mirror of
https://github.com/ash-project/ash_sqlite.git
synced 2024-09-17 03:43:11 +12:00
816 lines
21 KiB
Elixir
816 lines
21 KiB
Elixir
defmodule AshSqlite.MigrationGeneratorTest do
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use AshSqlite.RepoCase, async: false
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@moduletag :migration
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import ExUnit.CaptureLog
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defmacrop defposts(mod \\ Post, do: body) do
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quote do
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Code.compiler_options(ignore_module_conflict: true)
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defmodule unquote(mod) do
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use Ash.Resource,
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domain: nil,
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data_layer: AshSqlite.DataLayer
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sqlite do
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table "posts"
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repo(AshSqlite.TestRepo)
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custom_indexes do
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# need one without any opts
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index(["id"])
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index(["id"], unique: true, name: "test_unique_index")
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end
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end
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actions do
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defaults([:create, :read, :update, :destroy])
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end
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unquote(body)
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end
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Code.compiler_options(ignore_module_conflict: false)
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end
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end
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defmacrop defdomain(resources) do
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quote do
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Code.compiler_options(ignore_module_conflict: true)
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defmodule Domain do
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use Ash.Domain
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resources do
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for resource <- unquote(resources) do
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resource(resource)
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end
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end
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end
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Code.compiler_options(ignore_module_conflict: false)
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end
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end
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describe "creating initial snapshots" do
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setup do
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on_exit(fn ->
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File.rm_rf!("test_snapshots_path")
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File.rm_rf!("test_migration_path")
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end)
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defposts do
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sqlite do
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migration_types(second_title: {:varchar, 16})
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migration_defaults(title_with_default: "\"fred\"")
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end
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identities do
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identity(:title, [:title])
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identity(:thing, [:title, :second_title])
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identity(:thing_with_source, [:title, :title_with_source])
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end
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attributes do
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uuid_primary_key(:id)
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attribute(:title, :string)
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attribute(:second_title, :string)
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attribute(:title_with_source, :string, source: :t_w_s)
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attribute(:title_with_default, :string)
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attribute(:email, Test.Support.Types.Email)
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end
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end
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defdomain([Post])
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Mix.shell(Mix.Shell.Process)
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AshSqlite.MigrationGenerator.generate(Domain,
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snapshot_path: "test_snapshots_path",
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migration_path: "test_migration_path",
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quiet: true,
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format: false
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)
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:ok
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end
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test "the migration sets up resources correctly" do
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# the snapshot exists and contains valid json
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assert File.read!(Path.wildcard("test_snapshots_path/test_repo/posts/*.json"))
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|> Jason.decode!(keys: :atoms!)
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assert [file] = Path.wildcard("test_migration_path/**/*_migrate_resources*.exs")
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file_contents = File.read!(file)
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# the migration creates the table
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assert file_contents =~ "create table(:posts, primary_key: false) do"
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# the migration sets up the custom_indexes
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assert file_contents =~
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~S{create index(:posts, ["id"], name: "test_unique_index", unique: true)}
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assert file_contents =~ ~S{create index(:posts, ["id"]}
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# the migration adds the id, with its default
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assert file_contents =~
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~S[add :id, :uuid, null: false, primary_key: true]
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# the migration adds the id, with its default
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assert file_contents =~
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~S[add :title_with_default, :text, default: "fred"]
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# the migration adds other attributes
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assert file_contents =~ ~S[add :title, :text]
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# the migration unwraps newtypes
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assert file_contents =~ ~S[add :email, :text]
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# the migration adds custom attributes
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assert file_contents =~ ~S[add :second_title, :varchar, size: 16]
