687 lines
19 KiB
Elixir
687 lines
19 KiB
Elixir
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defmodule Ecto.Integration.MigrationTest do
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use ExUnit.Case, async: true
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alias Ecto.Integration.{TestRepo, PoolRepo}
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defmodule CreateMigration do
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use Ecto.Migration
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@table table(:create_table_migration)
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@index index(:create_table_migration, [:value], unique: true)
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def up do
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create @table do
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add :value, :integer
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end
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create @index
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end
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def down do
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drop @index
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drop @table
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end
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end
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defmodule AddColumnMigration do
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use Ecto.Migration
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def up do
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create table(:add_col_migration) do
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add :value, :integer
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end
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alter table(:add_col_migration) do
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add :to_be_added, :integer
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end
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execute "INSERT INTO add_col_migration (value, to_be_added) VALUES (1, 2)"
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end
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def down do
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drop table(:add_col_migration)
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end
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end
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defmodule AlterColumnMigration do
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use Ecto.Migration
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def up do
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create table(:alter_col_migration) do
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add :from_null_to_not_null, :integer
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add :from_not_null_to_null, :integer, null: false
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add :from_default_to_no_default, :integer, default: 0
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add :from_no_default_to_default, :integer
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end
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alter table(:alter_col_migration) do
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modify :from_null_to_not_null, :string, null: false
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modify :from_not_null_to_null, :string, null: true
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modify :from_default_to_no_default, :integer, default: nil
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modify :from_no_default_to_default, :integer, default: 0
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end
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execute "INSERT INTO alter_col_migration (from_null_to_not_null) VALUES ('foo')"
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end
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def down do
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drop table(:alter_col_migration)
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end
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end
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defmodule AlterColumnFromMigration do
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use Ecto.Migration
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def change do
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create table(:modify_from_products) do
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add :value, :integer
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add :nullable, :integer, null: false
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end
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if direction() == :up do
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flush()
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PoolRepo.insert_all "modify_from_products", [[value: 1, nullable: 1]]
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end
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alter table(:modify_from_products) do
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modify :value, :bigint, from: :integer
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modify :nullable, :bigint, null: true, from: {:integer, null: false}
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end
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end
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end
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defmodule AlterColumnFromPkeyMigration do
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use Ecto.Migration
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def change do
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create table(:modify_from_authors, primary_key: false) do
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add :id, :integer, primary_key: true
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end
