125 lines
4.2 KiB
Ruby
125 lines
4.2 KiB
Ruby
require "cases/helper"
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require 'models/course'
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class FirebirdMigrationTest < ActiveRecord::TestCase
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self.use_transactional_fixtures = false
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def setup
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# using Course connection for tests -- need a db that doesn't already have a BOOLEAN domain
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@connection = Course.connection
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@fireruby_connection = @connection.instance_variable_get(:@connection)
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end
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def teardown
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@connection.drop_table :foo rescue nil
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@connection.execute("DROP DOMAIN D_BOOLEAN") rescue nil
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end
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def test_create_table_with_custom_sequence_name
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assert_nothing_raised do
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@connection.create_table(:foo, :sequence => 'foo_custom_seq') do |f|
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f.column :bar, :string
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end
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end
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assert !sequence_exists?('foo_seq')
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assert sequence_exists?('foo_custom_seq')
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assert_nothing_raised { @connection.drop_table(:foo, :sequence => 'foo_custom_seq') }
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assert !sequence_exists?('foo_custom_seq')
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ensure
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FireRuby::Generator.new('foo_custom_seq', @fireruby_connection).drop rescue nil
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end
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def test_create_table_without_sequence
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assert_nothing_raised do
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@connection.create_table(:foo, :sequence => false) do |f|
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f.column :bar, :string
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end
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end
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assert !sequence_exists?('foo_seq')
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assert_nothing_raised { @connection.drop_table :foo }
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assert_nothing_raised do
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@connection.create_table(:foo, :id => false) do |f|
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f.column :bar, :string
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end
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end
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assert !sequence_exists?('foo_seq')
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assert_nothing_raised { @connection.drop_table :foo }
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end
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def test_create_table_with_boolean_column
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assert !boolean_domain_exists?
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assert_nothing_raised do
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@connection.create_table :foo do |f|
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f.column :bar, :string
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f.column :baz, :boolean
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end
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end
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assert boolean_domain_exists?
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end
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def test_add_boolean_column
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assert !boolean_domain_exists?
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@connection.create_table :foo do |f|
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f.column :bar, :string
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end
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assert_nothing_raised { @connection.add_column :foo, :baz, :boolean }
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assert boolean_domain_exists?
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assert_equal :boolean, @connection.columns(:foo).find { |c| c.name == "baz" }.type
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end
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def test_change_column_to_boolean
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assert !boolean_domain_exists?
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# Manually create table with a SMALLINT column, which can be changed to a BOOLEAN
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@connection.execute "CREATE TABLE foo (bar SMALLINT)"
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assert_equal :integer, @connection.columns(:foo).find { |c| c.name == "bar" }.type
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assert_nothing_raised { @connection.change_column :foo, :bar, :boolean }
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assert boolean_domain_exists?
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assert_equal :boolean, @connection.columns(:foo).find { |c| c.name == "bar" }.type
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end
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def test_rename_table_with_data_and_index
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@connection.create_table :foo do |f|
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f.column :baz, :string, :limit => 50
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end
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100.times { |i| @connection.execute "INSERT INTO foo VALUES (GEN_ID(foo_seq, 1), 'record #{i+1}')" }
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@connection.add_index :foo, :baz
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assert_nothing_raised { @connection.rename_table :foo, :bar }
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assert !@connection.tables.include?("foo")
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assert @connection.tables.include?("bar")
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assert_equal "index_bar_on_baz", @connection.indexes("bar").first.name
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assert_equal 100, FireRuby::Generator.new("bar_seq", @fireruby_connection).last
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assert_equal 100, @connection.select_one("SELECT COUNT(*) FROM bar")["count"]
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ensure
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@connection.drop_table :bar rescue nil
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end
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def test_renaming_table_with_fk_constraint_raises_error
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@connection.create_table :parent do |p|
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p.column :name, :string
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end
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@connection.create_table :child do |c|
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c.column :parent_id, :integer
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end
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@connection.execute "ALTER TABLE child ADD CONSTRAINT fk_child_parent FOREIGN KEY(parent_id) REFERENCES parent(id)"
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assert_raise(ActiveRecord::ActiveRecordError) { @connection.rename_table :child, :descendant }
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ensure
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@connection.drop_table :child rescue nil
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@connection.drop_table :descendant rescue nil
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@connection.drop_table :parent rescue nil
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end
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private
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def boolean_domain_exists?
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!@connection.select_one("SELECT 1 FROM rdb$fields WHERE rdb$field_name = 'D_BOOLEAN'").nil?
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end
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def sequence_exists?(sequence_name)
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FireRuby::Generator.exists?(sequence_name, @fireruby_connection)
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end
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end
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