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 Copy_replicates_source()
{
var column1
= new Column("Foo", typeof(string))
{
DataType = "T",
IsNullable = false,
DefaultValue = "V",
DefaultSql = "Sql",
ValueGenerationStrategy = ValueGenerationOnSave.WhenInsertingAndUpdating,
IsTimestamp = true,
MaxLength = 4,
Precision = 3,
Scale = 2,
IsFixedLength = true,
IsUnicode = true
};
var column2 = new Column("Bar", typeof(int));
column2.Copy(column1);
Assert.Equal("Foo", column2.Name);
Assert.Same(typeof(string), column2.ClrType);
Assert.Equal("T", column2.DataType);
Assert.Equal("V", column2.DefaultValue);
Assert.Equal("Sql", column2.DefaultSql);
Assert.Equal(ValueGenerationOnSave.WhenInsertingAndUpdating, column2.ValueGenerationStrategy);
Assert.True(column2.IsTimestamp);
Assert.Equal(4, column2.MaxLength.Value);
Assert.Equal(3, column2.Precision.Value);
Assert.Equal(2, column2.Scale.Value);
Assert.True(column2.IsFixedLength.Value);
Assert.True(column2.IsUnicode.Value);
}
public void Create_and_initialize_foreign_key()
{
var table = new Table("dbo.MyTable");
var column0 = new Column("Foo", "int");
var column1 = new Column("Bar", "int");
table.AddColumn(column0);
table.AddColumn(column1);
var referencedTable = new Table("dbo.MyReferencedTable");
var referencedColumn0 = new Column("ReferencedFoo", "int");
var referencedColumn1 = new Column("ReferencedBar", "int");
referencedTable.AddColumn(referencedColumn0);
referencedTable.AddColumn(referencedColumn1);
var foreignKey = new ForeignKey(
"MyForeignKey",
new[] { column0, column1 },
new[] { referencedColumn0, referencedColumn1 },
cascadeDelete: true);
Assert.Equal("MyForeignKey", foreignKey.Name);
Assert.IsAssignableFrom<IReadOnlyList<Column>>(foreignKey.Columns);
Assert.Equal(2, foreignKey.Columns.Count);
Assert.Same(column0, foreignKey.Columns[0]);
Assert.Same(column1, foreignKey.Columns[1]);
Assert.Same(table, foreignKey.Table);
Assert.IsAssignableFrom<IReadOnlyList<Column>>(foreignKey.ReferencedColumns);
Assert.Equal(2, foreignKey.ReferencedColumns.Count);
Assert.Same(referencedColumn0, foreignKey.ReferencedColumns[0]);
Assert.Same(referencedColumn1, foreignKey.ReferencedColumns[1]);
Assert.Same(referencedTable, foreignKey.ReferencedTable);
Assert.True(foreignKey.CascadeDelete);
}
public AddColumnOperation(SchemaQualifiedName tableName, [NotNull] Column column)
{
Check.NotNull(column, "column");
_tableName = tableName;
_column = column;
}
public void Create_and_initialize_operation()
{
var column = new Column("Foo", "int");
var addColumnOperation = new AddColumnOperation("dbo.MyTable", column);
Assert.Equal("dbo.MyTable", addColumnOperation.TableName);
Assert.Same(column, addColumnOperation.Column);
Assert.False(addColumnOperation.IsDestructiveChange);
}
public void Create_and_initialize_operation()
{
var newColumn = new Column("Foo", "int") { IsNullable = true };
var alterColumnOperation = new AlterColumnOperation(
"dbo.MyTable", newColumn, isDestructiveChange: true);
Assert.Equal("dbo.MyTable", alterColumnOperation.TableName);
Assert.Same(newColumn, alterColumnOperation.NewColumn);
Assert.True(alterColumnOperation.IsDestructiveChange);
}
public void Can_set_name()
{
var column = new Column("Foo", typeof(int));
Assert.Equal("Foo", column.Name);
column.Name = "Bar";
Assert.Equal("Bar", column.Name);
}
public void Dispatches_visitor()
{
var newColumn = new Column("Foo", "int") { IsNullable = true };