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create table(:modify_from_posts) do
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add :author_id, references(:modify_from_authors, type: :integer)
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end
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if direction() == :up do
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flush()
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PoolRepo.insert_all "modify_from_authors", [[id: 1]]
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PoolRepo.insert_all "modify_from_posts", [[author_id: 1]]
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end
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alter table(:modify_from_posts) do
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# remove the constraints modify_from_posts_author_id_fkey
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modify :author_id, :integer, from: references(:modify_from_authors, type: :integer)
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end
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alter table(:modify_from_authors) do
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modify :id, :bigint, from: :integer
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end
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alter table(:modify_from_posts) do
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# add the constraints modify_from_posts_author_id_fkey
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modify :author_id, references(:modify_from_authors, type: :bigint), from: :integer
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end
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end
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end
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defmodule AlterForeignKeyOnDeleteMigration do
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use Ecto.Migration
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def up do
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create table(:alter_fk_users)
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create table(:alter_fk_posts) do
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add :alter_fk_user_id, :id
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end
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alter table(:alter_fk_posts) do
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modify :alter_fk_user_id, references(:alter_fk_users, on_delete: :nilify_all)
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end
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end
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def down do
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drop table(:alter_fk_posts)
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drop table(:alter_fk_users)
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end
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end
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defmodule AlterForeignKeyOnUpdateMigration do
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use Ecto.Migration
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def up do
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create table(:alter_fk_users)
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create table(:alter_fk_posts) do
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add :alter_fk_user_id, :id
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end
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alter table(:alter_fk_posts) do
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modify :alter_fk_user_id, references(:alter_fk_users, on_update: :update_all)
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end
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end
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def down do
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drop table(:alter_fk_posts)
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drop table(:alter_fk_users)
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end
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end
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defmodule DropColumnMigration do
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use Ecto.Migration
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def up do
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create table(:drop_col_migration) do
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add :value, :integer
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add :to_be_removed, :integer
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end
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execute "INSERT INTO drop_col_migration (value, to_be_removed) VALUES (1, 2)"
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alter table(:drop_col_migration) do
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remove :to_be_removed
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end
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end
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def down do
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drop table(:drop_col_migration)
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end
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end
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defmodule RenameColumnMigration do
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use Ecto.Migration
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def up do
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create table(:rename_col_migration) do
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add :to_be_renamed, :integer
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end
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rename table(:rename_col_migration), :to_be_renamed, to: :was_renamed
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execute "INSERT INTO rename_col_migration (was_renamed) VALUES (1)"
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end
