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-rw-r--r--activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb4
-rw-r--r--activerecord/lib/active_record/connection_adapters/abstract_adapter.rb8
-rw-r--r--activerecord/lib/active_record/connection_adapters/schema_cache.rb4
-rw-r--r--activerecord/lib/active_record/migration.rb256
-rw-r--r--activerecord/lib/active_record/railtie.rb1
-rw-r--r--activerecord/lib/active_record/railties/databases.rake19
-rw-r--r--activerecord/lib/active_record/schema.rb2
-rw-r--r--activerecord/lib/active_record/schema_dumper.rb2
-rw-r--r--activerecord/lib/active_record/tasks/database_tasks.rb12
-rw-r--r--activerecord/test/cases/adapters/mysql2/schema_migrations_test.rb2
-rw-r--r--activerecord/test/cases/ar_schema_test.rb4
-rw-r--r--activerecord/test/cases/migration/pending_migrations_test.rb50
-rw-r--r--activerecord/test/cases/migration_test.rb71
-rw-r--r--activerecord/test/cases/migrator_test.rb148
-rw-r--r--activerecord/test/cases/tasks/database_tasks_test.rb124
-rw-r--r--activestorage/test/database/setup.rb2
-rw-r--r--railties/lib/rails/info.rb2
-rw-r--r--railties/test/application/rake/migrations_test.rb12
-rw-r--r--railties/test/railties/engine_test.rb2
19 files changed, 417 insertions, 308 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb
index 4f58b0242c..c32a234be4 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb
@@ -1049,8 +1049,8 @@ module ActiveRecord
sm_table = quote_table_name(ActiveRecord::SchemaMigration.table_name)
migrated = ActiveRecord::SchemaMigration.all_versions.map(&:to_i)
- versions = ActiveRecord::Migrator.migration_files(migrations_paths).map do |file|
- ActiveRecord::Migrator.parse_migration_filename(file).first.to_i
+ versions = migration_context.migration_files.map do |file|
+ migration_context.parse_migration_filename(file).first.to_i
end
unless migrated.include?(version)
diff --git a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb
index 2655407d75..7bd54f777e 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb
@@ -119,6 +119,14 @@ module ActiveRecord
end
end
+ def migrations_paths
+ @config[:migrations_paths] || Migrator.migrations_paths
+ end
+
+ def migration_context
+ MigrationContext.new(migrations_paths)
+ end
+
class Version
include Comparable
diff --git a/activerecord/lib/active_record/connection_adapters/schema_cache.rb b/activerecord/lib/active_record/connection_adapters/schema_cache.rb
index f34b6733da..c29cf1f9a1 100644
--- a/activerecord/lib/active_record/connection_adapters/schema_cache.rb
+++ b/activerecord/lib/active_record/connection_adapters/schema_cache.rb
@@ -28,7 +28,7 @@ module ActiveRecord
coder["columns_hash"] = @columns_hash
coder["primary_keys"] = @primary_keys
coder["data_sources"] = @data_sources
- coder["version"] = ActiveRecord::Migrator.current_version
+ coder["version"] = connection.migration_context.current_version
end
def init_with(coder)
@@ -100,7 +100,7 @@ module ActiveRecord
def marshal_dump
# if we get current version during initialization, it happens stack over flow.
- @version = ActiveRecord::Migrator.current_version
+ @version = connection.migration_context.current_version
[@version, @columns, @columns_hash, @primary_keys, @data_sources]
end
diff --git a/activerecord/lib/active_record/migration.rb b/activerecord/lib/active_record/migration.rb
index f6648a4e3d..4e36e49905 100644
--- a/activerecord/lib/active_record/migration.rb
+++ b/activerecord/lib/active_record/migration.rb
@@ -3,6 +3,7 @@
require "set"
require "zlib"
require "active_support/core_ext/module/attribute_accessors"
+require "active_record/tasks/database_tasks"
module ActiveRecord
class MigrationError < ActiveRecordError#:nodoc:
@@ -550,7 +551,7 @@ module ActiveRecord
end
def call(env)
- mtime = ActiveRecord::Migrator.last_migration.mtime.to_i
+ mtime = ActiveRecord::Base.connection.migration_context.last_migration.mtime.to_i
if @last_check < mtime
ActiveRecord::Migration.check_pending!(connection)
@last_check = mtime
@@ -575,11 +576,11 @@ module ActiveRecord
# Raises <tt>ActiveRecord::PendingMigrationError</tt> error if any migrations are pending.
def check_pending!(connection = Base.connection)
- raise ActiveRecord::PendingMigrationError if ActiveRecord::Migrator.needs_migration?(connection)
+ raise ActiveRecord::PendingMigrationError if connection.migration_context.needs_migration?
end
def load_schema_if_pending!
- if ActiveRecord::Migrator.needs_migration? || !ActiveRecord::Migrator.any_migrations?
+ if Base.connection.migration_context.needs_migration? || !Base.connection.migration_context.any_migrations?
# Roundtrip to Rake to allow plugins to hook into database initialization.
root = defined?(ENGINE_ROOT) ? ENGINE_ROOT : Rails.root
FileUtils.cd(root) do
@@ -876,10 +877,10 @@ module ActiveRecord
FileUtils.mkdir_p(destination) unless File.exist?(destination)
- destination_migrations = ActiveRecord::Migrator.migrations(destination)
+ destination_migrations = ActiveRecord::MigrationContext.new(destination).migrations
last = destination_migrations.last
sources.each do |scope, path|
- source_migrations = ActiveRecord::Migrator.migrations(path)
+ source_migrations = ActiveRecord::MigrationContext.new(path).migrations
source_migrations.each do |migration|
source = File.binread(migration.filename)
@@ -997,132 +998,147 @@ module ActiveRecord
end
end
- class Migrator#:nodoc:
- class << self
- attr_writer :migrations_paths
- alias :migrations_path= :migrations_paths=
-
- def migrate(migrations_paths, target_version = nil, &block)
- case
- when target_version.nil?
- up(migrations_paths, target_version, &block)
- when current_version == 0 && target_version == 0
- []
- when current_version > target_version
- down(migrations_paths, target_version, &block)
- else
- up(migrations_paths, target_version, &block)
- end
- end
+ class MigrationContext # :nodoc:
+ attr_reader :migrations_paths
- def rollback(migrations_paths, steps = 1)
- move(:down, migrations_paths, steps)
- end
+ def initialize(migrations_paths)
+ @migrations_paths = migrations_paths
+ end
- def forward(migrations_paths, steps = 1)
- move(:up, migrations_paths, steps)
+ def migrate(target_version = nil, &block)
+ case
+ when target_version.nil?
+ up(target_version, &block)
+ when current_version == 0 && target_version == 0
+ []
+ when current_version > target_version
+ down(target_version, &block)
+ else
+ up(target_version, &block)
end
+ end
- def up(migrations_paths, target_version = nil)
- migrations = migrations(migrations_paths)
- migrations.select! { |m| yield m } if block_given?
+ def rollback(steps = 1)
+ move(:down, steps)
+ end
- new(:up, migrations, target_version).migrate
+ def forward(steps = 1)
+ move(:up, steps)
+ end
+
+ def up(target_version = nil)
+ selected_migrations = if block_given?
