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require "cases/helper"
require 'bigdecimal/util'
require 'models/person'
require 'models/topic'
require 'models/developer'
require MIGRATIONS_ROOT + "/valid/2_we_need_reminders"
require MIGRATIONS_ROOT + "/rename/1_we_need_things"
require MIGRATIONS_ROOT + "/rename/2_rename_things"
require MIGRATIONS_ROOT + "/decimal/1_give_me_big_numbers"
class BigNumber < ActiveRecord::Base; end
class Reminder < ActiveRecord::Base; end
class Thing < ActiveRecord::Base; end
class ActiveRecord::Migration
class << self
attr_accessor :message_count
end
def puts(text="")
ActiveRecord::Migration.message_count ||= 0
ActiveRecord::Migration.message_count += 1
end
end
class MigrationTest < ActiveRecord::TestCase
self.use_transactional_fixtures = false
fixtures :people
def setup
super
ActiveRecord::Migration.verbose = true
ActiveRecord::Migration.message_count = 0
end
def teardown
ActiveRecord::Base.connection.initialize_schema_migrations_table
ActiveRecord::Base.connection.execute "DELETE FROM #{ActiveRecord::Migrator.schema_migrations_table_name}"
%w(things awesome_things prefix_things_suffix prefix_awesome_things_suffix).each do |table|
Thing.connection.drop_table(table) rescue nil
end
Thing.reset_column_information
%w(reminders people_reminders prefix_reminders_suffix).each do |table|
Reminder.connection.drop_table(table) rescue nil
end
Reminder.reset_column_information
%w(last_name key bio age height wealth birthday favorite_day
moment_of_truth male administrator funny).each do |column|
Person.connection.remove_column('people', column) rescue nil
end
Person.connection.remove_column("people", "first_name") rescue nil
Person.connection.remove_column("people", "middle_name") rescue nil
Person.connection.add_column("people", "first_name", :string, :limit => 40)
Person.reset_column_information
end
def test_create_table_with_force_true_does_not_drop_nonexisting_table
if Person.connection.table_exists?(:testings2)
Person.connection.drop_table :testings2
end
# using a copy as we need the drop_table method to
# continue to work for the ensure block of the test
temp_conn = Person.connection.dup
temp_conn.expects(:drop_table).never
temp_conn.create_table :testings2, :force => true do |t|
t.column :foo, :string
end
ensure
Person.connection.drop_table :testings2 rescue nil
end
# We specifically do a manual INSERT here, and then test only the SELECT
# functionality. This allows us to more easily catch INSERT being broken,
# but SELECT actually working fine.
def test_native_decimal_insert_manual_vs_automatic
correct_value = '0012345678901234567890.0123456789'.to_d
Person.delete_all
Person.connection.add_column "people", "wealth", :decimal, :precision => '30', :scale => '10'
Person.reset_column_information
# Do a manual insertion
if current_adapter?(:OracleAdapter)
Person.connection.execute "insert into people (id, wealth, created_at, updated_at) values (people_seq.nextval, 12345678901234567890.0123456789, sysdate, sysdate)"
elsif current_adapter?(:OpenBaseAdapter) || (current_adapter?(:MysqlAdapter) && Mysql.client_version < 50003) #before mysql 5.0.3 decimals stored as strings
Person.connection.execute "insert into people (wealth, created_at, updated_at) values ('12345678901234567890.0123456789', 0, 0)"
elsif current_adapter?(:PostgreSQLAdapter)
Person.connection.execute "insert into people (wealth, created_at, updated_at) values (12345678901234567890.0123456789, now(), now())"
else
Person.connection.execute "insert into people (wealth, created_at, updated_at) values (12345678901234567890.0123456789, 0, 0)"
end
# SELECT
row = Person.find(:first)
assert_kind_of BigDecimal, row.wealth
# If this assert fails, that means the SELECT is broken!
unless current_adapter?(:SQLite3Adapter)
assert_equal correct_value, row.wealth
end
# Reset to old state
Person.delete_all
# Now use the Rails insertion
assert_nothing_raised { Person.create :wealth => BigDecimal.new("12345678901234567890.0123456789") }
# SELECT
row = Person.find(:first)
assert_kind_of BigDecimal, row.wealth
# If these asserts fail, that means the INSERT (create function, or cast to SQL) is broken!
unless current_adapter?(:SQLite3Adapter)
assert_equal correct_value, row.wealth
end
# Reset to old state
Person.connection.del_column "people", "wealth" rescue nil
Person.reset_column_information
end
def test_add_column_with_precision_and_scale
Person.connection.add_column 'people', 'wealth', :decimal, :precision => 9, :scale => 7
Person.reset_column_information
wealth_column = Person.columns_hash['wealth']
assert_equal 9, wealth_column.precision
assert_equal 7, wealth_column.scale
end
# Test SQLite adapter specifically for decimal types with precision and scale
# attributes, since these need to be maintained in schema but aren't actually
# used in SQLite itself
def test_change_column_with_new_precision_and_scale
skip "only on sqlite3" unless current_adapter?(:SQLite3Adapter)
Person.delete_all
Person.connection.add_column 'people', 'wealth', :decimal, :precision => 9, :scale => 7
Person.reset_column_information
Person.connection.change_column 'people', 'wealth', :decimal, :precision => 12, :scale => 8
Person.reset_column_information
wealth_column = Person.columns_hash['wealth']
assert_equal 12, wealth_column.precision
assert_equal 8, wealth_column.scale
end
def test_change_column_preserve_other_column_precision_and_scale
skip "only on sqlite3" unless current_adapter?(:SQLite3Adapter)
Person.delete_all
Person.connection.add_column 'people', 'last_name', :string
Person.connection.add_column 'people', 'wealth', :decimal, :precision => 9, :scale => 7
Person.reset_column_information
wealth_column = Person.columns_hash['wealth']
assert_equal 9, wealth_column.precision
assert_equal 7, wealth_column.scale
Person.connection.change_column 'people', 'last_name', :string, :null => false
Person.reset_column_information
wealth_column = Person.columns_hash['wealth']
assert_equal 9, wealth_column.precision
assert_equal 7, wealth_column.scale
end
def test_native_types
Person.delete_all
Person.connection.add_column "people", "last_name", :string
Person.connection.add_column "people", "bio", :text
Person.connection.add_column "people", "age", :integer
Person.connection.add_column "people", "height", :float
Person.connection.add_column "people", "wealth", :decimal, :precision => '30', :scale => '10'
Person.connection.add_column "people", "birthday", :datetime
Person.connection.add_column "people", "favorite_day", :date
Person.connection.add_column "people", "moment_of_truth", :datetime
Person.connection.add_column "people", "male", :boolean
Person.reset_column_information
assert_nothing_raised do
Person.create :first_name => 'bob', :last_name => 'bobsen',
:bio => "I was born ....", :age => 18, :height => 1.78,
:wealth => BigDecimal.new("12345678901234567890.0123456789"),
:birthday => 18.years.ago, :favorite_day => 10.days.ago,
:moment_of_truth => "1782-10-10 21:40:18", :male => true
end
bob = Person.find(:first)
assert_equal 'bob', bob.first_name
assert_equal 'bobsen', bob.last_name
assert_equal "I was born ....", bob.bio
assert_equal 18, bob.age
# Test for 30 significant digits (beyond the 16 of float), 10 of them
# after the decimal place.
unless current_adapter?(:SQLite3Adapter)
assert_equal BigDecimal.new("0012345678901234567890.0123456789"), bob.wealth
end
assert_equal true, bob.male?
