public void Clone_replicates_instance_and_adds_column_clones_to_cache()
{
var column0 = new Column("C0", typeof(int));
var column1 = new Column("C1", typeof(int));
var referencedColumn0 = new Column("RC0", typeof(int));
var referencedColumn1 = new Column("RC1", typeof(int));
var foreignKey
= new ForeignKey(
"FK",
new[] { column0, column1 },
new[] { referencedColumn0, referencedColumn1 },
cascadeDelete: true);
var cloneContext = new CloneContext();
var clone = foreignKey.Clone(cloneContext);
Assert.NotSame(foreignKey, clone);
Assert.Equal("FK", clone.Name);
Assert.Equal(2, clone.Columns.Count);
Assert.NotSame(column0, clone.Columns[0]);
Assert.NotSame(column1, clone.Columns[1]);
Assert.Equal("C0", clone.Columns[0].Name);
Assert.Equal("C1", clone.Columns[1].Name);
Assert.Equal(2, clone.ReferencedColumns.Count);
Assert.NotSame(referencedColumn0, clone.ReferencedColumns[0]);
Assert.NotSame(referencedColumn1, clone.ReferencedColumns[1]);
Assert.Equal("RC0", clone.ReferencedColumns[0].Name);
Assert.Equal("RC1", clone.ReferencedColumns[1].Name);
Assert.True(clone.CascadeDelete);
Assert.Same(clone.Columns[0], cloneContext.GetOrAdd(column0, () => null));
Assert.Same(clone.Columns[1], cloneContext.GetOrAdd(column1, () => null));
Assert.Same(clone.ReferencedColumns[0], cloneContext.GetOrAdd(referencedColumn0, () => null));
Assert.Same(clone.ReferencedColumns[1], cloneContext.GetOrAdd(referencedColumn1, () => null));
}
public void Clone_replicates_instance_and_adds_column_clones_to_cache()
{
var column0 = new Column("Foo", typeof(int));
var column1 = new Column("Bar", typeof(int));
var primaryKey = new PrimaryKey("PK", new[] { column0, column1 }, isClustered: false);
var cloneContext = new CloneContext();
var clone = primaryKey.Clone(cloneContext);
Assert.NotSame(primaryKey, clone);
Assert.Equal("PK", clone.Name);
Assert.Equal(2, clone.Columns.Count);
Assert.NotSame(column0, clone.Columns[0]);
Assert.NotSame(column1, clone.Columns[1]);
Assert.Equal("Foo", clone.Columns[0].Name);
Assert.Equal("Bar", clone.Columns[1].Name);
Assert.False(clone.IsClustered);
Assert.Same(clone.Columns[0], cloneContext.GetOrAdd(column0, () => null));
Assert.Same(clone.Columns[1], cloneContext.GetOrAdd(column1, () => null));
}
public void Clone_replicates_instance_and_adds_column_clones_to_cache()
{
var column0 = new Column("Foo", typeof(int));
var column1 = new Column("Bar", typeof(int));
var index = new Index("IX", new[] { column0, column1 }, isUnique: true, isClustered: true);
var cloneContext = new CloneContext();
var clone = index.Clone(cloneContext);
Assert.NotSame(index, clone);
Assert.Equal("IX", clone.Name);
Assert.Equal(2, clone.Columns.Count);
Assert.NotSame(column0, clone.Columns[0]);
Assert.NotSame(column1, clone.Columns[1]);
Assert.Equal("Foo", clone.Columns[0].Name);
Assert.Equal("Bar", clone.Columns[1].Name);
Assert.True(clone.IsUnique);
Assert.True(clone.IsClustered);
Assert.Same(clone.Columns[0], cloneContext.GetOrAdd(column0, () => null));
Assert.Same(clone.Columns[1], cloneContext.GetOrAdd(column1, () => null));
}
protected internal virtual Column Clone(CloneContext cloneContext)
{
return (Column)cloneContext.GetOrAdd(this, () => new Column(this));
}
public void Clone_adds_new_clone_to_cache()
{
var cloneContext = new CloneContext();
var column = new Column("Foo", typeof(string));
var clone = column.Clone(cloneContext);
Assert.NotSame(column, clone);
Assert.Same(clone, cloneContext.GetOrAdd(column, () => null));
}
public void Clone_gets_existing_clone_from_cache()
{
var cloneContext = new CloneContext();
var column = new Column("Foo", typeof(string));
var clone = new Column("Foo", typeof(string));
Assert.Same(clone, cloneContext.GetOrAdd(column, () => clone));
Assert.Same(clone, column.Clone(cloneContext));
}
public void Clone_replicates_instance_and_uses_cache()
{
var column00 = new Column("C00", typeof(int));
var column01 = new Column("C01", typeof(string));
var column10 = new Column("C10", typeof(int));
var column11 = new Column("C11", typeof(string));
var table0 = new Table("dbo.T0", new[] { column00, column01 });