+ migrations.select { |m| yield m }
+ else
+ migrations
end
- def down(migrations_paths, target_version = nil)
- migrations = migrations(migrations_paths)
- migrations.select! { |m| yield m } if block_given?
+ Migrator.new(:up, selected_migrations, target_version).migrate
+ end
- new(:down, migrations, target_version).migrate
+ def down(target_version = nil)
+ selected_migrations = if block_given?
+ migrations.select { |m| yield m }
+ else
+ migrations
end
- def run(direction, migrations_paths, target_version)
- new(direction, migrations(migrations_paths), target_version).run
- end
+ Migrator.new(:down, migrations, target_version).migrate
+ end
- def open(migrations_paths)
- new(:up, migrations(migrations_paths), nil)
- end
+ def run(direction, target_version)
+ Migrator.new(direction, migrations, target_version).run
+ end
- def get_all_versions
- if SchemaMigration.table_exists?
- SchemaMigration.all_versions.map(&:to_i)
- else
- []
- end
- end
+ def open
+ Migrator.new(:up, migrations, nil)
+ end
- def current_version(connection = nil)
- get_all_versions.max || 0
- rescue ActiveRecord::NoDatabaseError
+ def get_all_versions
+ if SchemaMigration.table_exists?
+ SchemaMigration.all_versions.map(&:to_i)
+ else
+ []
end
+ end
- def needs_migration?(connection = nil)
- (migrations(migrations_paths).collect(&:version) - get_all_versions).size > 0
- end
+ def current_version(connection = nil)
+ get_all_versions.max || 0
+ rescue ActiveRecord::NoDatabaseError
+ end
- def any_migrations?
- migrations(migrations_paths).any?
- end
+ def needs_migration?
+ (migrations.collect(&:version) - get_all_versions).size > 0
+ end
- def last_migration #:nodoc:
- migrations(migrations_paths).last || NullMigration.new
- end
+ def any_migrations?
+ migrations.any?
+ end
- def migrations_paths
- @migrations_paths ||= ["db/migrate"]
- # just to not break things if someone uses: migrations_path = some_string
- Array(@migrations_paths)
- end
+ def last_migration #:nodoc:
+ migrations.last || NullMigration.new
+ end
- def parse_migration_filename(filename) # :nodoc:
- File.basename(filename).scan(Migration::MigrationFilenameRegexp).first
+ def parse_migration_filename(filename) # :nodoc:
+ File.basename(filename).scan(Migration::MigrationFilenameRegexp).first
+ end
+
+ def migrations
+ migrations = migration_files.map do |file|
+ version, name, scope = parse_migration_filename(file)
+ raise IllegalMigrationNameError.new(file) unless version
+ version = version.to_i
+ name = name.camelize
+
+ MigrationProxy.new(name, version, file, scope)
end
- def migrations(paths)
- paths = Array(paths)
+ migrations.sort_by(&:version)
+ end
- migrations = migration_files(paths).map do |file|
- version, name, scope = parse_migration_filename(file)
- raise IllegalMigrationNameError.new(file) unless version
- version = version.to_i
- name = name.camelize
+ def migrations_status
+ db_list = ActiveRecord::SchemaMigration.normalized_versions
- MigrationProxy.new(name, version, file, scope)
- end
+ file_list = migration_files.map do |file|
+ version, name, scope = parse_migration_filename(file)
+ raise IllegalMigrationNameError.new(file) unless version
+ version = ActiveRecord::SchemaMigration.normalize_migration_number(version)
+ status = db_list.delete(version) ? "up" : "down"
+ [status, version, (name + scope).humanize]
+ end.compact
- migrations.sort_by(&:version)
+ db_list.map! do |version|
+ ["up", version, "********** NO FILE **********"]
end
- def migrations_status(paths)
- paths = Array(paths)
-
- db_list = ActiveRecord::SchemaMigration.normalized_versions
+ (db_list + file_list).sort_by { |_, version, _| version }
+ end
- file_list = migration_files(paths).map do |file|
- version, name, scope = parse_migration_filename(file)
- raise IllegalMigrationNameError.new(file) unless version
- version = ActiveRecord::SchemaMigration.normalize_migration_number(version)
- status = db_list.delete(version) ? "up" : "down"
- [status, version, (name + scope).humanize]
- end.compact
+ def migration_files
+ paths = Array(migrations_paths)
+ Dir[*paths.flat_map { |path| "#{path}/**/[0-9]*_*.rb" }]
+ end
- db_list.map! do |version|
- ["up", version, "********** NO FILE **********"]
- end
+ def current_environment
+ ActiveRecord::ConnectionHandling::DEFAULT_ENV.call
+ end
- (db_list + file_list).sort_by { |_, version, _| version }
- end
+ def protected_environment?
+ ActiveRecord::Base.protected_environments.include?(last_stored_environment) if last_stored_environment
+ end
- def migration_files(paths)
- Dir[*paths.flat_map { |path| "#{path}/**/[0-9]*_*.rb" }]
- end
+ def last_stored_environment
+ return nil if current_version == 0
+ raise NoEnvironmentInSchemaError unless ActiveRecord::InternalMetadata.table_exists?
- private
+ environment = ActiveRecord::InternalMetadata[:environment]
+ raise NoEnvironmentInSchemaError unless environment
+ environment
+ end
- def move(direction, migrations_paths, steps)
- migrator = new(direction, migrations(migrations_paths))
+ private
+ def move(direction, steps)
+ migrator = Migrator.new(direction, migrations)
if current_version != 0 && !migrator.current_migration
raise UnknownMigrationVersionError.new(current_version)
@@ -1137,10 +1153,29 @@ module ActiveRecord
finish = migrator.migrations[start_index + steps]
version = finish ? finish.version : 0
- send(direction, migrations_paths, version)
+ send(direction, version)
+ end
+ end
+
+ class Migrator # :nodoc:
+ class << self
+ attr_accessor :migrations_paths
+
+ def migrations_path=(path)
+ ActiveSupport::Deprecation.warn \
+ "ActiveRecord::Migrator.migrations_paths= is now deprecated and will be removed in Rails 6.0." \
+ "You can set the `migrations_paths` on the `connection` instead through the `database.yml`."
+ self.migrations_paths = [path]
+ end
+
+ # For cases where a table doesn't exist like loading from schema cache
+ def current_version(connection = nil)
+ MigrationContext.new(migrations_paths).current_version(connection)
end
end
+ self.migrations_paths = ["db/migrate"]
+
def initialize(direction, migrations, target_version = nil)
@direction = direction
@target_version = target_version
@@ -1203,7 +1238,7 @@ module ActiveRecord
end
def load_migrated
- @migrated_versions = Set.new(self.class.get_all_versions)
+ @migrated_versions = Set.new(Base.connection.migration_context.get_all_versions)
end
private
@@ -1235,7 +1270,7 @@ module ActiveRecord
# Stores the current environment in the database.
def record_environment
return if down?