assert_equal String, bob.first_name.class
assert_equal String, bob.last_name.class
assert_equal String, bob.bio.class
assert_equal Fixnum, bob.age.class
assert_equal Time, bob.birthday.class
if current_adapter?(:OracleAdapter, :SybaseAdapter)
# Sybase, and Oracle don't differentiate between date/time
assert_equal Time, bob.favorite_day.class
else
assert_equal Date, bob.favorite_day.class
end
# Oracle adapter stores Time or DateTime with timezone value already in _before_type_cast column
# therefore no timezone change is done afterwards when default timezone is changed
unless current_adapter?(:OracleAdapter)
# Test DateTime column and defaults, including timezone.
# FIXME: moment of truth may be Time on 64-bit platforms.
if bob.moment_of_truth.is_a?(DateTime)
with_env_tz 'US/Eastern' do
bob.reload
assert_equal DateTime.local_offset, bob.moment_of_truth.offset
assert_not_equal 0, bob.moment_of_truth.offset
assert_not_equal "Z", bob.moment_of_truth.zone
# US/Eastern is -5 hours from GMT
assert_equal Rational(-5, 24), bob.moment_of_truth.offset
assert_match(/\A-05:?00\Z/, bob.moment_of_truth.zone) #ruby 1.8.6 uses HH:MM, prior versions use HHMM
assert_equal DateTime::ITALY, bob.moment_of_truth.start
end
end
end
assert_instance_of TrueClass, bob.male?
assert_kind_of BigDecimal, bob.wealth
end
def test_unabstracted_database_dependent_types
skip "not supported" unless current_adapter?(:MysqlAdapter, :Mysql2Adapter)
Person.delete_all
ActiveRecord::Migration.add_column :people, :intelligence_quotient, :tinyint
Person.reset_column_information
assert_match(/tinyint/, Person.columns_hash['intelligence_quotient'].sql_type)
ensure
ActiveRecord::Migration.remove_column :people, :intelligence_quotient rescue nil
end
def test_add_remove_single_field_using_string_arguments
assert !Person.column_methods_hash.include?(:last_name)
ActiveRecord::Migration.add_column 'people', 'last_name', :string
Person.reset_column_information
assert Person.column_methods_hash.include?(:last_name)
ActiveRecord::Migration.remove_column 'people', 'last_name'
Person.reset_column_information
assert !Person.column_methods_hash.include?(:last_name)
end
def test_add_remove_single_field_using_symbol_arguments
assert !Person.column_methods_hash.include?(:last_name)
ActiveRecord::Migration.add_column :people, :last_name, :string
Person.reset_column_information
assert Person.column_methods_hash.include?(:last_name)
ActiveRecord::Migration.remove_column :people, :last_name
Person.reset_column_information
assert !Person.column_methods_hash.include?(:last_name)
end
def test_add_rename
Person.delete_all
begin
Person.connection.add_column "people", "girlfriend", :string
Person.reset_column_information
Person.create :girlfriend => 'bobette'
Person.connection.rename_column "people", "girlfriend", "exgirlfriend"
Person.reset_column_information
bob = Person.find(:first)
assert_equal "bobette", bob.exgirlfriend
ensure
Person.connection.remove_column("people", "girlfriend") rescue nil
Person.connection.remove_column("people", "exgirlfriend") rescue nil
end
end
def test_rename_column_using_symbol_arguments
begin
names_before = Person.find(:all).map(&:first_name)
Person.connection.rename_column :people, :first_name, :nick_name
Person.reset_column_information
assert Person.column_names.include?("nick_name")
assert_equal names_before, Person.find(:all).map(&:nick_name)
ensure
Person.connection.remove_column("people","nick_name")
Person.connection.add_column("people","first_name", :string)
end
end
def test_rename_column
begin
names_before = Person.find(:all).map(&:first_name)
Person.connection.rename_column "people", "first_name", "nick_name"
Person.reset_column_information
assert Person.column_names.include?("nick_name")
assert_equal names_before, Person.find(:all).map(&:nick_name)
ensure
Person.connection.remove_column("people","nick_name")
Person.connection.add_column("people","first_name", :string)
end
end
def test_rename_column_preserves_default_value_not_null
begin
default_before = Developer.connection.columns("developers").find { |c| c.name == "salary" }.default
assert_equal 70000, default_before
Developer.connection.rename_column "developers", "salary", "anual_salary"
Developer.reset_column_information
assert Developer.column_names.include?("anual_salary")
default_after = Developer.connection.columns("developers").find { |c| c.name == "anual_salary" }.default
assert_equal 70000, default_after
ensure
Developer.connection.rename_column "developers", "anual_salary", "salary"
Developer.reset_column_information
end
end
def test_rename_nonexistent_column
ActiveRecord::Base.connection.create_table(:hats) do |table|
table.column :hat_name, :string, :default => nil
end
exception = if current_adapter?(:PostgreSQLAdapter, :OracleAdapter)
ActiveRecord::StatementInvalid
else
ActiveRecord::ActiveRecordError
end
assert_raise(exception) do
Person.connection.rename_column "hats", "nonexistent", "should_fail"
end
ensure
ActiveRecord::Base.connection.drop_table(:hats)
end
def test_rename_column_with_sql_reserved_word
begin
assert_nothing_raised { Person.connection.rename_column "people", "first_name", "group" }
Person.reset_column_information
assert Person.column_names.include?("group")
ensure
Person.connection.remove_column("people", "group") rescue nil
Person.connection.add_column("people", "first_name", :string) rescue nil
end
end
def test_rename_column_with_an_index
ActiveRecord::Base.connection.create_table(:hats) do |table|
table.column :hat_name, :string, :limit => 100
table.column :hat_size, :integer
end
Person.connection.add_index :hats, :hat_name
assert_nothing_raised do
Person.connection.rename_column "hats", "hat_name", "name"
end
ensure
ActiveRecord::Base.connection.drop_table(:hats)
end
def test_remove_column_with_index
ActiveRecord::Base.connection.create_table(:hats) do |table|
table.column :hat_name, :string, :limit => 100
table.column :hat_size, :integer
end
ActiveRecord::Base.connection.add_index "hats", "hat_size"
assert_nothing_raised { Person.connection.remove_column("hats", "hat_size") }
ensure
ActiveRecord::Base.connection.drop_table(:hats)
end
def test_remove_column_with_multi_column_index
ActiveRecord::Base.connection.create_table(:hats) do |table|
table.column :hat_name, :string, :limit => 100
table.column :hat_size, :integer
table.column :hat_style, :string, :limit => 100
end
ActiveRecord::Base.connection.add_index "hats", ["hat_style", "hat_size"], :unique => true
assert_nothing_raised { Person.connection.remove_column("hats", "hat_size") }
ensure
ActiveRecord::Base.connection.drop_table(:hats)
end
def test_remove_column_no_second_parameter_raises_exception
assert_raise(ArgumentError) { Person.connection.remove_column("funny") }
end
def test_change_type_of_not_null_column
assert_nothing_raised do
Topic.connection.change_column "topics", "written_on", :datetime, :null => false
Topic.reset_column_information
Topic.connection.change_column "topics", "written_on", :datetime, :null => false
Topic.reset_column_information
Topic.connection.change_column "topics", "written_on", :datetime, :null => true
Topic.reset_column_information
end
end
def test_rename_table_for_sqlite_should_work_with_reserved_words
skip "not supported" unless current_adapter?(:SQLite3Adapter)
begin
assert_nothing_raised do
ActiveRecord::Base.connection.rename_table :references, :old_references
ActiveRecord::Base.connection.create_table :octopuses do |t|
t.column :url, :string
end
end
assert_nothing_raised { ActiveRecord::Base.connection.rename_table :octopuses, :references }
# Using explicit id in insert for compatibility across all databases
con = ActiveRecord::Base.connection
assert_nothing_raised do
con.execute "INSERT INTO 'references' (#{con.quote_column_name('id')}, #{con.quote_column_name('url')}) VALUES (1, 'http://rubyonrails.com')"
end
assert_equal 'http://rubyonrails.com', ActiveRecord::Base.connection.select_value("SELECT url FROM 'references' WHERE id=1")