var alterColumnOperation = new AlterColumnOperation(
"dbo.MyTable", newColumn, isDestructiveChange: true);
var mockVisitor = new Mock<MigrationOperationSqlGenerator>(new RelationalTypeMapper());
var builder = new Mock<IndentedStringBuilder>();
alterColumnOperation.GenerateSql(mockVisitor.Object, builder.Object);
mockVisitor.Verify(g => g.Generate(alterColumnOperation, builder.Object), Times.Once());
}
public AlterColumnOperation(
SchemaQualifiedName tableName,
[NotNull] Column newColumn,
bool isDestructiveChange)
{
Check.NotNull(newColumn, "newColumn");
_tableName = tableName;
_newColumn = newColumn;
_isDestructiveChange = isDestructiveChange;
}
public void AddColumn_adds_specified_column()
{
var table = new Table("dbo.MyTable");
Assert.Equal(0, table.Columns.Count);
var column = new Column("Foo", "int");
table.AddColumn(column);
Assert.Equal(1, table.Columns.Count);
Assert.Same(table, column.Table);
Assert.Same(column, table.Columns[0]);
}
public void Create_and_initialize_table()
{
var column0 = new Column("Foo", "int");
var column1 = new Column("Bar", "int");
var table = new Table("dbo.MyTable", new[] { column0, column1 });
Assert.Equal("dbo.MyTable", table.Name);
Assert.IsAssignableFrom<IReadOnlyList<Column>>(table.Columns);
Assert.Equal(2, table.Columns.Count);
Assert.Same(column0, table.Columns[0]);
Assert.Same(column1, table.Columns[1]);
Assert.Same(table, column0.Table);
Assert.Same(table, column1.Table);
}
public void Columns_gets_read_only_list_of_columns()
{
var table = new Table("dbo.MyTable");
var column0 = new Column("Foo", "int");
var column1 = new Column("Bar", "int");
table.AddColumn(column0);
table.AddColumn(column1);
Assert.IsAssignableFrom<IReadOnlyList<Column>>(table.Columns);
Assert.Equal(2, table.Columns.Count);
Assert.Same(column0, table.Columns[0]);
Assert.Same(column1, table.Columns[1]);
}
public void Create_and_initialize_index()
{
var column0 = new Column("Foo", "int");
var column1 = new Column("Bar", "int");
var table = new Table("dbo.MyTable", new[] { column0, column1 });
var index = new Index("MyIndex", new[] { column1 }, isUnique: true, isClustered: true);
Assert.Equal("MyIndex", index.Name);
Assert.IsAssignableFrom<IReadOnlyList<Column>>(table.Columns);
Assert.Equal(1, index.Columns.Count);
Assert.Same(column1, index.Columns[0]);
Assert.True(index.IsUnique);
Assert.True(index.IsClustered);
}
public void Clone_gets_column_clones_from_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 columnClone0 = column0.Clone(cloneContext);
var columnClone1 = column1.Clone(cloneContext);
var clone = index.Clone(cloneContext);
Assert.NotSame(index, clone);
Assert.Equal(2, clone.Columns.Count);
Assert.Same(columnClone0, clone.Columns[0]);
Assert.Same(columnClone1, clone.Columns[1]);
}
public void Clone_gets_column_clones_from_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 columnClone0 = column0.Clone(cloneContext);
var columnClone1 = column1.Clone(cloneContext);
var clone = primaryKey.Clone(cloneContext);
Assert.NotSame(primaryKey, clone);
Assert.Equal(2, clone.Columns.Count);
Assert.Same(columnClone0, clone.Columns[0]);
Assert.Same(columnClone1, clone.Columns[1]);
}
public void Create_and_initialize_primary_key()
{
var table = new Table("dbo.MyTable");
var column0 = new Column("Foo", "int");
var column1 = new Column("Bar", "int");
table.AddColumn(column0);
table.AddColumn(column1);
var primaryKey = new PrimaryKey(
"MyPrimaryKey", new[] { column0, column1, }, isClustered: true);