- ActiveRecord::InternalMetadata[:environment] = ActiveRecord::Migrator.current_environment
+ ActiveRecord::InternalMetadata[:environment] = ActiveRecord::Base.connection.migration_context.current_environment
end
def ran?(migration)
@@ -1294,23 +1329,6 @@ module ActiveRecord
end
end
- def self.last_stored_environment
- return nil if current_version == 0
- raise NoEnvironmentInSchemaError unless ActiveRecord::InternalMetadata.table_exists?
-
- environment = ActiveRecord::InternalMetadata[:environment]
- raise NoEnvironmentInSchemaError unless environment
- environment
- end
-
- def self.current_environment
- ActiveRecord::ConnectionHandling::DEFAULT_ENV.call
- end
-
- def self.protected_environment?
- ActiveRecord::Base.protected_environments.include?(last_stored_environment) if last_stored_environment
- end
-
def up?
@direction == :up
end
diff --git a/activerecord/lib/active_record/railtie.rb b/activerecord/lib/active_record/railtie.rb
index 4538ed6a5f..7b4b59ac4b 100644
--- a/activerecord/lib/active_record/railtie.rb
+++ b/activerecord/lib/active_record/railtie.rb
@@ -91,6 +91,7 @@ module ActiveRecord
if File.file?(filename)
current_version = ActiveRecord::Migrator.current_version
+
next if current_version.nil?
cache = YAML.load(File.read(filename))
diff --git a/activerecord/lib/active_record/railties/databases.rake b/activerecord/lib/active_record/railties/databases.rake
index fce3e1c5cf..2e55713311 100644
--- a/activerecord/lib/active_record/railties/databases.rake
+++ b/activerecord/lib/active_record/railties/databases.rake
@@ -6,7 +6,7 @@ db_namespace = namespace :db do
desc "Set the environment value for the database"
task "environment:set" => :load_config do
ActiveRecord::InternalMetadata.create_table
- ActiveRecord::InternalMetadata[:environment] = ActiveRecord::Migrator.current_environment
+ ActiveRecord::InternalMetadata[:environment] = ActiveRecord::Base.connection.migration_context.current_environment
end
task check_protected_environments: :load_config do
@@ -99,9 +99,8 @@ db_namespace = namespace :db do
ActiveRecord::Tasks::DatabaseTasks.check_target_version
- ActiveRecord::Migrator.run(
+ ActiveRecord::Base.connection.migration_context.run(
:up,
- ActiveRecord::Tasks::DatabaseTasks.migrations_paths,
ActiveRecord::Tasks::DatabaseTasks.target_version
)
db_namespace["_dump"].invoke
@@ -113,9 +112,8 @@ db_namespace = namespace :db do
ActiveRecord::Tasks::DatabaseTasks.check_target_version
- ActiveRecord::Migrator.run(
+ ActiveRecord::Base.connection.migration_context.run(
:down,
- ActiveRecord::Tasks::DatabaseTasks.migrations_paths,
ActiveRecord::Tasks::DatabaseTasks.target_version
)
db_namespace["_dump"].invoke
@@ -131,8 +129,7 @@ db_namespace = namespace :db do
puts "\ndatabase: #{ActiveRecord::Base.connection_config[:database]}\n\n"
puts "#{'Status'.center(8)} #{'Migration ID'.ljust(14)} Migration Name"
puts "-" * 50
- paths = ActiveRecord::Tasks::DatabaseTasks.migrations_paths
- ActiveRecord::Migrator.migrations_status(paths).each do |status, version, name|
+ ActiveRecord::Base.connection.migration_context.migrations_status.each do |status, version, name|
puts "#{status.center(8)} #{version.ljust(14)} #{name}"
end
puts
@@ -142,14 +139,14 @@ db_namespace = namespace :db do
desc "Rolls the schema back to the previous version (specify steps w/ STEP=n)."
task rollback: :load_config do
step = ENV["STEP"] ? ENV["STEP"].to_i : 1
- ActiveRecord::Migrator.rollback(ActiveRecord::Tasks::DatabaseTasks.migrations_paths, step)
+ ActiveRecord::Base.connection.migration_context.rollback(step)
db_namespace["_dump"].invoke
end
# desc 'Pushes the schema to the next version (specify steps w/ STEP=n).'
task forward: :load_config do
step = ENV["STEP"] ? ENV["STEP"].to_i : 1
- ActiveRecord::Migrator.forward(ActiveRecord::Tasks::DatabaseTasks.migrations_paths, step)
+ ActiveRecord::Base.connection.migration_context.forward(step)
db_namespace["_dump"].invoke
end
@@ -172,12 +169,12 @@ db_namespace = namespace :db do
desc "Retrieves the current schema version number"
task version: :load_config do
- puts "Current version: #{ActiveRecord::Migrator.current_version}"
+ puts "Current version: #{ActiveRecord::Base.connection.migration_context.current_version}"
end
# desc "Raises an error if there are pending migrations"
task abort_if_pending_migrations: :load_config do
- pending_migrations = ActiveRecord::Migrator.open(ActiveRecord::Tasks::DatabaseTasks.migrations_paths).pending_migrations
+ pending_migrations = ActiveRecord::Base.connection.migration_context.open.pending_migrations
if pending_migrations.any?
puts "You have #{pending_migrations.size} pending #{pending_migrations.size > 1 ? 'migrations:' : 'migration:'}"
diff --git a/activerecord/lib/active_record/schema.rb b/activerecord/lib/active_record/schema.rb
index 1e121f2a09..216359867c 100644
--- a/activerecord/lib/active_record/schema.rb
+++ b/activerecord/lib/active_record/schema.rb
@@ -55,7 +55,7 @@ module ActiveRecord
end
ActiveRecord::InternalMetadata.create_table
- ActiveRecord::InternalMetadata[:environment] = ActiveRecord::Migrator.current_environment
+ ActiveRecord::InternalMetadata[:environment] = connection.migration_context.current_environment
end
private
diff --git a/activerecord/lib/active_record/schema_dumper.rb b/activerecord/lib/active_record/schema_dumper.rb
index 16ccba6b6c..b8d848b999 100644
--- a/activerecord/lib/active_record/schema_dumper.rb
+++ b/activerecord/lib/active_record/schema_dumper.rb
@@ -44,7 +44,7 @@ module ActiveRecord
def initialize(connection, options = {})
@connection = connection
- @version = Migrator::current_version rescue nil
+ @version = connection.migration_context.current_version rescue nil
@options = options
end
diff --git a/activerecord/lib/active_record/tasks/database_tasks.rb b/activerecord/lib/active_record/tasks/database_tasks.rb
index 4657e51e6d..d34fbfd4a9 100644
--- a/activerecord/lib/active_record/tasks/database_tasks.rb
+++ b/activerecord/lib/active_record/tasks/database_tasks.rb
@@ -54,10 +54,10 @@ module ActiveRecord
def check_protected_environments!
unless ENV["DISABLE_DATABASE_ENVIRONMENT_CHECK"]
- current = ActiveRecord::Migrator.current_environment
- stored = ActiveRecord::Migrator.last_stored_environment
+ current = ActiveRecord::Base.connection.migration_context.current_environment
+ stored = ActiveRecord::Base.connection.migration_context.last_stored_environment
- if ActiveRecord::Migrator.protected_environment?