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def down do
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drop table(:rename_col_migration)
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end
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end
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defmodule OnDeleteMigration do
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use Ecto.Migration
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def up do
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create table(:parent1)
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create table(:parent2)
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create table(:ref_migration) do
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add :parent1, references(:parent1, on_delete: :nilify_all)
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end
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alter table(:ref_migration) do
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add :parent2, references(:parent2, on_delete: :delete_all)
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end
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end
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def down do
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drop table(:ref_migration)
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drop table(:parent1)
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drop table(:parent2)
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end
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end
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defmodule OnDeleteNilifyColumnsMigration do
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use Ecto.Migration
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def up do
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create table(:parent) do
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add :col1, :integer
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add :col2, :integer
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end
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create unique_index(:parent, [:id, :col1, :col2])
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create table(:ref) do
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add :col1, :integer
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add :col2, :integer
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add :parent_id,
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references(:parent,
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with: [col1: :col1, col2: :col2],
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on_delete: {:nilify, [:parent_id, :col2]}
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)
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end
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end
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def down do
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drop table(:ref)
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drop table(:parent)
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end
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end
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defmodule CompositeForeignKeyMigration do
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use Ecto.Migration
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def change do
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create table(:composite_parent) do
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add :key_id, :integer
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end
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create unique_index(:composite_parent, [:id, :key_id])
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create table(:composite_child) do
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add :parent_key_id, :integer
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add :parent_id, references(:composite_parent, with: [parent_key_id: :key_id])
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end
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end
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end
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defmodule RenameIndexMigration do
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use Ecto.Migration
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def change do
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create table(:composite_parent) do
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add :key_id, :integer
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end
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create unique_index(:composite_parent, [:id, :key_id], name: "old_index_name")
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rename index(:composite_parent, [:id, :key_id], name: "old_index_name"), to: "new_index_name"
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end
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end
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defmodule ReferencesRollbackMigration do
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use Ecto.Migration
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def change do
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create table(:parent) do
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add :name, :string
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end
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create table(:child) do
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add :parent_id, references(:parent)
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end
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end
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end
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defmodule RenameMigration do
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use Ecto.Migration
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@table_current table(:posts_migration)