ensure
ActiveRecord::Base.connection.drop_table :references
ActiveRecord::Base.connection.rename_table :old_references, :references
end
end
def test_rename_table
begin
ActiveRecord::Base.connection.create_table :octopuses do |t|
t.column :url, :string
end
ActiveRecord::Base.connection.rename_table :octopuses, :octopi
# Using explicit id in insert for compatibility across all databases
con = ActiveRecord::Base.connection
con.enable_identity_insert("octopi", true) if current_adapter?(:SybaseAdapter)
assert_nothing_raised { con.execute "INSERT INTO octopi (#{con.quote_column_name('id')}, #{con.quote_column_name('url')}) VALUES (1, 'http://www.foreverflying.com/octopus-black7.jpg')" }
con.enable_identity_insert("octopi", false) if current_adapter?(:SybaseAdapter)
assert_equal 'http://www.foreverflying.com/octopus-black7.jpg', ActiveRecord::Base.connection.select_value("SELECT url FROM octopi WHERE id=1")
ensure
ActiveRecord::Base.connection.drop_table :octopuses rescue nil
ActiveRecord::Base.connection.drop_table :octopi rescue nil
end
end
def test_change_column_nullability
Person.delete_all
Person.connection.add_column "people", "funny", :boolean
Person.reset_column_information
assert Person.columns_hash["funny"].null, "Column 'funny' must initially allow nulls"
Person.connection.change_column "people", "funny", :boolean, :null => false, :default => true
Person.reset_column_information
assert !Person.columns_hash["funny"].null, "Column 'funny' must *not* allow nulls at this point"
Person.connection.change_column "people", "funny", :boolean, :null => true
Person.reset_column_information
assert Person.columns_hash["funny"].null, "Column 'funny' must allow nulls again at this point"
end
def test_rename_table_with_an_index
begin
ActiveRecord::Base.connection.create_table :octopuses do |t|
t.column :url, :string
end
ActiveRecord::Base.connection.add_index :octopuses, :url
ActiveRecord::Base.connection.rename_table :octopuses, :octopi
# Using explicit id in insert for compatibility across all databases
con = ActiveRecord::Base.connection
con.enable_identity_insert("octopi", true) if current_adapter?(:SybaseAdapter)
assert_nothing_raised { con.execute "INSERT INTO octopi (#{con.quote_column_name('id')}, #{con.quote_column_name('url')}) VALUES (1, 'http://www.foreverflying.com/octopus-black7.jpg')" }
con.enable_identity_insert("octopi", false) if current_adapter?(:SybaseAdapter)
assert_equal 'http://www.foreverflying.com/octopus-black7.jpg', ActiveRecord::Base.connection.select_value("SELECT url FROM octopi WHERE id=1")
assert ActiveRecord::Base.connection.indexes(:octopi).first.columns.include?("url")
ensure
ActiveRecord::Base.connection.drop_table :octopuses rescue nil
ActiveRecord::Base.connection.drop_table :octopi rescue nil
end
end
def test_change_column
Person.connection.add_column 'people', 'age', :integer
label = "test_change_column Columns"
old_columns = Person.connection.columns(Person.table_name, label)
assert old_columns.find { |c| c.name == 'age' and c.type == :integer }
assert_nothing_raised { Person.connection.change_column "people", "age", :string }
new_columns = Person.connection.columns(Person.table_name, label)
assert_nil new_columns.find { |c| c.name == 'age' and c.type == :integer }
assert new_columns.find { |c| c.name == 'age' and c.type == :string }
old_columns = Topic.connection.columns(Topic.table_name, label)
assert old_columns.find { |c| c.name == 'approved' and c.type == :boolean and c.default == true }
assert_nothing_raised { Topic.connection.change_column :topics, :approved, :boolean, :default => false }
new_columns = Topic.connection.columns(Topic.table_name, label)
assert_nil new_columns.find { |c| c.name == 'approved' and c.type == :boolean and c.default == true }
assert new_columns.find { |c| c.name == 'approved' and c.type == :boolean and c.default == false }
assert_nothing_raised { Topic.connection.change_column :topics, :approved, :boolean, :default => true }
end
def test_change_column_with_nil_default
Person.connection.add_column "people", "contributor", :boolean, :default => true
Person.reset_column_information
assert Person.new.contributor?
assert_nothing_raised { Person.connection.change_column "people", "contributor", :boolean, :default => nil }
Person.reset_column_information
assert !Person.new.contributor?
assert_nil Person.new.contributor
ensure
Person.connection.remove_column("people", "contributor") rescue nil
end
def test_change_column_with_new_default
Person.connection.add_column "people", "administrator", :boolean, :default => true
Person.reset_column_information
assert Person.new.administrator?
assert_nothing_raised { Person.connection.change_column "people", "administrator", :boolean, :default => false }
Person.reset_column_information
assert !Person.new.administrator?
ensure
Person.connection.remove_column("people", "administrator") rescue nil
end
def test_change_column_default
Person.connection.change_column_default "people", "first_name", "Tester"
Person.reset_column_information
assert_equal "Tester", Person.new.first_name
end
def test_change_column_default_to_null
Person.connection.change_column_default "people", "first_name", nil
Person.reset_column_information
assert_nil Person.new.first_name
end
def test_add_table
assert !Reminder.table_exists?
WeNeedReminders.up
assert Reminder.create("content" => "hello world", "remind_at" => Time.now)
assert_equal "hello world", Reminder.find(:first).content
WeNeedReminders.down
assert_raise(ActiveRecord::StatementInvalid) { Reminder.find(:first) }
end
def test_add_table_with_decimals
Person.connection.drop_table :big_numbers rescue nil
assert !BigNumber.table_exists?
GiveMeBigNumbers.up
assert BigNumber.create(
:bank_balance => 1586.43,
:big_bank_balance => BigDecimal("1000234000567.95"),
:world_population => 6000000000,
:my_house_population => 3,
:value_of_e => BigDecimal("2.7182818284590452353602875")
)
b = BigNumber.find(:first)
assert_not_nil b
assert_not_nil b.bank_balance
assert_not_nil b.big_bank_balance
assert_not_nil b.world_population
assert_not_nil b.my_house_population
assert_not_nil b.value_of_e
# TODO: set world_population >= 2**62 to cover 64-bit platforms and test
# is_a?(Bignum)
assert_kind_of Integer, b.world_population
assert_equal 6000000000, b.world_population
assert_kind_of Fixnum, b.my_house_population
assert_equal 3, b.my_house_population
assert_kind_of BigDecimal, b.bank_balance
assert_equal BigDecimal("1586.43"), b.bank_balance
assert_kind_of BigDecimal, b.big_bank_balance
assert_equal BigDecimal("1000234000567.95"), b.big_bank_balance
# This one is fun. The 'value_of_e' field is defined as 'DECIMAL' with
# precision/scale explicitly left out. By the SQL standard, numbers
# assigned to this field should be truncated but that's seldom respected.
if current_adapter?(:PostgreSQLAdapter)
# - PostgreSQL changes the SQL spec on columns declared simply as
# "decimal" to something more useful: instead of being given a scale
# of 0, they take on the compile-time limit for precision and scale,
# so the following should succeed unless you have used really wacky
# compilation options
# - SQLite2 has the default behavior of preserving all data sent in,
# so this happens there too
assert_kind_of BigDecimal, b.value_of_e
assert_equal BigDecimal("2.7182818284590452353602875"), b.value_of_e
elsif current_adapter?(:SQLite3Adapter)
# - SQLite3 stores a float, in violation of SQL
assert_kind_of BigDecimal, b.value_of_e
assert_in_delta BigDecimal("2.71828182845905"), b.value_of_e, 0.00000000000001
else
# - SQL standard is an integer
assert_kind_of Fixnum, b.value_of_e
assert_equal 2, b.value_of_e
end
GiveMeBigNumbers.down
assert_raise(ActiveRecord::StatementInvalid) { BigNumber.find(:first) }
end
def test_migrator
assert !Person.column_methods_hash.include?(:last_name)
assert !Reminder.table_exists?