+ if ActiveRecord::Base.connection.migration_context.protected_environment?
raise ActiveRecord::ProtectedEnvironmentError.new(stored)
end
@@ -85,6 +85,10 @@ module ActiveRecord
@migrations_paths ||= Rails.application.paths["db/migrate"].to_a
end
+ def migration_context
+ MigrationContext.new(migrations_paths)
+ end
+
def fixtures_path
@fixtures_path ||= if ENV["FIXTURES_PATH"]
File.join(root, ENV["FIXTURES_PATH"])
@@ -169,7 +173,7 @@ module ActiveRecord
verbose = ENV["VERBOSE"] ? ENV["VERBOSE"] != "false" : true
scope = ENV["SCOPE"]
verbose_was, Migration.verbose = Migration.verbose, verbose
- Migrator.migrate(migrations_paths, target_version) do |migration|
+ Base.connection.migration_context.migrate(target_version) do |migration|
scope.blank? || scope == migration.scope
end
ActiveRecord::Base.clear_cache!
diff --git a/activerecord/test/cases/adapters/mysql2/schema_migrations_test.rb b/activerecord/test/cases/adapters/mysql2/schema_migrations_test.rb
index 62abd694bb..d7d9a2d732 100644
--- a/activerecord/test/cases/adapters/mysql2/schema_migrations_test.rb
+++ b/activerecord/test/cases/adapters/mysql2/schema_migrations_test.rb
@@ -36,7 +36,7 @@ class SchemaMigrationsTest < ActiveRecord::Mysql2TestCase
assert connection.column_exists?(table_name, :key, :string)
end
ensure
- ActiveRecord::InternalMetadata[:environment] = ActiveRecord::Migrator.current_environment
+ ActiveRecord::InternalMetadata[:environment] = connection.migration_context.current_environment
end
private
diff --git a/activerecord/test/cases/ar_schema_test.rb b/activerecord/test/cases/ar_schema_test.rb
index 83974f327e..140d7cbcae 100644
--- a/activerecord/test/cases/ar_schema_test.rb
+++ b/activerecord/test/cases/ar_schema_test.rb
@@ -48,7 +48,7 @@ class ActiveRecordSchemaTest < ActiveRecord::TestCase
assert_nothing_raised { @connection.select_all "SELECT * FROM fruits" }
assert_nothing_raised { @connection.select_all "SELECT * FROM schema_migrations" }
- assert_equal 7, ActiveRecord::Migrator::current_version
+ assert_equal 7, @connection.migration_context.current_version
end
def test_schema_define_w_table_name_prefix
@@ -64,7 +64,7 @@ class ActiveRecordSchemaTest < ActiveRecord::TestCase
t.column :flavor, :string
end
end
- assert_equal 7, ActiveRecord::Migrator::current_version
+ assert_equal 7, @connection.migration_context.current_version
ensure
ActiveRecord::Base.table_name_prefix = old_table_name_prefix
ActiveRecord::SchemaMigration.table_name = table_name
diff --git a/activerecord/test/cases/migration/pending_migrations_test.rb b/activerecord/test/cases/migration/pending_migrations_test.rb
index d0066f68be..dedb5ea502 100644
--- a/activerecord/test/cases/migration/pending_migrations_test.rb
+++ b/activerecord/test/cases/migration/pending_migrations_test.rb
@@ -4,37 +4,37 @@ require "cases/helper"
module ActiveRecord
class Migration
- class PendingMigrationsTest < ActiveRecord::TestCase
- def setup
- super
- @connection = Minitest::Mock.new
- @app = Minitest::Mock.new
- conn = @connection
- @pending = Class.new(CheckPending) {
- define_method(:connection) { conn }
- }.new(@app)
- @pending.instance_variable_set :@last_check, -1 # Force checking
- end
+ if current_adapter?(:SQLite3Adapter) && !in_memory_db?
+ class PendingMigrationsTest < ActiveRecord::TestCase
+ setup do
+ file = ActiveRecord::Base.connection.raw_connection.filename
+ @conn = ActiveRecord::Base.establish_connection adapter: "sqlite3", database: ":memory:", migrations_paths: MIGRATIONS_ROOT + "/valid"
+ source_db = SQLite3::Database.new file
+ dest_db = ActiveRecord::Base.connection.raw_connection
+ backup = SQLite3::Backup.new(dest_db, "main", source_db, "main")
+ backup.step(-1)
+ backup.finish
+ end
- def teardown
- assert @connection.verify
- assert @app.verify
- super
- end
+ teardown do
+ @conn.release_connection if @conn
+ ActiveRecord::Base.establish_connection :arunit
+ end
+
+ def test_errors_if_pending
+ ActiveRecord::Base.connection.drop_table "schema_migrations", if_exists: true
- def test_errors_if_pending
- ActiveRecord::Migrator.stub :needs_migration?, true do
- assert_raise ActiveRecord::PendingMigrationError do
- @pending.call(nil)
+ assert_raises ActiveRecord::PendingMigrationError do
+ CheckPending.new(Proc.new {}).call({})
end
end
- end
- def test_checks_if_supported
- @app.expect :call, nil, [:foo]
+ def test_checks_if_supported
+ ActiveRecord::SchemaMigration.create_table
+ migrator = Base.connection.migration_context
+ capture(:stdout) { migrator.migrate }
- ActiveRecord::Migrator.stub :needs_migration?, false do
- @pending.call(:foo)
+ assert_nil CheckPending.new(Proc.new {}).call({})
end
end
end
diff --git a/activerecord/test/cases/migration_test.rb b/activerecord/test/cases/migration_test.rb
index a3ebc8070a..ffcf6a588e 100644
--- a/activerecord/test/cases/migration_test.rb
+++ b/activerecord/test/cases/migration_test.rb
@@ -71,6 +71,16 @@ class MigrationTest < ActiveRecord::TestCase
ActiveRecord::Migration.verbose = @verbose_was
end
+ def test_migrator_migrations_path_is_deprecated
+ assert_deprecated do
+ ActiveRecord::Migrator.migrations_path = "/whatever"
+ end
+ ensure
+ assert_deprecated do
+ ActiveRecord::Migrator.migrations_path = "db/migrate"
+ end
+ end
+
def test_migration_version_matches_component_version
assert_equal ActiveRecord::VERSION::STRING.to_f, ActiveRecord::Migration.current_version
end
@@ -78,20 +88,20 @@ class MigrationTest < ActiveRecord::TestCase
def test_migrator_versions
migrations_path = MIGRATIONS_ROOT + "/valid"
old_path = ActiveRecord::Migrator.migrations_paths
- ActiveRecord::Migrator.migrations_paths = migrations_path
+ migrator = ActiveRecord::MigrationContext.new(migrations_path)
- ActiveRecord::Migrator.up(migrations_path)
- assert_equal 3, ActiveRecord::Migrator.current_version
- assert_equal false, ActiveRecord::Migrator.needs_migration?
+ migrator.up
+ assert_equal 3, migrator.current_version
+ assert_equal false, migrator.needs_migration?
- ActiveRecord::Migrator.down(MIGRATIONS_ROOT + "/valid")
- assert_equal 0, ActiveRecord::Migrator.current_version
- assert_equal true, ActiveRecord::Migrator.needs_migration?