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@table_new table(:new_posts_migration)
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def up do
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create @table_current
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rename @table_current, to: @table_new
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end
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def down do
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drop @table_new
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end
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end
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defmodule PrefixMigration do
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use Ecto.Migration
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@prefix "ecto_prefix_test"
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def up do
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execute TestRepo.create_prefix(@prefix)
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create table(:first, prefix: @prefix)
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create table(:second, prefix: @prefix) do
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add :first_id, references(:first)
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end
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end
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def down do
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drop table(:second, prefix: @prefix)
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drop table(:first, prefix: @prefix)
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execute TestRepo.drop_prefix(@prefix)
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end
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end
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defmodule NoSQLMigration do
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use Ecto.Migration
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def up do
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create table(:collection, options: [capped: true])
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execute create: "collection"
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end
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end
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defmodule Parent do
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use Ecto.Schema
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schema "parent" do
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end
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end
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defmodule NoErrorTableMigration do
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use Ecto.Migration
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def change do
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create_if_not_exists table(:existing) do
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add :name, :string
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end
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create_if_not_exists table(:existing) do
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add :name, :string
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end
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create_if_not_exists table(:existing)
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drop_if_exists table(:existing)
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drop_if_exists table(:existing)
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end
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end
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defmodule NoErrorIndexMigration do
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use Ecto.Migration
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def change do
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create_if_not_exists index(:posts, [:title])
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create_if_not_exists index(:posts, [:title])
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drop_if_exists index(:posts, [:title])
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drop_if_exists index(:posts, [:title])
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end
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end
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defmodule InferredDropIndexMigration do
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use Ecto.Migration
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def change do
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create index(:posts, [:title])
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end
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end
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defmodule AlterPrimaryKeyMigration do
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use Ecto.Migration
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def change do
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create table(:no_pk, primary_key: false) do
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add :dummy, :string
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end
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alter table(:no_pk) do
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add :id, :serial, primary_key: true
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end
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end
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end
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defmodule AddColumnIfNotExistsMigration do
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use Ecto.Migration
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def up do
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create table(:add_col_if_not_exists_migration)
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alter table(:add_col_if_not_exists_migration) do
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add_if_not_exists :value, :integer