ActiveRecord::Migrator.up(MIGRATIONS_ROOT + "/valid")
assert_equal 3, ActiveRecord::Migrator.current_version
Person.reset_column_information
assert Person.column_methods_hash.include?(:last_name)
assert Reminder.create("content" => "hello world", "remind_at" => Time.now)
assert_equal "hello world", Reminder.find(:first).content
ActiveRecord::Migrator.down(MIGRATIONS_ROOT + "/valid")
assert_equal 0, ActiveRecord::Migrator.current_version
Person.reset_column_information
assert !Person.column_methods_hash.include?(:last_name)
assert_raise(ActiveRecord::StatementInvalid) { Reminder.find(:first) }
end
def test_filtering_migrations
assert !Person.column_methods_hash.include?(:last_name)
assert !Reminder.table_exists?
name_filter = lambda { |migration| migration.name == "ValidPeopleHaveLastNames" }
ActiveRecord::Migrator.up(MIGRATIONS_ROOT + "/valid", &name_filter)
Person.reset_column_information
assert Person.column_methods_hash.include?(:last_name)
assert_raise(ActiveRecord::StatementInvalid) { Reminder.find(:first) }
ActiveRecord::Migrator.down(MIGRATIONS_ROOT + "/valid", &name_filter)
Person.reset_column_information
assert !Person.column_methods_hash.include?(:last_name)
assert_raise(ActiveRecord::StatementInvalid) { Reminder.find(:first) }
end
class MockMigration < ActiveRecord::Migration
attr_reader :went_up, :went_down
def initialize
@went_up = false
@went_down = false
end
def up
@went_up = true
super
end
def down
@went_down = true
super
end
end
def test_instance_based_migration_up
migration = MockMigration.new
assert !migration.went_up, 'have not gone up'
assert !migration.went_down, 'have not gone down'
migration.migrate :up
assert migration.went_up, 'have gone up'
assert !migration.went_down, 'have not gone down'
end
def test_instance_based_migration_down
migration = MockMigration.new
assert !migration.went_up, 'have not gone up'
assert !migration.went_down, 'have not gone down'
migration.migrate :down
assert !migration.went_up, 'have gone up'
assert migration.went_down, 'have not gone down'
end
def test_migrator_one_up
assert !Person.column_methods_hash.include?(:last_name)
assert !Reminder.table_exists?
ActiveRecord::Migrator.up(MIGRATIONS_ROOT + "/valid", 1)
Person.reset_column_information
assert Person.column_methods_hash.include?(:last_name)
assert !Reminder.table_exists?
ActiveRecord::Migrator.up(MIGRATIONS_ROOT + "/valid", 2)
assert Reminder.create("content" => "hello world", "remind_at" => Time.now)
assert_equal "hello world", Reminder.find(:first).content
end
def test_migrator_one_down
ActiveRecord::Migrator.up(MIGRATIONS_ROOT + "/valid")
ActiveRecord::Migrator.down(MIGRATIONS_ROOT + "/valid", 1)
Person.reset_column_information
assert Person.column_methods_hash.include?(:last_name)
assert !Reminder.table_exists?
end
def test_migrator_one_up_one_down
ActiveRecord::Migrator.up(MIGRATIONS_ROOT + "/valid", 1)
ActiveRecord::Migrator.down(MIGRATIONS_ROOT + "/valid", 0)
assert !Person.column_methods_hash.include?(:last_name)
assert !Reminder.table_exists?
end
def test_migrator_double_up
assert_equal(0, ActiveRecord::Migrator.current_version)
ActiveRecord::Migrator.run(:up, MIGRATIONS_ROOT + "/valid", 1)
assert_nothing_raised { ActiveRecord::Migrator.run(:up, MIGRATIONS_ROOT + "/valid", 1) }
assert_equal(1, ActiveRecord::Migrator.current_version)
end
def test_migrator_double_down
assert_equal(0, ActiveRecord::Migrator.current_version)
ActiveRecord::Migrator.run(:up, MIGRATIONS_ROOT + "/valid", 1)
ActiveRecord::Migrator.run(:down, MIGRATIONS_ROOT + "/valid", 1)
assert_nothing_raised { ActiveRecord::Migrator.run(:down, MIGRATIONS_ROOT + "/valid", 1) }
assert_equal(0, ActiveRecord::Migrator.current_version)
end
def test_migrator_one_up_with_exception_and_rollback
unless ActiveRecord::Base.connection.supports_ddl_transactions?
skip "not supported on #{ActiveRecord::Base.connection.class}"
end
refute Person.column_methods_hash.include?(:last_name)
migration = Struct.new(:name, :version) {
def migrate(x); raise 'Something broke'; end
}.new('zomg', 100)
migrator = ActiveRecord::Migrator.new(:up, [migration], 100)
e = assert_raise(StandardError) { migrator.migrate }
assert_equal "An error has occurred, this and all later migrations canceled:\n\nSomething broke", e.message
Person.reset_column_information
refute Person.column_methods_hash.include?(:last_name)
end
def test_finds_migrations
list = ActiveRecord::Migrator.migrations(MIGRATIONS_ROOT + "/valid")
migrations = ActiveRecord::Migrator.new(:up, list).migrations
[[1, 'ValidPeopleHaveLastNames'], [2, 'WeNeedReminders'], [3, 'InnocentJointable']].each_with_index do |pair, i|
assert_equal migrations[i].version, pair.first
assert_equal migrations[i].name, pair.last
end
end
def test_finds_migrations_in_subdirectories
list = ActiveRecord::Migrator.migrations(MIGRATIONS_ROOT + "/valid_with_subdirectories")
migrations = ActiveRecord::Migrator.new(:up, list).migrations
[[1, 'ValidPeopleHaveLastNames'], [2, 'WeNeedReminders'], [3, 'InnocentJointable']].each_with_index do |pair, i|
assert_equal migrations[i].version, pair.first
assert_equal migrations[i].name, pair.last
end
end
def test_finds_migrations_from_two_directories
directories = [MIGRATIONS_ROOT + '/valid_with_timestamps', MIGRATIONS_ROOT + '/to_copy_with_timestamps']
list = ActiveRecord::Migrator.migrations directories
migrations = ActiveRecord::Migrator.new(:up, list).migrations
[[20090101010101, "PeopleHaveHobbies"],
[20090101010202, "PeopleHaveDescriptions"],
[20100101010101, "ValidWithTimestampsPeopleHaveLastNames"],
[20100201010101, "ValidWithTimestampsWeNeedReminders"],
[20100301010101, "ValidWithTimestampsInnocentJointable"]].each_with_index do |pair, i|
assert_equal pair.first, migrations[i].version
assert_equal pair.last, migrations[i].name
end
end
def test_dump_schema_information_outputs_lexically_ordered_versions
migration_path = MIGRATIONS_ROOT + '/valid_with_timestamps'
ActiveRecord::Migrator.run(:up, migration_path, 20100301010101)
ActiveRecord::Migrator.run(:up, migration_path, 20100201010101)
schema_info = ActiveRecord::Base.connection.dump_schema_information
assert_match(/20100201010101.*20100301010101/m, schema_info)
end
def test_finds_pending_migrations
ActiveRecord::Migrator.up(MIGRATIONS_ROOT + "/interleaved/pass_2", 1)
migration_list = ActiveRecord::Migrator.migrations(MIGRATIONS_ROOT + "/interleaved/pass_2")