+ migrator.down
+ assert_equal 0, migrator.current_version
+ assert_equal true, migrator.needs_migration?
ActiveRecord::SchemaMigration.create!(version: 3)
- assert_equal true, ActiveRecord::Migrator.needs_migration?
+ assert_equal true, migrator.needs_migration?
ensure
- ActiveRecord::Migrator.migrations_paths = old_path
+ ActiveRecord::MigrationContext.new(old_path)
end
def test_migration_detection_without_schema_migration_table
@@ -99,28 +109,31 @@ class MigrationTest < ActiveRecord::TestCase
migrations_path = MIGRATIONS_ROOT + "/valid"
old_path = ActiveRecord::Migrator.migrations_paths
- ActiveRecord::Migrator.migrations_paths = migrations_path
+ migrator = ActiveRecord::MigrationContext.new(migrations_path)
- assert_equal true, ActiveRecord::Migrator.needs_migration?
+ assert_equal true, migrator.needs_migration?
ensure
- ActiveRecord::Migrator.migrations_paths = old_path
+ ActiveRecord::MigrationContext.new(old_path)
end
def test_any_migrations
old_path = ActiveRecord::Migrator.migrations_paths
- ActiveRecord::Migrator.migrations_paths = MIGRATIONS_ROOT + "/valid"
+ migrator = ActiveRecord::MigrationContext.new(MIGRATIONS_ROOT + "/valid")
- assert ActiveRecord::Migrator.any_migrations?
+ assert migrator.any_migrations?
- ActiveRecord::Migrator.migrations_paths = MIGRATIONS_ROOT + "/empty"
+ migrator_empty = ActiveRecord::MigrationContext.new(MIGRATIONS_ROOT + "/empty")
- assert_not ActiveRecord::Migrator.any_migrations?
+ assert_not migrator_empty.any_migrations?
ensure
- ActiveRecord::Migrator.migrations_paths = old_path
+ ActiveRecord::MigrationContext.new(old_path)
end
def test_migration_version
- assert_nothing_raised { ActiveRecord::Migrator.run(:up, MIGRATIONS_ROOT + "/version_check", 20131219224947) }
+ migrator = ActiveRecord::MigrationContext.new(MIGRATIONS_ROOT + "/version_check")
+ assert_equal 0, migrator.current_version
+ migrator.up(20131219224947)
+ assert_equal 20131219224947, migrator.current_version
end
def test_create_table_with_force_true_does_not_drop_nonexisting_table
@@ -219,12 +232,13 @@ class MigrationTest < ActiveRecord::TestCase
assert !Reminder.table_exists?
name_filter = lambda { |migration| migration.name == "ValidPeopleHaveLastNames" }
- ActiveRecord::Migrator.up(MIGRATIONS_ROOT + "/valid", &name_filter)
+ migrator = ActiveRecord::MigrationContext.new(MIGRATIONS_ROOT + "/valid")
+ migrator.up(&name_filter)
assert_column Person, :last_name
assert_raise(ActiveRecord::StatementInvalid) { Reminder.first }
- ActiveRecord::Migrator.down(MIGRATIONS_ROOT + "/valid", &name_filter)
+ migrator.down(&name_filter)
assert_no_column Person, :last_name
assert_raise(ActiveRecord::StatementInvalid) { Reminder.first }
@@ -382,9 +396,9 @@ class MigrationTest < ActiveRecord::TestCase
current_env = ActiveRecord::ConnectionHandling::DEFAULT_ENV.call
migrations_path = MIGRATIONS_ROOT + "/valid"
old_path = ActiveRecord::Migrator.migrations_paths
- ActiveRecord::Migrator.migrations_paths = migrations_path
+ migrator = ActiveRecord::MigrationContext.new(migrations_path)
- ActiveRecord::Migrator.up(migrations_path)
+ migrator.up
assert_equal current_env, ActiveRecord::InternalMetadata[:environment]
original_rails_env = ENV["RAILS_ENV"]
@@ -395,13 +409,13 @@ class MigrationTest < ActiveRecord::TestCase
refute_equal current_env, new_env
sleep 1 # mysql by default does not store fractional seconds in the database
- ActiveRecord::Migrator.up(migrations_path)
+ migrator.up
assert_equal new_env, ActiveRecord::InternalMetadata[:environment]
ensure
- ActiveRecord::Migrator.migrations_paths = old_path
+ migrator = ActiveRecord::MigrationContext.new(old_path)
ENV["RAILS_ENV"] = original_rails_env
ENV["RACK_ENV"] = original_rack_env
- ActiveRecord::Migrator.up(migrations_path)
+ migrator.up
end
def test_internal_metadata_stores_environment_when_other_data_exists
@@ -411,14 +425,15 @@ class MigrationTest < ActiveRecord::TestCase
current_env = ActiveRecord::ConnectionHandling::DEFAULT_ENV.call
migrations_path = MIGRATIONS_ROOT + "/valid"
old_path = ActiveRecord::Migrator.migrations_paths
- ActiveRecord::Migrator.migrations_paths = migrations_path
current_env = ActiveRecord::ConnectionHandling::DEFAULT_ENV.call
- ActiveRecord::Migrator.up(migrations_path)
+ migrator = ActiveRecord::MigrationContext.new(migrations_path)
+ migrator.up
assert_equal current_env, ActiveRecord::InternalMetadata[:environment]
assert_equal "bar", ActiveRecord::InternalMetadata[:foo]
ensure
- ActiveRecord::Migrator.migrations_paths = old_path
+ migrator = ActiveRecord::MigrationContext.new(old_path)
+ migrator.up
end
def test_proper_table_name_on_migration
diff --git a/activerecord/test/cases/migrator_test.rb b/activerecord/test/cases/migrator_test.rb
index 1047ba1367..d674e4506e 100644
--- a/activerecord/test/cases/migrator_test.rb
+++ b/activerecord/test/cases/migrator_test.rb
@@ -89,7 +89,7 @@ class MigratorTest < ActiveRecord::TestCase
end
def test_finds_migrations
- migrations = ActiveRecord::Migrator.migrations(MIGRATIONS_ROOT + "/valid")
+ migrations = ActiveRecord::MigrationContext.new(MIGRATIONS_ROOT + "/valid").migrations
[[1, "ValidPeopleHaveLastNames"], [2, "WeNeedReminders"], [3, "InnocentJointable"]].each_with_index do |pair, i|
assert_equal migrations[i].version, pair.first
@@ -98,7 +98,8 @@ class MigratorTest < ActiveRecord::TestCase
end
def test_finds_migrations_in_subdirectories
- migrations = ActiveRecord::Migrator.migrations(MIGRATIONS_ROOT + "/valid_with_subdirectories")
+ migrations = ActiveRecord::MigrationContext.new(MIGRATIONS_ROOT + "/valid_with_subdirectories").migrations
+
[[1, "ValidPeopleHaveLastNames"], [2, "WeNeedReminders"], [3, "InnocentJointable"]].each_with_index do |pair, i|
assert_equal migrations[i].version, pair.first
@@ -108,7 +109,7 @@ class MigratorTest < ActiveRecord::TestCase
def test_finds_migrations_from_two_directories
directories = [MIGRATIONS_ROOT + "/valid_with_timestamps", MIGRATIONS_ROOT + "/to_copy_with_timestamps"]