Assert.Equal("MyPrimaryKey", primaryKey.Name);
Assert.IsAssignableFrom<IReadOnlyList<Column>>(table.Columns);
Assert.Equal(2, primaryKey.Columns.Count);
Assert.Same(column0, primaryKey.Columns[0]);
Assert.Same(column1, primaryKey.Columns[1]);
Assert.Same(table, primaryKey.Table);
Assert.True(primaryKey.IsClustered);
}
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 FilterOperations_removes_add_foreign_key_when_corresponding_create_table()
{
var friendId = new Column("FriendId", typeof(long));
var id = new Column("Id", typeof(long));
var pony = new Table("Pony", new[] { id, friendId });
pony.AddForeignKey(new ForeignKey("BFFK", new[] { friendId }, new[] { id }));
var createTable = new CreateTableOperation(pony);
var addForeignKey = new AddForeignKeyOperation(
"Pony",
"BFFK",
new[] { "FriendId" },
"Pony",
new[] { "Id" },
false);
var operations = new MigrationOperation[] { createTable, addForeignKey };
var generator = CreateGenerator();
var result = generator.FilterOperations(operations);
Assert.Equal(new[] { createTable }, result);
}
public void Generate_when_create_table_operation()
{
Column foo, bar;
var table = new Table("dbo.MyTable",
new[]
{
foo = new Column("Foo", "int") { IsNullable = false, DefaultValue = 5 },
bar = new Column("Bar", "int") { IsNullable = true }
})
{
PrimaryKey = new PrimaryKey("MyPK", new[] { foo, bar }, isClustered: false)
};
Assert.Equal(
@"CREATE TABLE [dbo].[MyTable] (
[Foo] int NOT NULL DEFAULT 5,
[Bar] int,
CONSTRAINT [MyPK] PRIMARY KEY NONCLUSTERED ([Foo], [Bar])
)",
Generate(
new CreateTableOperation(table)).Sql);
}
public void Create_and_initialize_column()
{
var column = new Column("Foo", "int")
{ IsNullable = true, DefaultValue = 5 };
Assert.Equal("Foo", column.Name);
Assert.Null(column.ClrType);
Assert.Equal("int", column.DataType);
Assert.True(column.IsNullable);
Assert.Equal(5, column.DefaultValue);
Assert.Null(column.DefaultSql);
column = new Column("Bar", typeof(int), null)
{ IsNullable = false, DefaultSql = "GETDATE()" };
Assert.Equal("Bar", column.Name);
Assert.Same(typeof(int), column.ClrType);
Assert.Null(column.DataType);
Assert.False(column.IsNullable);
Assert.Null(column.DefaultValue);
Assert.Equal("GETDATE()", column.DefaultSql);
}
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));
}
public void Generate_when_create_table_operation_with_Identity_key()
{
Column foo, bar;
var table = new Table(
"dbo.MyTable",
new[]
{
foo = new Column("Foo", "int") { IsNullable = false, ValueGenerationStrategy = ValueGenerationOnSave.WhenInserting },
bar = new Column("Bar", "int") { IsNullable = true }
})
{
PrimaryKey = new PrimaryKey("MyPK", new[] { foo }, isClustered: false)
};
Assert.Equal(
@"CREATE TABLE [dbo].[MyTable] (
[Foo] int NOT NULL IDENTITY,
[Bar] int,
CONSTRAINT [MyPK] PRIMARY KEY NONCLUSTERED ([Foo])
)",
Generate(
new CreateTableOperation(table)).Sql);
}
public void Generate_when_create_table_operation_with_one_primary_key_columns()
{
Column foo;
var table = new Table("dbo.MyTable",
new[]
{
foo = new Column("Foo", typeof(int)) { IsNullable = false, DefaultValue = 5 },
new Column("Bar", typeof(int))
})
{
PrimaryKey = new PrimaryKey("MyPK", new[] { foo })
};
Assert.Equal(
@"CreateTable(""dbo.MyTable"",
c => new
{
Foo = c.Int(nullable: false, defaultValue: 5),
Bar = c.Int()
})
.PrimaryKey(""MyPK"", t => t.Foo)",
CSharpMigrationCodeGenerator.Generate(new CreateTableOperation(table)));
