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require "cases/migration/helper"
module ActiveRecord
class Migration
class RenameTableTest < ActiveRecord::TestCase
include ActiveRecord::Migration::TestHelper
self.use_transactional_fixtures = 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
def test_rename_table_for_sqlite_should_work_with_reserved_words
renamed = false
skip "not supported" unless current_adapter?(:SQLite3Adapter)
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
def test_rename_table
rename_table :test_models, :octopi
# Using explicit id in insert for compatibility across all databases
connection.enable_identity_insert("octopi", true) if current_adapter?(:SybaseAdapter)
connection.execute "INSERT INTO octopi (#{connection.quote_column_name('id')}, #{connection.quote_column_name('url')}) VALUES (1, 'http://www.foreverflying.com/octopus-black7.jpg')"
connection.enable_identity_insert("octopi", false) if current_adapter?(:SybaseAdapter)
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
# Using explicit id in insert for compatibility across all databases
connection.enable_identity_insert("octopi", true) if current_adapter?(:SybaseAdapter)
connection.execute "INSERT INTO octopi (#{connection.quote_column_name('id')}, #{connection.quote_column_name('url')}) VALUES (1, 'http://www.foreverflying.com/octopus-black7.jpg')"
connection.enable_identity_insert("octopi", false) if current_adapter?(:SybaseAdapter)
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 index.columns.include?("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
def test_rename_table_for_postgresql_should_also_rename_default_sequence
skip 'not supported' unless current_adapter?(:PostgreSQLAdapter)
rename_table :test_models, :octopi
pk, seq = connection.pk_and_sequence_for('octopi')
assert_equal "octopi_#{pk}_seq", seq
end
end
end
end
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