var indexColumn1 = new DbIndexColumnDefinition { Name = "TestColumn", SortOrder = DbSortOrder.Ascending };
var indexColumn2 = new DbIndexColumnDefinition { Name = "TestColumn", SortOrder = DbSortOrder.Ascending };
var indexColumn3 = new DbIndexColumnDefinition { Name = "TestColumn", SortOrder = DbSortOrder.Unspecified };
var indexColumn4 = new DbIndexColumnDefinition { Name = "TestColumnNew", SortOrder = DbSortOrder.Ascending };
var indexColumn5 = new DbIndexColumnDefinition { Name = "TestColumn", SortOrder = DbSortOrder.Descending };
// Act / Assert.
Assert.IsFalse(indexColumn1.Equals(null));
Assert.IsFalse(indexColumn1.Equals(null as object));
Assert.IsTrue(indexColumn1.Equals(indexColumn2));
Assert.IsTrue(indexColumn1.Equals(indexColumn2 as object));
Assert.IsTrue(indexColumn1.Equals(indexColumn3));
Assert.IsTrue(indexColumn1.Equals(indexColumn3 as object));
Assert.IsFalse(indexColumn1.Equals(indexColumn4));
Assert.IsFalse(indexColumn1.Equals(indexColumn4 as object));
Assert.IsFalse(indexColumn1.Equals(indexColumn5));
Assert.IsFalse(indexColumn1.Equals(indexColumn5 as object));
}
public void GetHashCodeTest()
{
// Arrange.
var indexColumn1 = new DbIndexColumnDefinition { Name = "TestColumn", SortOrder = DbSortOrder.Ascending };
var indexColumn2 = new DbIndexColumnDefinition { Name = "TestColumn", SortOrder = DbSortOrder.Ascending };
var indexColumn3 = new DbIndexColumnDefinition { Name = "TestColumn", SortOrder = DbSortOrder.Unspecified };
// Act / Assert.
Assert.AreEqual(indexColumn1.GetHashCode(), indexColumn2.GetHashCode());
Assert.AreEqual(indexColumn1.GetHashCode(), indexColumn3.GetHashCode());
}
/// <summary>
/// Gets the SQL snippet that defines the specified index column.
/// </summary>
/// <param name="column">
/// The column.
/// </param>
/// <returns>
/// The SQL snippet that defines the specified index column.
/// </returns>
private static string FormatIndexColumn(DbIndexColumnDefinition column)
{
var order = column.SortOrder == DbSortOrder.Descending ? "DESC" : "ASC";
return string.Format(CultureInfo.InvariantCulture, "{0} {1}", column.Name, order);
}