- migrations = ActiveRecord::Migrator.migrations directories
+ migrations = ActiveRecord::MigrationContext.new(directories).migrations
[[20090101010101, "PeopleHaveHobbies"],
[20090101010202, "PeopleHaveDescriptions"],
@@ -121,14 +122,14 @@ class MigratorTest < ActiveRecord::TestCase
end
def test_finds_migrations_in_numbered_directory
- migrations = ActiveRecord::Migrator.migrations [MIGRATIONS_ROOT + "/10_urban"]
+ migrations = ActiveRecord::MigrationContext.new(MIGRATIONS_ROOT + "/10_urban").migrations
assert_equal 9, migrations[0].version
assert_equal "AddExpressions", migrations[0].name
end
def test_relative_migrations
list = Dir.chdir(MIGRATIONS_ROOT) do
- ActiveRecord::Migrator.migrations("valid")
+ ActiveRecord::MigrationContext.new("valid").migrations
end
migration_proxy = list.find { |item|
@@ -157,7 +158,7 @@ class MigratorTest < ActiveRecord::TestCase
["up", "002", "We need reminders"],
["down", "003", "Innocent jointable"],
["up", "010", "********** NO FILE **********"],
- ], ActiveRecord::Migrator.migrations_status(path)
+ ], ActiveRecord::MigrationContext.new(path).migrations_status
end
def test_migrations_status_in_subdirectories
@@ -171,24 +172,20 @@ class MigratorTest < ActiveRecord::TestCase
["up", "002", "We need reminders"],
["down", "003", "Innocent jointable"],
["up", "010", "********** NO FILE **********"],
- ], ActiveRecord::Migrator.migrations_status(path)
+ ], ActiveRecord::MigrationContext.new(path).migrations_status
end
def test_migrations_status_with_schema_define_in_subdirectories
- path = MIGRATIONS_ROOT + "/valid_with_subdirectories"
- prev_paths = ActiveRecord::Migrator.migrations_paths
- ActiveRecord::Migrator.migrations_paths = path
+ _, migrator = migrator_class(3)
+ migrator = migrator.new("valid_with_subdirectories")
- ActiveRecord::Schema.define(version: 3) do
- end
+ migrator.migrate
assert_equal [
- ["up", "001", "Valid people have last names"],
- ["up", "002", "We need reminders"],
- ["up", "003", "Innocent jointable"],
- ], ActiveRecord::Migrator.migrations_status(path)
- ensure
- ActiveRecord::Migrator.migrations_paths = prev_paths
+ ["up", "001", "********** NO FILE **********"],
+ ["up", "002", "********** NO FILE **********"],
+ ["up", "003", "********** NO FILE **********"],
+ ], migrator.migrations_status
end
def test_migrations_status_from_two_directories
@@ -204,7 +201,7 @@ class MigratorTest < ActiveRecord::TestCase
["down", "20100201010101", "Valid with timestamps we need reminders"],
["down", "20100301010101", "Valid with timestamps innocent jointable"],
["up", "20160528010101", "********** NO FILE **********"],
- ], ActiveRecord::Migrator.migrations_status(paths)
+ ], ActiveRecord::MigrationContext.new(paths).migrations_status
end
def test_migrator_interleaved_migrations
@@ -232,25 +229,28 @@ class MigratorTest < ActiveRecord::TestCase
def test_up_calls_up
migrations = [Sensor.new(nil, 0), Sensor.new(nil, 1), Sensor.new(nil, 2)]
- ActiveRecord::Migrator.new(:up, migrations).migrate
+ migrator = ActiveRecord::Migrator.new(:up, migrations)
+ migrator.migrate
assert migrations.all?(&:went_up)
assert migrations.all? { |m| !m.went_down }
- assert_equal 2, ActiveRecord::Migrator.current_version
+ assert_equal 2, migrator.current_version
end
def test_down_calls_down
test_up_calls_up
migrations = [Sensor.new(nil, 0), Sensor.new(nil, 1), Sensor.new(nil, 2)]
- ActiveRecord::Migrator.new(:down, migrations).migrate
+ migrator = ActiveRecord::Migrator.new(:down, migrations)
+ migrator.migrate
assert migrations.all? { |m| !m.went_up }
assert migrations.all?(&:went_down)
- assert_equal 0, ActiveRecord::Migrator.current_version
+ assert_equal 0, migrator.current_version
end
def test_current_version
ActiveRecord::SchemaMigration.create!(version: "1000")
- assert_equal 1000, ActiveRecord::Migrator.current_version
+ migrator = ActiveRecord::MigrationContext.new("db/migrate")
+ assert_equal 1000, migrator.current_version
end
def test_migrator_one_up
@@ -289,33 +289,36 @@ class MigratorTest < ActiveRecord::TestCase
def test_migrator_double_up
calls, migrations = sensors(3)
- assert_equal(0, ActiveRecord::Migrator.current_version)
+ migrator = ActiveRecord::Migrator.new(:up, migrations, 1)
+ assert_equal(0, migrator.current_version)
- ActiveRecord::Migrator.new(:up, migrations, 1).migrate
+ migrator.migrate
assert_equal [[:up, 1]], calls
calls.clear
- ActiveRecord::Migrator.new(:up, migrations, 1).migrate
+ migrator.migrate
assert_equal [], calls
end
def test_migrator_double_down
calls, migrations = sensors(3)
+ migrator = ActiveRecord::Migrator.new(:up, migrations, 1)
- assert_equal(0, ActiveRecord::Migrator.current_version)
+ assert_equal 0, migrator.current_version
- ActiveRecord::Migrator.new(:up, migrations, 1).run
+ migrator.run
assert_equal [[:up, 1]], calls
calls.clear
- ActiveRecord::Migrator.new(:down, migrations, 1).run
+ migrator = ActiveRecord::Migrator.new(:down, migrations, 1)
+ migrator.run
assert_equal [[:down, 1]], calls
calls.clear
- ActiveRecord::Migrator.new(:down, migrations, 1).run
+ migrator.run
assert_equal [], calls
- assert_equal(0, ActiveRecord::Migrator.current_version)
+ assert_equal 0, migrator.current_version
end
def test_migrator_verbosity
@@ -361,78 +364,85 @@ class MigratorTest < ActiveRecord::TestCase
def test_migrator_going_down_due_to_version_target
calls, migrator = migrator_class(3)
+ migrator = migrator.new("valid")
- migrator.up("valid", 1)
+ migrator.up(1)
assert_equal [[:up, 1]], calls
calls.clear
- migrator.migrate("valid", 0)
+ migrator.migrate(0)
assert_equal [[:down, 1]], calls
calls.clear
- migrator.migrate("valid")
+ migrator.migrate
assert_equal [[:up, 1], [:up, 2], [:up, 3]], calls
end
def test_migrator_output_when_running_multiple_migrations
_, migrator = migrator_class(3)
+ migrator = migrator.new("valid")
- result = migrator.migrate("valid")
+ result = migrator.migrate