migrations = ActiveRecord::Migrator.new(:up, migration_list).pending_migrations
assert_equal 1, migrations.size
assert_equal migrations[0].version, 3
assert_equal migrations[0].name, 'InterleavedInnocentJointable'
end
def test_deprecated_constructor
assert_deprecated do
ActiveRecord::Migrator.new(:up, MIGRATIONS_ROOT + "/interleaved/pass_2")
end
end
def test_relative_migrations
list = Dir.chdir(MIGRATIONS_ROOT) do
ActiveRecord::Migrator.up("valid/", 1)
end
migration_proxy = list.find { |item|
item.name == 'ValidPeopleHaveLastNames'
}
assert migration_proxy, 'should find pending migration'
end
def test_only_loads_pending_migrations
# migrate up to 1
ActiveRecord::Migrator.up(MIGRATIONS_ROOT + "/valid", 1)
proxies = ActiveRecord::Migrator.migrate(MIGRATIONS_ROOT + "/valid", nil)
names = proxies.map(&:name)
assert !names.include?('ValidPeopleHaveLastNames')
assert names.include?('WeNeedReminders')
assert names.include?('InnocentJointable')
end
def test_target_version_zero_should_run_only_once
# migrate up to 1
ActiveRecord::Migrator.migrate(MIGRATIONS_ROOT + "/valid", 1)
# migrate down to 0
ActiveRecord::Migrator.migrate(MIGRATIONS_ROOT + "/valid", 0)
# migrate down to 0 again
proxies = ActiveRecord::Migrator.migrate(MIGRATIONS_ROOT + "/valid", 0)
assert_equal [], proxies
end
def test_migrator_db_has_no_schema_migrations_table
# Oracle adapter raises error if semicolon is present as last character
if current_adapter?(:OracleAdapter)
ActiveRecord::Base.connection.execute("DROP TABLE schema_migrations")
else
ActiveRecord::Base.connection.execute("DROP TABLE schema_migrations;")
end
assert_nothing_raised do
ActiveRecord::Migrator.migrate(MIGRATIONS_ROOT + "/valid", 1)
end
end
def test_migrator_verbosity
ActiveRecord::Migrator.up(MIGRATIONS_ROOT + "/valid", 1)
assert_not_equal 0, ActiveRecord::Migration.message_count
ActiveRecord::Migration.message_count = 0
ActiveRecord::Migrator.down(MIGRATIONS_ROOT + "/valid", 0)
assert_not_equal 0, ActiveRecord::Migration.message_count
ActiveRecord::Migration.message_count = 0
end
def test_migrator_verbosity_off
ActiveRecord::Migration.verbose = false
ActiveRecord::Migrator.up(MIGRATIONS_ROOT + "/valid", 1)
assert_equal 0, ActiveRecord::Migration.message_count
ActiveRecord::Migrator.down(MIGRATIONS_ROOT + "/valid", 0)
assert_equal 0, ActiveRecord::Migration.message_count
end
def test_migrator_going_down_due_to_version_target
ActiveRecord::Migrator.up(MIGRATIONS_ROOT + "/valid", 1)
ActiveRecord::Migrator.migrate(MIGRATIONS_ROOT + "/valid", 0)
assert !Person.column_methods_hash.include?(:last_name)
assert !Reminder.table_exists?
ActiveRecord::Migrator.migrate(MIGRATIONS_ROOT + "/valid")
Person.reset_column_information
assert Person.column_methods_hash.include?(:last_name)
assert Reminder.create("content" => "hello world", "remind_at" => Time.now)
assert_equal "hello world", Reminder.find(:first).content
end
def test_migrator_rollback
ActiveRecord::Migrator.migrate(MIGRATIONS_ROOT + "/valid")
assert_equal(3, ActiveRecord::Migrator.current_version)
ActiveRecord::Migrator.rollback(MIGRATIONS_ROOT + "/valid")
assert_equal(2, ActiveRecord::Migrator.current_version)
ActiveRecord::Migrator.rollback(MIGRATIONS_ROOT + "/valid")
assert_equal(1, ActiveRecord::Migrator.current_version)
ActiveRecord::Migrator.rollback(MIGRATIONS_ROOT + "/valid")
assert_equal(0, ActiveRecord::Migrator.current_version)
ActiveRecord::Migrator.rollback(MIGRATIONS_ROOT + "/valid")
assert_equal(0, ActiveRecord::Migrator.current_version)
end
def test_migrator_forward
ActiveRecord::Migrator.migrate(MIGRATIONS_ROOT + "/valid", 1)
assert_equal(1, ActiveRecord::Migrator.current_version)
ActiveRecord::Migrator.forward(MIGRATIONS_ROOT + "/valid", 2)
assert_equal(3, ActiveRecord::Migrator.current_version)
ActiveRecord::Migrator.forward(MIGRATIONS_ROOT + "/valid")
assert_equal(3, ActiveRecord::Migrator.current_version)
end
def test_get_all_versions
ActiveRecord::Migrator.migrate(MIGRATIONS_ROOT + "/valid")
assert_equal([1,2,3], ActiveRecord::Migrator.get_all_versions)
ActiveRecord::Migrator.rollback(MIGRATIONS_ROOT + "/valid")
assert_equal([1,2], ActiveRecord::Migrator.get_all_versions)
ActiveRecord::Migrator.rollback(MIGRATIONS_ROOT + "/valid")
assert_equal([1], ActiveRecord::Migrator.get_all_versions)
ActiveRecord::Migrator.rollback(MIGRATIONS_ROOT + "/valid")
assert_equal([], ActiveRecord::Migrator.get_all_versions)
end
def test_schema_migrations_table_name
ActiveRecord::Base.table_name_prefix = "prefix_"
ActiveRecord::Base.table_name_suffix = "_suffix"
Reminder.reset_table_name
assert_equal "prefix_schema_migrations_suffix", ActiveRecord::Migrator.schema_migrations_table_name
ActiveRecord::Base.table_name_prefix = ""
ActiveRecord::Base.table_name_suffix = ""
Reminder.reset_table_name
assert_equal "schema_migrations", ActiveRecord::Migrator.schema_migrations_table_name
ensure
ActiveRecord::Base.table_name_prefix = ""
ActiveRecord::Base.table_name_suffix = ""
end
def test_proper_table_name
assert_equal "table", ActiveRecord::Migrator.proper_table_name('table')
assert_equal "table", ActiveRecord::Migrator.proper_table_name(:table)
assert_equal "reminders", ActiveRecord::Migrator.proper_table_name(Reminder)
Reminder.reset_table_name
assert_equal Reminder.table_name, ActiveRecord::Migrator.proper_table_name(Reminder)
# Use the model's own prefix/suffix if a model is given
ActiveRecord::Base.table_name_prefix = "ARprefix_"
ActiveRecord::Base.table_name_suffix = "_ARsuffix"
Reminder.table_name_prefix = 'prefix_'
Reminder.table_name_suffix = '_suffix'
Reminder.reset_table_name
assert_equal "prefix_reminders_suffix", ActiveRecord::Migrator.proper_table_name(Reminder)
Reminder.table_name_prefix = ''
Reminder.table_name_suffix = ''
Reminder.reset_table_name
# Use AR::Base's prefix/suffix if string or symbol is given
ActiveRecord::Base.table_name_prefix = "prefix_"
ActiveRecord::Base.table_name_suffix = "_suffix"
Reminder.reset_table_name
assert_equal "prefix_table_suffix", ActiveRecord::Migrator.proper_table_name('table')
assert_equal "prefix_table_suffix", ActiveRecord::Migrator.proper_table_name(:table)
ActiveRecord::Base.table_name_prefix = ""
ActiveRecord::Base.table_name_suffix = ""
Reminder.reset_table_name
end
def test_rename_table_with_prefix_and_suffix
assert !Thing.table_exists?
