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require "cases/migration/helper"
module ActiveRecord
class Migration
class RenameTableTest < ActiveRecord::TestCase
include ActiveRecord::Migration::TestHelper
self.use_transactional_tests = false
def setup
super
add_column "test_models", :url, :string
remove_column "test_models", :created_at
remove_column "test_models", :updated_at
end
def teardown
rename_table :octopi, :test_models if connection.table_exists? :octopi
super
end
if current_adapter?(:SQLite3Adapter)
def test_rename_table_for_sqlite_should_work_with_reserved_words
renamed = false
add_column :test_models, :url, :string
connection.rename_table :references, :old_references
connection.rename_table :test_models, :references
renamed = true
# Using explicit id in insert for compatibility across all databases
connection.execute "INSERT INTO 'references' (url, created_at, updated_at) VALUES ('http://rubyonrails.com', 0, 0)"
assert_equal "http://rubyonrails.com", connection.select_value("SELECT url FROM 'references' WHERE id=1")
ensure
return unless renamed
connection.rename_table :references, :test_models
connection.rename_table :old_references, :references
end
end
unless current_adapter?(:FbAdapter) # Firebird cannot rename tables
def test_rename_table
rename_table :test_models, :octopi
connection.execute "INSERT INTO octopi (#{connection.quote_column_name('id')}, #{connection.quote_column_name('url')}) VALUES (1, 'http://www.foreverflying.com/octopus-black7.jpg')"
assert_equal "http://www.foreverflying.com/octopus-black7.jpg", connection.select_value("SELECT url FROM octopi WHERE id=1")
end
def test_rename_table_with_an_index
add_index :test_models, :url
rename_table :test_models, :octopi
connection.execute "INSERT INTO octopi (#{connection.quote_column_name('id')}, #{connection.quote_column_name('url')}) VALUES (1, 'http://www.foreverflying.com/octopus-black7.jpg')"
assert_equal "http://www.foreverflying.com/octopus-black7.jpg", connection.select_value("SELECT url FROM octopi WHERE id=1")
index = connection.indexes(:octopi).first
assert_includes index.columns, "url"
assert_equal "index_octopi_on_url", index.name
end
def test_rename_table_does_not_rename_custom_named_index
add_index :test_models, :url, name: "special_url_idx"
rename_table :test_models, :octopi
assert_equal ["special_url_idx"], connection.indexes(:octopi).map(&:name)
end
end
if current_adapter?(:PostgreSQLAdapter)
def test_rename_table_for_postgresql_should_also_rename_default_sequence
rename_table :test_models, :octopi
pk, seq = connection.pk_and_sequence_for("octopi")
assert_equal ConnectionAdapters::PostgreSQL::Name.new("public", "octopi_#{pk}_seq"), seq
end
def test_renaming_table_doesnt_attempt_to_rename_non_existent_sequences
connection.create_table :cats, id: :uuid
assert_nothing_raised { rename_table :cats, :felines }
assert connection.table_exists? :felines
ensure
connection.drop_table :cats, if_exists: true
connection.drop_table :felines, if_exists: true
end
end
end
end
end
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