assert_equal(3, result.count)
# Nothing migrated from duplicate run
- result = migrator.migrate("valid")
+ result = migrator.migrate
assert_equal(0, result.count)
- result = migrator.rollback("valid")
+ result = migrator.rollback
assert_equal(1, result.count)
end
def test_migrator_output_when_running_single_migration
_, migrator = migrator_class(1)
- result = migrator.run(:up, "valid", 1)
+ migrator = migrator.new("valid")
+
+ result = migrator.run(:up, 1)
assert_equal(1, result.version)
end
def test_migrator_rollback
_, migrator = migrator_class(3)
+ migrator = migrator.new("valid")
- migrator.migrate("valid")
- assert_equal(3, ActiveRecord::Migrator.current_version)
+ migrator.migrate
+ assert_equal(3, migrator.current_version)
- migrator.rollback("valid")
- assert_equal(2, ActiveRecord::Migrator.current_version)
+ migrator.rollback
+ assert_equal(2, migrator.current_version)
- migrator.rollback("valid")
- assert_equal(1, ActiveRecord::Migrator.current_version)
+ migrator.rollback
+ assert_equal(1, migrator.current_version)
- migrator.rollback("valid")
- assert_equal(0, ActiveRecord::Migrator.current_version)
+ migrator.rollback
+ assert_equal(0, migrator.current_version)
- migrator.rollback("valid")
- assert_equal(0, ActiveRecord::Migrator.current_version)
+ migrator.rollback
+ assert_equal(0, migrator.current_version)
end
def test_migrator_db_has_no_schema_migrations_table
_, migrator = migrator_class(3)
+ migrator = migrator.new("valid")
ActiveRecord::Base.connection.drop_table "schema_migrations", if_exists: true
assert_not ActiveRecord::Base.connection.table_exists?("schema_migrations")
- migrator.migrate("valid", 1)
+ migrator.migrate(1)
assert ActiveRecord::Base.connection.table_exists?("schema_migrations")
end
def test_migrator_forward
_, migrator = migrator_class(3)
- migrator.migrate("/valid", 1)
- assert_equal(1, ActiveRecord::Migrator.current_version)
+ migrator = migrator.new("/valid")
+ migrator.migrate(1)
+ assert_equal(1, migrator.current_version)
- migrator.forward("/valid", 2)
- assert_equal(3, ActiveRecord::Migrator.current_version)
+ migrator.forward(2)
+ assert_equal(3, migrator.current_version)
- migrator.forward("/valid")
- assert_equal(3, ActiveRecord::Migrator.current_version)
+ migrator.forward
+ assert_equal(3, migrator.current_version)
end
def test_only_loads_pending_migrations
@@ -440,25 +450,27 @@ class MigratorTest < ActiveRecord::TestCase
ActiveRecord::SchemaMigration.create!(version: "1")
calls, migrator = migrator_class(3)
- migrator.migrate("valid", nil)
+ migrator = migrator.new("valid")
+ migrator.migrate
assert_equal [[:up, 2], [:up, 3]], calls
end
def test_get_all_versions
_, migrator = migrator_class(3)
+ migrator = migrator.new("valid")
- migrator.migrate("valid")
- assert_equal([1, 2, 3], ActiveRecord::Migrator.get_all_versions)
+ migrator.migrate
+ assert_equal([1, 2, 3], migrator.get_all_versions)
- migrator.rollback("valid")
- assert_equal([1, 2], ActiveRecord::Migrator.get_all_versions)
+ migrator.rollback
+ assert_equal([1, 2], migrator.get_all_versions)
- migrator.rollback("valid")
- assert_equal([1], ActiveRecord::Migrator.get_all_versions)
+ migrator.rollback
+ assert_equal([1], migrator.get_all_versions)
- migrator.rollback("valid")
- assert_equal([], ActiveRecord::Migrator.get_all_versions)
+ migrator.rollback
+ assert_equal([], migrator.get_all_versions)
end
private
@@ -483,11 +495,11 @@ class MigratorTest < ActiveRecord::TestCase
def migrator_class(count)
calls, migrations = sensors(count)
- migrator = Class.new(ActiveRecord::Migrator).extend(Module.new {
- define_method(:migrations) { |paths|
+ migrator = Class.new(ActiveRecord::MigrationContext) {
+ define_method(:migrations) { |*|
migrations
}
- })
+ }
[calls, migrator]
end
end
diff --git a/activerecord/test/cases/tasks/database_tasks_test.rb b/activerecord/test/cases/tasks/database_tasks_test.rb
index c114842dec..21226352ff 100644
--- a/activerecord/test/cases/tasks/database_tasks_test.rb
+++ b/activerecord/test/cases/tasks/database_tasks_test.rb
@@ -28,10 +28,10 @@ module ActiveRecord
class DatabaseTasksUtilsTask < ActiveRecord::TestCase
def test_raises_an_error_when_called_with_protected_environment
- ActiveRecord::Migrator.stubs(:current_version).returns(1)
+ ActiveRecord::MigrationContext.any_instance.stubs(:current_version).returns(1)
protected_environments = ActiveRecord::Base.protected_environments
- current_env = ActiveRecord::Migrator.current_environment
+ current_env = ActiveRecord::Base.connection.migration_context.current_environment
assert_not_includes protected_environments, current_env
# Assert no error
ActiveRecord::Tasks::DatabaseTasks.check_protected_environments!
@@ -45,10 +45,10 @@ module ActiveRecord
end
def test_raises_an_error_when_called_with_protected_environment_which_name_is_a_symbol
- ActiveRecord::Migrator.stubs(:current_version).returns(1)
+ ActiveRecord::MigrationContext.any_instance.stubs(:current_version).returns(1)
protected_environments = ActiveRecord::Base.protected_environments
- current_env = ActiveRecord::Migrator.current_environment
+ current_env = ActiveRecord::Base.connection.migration_context.current_environment
assert_not_includes protected_environments, current_env
# Assert no error
ActiveRecord::Tasks::DatabaseTasks.check_protected_environments!
@@ -63,7 +63,7 @@ module ActiveRecord
def test_raises_an_error_if_no_migrations_have_been_made
ActiveRecord::InternalMetadata.stubs(:table_exists?).returns(false)
- ActiveRecord::Migrator.stubs(:current_version).returns(1)
+ ActiveRecord::MigrationContext.any_instance.stubs(:current_version).returns(1)
assert_raise(ActiveRecord::NoEnvironmentInSchemaError) do
ActiveRecord::Tasks::DatabaseTasks.check_protected_environments!
@@ -347,50 +347,92 @@ module ActiveRecord
end
end
- class DatabaseTasksMigrateTest < ActiveRecord::TestCase
- self.use_transactional_tests = false
+ if current_adapter?(:SQLite3Adapter) && !in_memory_db?