var table1 = new Table("dbo.T1", new[] { column10, column11 });
var primaryKey0 = new PrimaryKey("PK0", new[] { column00 });
var primaryKey1 = new PrimaryKey("PK1", new[] { column10 });
var foreignKey0 = new ForeignKey("FK0", new[] { column01 }, new[] { column10 });
var foreignKey1 = new ForeignKey("FK1", new[] { column11 }, new[] { column00 });
var index0 = new Index("IX0", new[] { column00 });
var index1 = new Index("IX1", new[] { column10 });
table0.PrimaryKey = primaryKey0;
table1.PrimaryKey = primaryKey1;
table0.AddForeignKey(foreignKey0);
table1.AddForeignKey(foreignKey1);
table0.AddIndex(index0);
table1.AddIndex(index1);
var cloneContext = new CloneContext();
var clone0 = table0.Clone(cloneContext);
Assert.NotSame(table0, clone0);
Assert.Equal("dbo.T0", clone0.Name);
Assert.Equal(2, clone0.Columns.Count);
Assert.NotSame(column00, clone0.Columns[0]);
Assert.NotSame(column01, clone0.Columns[1]);
Assert.Equal("C00", clone0.Columns[0].Name);
Assert.Equal("C01", clone0.Columns[1].Name);
Assert.Equal(typeof(int), clone0.Columns[0].ClrType);
Assert.Equal(typeof(string), clone0.Columns[1].ClrType);
Assert.NotNull(clone0.PrimaryKey);
Assert.NotSame(primaryKey0, clone0.PrimaryKey);
Assert.Equal("PK0", clone0.PrimaryKey.Name);
Assert.Equal(1, clone0.PrimaryKey.Columns.Count);
Assert.Same(clone0.Columns[0], clone0.PrimaryKey.Columns[0]);
Assert.Equal(1, clone0.ForeignKeys.Count);
Assert.NotSame(foreignKey0, clone0.ForeignKeys[0]);
Assert.Equal("FK0", clone0.ForeignKeys[0].Name);
Assert.Equal(1, clone0.ForeignKeys[0].Columns.Count);
Assert.Equal(1, clone0.ForeignKeys[0].ReferencedColumns.Count);
Assert.Same(clone0.Columns[1], clone0.ForeignKeys[0].Columns[0]);
Assert.Same(cloneContext.GetOrAdd(column10, () => null), clone0.ForeignKeys[0].ReferencedColumns[0]);
Assert.Equal(1, clone0.Indexes.Count);
Assert.NotSame(index0, clone0.Indexes[0]);
Assert.Equal("IX0", clone0.Indexes[0].Name);
Assert.Equal(1, clone0.Indexes[0].Columns.Count);
Assert.Same(clone0.Columns[0], clone0.Indexes[0].Columns[0]);
Assert.Equal(3, cloneContext.ItemCount);
Assert.Same(clone0.Columns[0], cloneContext.GetOrAdd(column00, () => null));
Assert.Same(clone0.Columns[1], cloneContext.GetOrAdd(column01, () => null));
Assert.NotNull(cloneContext.GetOrAdd(column10, () => null));
var clone1 = table1.Clone(cloneContext);
Assert.NotSame(table1, clone1);
Assert.Equal("dbo.T1", clone1.Name);
Assert.Equal(2, clone1.Columns.Count);
Assert.NotSame(column10, clone1.Columns[0]);
Assert.NotSame(column11, clone1.Columns[1]);
Assert.Equal("C10", clone1.Columns[0].Name);
Assert.Equal("C11", clone1.Columns[1].Name);
Assert.Equal(typeof(int), clone1.Columns[0].ClrType);
Assert.Equal(typeof(string), clone1.Columns[1].ClrType);
Assert.NotNull(clone1.PrimaryKey);
Assert.NotSame(primaryKey1, clone1.PrimaryKey);
Assert.Equal("PK1", clone1.PrimaryKey.Name);
Assert.Equal(1, clone1.PrimaryKey.Columns.Count);
Assert.Same(clone1.Columns[0], clone1.PrimaryKey.Columns[0]);
Assert.Equal(1, clone1.ForeignKeys.Count);
Assert.NotSame(foreignKey1, clone1.ForeignKeys[0]);
Assert.Equal("FK1", clone1.ForeignKeys[0].Name);
Assert.Equal(1, clone1.ForeignKeys[0].Columns.Count);
Assert.Equal(1, clone1.ForeignKeys[0].ReferencedColumns.Count);
Assert.Same(clone1.Columns[1], clone1.ForeignKeys[0].Columns[0]);
Assert.Same(clone0.Columns[0], clone1.ForeignKeys[0].ReferencedColumns[0]);
Assert.Same(clone1.Columns[0], clone0.ForeignKeys[0].ReferencedColumns[0]);
Assert.Equal(1, clone1.Indexes.Count);
Assert.NotSame(index1, clone1.Indexes[0]);
Assert.Equal("IX1", clone1.Indexes[0].Name);
Assert.Equal(1, clone1.Indexes[0].Columns.Count);
Assert.Same(clone1.Columns[0], clone1.Indexes[0].Columns[0]);
Assert.Equal(4, cloneContext.ItemCount);
Assert.Same(clone0.Columns[0], cloneContext.GetOrAdd(column00, () => null));
Assert.Same(clone0.Columns[1], cloneContext.GetOrAdd(column01, () => null));
Assert.Same(clone1.Columns[0], cloneContext.GetOrAdd(column10, () => null));
Assert.Same(clone1.Columns[1], cloneContext.GetOrAdd(column11, () => null));
}