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# the migration creates unique_indexes based on the identities of the resource
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assert file_contents =~ ~S{create unique_index(:posts, [:title], name: "posts_title_index")}
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# the migration creates unique_indexes based on the identities of the resource
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assert file_contents =~
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~S{create unique_index(:posts, [:title, :second_title], name: "posts_thing_index")}
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# the migration creates unique_indexes using the `source` on the attributes of the identity on the resource
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assert file_contents =~
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~S{create unique_index(:posts, [:title, :t_w_s], name: "posts_thing_with_source_index")}
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end
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end
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describe "creating follow up migrations" do
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setup do
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on_exit(fn ->
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File.rm_rf!("test_snapshots_path")
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File.rm_rf!("test_migration_path")
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end)
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defposts do
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identities do
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identity(:title, [:title])
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end
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attributes do
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uuid_primary_key(:id)
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attribute(:title, :string)
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end
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end
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defdomain([Post])
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Mix.shell(Mix.Shell.Process)
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AshSqlite.MigrationGenerator.generate(Domain,
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snapshot_path: "test_snapshots_path",
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migration_path: "test_migration_path",
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quiet: true,
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format: false
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)
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:ok
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end
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test "when renaming an index, it is properly renamed" do
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defposts do
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sqlite do
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identity_index_names(title: "titles_r_unique_dawg")
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end
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identities do
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identity(:title, [:title])
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end
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attributes do
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uuid_primary_key(:id)
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attribute(:title, :string)
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end
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end
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defdomain([Post])
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AshSqlite.MigrationGenerator.generate(Domain,
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snapshot_path: "test_snapshots_path",
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migration_path: "test_migration_path",
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quiet: true,
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format: false
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)
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assert [_file1, file2] =
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Enum.sort(Path.wildcard("test_migration_path/**/*_migrate_resources*.exs"))
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assert File.read!(file2) =~
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~S[ALTER INDEX posts_title_index RENAME TO titles_r_unique_dawg]
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end
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test "when adding a field, it adds the field" do
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defposts do
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identities do
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identity(:title, [:title])
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end
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attributes do
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uuid_primary_key(:id)
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attribute(:title, :string)
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attribute(:name, :string, allow_nil?: false)
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end
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end
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defdomain([Post])
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AshSqlite.MigrationGenerator.generate(Domain,
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snapshot_path: "test_snapshots_path",
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migration_path: "test_migration_path",
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quiet: true,
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format: false
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)
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assert [_file1, file2] =
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Enum.sort(Path.wildcard("test_migration_path/**/*_migrate_resources*.exs"))
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assert File.read!(file2) =~
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~S[add :name, :text, null: false]
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end
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test "when renaming a field, it asks if you are renaming it, and renames it if you are" do
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defposts do
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attributes do
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uuid_primary_key(:id)
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attribute(:name, :string, allow_nil?: false)
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end
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end
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defdomain([Post])
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send(self(), {:mix_shell_input, :yes?, true})
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AshSqlite.MigrationGenerator.generate(Domain,
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snapshot_path: "test_snapshots_path",
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migration_path: "test_migration_path",
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quiet: true,
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format: false
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)
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assert [_file1, file2] =
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Enum.sort(Path.wildcard("test_migration_path/**/*_migrate_resources*.exs"))
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assert File.read!(file2) =~ ~S[rename table(:posts), :title, to: :name]
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end
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test "when renaming a field, it asks if you are renaming it, and adds it if you aren't" do
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defposts do