ActiveRecord::Base.table_name_prefix = 'prefix_'
ActiveRecord::Base.table_name_suffix = '_suffix'
Thing.reset_table_name
Thing.reset_sequence_name
WeNeedThings.up
assert Thing.create("content" => "hello world")
assert_equal "hello world", Thing.find(:first).content
RenameThings.up
Thing.table_name = "prefix_awesome_things_suffix"
assert_equal "hello world", Thing.find(:first).content
ensure
ActiveRecord::Base.table_name_prefix = ''
ActiveRecord::Base.table_name_suffix = ''
Thing.reset_table_name
Thing.reset_sequence_name
end
def test_add_drop_table_with_prefix_and_suffix
assert !Reminder.table_exists?
ActiveRecord::Base.table_name_prefix = 'prefix_'
ActiveRecord::Base.table_name_suffix = '_suffix'
Reminder.reset_table_name
Reminder.reset_sequence_name
WeNeedReminders.up
assert Reminder.create("content" => "hello world", "remind_at" => Time.now)
assert_equal "hello world", Reminder.find(:first).content
WeNeedReminders.down
assert_raise(ActiveRecord::StatementInvalid) { Reminder.find(:first) }
ensure
ActiveRecord::Base.table_name_prefix = ''
ActiveRecord::Base.table_name_suffix = ''
Reminder.reset_table_name
Reminder.reset_sequence_name
end
def test_create_table_with_binary_column
Person.connection.drop_table :binary_testings rescue nil
assert_nothing_raised {
Person.connection.create_table :binary_testings do |t|
t.column "data", :binary, :null => false
end
}
columns = Person.connection.columns(:binary_testings)
data_column = columns.detect { |c| c.name == "data" }
if current_adapter?(:MysqlAdapter) or current_adapter?(:Mysql2Adapter)
assert_equal '', data_column.default
else
assert_nil data_column.default
end
Person.connection.drop_table :binary_testings rescue nil
end
def test_migrator_with_duplicates
assert_raise(ActiveRecord::DuplicateMigrationVersionError) do
ActiveRecord::Migrator.migrate(MIGRATIONS_ROOT + "/duplicate", nil)
end
end
def test_migrator_with_duplicate_names
assert_raise(ActiveRecord::DuplicateMigrationNameError, "Multiple migrations have the name Chunky") do
ActiveRecord::Migrator.migrate(MIGRATIONS_ROOT + "/duplicate_names", nil)
end
end
def test_migrator_with_missing_version_numbers
assert_raise(ActiveRecord::UnknownMigrationVersionError) do
ActiveRecord::Migrator.migrate(MIGRATIONS_ROOT + "/missing", 500)
end
end
def test_create_table_with_custom_sequence_name
skip "not supported" unless current_adapter? :OracleAdapter
# table name is 29 chars, the standard sequence name will
# be 33 chars and should be shortened
assert_nothing_raised do
begin
Person.connection.create_table :table_with_name_thats_just_ok do |t|
t.column :foo, :string, :null => false
end
ensure
Person.connection.drop_table :table_with_name_thats_just_ok rescue nil
end
end
# should be all good w/ a custom sequence name
assert_nothing_raised do
begin
Person.connection.create_table :table_with_name_thats_just_ok,
:sequence_name => 'suitably_short_seq' do |t|
t.column :foo, :string, :null => false
end
Person.connection.execute("select suitably_short_seq.nextval from dual")
ensure
Person.connection.drop_table :table_with_name_thats_just_ok,
:sequence_name => 'suitably_short_seq' rescue nil
end
end
# confirm the custom sequence got dropped
assert_raise(ActiveRecord::StatementInvalid) do
Person.connection.execute("select suitably_short_seq.nextval from dual")
end
end
protected
def with_env_tz(new_tz = 'US/Eastern')
old_tz, ENV['TZ'] = ENV['TZ'], new_tz
yield
ensure
old_tz ? ENV['TZ'] = old_tz : ENV.delete('TZ')
end
end
class InterleavedMigrationsTest < ActiveRecord::TestCase
def test_migrator_interleaved_migrations
ActiveRecord::Migrator.up(MIGRATIONS_ROOT + "/interleaved/pass_1")
assert_nothing_raised do
ActiveRecord::Migrator.up(MIGRATIONS_ROOT + "/interleaved/pass_2")
end
Person.reset_column_information
assert Person.column_methods_hash.include?(:last_name)
assert_nothing_raised do
proxies = ActiveRecord::Migrator.down(
MIGRATIONS_ROOT + "/interleaved/pass_3")
names = proxies.map(&:name)
assert names.include?('InterleavedPeopleHaveLastNames')
assert names.include?('InterleavedInnocentJointable')
end
end
end
class ReservedWordsMigrationTest < ActiveRecord::TestCase
def test_drop_index_from_table_named_values
connection = Person.connection
connection.create_table :values, :force => true do |t|
t.integer :value
end
assert_nothing_raised do
connection.add_index :values, :value
connection.remove_index :values, :column => :value
end
connection.drop_table :values rescue nil
end
end
class ChangeTableMigrationsTest < ActiveRecord::TestCase
def setup
@connection = Person.connection
@connection.create_table :delete_me, :force => true do |t|
end
end
def teardown
Person.connection.drop_table :delete_me rescue nil
end
def test_references_column_type_adds_id
with_change_table do |t|
@connection.expects(:add_column).with(:delete_me, 'customer_id', :integer, {})
t.references :customer
end
end
def test_remove_references_column_type_removes_id
with_change_table do |t|
@connection.expects(:remove_column).with(:delete_me, 'customer_id')
t.remove_references :customer
end
end
def test_add_belongs_to_works_like_add_references
with_change_table do |t|
@connection.expects(:add_column).with(:delete_me, 'customer_id', :integer, {})
t.belongs_to :customer
end
end
def test_remove_belongs_to_works_like_remove_references
with_change_table do |t|
@connection.expects(:remove_column).with(:delete_me, 'customer_id')
t.remove_belongs_to :customer
end
end
def test_references_column_type_with_polymorphic_adds_type
with_change_table do |t|
@connection.expects(:add_column).with(:delete_me, 'taggable_type', :string, {})
@connection.expects(:add_column).with(:delete_me, 'taggable_id', :integer, {})
t.references :taggable, :polymorphic => true
end
end
def test_remove_references_column_type_with_polymorphic_removes_type
with_change_table do |t|
@connection.expects(:remove_column).with(:delete_me, 'taggable_type')
@connection.expects(:remove_column).with(:delete_me, 'taggable_id')
t.remove_references :taggable, :polymorphic => true
end
end
def test_references_column_type_with_polymorphic_and_options_null_is_false_adds_table_flag
with_change_table do |t|
@connection.expects(:add_column).with(:delete_me, 'taggable_type', :string, {:null => false})
@connection.expects(:add_column).with(:delete_me, 'taggable_id', :integer, {:null => false})
t.references :taggable, :polymorphic => true, :null => false
end
end
def test_remove_references_column_type_with_polymorphic_and_options_null_is_false_removes_table_flag
with_change_table do |t|
@connection.expects(:remove_column).with(:delete_me, 'taggable_type')
@connection.expects(:remove_column).with(:delete_me, 'taggable_id')
t.remove_references :taggable, :polymorphic => true, :null => false
end
end
def test_timestamps_creates_updated_at_and_created_at
with_change_table do |t|
@connection.expects(:add_timestamps).with(:delete_me)
t.timestamps
end
end
def test_remove_timestamps_creates_updated_at_and_created_at
with_change_table do |t|
@connection.expects(:remove_timestamps).with(:delete_me)
t.remove_timestamps
end
end
def string_column
if current_adapter?(:PostgreSQLAdapter)
"character varying(255)"
elsif current_adapter?(:OracleAdapter)
'VARCHAR2(255)'
else
'varchar(255)'
end