+ class DatabaseTasksMigrateTest < ActiveRecord::TestCase
+ self.use_transactional_tests = false
+
+ # Use a memory db here to avoid having to rollback at the end
+ setup do
+ migrations_path = MIGRATIONS_ROOT + "/valid"
+ file = ActiveRecord::Base.connection.raw_connection.filename
+ @conn = ActiveRecord::Base.establish_connection adapter: "sqlite3",
+ database: ":memory:", migrations_paths: migrations_path
+ source_db = SQLite3::Database.new file
+ dest_db = ActiveRecord::Base.connection.raw_connection
+ backup = SQLite3::Backup.new(dest_db, "main", source_db, "main")
+ backup.step(-1)
+ backup.finish
+ end
- def setup
- ActiveRecord::Tasks::DatabaseTasks.migrations_paths = "custom/path"
- end
+ teardown do
+ @conn.release_connection if @conn
+ ActiveRecord::Base.establish_connection :arunit
+ end
- def teardown
- ActiveRecord::Tasks::DatabaseTasks.migrations_paths = nil
- end
+ def test_migrate_set_and_unset_verbose_and_version_env_vars
+ verbose, version = ENV["VERBOSE"], ENV["VERSION"]
+ ENV["VERSION"] = "2"
+ ENV["VERBOSE"] = "false"
- def test_migrate_receives_correct_env_vars
- verbose, version = ENV["VERBOSE"], ENV["VERSION"]
+ # run down migration because it was already run on copied db
+ assert_empty capture_migration_output
- ENV["VERBOSE"] = "false"
- ENV["VERSION"] = "4"
- ActiveRecord::Migrator.expects(:migrate).with("custom/path", 4)
- ActiveRecord::Migration.expects(:verbose=).with(false)
- ActiveRecord::Migration.expects(:verbose=).with(ActiveRecord::Migration.verbose)
- ActiveRecord::Tasks::DatabaseTasks.migrate
+ ENV.delete("VERSION")
+ ENV.delete("VERBOSE")
- ENV.delete("VERBOSE")
- ENV.delete("VERSION")
- ActiveRecord::Migrator.expects(:migrate).with("custom/path", nil)
- ActiveRecord::Migration.expects(:verbose=).with(true)
- ActiveRecord::Migration.expects(:verbose=).with(ActiveRecord::Migration.verbose)
- ActiveRecord::Tasks::DatabaseTasks.migrate
+ # re-run up migration
+ assert_includes capture_migration_output, "migrating"
+ ensure
+ ENV["VERBOSE"], ENV["VERSION"] = verbose, version
+ end
- ENV["VERBOSE"] = ""
- ENV["VERSION"] = ""
- ActiveRecord::Migrator.expects(:migrate).with("custom/path", nil)
- ActiveRecord::Migration.expects(:verbose=).with(true)
- ActiveRecord::Migration.expects(:verbose=).with(ActiveRecord::Migration.verbose)
- ActiveRecord::Tasks::DatabaseTasks.migrate
+ def test_migrate_set_and_unset_empty_values_for_verbose_and_version_env_vars
+ verbose, version = ENV["VERBOSE"], ENV["VERSION"]
- ENV["VERBOSE"] = "yes"
- ENV["VERSION"] = "0"
- ActiveRecord::Migrator.expects(:migrate).with("custom/path", 0)
- ActiveRecord::Migration.expects(:verbose=).with(true)
- ActiveRecord::Migration.expects(:verbose=).with(ActiveRecord::Migration.verbose)
- ActiveRecord::Tasks::DatabaseTasks.migrate
- ensure
- ENV["VERBOSE"], ENV["VERSION"] = verbose, version
+ ENV["VERSION"] = "2"
+ ENV["VERBOSE"] = "false"
+
+ # run down migration because it was already run on copied db
+ assert_empty capture_migration_output
+
+ ENV["VERBOSE"] = ""
+ ENV["VERSION"] = ""
+
+ # re-run up migration
+ assert_includes capture_migration_output, "migrating"
+ ensure
+ ENV["VERBOSE"], ENV["VERSION"] = verbose, version
+ end
+
+ def test_migrate_set_and_unset_nonsense_values_for_verbose_and_version_env_vars
+ verbose, version = ENV["VERBOSE"], ENV["VERSION"]
+
+ # run down migration because it was already run on copied db
+ ENV["VERSION"] = "2"
+ ENV["VERBOSE"] = "false"
+
+ assert_empty capture_migration_output
+
+ ENV["VERBOSE"] = "yes"
+ ENV["VERSION"] = "2"
+
+ # run no migration because 2 was already run
+ assert_empty capture_migration_output
+ ensure
+ ENV["VERBOSE"], ENV["VERSION"] = verbose, version
+ end
+
+ private
+ def capture_migration_output
+ capture(:stdout) do
+ ActiveRecord::Tasks::DatabaseTasks.migrate
+ end
+ end
end
+ end
+
+ class DatabaseTasksMigrateErrorTest < ActiveRecord::TestCase
+ self.use_transactional_tests = false
def test_migrate_raise_error_on_invalid_version_format
version = ENV["VERSION"]
diff --git a/activestorage/test/database/setup.rb b/activestorage/test/database/setup.rb
index 705650a25d..daeeb5695b 100644
--- a/activestorage/test/database/setup.rb
+++ b/activestorage/test/database/setup.rb
@@ -3,5 +3,5 @@
require_relative "create_users_migration"
ActiveRecord::Base.establish_connection(adapter: "sqlite3", database: ":memory:")
-ActiveRecord::Migrator.migrate File.expand_path("../../db/migrate", __dir__)
+ActiveRecord::Base.connection.migration_context.migrate
ActiveStorageCreateUsers.migrate(:up)
diff --git a/railties/lib/rails/info.rb b/railties/lib/rails/info.rb
index d8f361f524..d5c9973c6b 100644
--- a/railties/lib/rails/info.rb
+++ b/railties/lib/rails/info.rb
@@ -99,7 +99,7 @@ module Rails
end
property "Database schema version" do
- ActiveRecord::Migrator.current_version rescue nil
+ ActiveRecord::Base.connection.migration_context.current_version rescue nil
end
end
end
diff --git a/railties/test/application/rake/migrations_test.rb b/railties/test/application/rake/migrations_test.rb
index 788f9160d6..1b45e0645c 100644
--- a/railties/test/application/rake/migrations_test.rb
+++ b/railties/test/application/rake/migrations_test.rb
@@ -37,6 +37,18 @@ module ApplicationTests
assert_match(/AMigration: reverted/, output)
end
+ test "version outputs current version" do
+ app_file "db/migrate/01_one_migration.rb", <<-MIGRATION
+ class OneMigration < ActiveRecord::Migration::Current
+ end
+ MIGRATION
+
+ rails "db:migrate"
+
+ output = rails("db:version")
+ assert_match(/Current version: 1/, output)
+ end
+
test "migrate with specified VERSION in different formats" do
app_file "db/migrate/01_one_migration.rb", <<-MIGRATION
class OneMigration < ActiveRecord::Migration::Current
diff --git a/railties/test/railties/engine_test.rb b/railties/test/railties/engine_test.rb
index 339a56c34f..a59c63f343 100644
--- a/railties/test/railties/engine_test.rb
+++ b/railties/test/railties/engine_test.rb
@@ -34,7 +34,7 @@ module RailtiesTest
def migrations
migration_root = File.expand_path(ActiveRecord::Migrator.migrations_paths.first, app_path)
- ActiveRecord::Migrator.migrations(migration_root)
+ ActiveRecord::MigrationContext.new(migration_root).migrations
end
test "serving sprocket's assets" do