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add_if_not_exists :to_be_added, :integer
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end
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execute "INSERT INTO add_col_if_not_exists_migration (value, to_be_added) VALUES (1, 2)"
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end
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def down do
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drop table(:add_col_if_not_exists_migration)
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end
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end
|
||
|
|
|
||
|
|
defmodule DropColumnIfExistsMigration do
|
||
|
|
use Ecto.Migration
|
||
|
|
|
||
|
|
def up do
|
||
|
|
create table(:drop_col_if_exists_migration) do
|
||
|
|
add :value, :integer
|
||
|
|
add :to_be_removed, :integer
|
||
|
|
end
|
||
|
|
|
||
|
|
execute "INSERT INTO drop_col_if_exists_migration (value, to_be_removed) VALUES (1, 2)"
|
||
|
|
|
||
|
|
alter table(:drop_col_if_exists_migration) do
|
||
|
|
remove_if_exists :to_be_removed, :integer
|
||
|
|
end
|
||
|
|
end
|
||
|
|
|
||
|
|
def down do
|
||
|
|
drop table(:drop_col_if_exists_migration)
|
||
|
|
end
|
||
|
|
end
|
||
|
|
|
||
|
|
defmodule NoErrorOnConditionalColumnMigration do
|
||
|
|
use Ecto.Migration
|
||
|
|
|
||
|
|
def up do
|
||
|
|
create table(:no_error_on_conditional_column_migration)
|
||
|
|
|
||
|
|
alter table(:no_error_on_conditional_column_migration) do
|
||
|
|
add_if_not_exists :value, :integer
|
||
|
|
add_if_not_exists :value, :integer
|
||
|
|
|
||
|
|
remove_if_exists :value, :integer
|
||
|
|
remove_if_exists :value, :integer
|
||
|
|
end
|
||
|
|
end
|
||
|
|
|
||
|
|
def down do
|
||
|
|
drop table(:no_error_on_conditional_column_migration)
|
||
|
|
end
|
||
|
|
end
|
||
|
|
|
||
|
|
import Ecto.Query, only: [from: 2]
|
||
|
|
import Ecto.Migrator, only: [up: 4, down: 4]
|
||
|
|
|
||
|
|
# Avoid migration out of order warnings
|
||
|
|
@moduletag :capture_log
|
||
|
|
@base_migration 1_000_000
|
||
|
|
|
||
|
|
setup do
|
||
|
|
{:ok, migration_number: System.unique_integer([:positive]) + @base_migration}
|
||
|
|
end
|
||
|
|
|
||
|
|
test "create and drop table and indexes", %{migration_number: num} do
|
||
|
|
assert :ok == up(PoolRepo, num, CreateMigration, log: false)
|
||
|
|
assert :ok == down(PoolRepo, num, CreateMigration, log: false)
|
||
|
|
end
|
||
|
|
|
||
|
|
test "correctly infers how to drop index", %{migration_number: num} do
|
||
|
|
assert :ok == up(PoolRepo, num, InferredDropIndexMigration, log: false)
|
||
|
|
assert :ok == down(PoolRepo, num, InferredDropIndexMigration, log: false)
|
||
|
|
end
|
||
|
|
|
||
|
|
test "supports on delete", %{migration_number: num} do
|
||
|
|
assert :ok == up(PoolRepo, num, OnDeleteMigration, log: false)
|
||
|
|
|
||
|
|
parent1 = PoolRepo.insert! Ecto.put_meta(%Parent{}, source: "parent1")
|
||
|
|
parent2 = PoolRepo.insert! Ecto.put_meta(%Parent{}, source: "parent2")
|
||
|
|
|
||
|
|
writer = "INSERT INTO ref_migration (parent1, parent2) VALUES (#{parent1.id}, #{parent2.id})"
|
||
|
|
PoolRepo.query!(writer)
|
||
|
|
|
||
|
|
reader = from r in "ref_migration", select: {r.parent1, r.parent2}
|
||
|
|
assert PoolRepo.all(reader) == [{parent1.id, parent2.id}]
|
||
|
|
|
||
|
|
PoolRepo.delete!(parent1)
|
||
|
|
assert PoolRepo.all(reader) == [{nil, parent2.id}]
|
||
|
|
|
||
|
|
PoolRepo.delete!(parent2)
|
||
|
|
assert PoolRepo.all(reader) == []
|
||
|
|
|
||
|
|
assert :ok == down(PoolRepo, num, OnDeleteMigration, log: false)
|
||
|
|
end
|
||
|
|
|
||
|
|
test "composite foreign keys", %{migration_number: num} do
|
||
|
|
assert :ok == up(PoolRepo, num, CompositeForeignKeyMigration, log: false)
|
||
|
|
|
||
|
|
PoolRepo.insert_all("composite_parent", [[key_id: 2]])
|
||
|
|
assert [id] = PoolRepo.all(from p in "composite_parent", select: p.id)
|
||
|
|
|
||
|
|
catch_error(PoolRepo.insert_all("composite_child", [[parent_id: id, parent_key_id: 1]]))
|
||
|
|
assert {1, nil} = PoolRepo.insert_all("composite_child", [[parent_id: id, parent_key_id: 2]])
|
||
|
|
|
||
|
|
assert :ok == down(PoolRepo, num, CompositeForeignKeyMigration, log: false)
|
||
|
|
end
|
||
|
|
|
||
|
|
test "rename index", %{migration_number: num} do
|
||
|
|
assert :ok == up(PoolRepo, num, RenameIndexMigration, log: false)
|
||
|
|
assert :ok == down(PoolRepo, num, RenameIndexMigration, log: false)
|
||
|
|
end
|
||
|
|
|
||
|
|
test "rolls back references in change/1", %{migration_number: num} do
|
||
|
|
assert :ok == up(PoolRepo, num, ReferencesRollbackMigration, log: false)
|
||
|
|
assert :ok == down(PoolRepo, num, ReferencesRollbackMigration, log: false)
|
||
|
|
end
|
||
|
|
|
||
|
|
test "create table if not exists and drop table if exists does not raise on failure", %{migration_number: num} do
|
||
|
|
assert :ok == up(PoolRepo, num, NoErrorTableMigration, log: false)
|
||
|
|
end
|
||
|
|
|
||
|
|
@tag :create_index_if_not_exists
|
||
|
|
test "create index if not exists and drop index if exists does not raise on failure", %{migration_number: num} do
|
||
|
|
assert :ok == up(PoolRepo, num, NoErrorIndexMigration, log: false)
|
||
|
|
end
|
||
|
|
|
||
|
|
test "raises on NoSQL migrations", %{migration_number: num} do
|
||
|
|
assert_raise ArgumentError, ~r"does not support keyword lists in :options", fn ->
|
||
|
|
up(PoolRepo, num, NoSQLMigration, log: false)
|
||
|
|
end
|
||
|
|
end
|
||
|
|
|
||
|
|
@tag :add_column
|
||
|
|
test "add column", %{migration_number: num} do
|
||
|
|
assert :ok == up(PoolRepo, num, AddColumnMigration, log: false)
|
||
|
|
assert [2] == PoolRepo.all from p in "add_col_migration", select: p.to_be_added
|
||
|
|
:ok = down(PoolRepo, num, AddColumnMigration, log: false)
|
||
|
|
end
|
||
|
|
|
||
|
|
@tag :modify_column
|
||
|
|
test "modify column", %{migration_number: num} do
|
||
|
|
assert :ok == up(PoolRepo, num, AlterColumnMigration, log: false)
|
||
|
|
|
||
|
|
assert ["foo"] ==
|
||
|
|
PoolRepo.all from p in "alter_col_migration", select: p.from_null_to_not_null
|
||
|
|
assert [nil] ==
|
||
|
|