end
def integer_column
if current_adapter?(:MysqlAdapter) or current_adapter?(:Mysql2Adapter)
'int(11)'
elsif current_adapter?(:OracleAdapter)
'NUMBER(38)'
else
'integer'
end
end
def test_integer_creates_integer_column
with_change_table do |t|
@connection.expects(:add_column).with(:delete_me, :foo, integer_column, {})
@connection.expects(:add_column).with(:delete_me, :bar, integer_column, {})
t.integer :foo, :bar
end
end
def test_string_creates_string_column
with_change_table do |t|
@connection.expects(:add_column).with(:delete_me, :foo, string_column, {})
@connection.expects(:add_column).with(:delete_me, :bar, string_column, {})
t.string :foo, :bar
end
end
def test_column_creates_column
with_change_table do |t|
@connection.expects(:add_column).with(:delete_me, :bar, :integer, {})
t.column :bar, :integer
end
end
def test_column_creates_column_with_options
with_change_table do |t|
@connection.expects(:add_column).with(:delete_me, :bar, :integer, {:null => false})
t.column :bar, :integer, :null => false
end
end
def test_index_creates_index
with_change_table do |t|
@connection.expects(:add_index).with(:delete_me, :bar, {})
t.index :bar
end
end
def test_index_creates_index_with_options
with_change_table do |t|
@connection.expects(:add_index).with(:delete_me, :bar, {:unique => true})
t.index :bar, :unique => true
end
end
def test_index_exists
with_change_table do |t|
@connection.expects(:index_exists?).with(:delete_me, :bar, {})
t.index_exists?(:bar)
end
end
def test_index_exists_with_options
with_change_table do |t|
@connection.expects(:index_exists?).with(:delete_me, :bar, {:unique => true})
t.index_exists?(:bar, :unique => true)
end
end
def test_change_changes_column
with_change_table do |t|
@connection.expects(:change_column).with(:delete_me, :bar, :string, {})
t.change :bar, :string
end
end
def test_change_changes_column_with_options
with_change_table do |t|
@connection.expects(:change_column).with(:delete_me, :bar, :string, {:null => true})
t.change :bar, :string, :null => true
end
end
def test_change_default_changes_column
with_change_table do |t|
@connection.expects(:change_column_default).with(:delete_me, :bar, :string)
t.change_default :bar, :string
end
end
def test_remove_drops_single_column
with_change_table do |t|
@connection.expects(:remove_column).with(:delete_me, [:bar])
t.remove :bar
end
end
def test_remove_drops_multiple_columns
with_change_table do |t|
@connection.expects(:remove_column).with(:delete_me, [:bar, :baz])
t.remove :bar, :baz
end
end
def test_remove_index_removes_index_with_options
with_change_table do |t|
@connection.expects(:remove_index).with(:delete_me, {:unique => true})
t.remove_index :unique => true
end
end
def test_rename_renames_column
with_change_table do |t|
@connection.expects(:rename_column).with(:delete_me, :bar, :baz)
t.rename :bar, :baz
end
end
protected
def with_change_table
Person.connection.change_table :delete_me do |t|
yield t
end
end
end
if ActiveRecord::Base.connection.supports_bulk_alter?
class BulkAlterTableMigrationsTest < ActiveRecord::TestCase
def setup
@connection = Person.connection
@connection.create_table(:delete_me, :force => true) {|t| }
end
def teardown
Person.connection.drop_table(:delete_me) rescue nil
end
def test_adding_multiple_columns
assert_queries(1) do
with_bulk_change_table do |t|
t.column :name, :string
t.string :qualification, :experience
t.integer :age, :default => 0
t.date :birthdate
t.timestamps
end
end
assert_equal 8, columns.size
[:name, :qualification, :experience].each {|s| assert_equal :string, column(s).type }
assert_equal 0, column(:age).default
end
def test_removing_columns
with_bulk_change_table do |t|
t.string :qualification, :experience
end
[:qualification, :experience].each {|c| assert column(c) }
assert_queries(1) do
with_bulk_change_table do |t|
t.remove :qualification, :experience
t.string :qualification_experience
end
end
[:qualification, :experience].each {|c| assert ! column(c) }
assert column(:qualification_experience)
end
def test_adding_indexes
with_bulk_change_table do |t|
t.string :username
t.string :name
t.integer :age
end
# Adding an index fires a query every time to check if an index already exists or not
assert_queries(3) do
with_bulk_change_table do |t|
t.index :username, :unique => true, :name => :awesome_username_index
t.index [:name, :age]
end
end
assert_equal 2, indexes.size
name_age_index = index(:index_delete_me_on_name_and_age)
assert_equal ['name', 'age'].sort, name_age_index.columns.sort
assert ! name_age_index.unique
assert index(:awesome_username_index).unique
end
def test_removing_index
with_bulk_change_table do |t|
t.string :name
t.index :name
end
assert index(:index_delete_me_on_name)
assert_queries(3) do
with_bulk_change_table do |t|
t.remove_index :name
t.index :name, :name => :new_name_index, :unique => true
end
end
assert ! index(:index_delete_me_on_name)
new_name_index = index(:new_name_index)
assert new_name_index.unique
end
def test_changing_columns
with_bulk_change_table do |t|
t.string :name
t.date :birthdate
end
assert ! column(:name).default
assert_equal :date, column(:birthdate).type
# One query for columns (delete_me table)
# One query for primary key (delete_me table)
# One query to do the bulk change
assert_queries(3) do
with_bulk_change_table do |t|
t.change :name, :string, :default => 'NONAME'
t.change :birthdate, :datetime
end
end
assert_equal 'NONAME', column(:name).default
assert_equal :datetime, column(:birthdate).type
end
protected
def with_bulk_change_table
# Reset columns/indexes cache as we're changing the table
@columns = @indexes = nil
Person.connection.change_table(:delete_me, :bulk => true) do |t|
yield t
end
end
def column(name)
columns.detect {|c| c.name == name.to_s }
end
def columns
@columns ||= Person.connection.columns('delete_me')
end
def index(name)
indexes.detect {|i| i.name == name.to_s }
end
def indexes
@indexes ||= Person.connection.indexes('delete_me')
end
end # AlterTableMigrationsTest
end
class CopyMigrationsTest < ActiveRecord::TestCase
def setup
end
def clear
ActiveRecord::Base.timestamped_migrations = true
to_delete = Dir[@migrations_path + "/*.rb"] - @existing_migrations
File.delete(*to_delete)
end
def test_copying_migrations_without_timestamps
ActiveRecord::Base.timestamped_migrations = false
@migrations_path = MIGRATIONS_ROOT + "/valid"
@existing_migrations = Dir[@migrations_path + "/*.rb"]
copied = ActiveRecord::Migration.copy(@migrations_path, {:bukkits => MIGRATIONS_ROOT + "/to_copy"})
assert File.exists?(@migrations_path + "/4_people_have_hobbies.bukkits.rb")
assert File.exists?(@migrations_path + "/5_people_have_descriptions.bukkits.rb")
assert_equal [@migrations_path + "/4_people_have_hobbies.bukkits.rb", @migrations_path + "/5_people_have_descriptions.bukkits.rb"], copied.map(&:filename)
expected = "# This migration comes from bukkits (originally 1)"
assert_equal expected, IO.readlines(@migrations_path + "/4_people_have_hobbies.bukkits.rb")[0].chomp
files_count = Dir[@migrations_path + "/*.rb"].length
copied = ActiveRecord::Migration.copy(@migrations_path, {:bukkits => MIGRATIONS_ROOT + "/to_copy"})
assert_equal files_count, Dir[@migrations_path + "/*.rb"].length
assert copied.empty?