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attributes do
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uuid_primary_key(:id)
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attribute(:name, :string, allow_nil?: false)
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end
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end
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defdomain([Post])
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send(self(), {:mix_shell_input, :yes?, false})
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AshSqlite.MigrationGenerator.generate(Domain,
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snapshot_path: "test_snapshots_path",
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migration_path: "test_migration_path",
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quiet: true,
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format: false
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)
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assert [_file1, file2] =
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Enum.sort(Path.wildcard("test_migration_path/**/*_migrate_resources*.exs"))
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assert File.read!(file2) =~
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~S[add :name, :text, null: false]
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end
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test "when renaming a field, it asks which field you are renaming it to, and renames it if you are" do
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defposts do
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attributes do
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uuid_primary_key(:id)
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attribute(:name, :string, allow_nil?: false)
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attribute(:subject, :string, allow_nil?: false)
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end
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end
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defdomain([Post])
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send(self(), {:mix_shell_input, :yes?, true})
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send(self(), {:mix_shell_input, :prompt, "subject"})
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AshSqlite.MigrationGenerator.generate(Domain,
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snapshot_path: "test_snapshots_path",
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migration_path: "test_migration_path",
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quiet: true,
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format: false
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)
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assert [_file1, file2] =
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Enum.sort(Path.wildcard("test_migration_path/**/*_migrate_resources*.exs"))
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# Up migration
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assert File.read!(file2) =~ ~S[rename table(:posts), :title, to: :subject]
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# Down migration
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assert File.read!(file2) =~ ~S[rename table(:posts), :subject, to: :title]
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end
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test "when renaming a field, it asks which field you are renaming it to, and adds it if you arent" do
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defposts do
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attributes do
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uuid_primary_key(:id)
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attribute(:name, :string, allow_nil?: false)
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attribute(:subject, :string, allow_nil?: false)
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end
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end
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defdomain([Post])
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send(self(), {:mix_shell_input, :yes?, false})
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AshSqlite.MigrationGenerator.generate(Domain,
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snapshot_path: "test_snapshots_path",
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migration_path: "test_migration_path",
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quiet: true,
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format: false
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)
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assert [_file1, file2] =
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Enum.sort(Path.wildcard("test_migration_path/**/*_migrate_resources*.exs"))
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assert File.read!(file2) =~
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~S[add :subject, :text, null: false]
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end
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test "when an attribute exists only on some of the resources that use the same table, it isn't marked as null: false" do
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defposts do
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attributes do
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uuid_primary_key(:id)
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attribute(:title, :string)
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attribute(:example, :string, allow_nil?: false)
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end
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end
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defposts Post2 do
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attributes do
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uuid_primary_key(:id)
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end
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end
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defdomain([Post, Post2])
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AshSqlite.MigrationGenerator.generate(Domain,
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snapshot_path: "test_snapshots_path",
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migration_path: "test_migration_path",
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quiet: true,
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format: false
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)
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assert [_file1, file2] =
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Enum.sort(Path.wildcard("test_migration_path/**/*_migrate_resources*.exs"))
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assert File.read!(file2) =~
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~S[add :example, :text] <> "\n"
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refute File.read!(file2) =~ ~S[null: false]
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end
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end
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describe "auto incrementing integer, when generated" do
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setup do
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on_exit(fn ->
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File.rm_rf!("test_snapshots_path")
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File.rm_rf!("test_migration_path")
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end)
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defposts do
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attributes do
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attribute(:id, :integer, generated?: true, allow_nil?: false, primary_key?: true)
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attribute(:views, :integer)
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end
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end
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defdomain([Post])