PoolRepo.all from p in "alter_col_migration", select: p.from_not_null_to_null
|
||
|
|
assert [nil] ==
|
||
|
|
PoolRepo.all from p in "alter_col_migration", select: p.from_default_to_no_default
|
||
|
|
assert [0] ==
|
||
|
|
PoolRepo.all from p in "alter_col_migration", select: p.from_no_default_to_default
|
||
|
|
|
||
|
|
query = "INSERT INTO `alter_col_migration` (\"from_not_null_to_null\") VALUES ('foo')"
|
||
|
|
assert catch_error(PoolRepo.query!(query))
|
||
|
|
|
||
|
|
:ok = down(PoolRepo, num, AlterColumnMigration, log: false)
|
||
|
|
end
|
||
|
|
|
||
|
|
@tag :modify_column
|
||
|
|
test "modify column with from", %{migration_number: num} do
|
||
|
|
assert :ok == up(PoolRepo, num, AlterColumnFromMigration, log: false)
|
||
|
|
|
||
|
|
assert [1] ==
|
||
|
|
PoolRepo.all from p in "modify_from_products", select: p.value
|
||
|
|
|
||
|
|
:ok = down(PoolRepo, num, AlterColumnFromMigration, log: false)
|
||
|
|
end
|
||
|
|
|
||
|
|
@tag :alter_primary_key
|
||
|
|
test "modify column with from and pkey", %{migration_number: num} do
|
||
|
|
assert :ok == up(PoolRepo, num, AlterColumnFromPkeyMigration, log: false)
|
||
|
|
|
||
|
|
assert [1] ==
|
||
|
|
PoolRepo.all from p in "modify_from_posts", select: p.author_id
|
||
|
|
|
||
|
|
:ok = down(PoolRepo, num, AlterColumnFromPkeyMigration, log: false)
|
||
|
|
end
|
||
|
|
|
||
|
|
@tag :alter_foreign_key
|
||
|
|
test "modify foreign key's on_delete constraint", %{migration_number: num} do
|
||
|
|
assert :ok == up(PoolRepo, num, AlterForeignKeyOnDeleteMigration, log: false)
|
||
|
|
|
||
|
|
PoolRepo.insert_all("alter_fk_users", [[]])
|
||
|
|
assert [id] = PoolRepo.all from p in "alter_fk_users", select: p.id
|
||
|
|
|
||
|
|
PoolRepo.insert_all("alter_fk_posts", [[alter_fk_user_id: id]])
|
||
|
|
PoolRepo.delete_all("alter_fk_users")
|
||
|
|
assert [nil] == PoolRepo.all from p in "alter_fk_posts", select: p.alter_fk_user_id
|
||
|
|
|
||
|
|
:ok = down(PoolRepo, num, AlterForeignKeyOnDeleteMigration, log: false)
|
||
|
|
end
|
||
|
|
|
||
|
|
@tag :assigns_id_type
|
||
|
|
test "modify foreign key's on_update constraint", %{migration_number: num} do
|
||
|
|
assert :ok == up(PoolRepo, num, AlterForeignKeyOnUpdateMigration, log: false)
|
||
|
|
|
||
|
|
PoolRepo.insert_all("alter_fk_users", [[]])
|
||
|
|
assert [id] = PoolRepo.all from p in "alter_fk_users", select: p.id
|
||
|
|
|
||
|
|
PoolRepo.insert_all("alter_fk_posts", [[alter_fk_user_id: id]])
|
||
|
|
PoolRepo.update_all("alter_fk_users", set: [id: 12345])
|
||
|
|
assert [12345] == PoolRepo.all from p in "alter_fk_posts", select: p.alter_fk_user_id
|
||
|
|
|
||
|
|
PoolRepo.delete_all("alter_fk_posts")
|
||
|
|
:ok = down(PoolRepo, num, AlterForeignKeyOnUpdateMigration, log: false)
|
||
|
|
end
|
||
|
|
|
||
|
|
@tag :remove_column
|
||
|
|
test "remove column", %{migration_number: num} do
|
||
|
|
assert :ok == up(PoolRepo, num, DropColumnMigration, log: false)
|
||
|
|
assert catch_error(PoolRepo.all from p in "drop_col_migration", select: p.to_be_removed)
|
||
|
|
:ok = down(PoolRepo, num, DropColumnMigration, log: false)
|
||
|
|
end
|
||
|
|
|
||
|
|
@tag :rename_column
|
||
|
|
test "rename column", %{migration_number: num} do
|
||
|
|
assert :ok == up(PoolRepo, num, RenameColumnMigration, log: false)
|
||
|
|
assert [1] == PoolRepo.all from p in "rename_col_migration", select: p.was_renamed
|
||
|
|
:ok = down(PoolRepo, num, RenameColumnMigration, log: false)
|
||
|
|
end
|
||
|
|
|
||
|
|
@tag :rename_table
|
||
|
|
test "rename table", %{migration_number: num} do
|
||
|
|
assert :ok == up(PoolRepo, num, RenameMigration, log: false)
|
||
|
|
assert :ok == down(PoolRepo, num, RenameMigration, log: false)
|
||
|
|
end
|
||
|
|
|
||
|
|
@tag :prefix
|
||
|
|
test "prefix", %{migration_number: num} do
|
||
|
|
assert :ok == up(PoolRepo, num, PrefixMigration, log: false)
|
||
|
|
assert :ok == down(PoolRepo, num, PrefixMigration, log: false)
|
||
|
|
end
|
||
|
|
|
||
|
|
@tag :alter_primary_key
|
||
|
|
test "alter primary key", %{migration_number: num} do
|
||
|
|
assert :ok == up(PoolRepo, num, AlterPrimaryKeyMigration, log: false)
|
||
|
|
assert :ok == down(PoolRepo, num, AlterPrimaryKeyMigration, log: false)
|
||
|
|
end
|
||
|
|
|
||
|
|
@tag :add_column_if_not_exists
|
||
|
|
@tag :remove_column_if_exists
|
||
|
|
test "add if not exists and remove if exists does not raise on failure", %{migration_number: num} do
|
||
|
|
assert :ok == up(PoolRepo, num, NoErrorOnConditionalColumnMigration, log: false)
|
||
|
|
assert :ok == down(PoolRepo, num, NoErrorOnConditionalColumnMigration, log: false)
|
||
|
|
end
|
||
|
|
|
||
|
|
@tag :add_column_if_not_exists
|
||
|
|
test "add column if not exists", %{migration_number: num} do
|
||
|
|
assert :ok == up(PoolRepo, num, AddColumnIfNotExistsMigration, log: false)
|
||
|
|
assert [2] == PoolRepo.all from p in "add_col_if_not_exists_migration", select: p.to_be_added
|
||
|
|
:ok = down(PoolRepo, num, AddColumnIfNotExistsMigration, log: false)
|
||
|
|
end
|
||
|
|
|
||
|
|
@tag :remove_column_if_exists
|
||
|
|
test "remove column when exists", %{migration_number: num} do
|
||
|
|
assert :ok == up(PoolRepo, num, DropColumnIfExistsMigration, log: false)
|
||
|
|
assert catch_error(PoolRepo.all from p in "drop_col_if_exists_migration", select: p.to_be_removed)
|
||
|
|
:ok = down(PoolRepo, num, DropColumnIfExistsMigration, log: false)
|
||
|
|
end
|
||
|
|
|
||
|
|
@tag :on_delete_nilify_column_list
|
||
|
|
test "nilify list of columns on_delete constraint", %{migration_number: num} do
|
||
|
|
assert :ok == up(PoolRepo, num, OnDeleteNilifyColumnsMigration, log: false)
|
||
|
|
|
||
|
|
PoolRepo.insert_all("parent", [%{col1: 1, col2: 2}])
|
||
|
|
assert [{id, col1, col2}] = PoolRepo.all from p in "parent", select: {p.id, p.col1, p.col2}
|
||
|
|
|
||
|
|
PoolRepo.insert_all("ref", [[parent_id: id, col1: col1, col2: col2]])
|
||
|
|
PoolRepo.delete_all("parent")
|
||
|
|
assert [{nil, col1, nil}] == PoolRepo.all from r in "ref", select: {r.parent_id, r.col1, r.col2}
|
||
|
|
|
||
|
|
:ok = down(PoolRepo, num, OnDeleteNilifyColumnsMigration, log: false)
|
||
|
|
end
|
||
|
|
end
|