}
public void Generate_when_create_table_operation()
{
Column foo, bar;
var table = new Table(
"dbo.MyTable",
new[]
{
foo = new Column("Foo", "int") { IsNullable = false, DefaultValue = 5 },
bar = new Column("Bar", "int") { IsNullable = true }
})
{
PrimaryKey = new PrimaryKey("MyPK", new[] { foo, bar }, isClustered: false)
};
Assert.Equal(
@"CREATE TABLE ""dbo"".""MyTable"" (
""Foo"" int NOT NULL DEFAULT 5,
""Bar"" int,
CONSTRAINT ""MyPK"" PRIMARY KEY (""Foo"", ""Bar"")
)",
Generate(
new CreateTableOperation(table)).Sql);
}
private static Column BuildColumn(Table table, IProperty property)
{
var column =
new Column(property.ColumnName(), property.PropertyType, property.ColumnType())
{
IsNullable = property.IsNullable,
DefaultValue = property.ColumnDefaultValue(),
DefaultSql = property.ColumnDefaultSql(),
ValueGenerationStrategy = property.ValueGenerationOnSave,
IsTimestamp = property.PropertyType == typeof(byte[]) && property.IsConcurrencyToken
};
table.AddColumn(column);
return column;
}
public void Clone_replicates_instance()
{
var cloneContext = new CloneContext();
var column
= new Column("Foo", typeof(string))
{
DataType = "T",
IsNullable = false,
DefaultValue = "V",
DefaultSql = "Sql",
ValueGenerationStrategy = ValueGenerationOnSave.WhenInsertingAndUpdating,
IsTimestamp = true,
MaxLength = 4,
Precision = 3,
Scale = 2,
IsFixedLength = true,
IsUnicode = true
};
var clone = column.Clone(cloneContext);
Assert.NotSame(column, clone);
Assert.Equal("Foo", clone.Name);
Assert.Same(typeof(string), clone.ClrType);
Assert.Equal("T", clone.DataType);
Assert.Equal("V", clone.DefaultValue);
Assert.Equal("Sql", clone.DefaultSql);
Assert.Equal(ValueGenerationOnSave.WhenInsertingAndUpdating, clone.ValueGenerationStrategy);
Assert.True(clone.IsTimestamp);
Assert.Equal(4, clone.MaxLength.Value);
Assert.Equal(3, clone.Precision.Value);
Assert.Equal(2, clone.Scale.Value);
Assert.True(clone.IsFixedLength.Value);
Assert.True(clone.IsUnicode.Value);
}
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 Generate_with_create_table_generates_fks()
{
var pegasusId = new Column("Id", typeof(long));
new Table("Pegasus", new[] { pegasusId });
var friend1Id = new Column("Friend1Id", typeof(long));
var friend2Id = new Column("Friend2Id", typeof(long));
var friendship = new Table("Friendship", new[] { friend1Id, friend2Id })
{
PrimaryKey = new PrimaryKey("PegasusPK", new[] { friend1Id, friend2Id })
};
friendship.AddForeignKey(new ForeignKey("FriendshipFK1", new[] { friend1Id }, new[] { pegasusId }));
friendship.AddForeignKey(new ForeignKey("FriendshipFK2", new[] { friend2Id }, new[] { pegasusId }));
var operation = new CreateTableOperation(friendship);
var sql = Generate(operation);
Assert.Equal(
@"CREATE TABLE ""Friendship"" (
""Friend1Id"" INTEGER,
""Friend2Id"" INTEGER,
CONSTRAINT ""PegasusPK"" PRIMARY KEY (""Friend1Id"", ""Friend2Id""),
CONSTRAINT ""FriendshipFK1"" FOREIGN KEY (""Friend1Id"") REFERENCES ""Pegasus"" (""Id""),
CONSTRAINT ""FriendshipFK2"" FOREIGN KEY (""Friend2Id"") REFERENCES ""Pegasus"" (""Id"")
)",
sql);
}
public void Generate_when_alter_column_operation()
{
var newColumn = new Column("Foo", typeof(int)) { IsNullable = false, DefaultValue = 5 };
Assert.Equal(
@"AlterColumn(""dbo.MyTable"", ""Foo"", c => c.Int(nullable: false, defaultValue: 5))",
CSharpMigrationCodeGenerator.Generate(new AlterColumnOperation("dbo.MyTable", newColumn, isDestructiveChange: true)));
}