ensure
clear
end
def test_copying_migrations_without_timestamps_from_2_sources
ActiveRecord::Base.timestamped_migrations = false
@migrations_path = MIGRATIONS_ROOT + "/valid"
@existing_migrations = Dir[@migrations_path + "/*.rb"]
sources = ActiveSupport::OrderedHash.new
sources[:bukkits] = MIGRATIONS_ROOT + "/to_copy"
sources[:omg] = MIGRATIONS_ROOT + "/to_copy2"
ActiveRecord::Migration.copy(@migrations_path, sources)
assert File.exists?(@migrations_path + "/4_people_have_hobbies.bukkits.rb")
assert File.exists?(@migrations_path + "/5_people_have_descriptions.bukkits.rb")
assert File.exists?(@migrations_path + "/6_create_articles.omg.rb")
assert File.exists?(@migrations_path + "/7_create_comments.omg.rb")
files_count = Dir[@migrations_path + "/*.rb"].length
ActiveRecord::Migration.copy(@migrations_path, sources)
assert_equal files_count, Dir[@migrations_path + "/*.rb"].length
ensure
clear
end
def test_copying_migrations_with_timestamps
@migrations_path = MIGRATIONS_ROOT + "/valid_with_timestamps"
@existing_migrations = Dir[@migrations_path + "/*.rb"]
Time.travel_to(Time.utc(2010, 7, 26, 10, 10, 10)) do
copied = ActiveRecord::Migration.copy(@migrations_path, {:bukkits => MIGRATIONS_ROOT + "/to_copy_with_timestamps"})
assert File.exists?(@migrations_path + "/20100726101010_people_have_hobbies.bukkits.rb")
assert File.exists?(@migrations_path + "/20100726101011_people_have_descriptions.bukkits.rb")
expected = [@migrations_path + "/20100726101010_people_have_hobbies.bukkits.rb",
@migrations_path + "/20100726101011_people_have_descriptions.bukkits.rb"]
assert_equal expected, copied.map(&:filename)
files_count = Dir[@migrations_path + "/*.rb"].length
copied = ActiveRecord::Migration.copy(@migrations_path, {:bukkits => MIGRATIONS_ROOT + "/to_copy_with_timestamps"})
assert_equal files_count, Dir[@migrations_path + "/*.rb"].length
assert copied.empty?
end
ensure
clear
end
def test_copying_migrations_with_timestamps_from_2_sources
@migrations_path = MIGRATIONS_ROOT + "/valid_with_timestamps"
@existing_migrations = Dir[@migrations_path + "/*.rb"]
sources = ActiveSupport::OrderedHash.new
sources[:bukkits] = MIGRATIONS_ROOT + "/to_copy_with_timestamps"
sources[:omg] = MIGRATIONS_ROOT + "/to_copy_with_timestamps2"
Time.travel_to(Time.utc(2010, 7, 26, 10, 10, 10)) do
copied = ActiveRecord::Migration.copy(@migrations_path, sources)
assert File.exists?(@migrations_path + "/20100726101010_people_have_hobbies.bukkits.rb")
assert File.exists?(@migrations_path + "/20100726101011_people_have_descriptions.bukkits.rb")
assert File.exists?(@migrations_path + "/20100726101012_create_articles.omg.rb")
assert File.exists?(@migrations_path + "/20100726101013_create_comments.omg.rb")
assert_equal 4, copied.length
files_count = Dir[@migrations_path + "/*.rb"].length
ActiveRecord::Migration.copy(@migrations_path, sources)
assert_equal files_count, Dir[@migrations_path + "/*.rb"].length
end
ensure
clear
end
def test_copying_migrations_with_timestamps_to_destination_with_timestamps_in_future
@migrations_path = MIGRATIONS_ROOT + "/valid_with_timestamps"
@existing_migrations = Dir[@migrations_path + "/*.rb"]
Time.travel_to(Time.utc(2010, 2, 20, 10, 10, 10)) do
ActiveRecord::Migration.copy(@migrations_path, {:bukkits => MIGRATIONS_ROOT + "/to_copy_with_timestamps"})
assert File.exists?(@migrations_path + "/20100301010102_people_have_hobbies.bukkits.rb")
assert File.exists?(@migrations_path + "/20100301010103_people_have_descriptions.bukkits.rb")
files_count = Dir[@migrations_path + "/*.rb"].length
copied = ActiveRecord::Migration.copy(@migrations_path, {:bukkits => MIGRATIONS_ROOT + "/to_copy_with_timestamps"})
assert_equal files_count, Dir[@migrations_path + "/*.rb"].length
assert copied.empty?
end
ensure
clear
end
def test_skipping_migrations
@migrations_path = MIGRATIONS_ROOT + "/valid_with_timestamps"
@existing_migrations = Dir[@migrations_path + "/*.rb"]
sources = ActiveSupport::OrderedHash.new
sources[:bukkits] = MIGRATIONS_ROOT + "/to_copy_with_timestamps"
sources[:omg] = MIGRATIONS_ROOT + "/to_copy_with_name_collision"
skipped = []
on_skip = Proc.new { |name, migration| skipped << "#{name} #{migration.name}" }
copied = ActiveRecord::Migration.copy(@migrations_path, sources, :on_skip => on_skip)
assert_equal 2, copied.length
assert_equal 1, skipped.length
assert_equal ["omg PeopleHaveHobbies"], skipped
ensure
clear
end
def test_skip_is_not_called_if_migrations_are_from_the_same_plugin
@migrations_path = MIGRATIONS_ROOT + "/valid_with_timestamps"
@existing_migrations = Dir[@migrations_path + "/*.rb"]
sources = ActiveSupport::OrderedHash.new
sources[:bukkits] = MIGRATIONS_ROOT + "/to_copy_with_timestamps"
skipped = []
on_skip = Proc.new { |name, migration| skipped << "#{name} #{migration.name}" }
copied = ActiveRecord::Migration.copy(@migrations_path, sources, :on_skip => on_skip)
ActiveRecord::Migration.copy(@migrations_path, sources, :on_skip => on_skip)
assert_equal 2, copied.length
assert_equal 0, skipped.length
ensure
clear
end
def test_copying_migrations_to_non_existing_directory
@migrations_path = MIGRATIONS_ROOT + "/non_existing"
@existing_migrations = []
Time.travel_to(Time.utc(2010, 7, 26, 10, 10, 10)) do
copied = ActiveRecord::Migration.copy(@migrations_path, {:bukkits => MIGRATIONS_ROOT + "/to_copy_with_timestamps"})
assert File.exists?(@migrations_path + "/20100726101010_people_have_hobbies.bukkits.rb")
assert File.exists?(@migrations_path + "/20100726101011_people_have_descriptions.bukkits.rb")
assert_equal 2, copied.length
end
ensure
clear
Dir.delete(@migrations_path)
end
def test_copying_migrations_to_empty_directory
@migrations_path = MIGRATIONS_ROOT + "/empty"
@existing_migrations = []
Time.travel_to(Time.utc(2010, 7, 26, 10, 10, 10)) do
copied = ActiveRecord::Migration.copy(@migrations_path, {:bukkits => MIGRATIONS_ROOT + "/to_copy_with_timestamps"})
assert File.exists?(@migrations_path + "/20100726101010_people_have_hobbies.bukkits.rb")
assert File.exists?(@migrations_path + "/20100726101011_people_have_descriptions.bukkits.rb")
assert_equal 2, copied.length
end
ensure
clear
end
end
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