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Mix.shell(Mix.Shell.Process)
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AshSqlite.MigrationGenerator.generate(Domain,
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snapshot_path: "test_snapshots_path",
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migration_path: "test_migration_path",
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quiet: true,
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format: false
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)
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:ok
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end
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test "when an integer is generated and default nil, it is a bigserial" do
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assert [file] = Path.wildcard("test_migration_path/**/*_migrate_resources*.exs")
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assert File.read!(file) =~
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~S[add :id, :bigserial, null: false, primary_key: true]
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assert File.read!(file) =~
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~S[add :views, :bigint]
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end
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end
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describe "--check option" do
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setup do
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defposts do
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attributes do
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uuid_primary_key(:id)
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attribute(:title, :string)
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end
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end
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defdomain([Post])
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[domain: Domain]
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end
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test "returns code(1) if snapshots and resources don't fit", %{domain: domain} do
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assert catch_exit(
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AshSqlite.MigrationGenerator.generate(domain,
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snapshot_path: "test_snapshot_path",
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migration_path: "test_migration_path",
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check: true
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)
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) == {:shutdown, 1}
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refute File.exists?(Path.wildcard("test_migration_path2/**/*_migrate_resources*.exs"))
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refute File.exists?(Path.wildcard("test_snapshots_path2/test_repo/posts/*.json"))
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end
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end
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describe "references" do
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setup do
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on_exit(fn ->
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File.rm_rf!("test_snapshots_path")
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File.rm_rf!("test_migration_path")
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end)
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end
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test "references are inferred automatically" do
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defposts do
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attributes do
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uuid_primary_key(:id)
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attribute(:title, :string)
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attribute(:foobar, :string)
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end
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end
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defposts Post2 do
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attributes do
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uuid_primary_key(:id)
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attribute(:name, :string)
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end
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relationships do
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belongs_to(:post, Post)
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end
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end
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defdomain([Post, Post2])
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AshSqlite.MigrationGenerator.generate(Domain,
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snapshot_path: "test_snapshots_path",
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migration_path: "test_migration_path",
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quiet: true,
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format: false
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)
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assert [file] = Path.wildcard("test_migration_path/**/*_migrate_resources*.exs")
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assert File.read!(file) =~
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~S[references(:posts, column: :id, name: "posts_post_id_fkey", type: :uuid)]
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end
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test "references are inferred automatically if the attribute has a different type" do
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defposts do
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attributes do
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attribute(:id, :string, primary_key?: true, allow_nil?: false)
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attribute(:title, :string)
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attribute(:foobar, :string)
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end
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end
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defposts Post2 do
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attributes do
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attribute(:id, :string, primary_key?: true, allow_nil?: false)
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attribute(:name, :string)
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end
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relationships do
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belongs_to(:post, Post, attribute_type: :string)
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end
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end
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defdomain([Post, Post2])
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AshSqlite.MigrationGenerator.generate(Domain,
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snapshot_path: "test_snapshots_path",
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migration_path: "test_migration_path",
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quiet: true,
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format: false
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)
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assert [file] = Path.wildcard("test_migration_path/**/*_migrate_resources*.exs")
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assert File.read!(file) =~
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~S[references(:posts, column: :id, name: "posts_post_id_fkey", type: :text)]
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end
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test "when modified, the foreign key is dropped before modification" do
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defposts do
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attributes do
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uuid_primary_key(:id)
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attribute(:title, :string)
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attribute(:foobar, :string)
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end
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end
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defposts Post2 do
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attributes do
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uuid_primary_key(:id)
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attribute(:name, :string)
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end
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relationships do
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belongs_to(:post, Post)
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end
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end
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defdomain([Post, Post2])
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AshSqlite.MigrationGenerator.generate(Domain,
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snapshot_path: "test_snapshots_path",
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migration_path: "test_migration_path",
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quiet: true,
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format: false
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)
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defposts Post2 do
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sqlite do
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references do
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reference(:post, name: "special_post_fkey", on_delete: :delete, on_update: :update)
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end
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end
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attributes do
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uuid_primary_key(:id)
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attribute(:name, :string)
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end
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relationships do
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belongs_to(:post, Post)
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end
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end
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AshSqlite.MigrationGenerator.generate(Domain,
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snapshot_path: "test_snapshots_path",
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migration_path: "test_migration_path",
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quiet: true,
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format: false
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)
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assert file =
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"test_migration_path/**/*_migrate_resources*.exs"
|
|
|> Path.wildcard()
|
|
|> Enum.sort()
|
|
|> Enum.at(1)
|
|
|> File.read!()
|
|
|
|
assert file =~
|
|
~S[references(:posts, column: :id, name: "special_post_fkey", type: :uuid, on_delete: :delete_all, on_update: :update_all)]
|
|
|
|
assert file =~ ~S[drop constraint(:posts, "posts_post_id_fkey")]
|
|
|
|
assert [_, down_code] = String.split(file, "def down do")
|
|
|
|
assert [_, after_drop] =
|
|
String.split(down_code, "drop constraint(:posts, \"special_post_fkey\")")
|
|
|
|
assert after_drop =~ ~S[references(:posts]
|
|
end
|
|
end
|
|
|
|
describe "polymorphic resources" do
|
|
setup do
|
|
on_exit(fn ->
|
|
File.rm_rf!("test_snapshots_path")
|
|
File.rm_rf!("test_migration_path")
|
|
end)
|
|
|
|
defmodule Comment do
|
|
use Ash.Resource,
|
|
domain: nil,
|
|
data_layer: AshSqlite.DataLayer
|
|
|
|
sqlite do
|
|
polymorphic?(true)
|
|
repo(AshSqlite.TestRepo)
|
|
end
|
|
|
|
attributes do
|
|
uuid_primary_key(:id)
|
|
attribute(:resource_id, :uuid)
|
|
end
|
|
|
|
actions do
|
|
defaults([:create, :read, :update, :destroy])
|
|
end
|
|
end
|
|
|
|
defmodule Post do
|
|
use Ash.Resource,
|
|
domain: nil,
|
|
data_layer: AshSqlite.DataLayer
|
|
|
|
sqlite do
|
|
table "posts"
|
|
repo(AshSqlite.TestRepo)
|
|
end
|
|
|
|
actions do
|
|
defaults([:create, :read, :update, :destroy])
|
|
end
|
|
|
|
attributes do
|
|
uuid_primary_key(:id)
|
|
end
|
|
|
|
relationships do
|
|
has_many(:comments, Comment,
|
|
destination_attribute: :resource_id,
|
|
relationship_context: %{data_layer: %{table: "post_comments"}}
|
|
)
|
|
|
|
belongs_to(:best_comment, Comment,
|
|
destination_attribute: :id,
|
|
relationship_context: %{data_layer: %{table: "post_comments"}}
|
|
)
|
|
end
|
|
end
|
|
|
|
defdomain([Post, Comment])
|
|
|
|
AshSqlite.MigrationGenerator.generate(Domain,
|
|
snapshot_path: "test_snapshots_path",
|
|
migration_path: "test_migration_path",
|
|
quiet: true,
|
|
format: false
|
|
)
|
|
|
|
[domain: Domain]
|
|
end
|
|
|
|
test "it uses the relationship's table context if it is set" do
|
|
assert [file] = Path.wildcard("test_migration_path/**/*_migrate_resources*.exs")
|
|
|
|
assert File.read!(file) =~
|
|
~S[references(:post_comments, column: :id, name: "posts_best_comment_id_fkey", type: :uuid)]
|
|
end
|
|
end
|
|
|
|
describe "default values" do
|
|
setup do
|
|
on_exit(fn ->
|
|
File.rm_rf!("test_snapshots_path")
|
|
File.rm_rf!("test_migration_path")
|
|
end)
|
|
end
|
|
|
|
test "when default value is specified that has no impl" do
|
|
defposts do
|
|
attributes do
|
|
uuid_primary_key(:id)
|
|
attribute(:product_code, :term, default: {"xyz"})
|
|
end
|
|
end
|
|
|
|
defdomain([Post])
|
|
|
|
capture_log(fn ->
|
|
AshSqlite.MigrationGenerator.generate(Domain,
|
|
snapshot_path: "test_snapshots_path",
|
|
migration_path: "test_migration_path",
|
|
quiet: true,
|
|
format: false
|
|
)
|
|
end)
|
|
|
|
assert [file1] = Enum.sort(Path.wildcard("test_migration_path/**/*_migrate_resources*.exs"))
|
|
|
|
file = File.read!(file1)
|
|
|
|
assert file =~
|
|
~S[add :product_code, :binary]
|
|
end
|
|
end
|
|
|
|
describe "follow up with references" do
|
|
setup do
|
|
on_exit(fn ->
|
|
File.rm_rf!("test_snapshots_path")
|
|
File.rm_rf!("test_migration_path")
|
|
end)
|
|
|
|
defposts do
|
|
attributes do
|
|
uuid_primary_key(:id)
|
|
attribute(:title, :string)
|
|
end
|
|
end
|
|
|
|
defmodule Comment do
|
|
use Ash.Resource,
|
|
domain: nil,
|
|
data_layer: AshSqlite.DataLayer
|
|
|
|
sqlite do
|
|
table "comments"
|
|
repo AshSqlite.TestRepo
|
|
end
|
|
|
|
attributes do
|
|
uuid_primary_key(:id)
|
|
end
|
|
|
|
relationships do
|
|
belongs_to(:post, Post)
|
|
end
|
|
end
|
|
|
|
defdomain([Post, Comment])
|
|
|
|
Mix.shell(Mix.Shell.Process)
|
|
|
|
AshSqlite.MigrationGenerator.generate(Domain,
|
|
snapshot_path: "test_snapshots_path",
|
|
migration_path: "test_migration_path",
|
|
quiet: true,
|
|
format: false
|
|
)
|
|
|
|
:ok
|
|
end
|
|
|
|
test "when changing the primary key, it changes properly" do
|
|
defposts do
|
|
attributes do
|
|
attribute(:id, :uuid, primary_key?: false, default: &Ecto.UUID.generate/0)
|
|
uuid_primary_key(:guid)
|
|
attribute(:title, :string)
|
|
end
|
|
end
|
|
|
|
defmodule Comment do
|
|
use Ash.Resource,
|
|
domain: nil,
|
|
data_layer: AshSqlite.DataLayer
|
|
|
|
sqlite do
|
|
table "comments"
|
|
repo AshSqlite.TestRepo
|
|
end
|
|
|
|
attributes do
|
|
uuid_primary_key(:id)
|
|
end
|
|
|
|
relationships do
|
|
belongs_to(:post, Post)
|
|
end
|
|
end
|
|
|
|
defdomain([Post, Comment])
|
|
|
|
AshSqlite.MigrationGenerator.generate(Domain,
|
|
snapshot_path: "test_snapshots_path",
|
|
migration_path: "test_migration_path",
|
|
quiet: true,
|
|
format: false
|
|
)
|
|
|
|
assert [_file1, file2] =
|
|
Enum.sort(Path.wildcard("test_migration_path/**/*_migrate_resources*.exs"))
|
|
|
|
file = File.read!(file2)
|
|
|
|
assert [before_index_drop, after_index_drop] =
|
|
String.split(file, ~S[drop constraint("posts", "posts_pkey")], parts: 2)
|
|
|
|
assert before_index_drop =~ ~S[drop constraint(:comments, "comments_post_id_fkey")]
|
|
|
|
assert after_index_drop =~ ~S[modify :id, :uuid, null: true, primary_key: false]
|
|
|
|
assert after_index_drop =~
|
|
~S[modify :post_id, references(:posts, column: :id, name: "comments_post_id_fkey", type: :uuid)]
|
|
end
|
|
end
|
|
end
|