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require "cases/helper"
require 'bigdecimal/util'
require 'models/person'
require 'models/topic'
require MIGRATIONS_ROOT + "/valid/1_people_have_last_names"
require MIGRATIONS_ROOT + "/valid/2_we_need_reminders"
require MIGRATIONS_ROOT + "/decimal/1_give_me_big_numbers"
require MIGRATIONS_ROOT + "/interleaved/pass_3/2_i_raise_on_down"
if ActiveRecord::Base.connection.supports_migrations?
class BigNumber < ActiveRecord::Base; end
class Reminder < ActiveRecord::Base; end
class ActiveRecord::Migration
class <<self
attr_accessor :message_count
def puts(text="")
self.message_count ||= 0
self.message_count += 1
end
end
end
class MigrationTest < ActiveRecord::TestCase
self.use_transactional_fixtures = false
fixtures :people
def setup
ActiveRecord::Migration.verbose = true
PeopleHaveLastNames.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(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_add_index
# Limit size of last_name and key columns to support Firebird index limitations
Person.connection.add_column "people", "last_name", :string, :limit => 100
Person.connection.add_column "people", "key", :string, :limit => 100
Person.connection.add_column "people", "administrator", :boolean
assert_nothing_raised { Person.connection.add_index("people", "last_name") }
assert_nothing_raised { Person.connection.remove_index("people", "last_name") }
# Orcl nds shrt indx nms. Sybs 2.
# OpenBase does not have named indexes. You must specify a single column name
unless current_adapter?(:OracleAdapter, :SybaseAdapter, :OpenBaseAdapter)
assert_nothing_raised { Person.connection.add_index("people", ["last_name", "first_name"]) }
assert_nothing_raised { Person.connection.remove_index("people", :column => ["last_name", "first_name"]) }
assert_nothing_raised { Person.connection.add_index("people", ["last_name", "first_name"]) }
assert_nothing_raised { Person.connection.remove_index("people", :name => "index_people_on_last_name_and_first_name") }
assert_nothing_raised { Person.connection.add_index("people", ["last_name", "first_name"]) }
assert_nothing_raised { Person.connection.remove_index("people", "last_name_and_first_name") }
assert_nothing_raised { Person.connection.add_index("people", ["last_name", "first_name"]) }
assert_nothing_raised { Person.connection.remove_index("people", ["last_name", "first_name"]) }
end
# quoting
# Note: changed index name from "key" to "key_idx" since "key" is a Firebird reserved word
# OpenBase does not have named indexes. You must specify a single column name
unless current_adapter?(:OpenBaseAdapter)
Person.update_all "#{Person.connection.quote_column_name 'key'}=#{Person.connection.quote_column_name 'id'}" #some databases (including sqlite2 won't add a unique index if existing data non unique)
assert_nothing_raised { Person.connection.add_index("people", ["key"], :name => "key_idx", :unique => true) }
assert_nothing_raised { Person.connection.remove_index("people", :name => "key_idx", :unique => true) }
end
# Sybase adapter does not support indexes on :boolean columns
# OpenBase does not have named indexes. You must specify a single column
unless current_adapter?(:SybaseAdapter, :OpenBaseAdapter)
assert_nothing_raised { Person.connection.add_index("people", %w(last_name first_name administrator), :name => "named_admin") }
assert_nothing_raised { Person.connection.remove_index("people", :name => "named_admin") }
end
end
def test_create_table_adds_id
Person.connection.create_table :testings do |t|
t.column :foo, :string
end
assert_equal %w(foo id),
Person.connection.columns(:testings).map { |c| c.name }.sort
ensure
Person.connection.drop_table :testings rescue nil
end
def test_create_table_with_not_null_column
assert_nothing_raised do
Person.connection.create_table :testings do |t|
t.column :foo, :string, :null => false
end
end
assert_raises(ActiveRecord::StatementInvalid) do
Person.connection.execute "insert into testings (foo) values (NULL)"
end
ensure
Person.connection.drop_table :testings rescue nil
end
def test_create_table_with_defaults
# MySQL doesn't allow defaults on TEXT or BLOB columns.
mysql = current_adapter?(:MysqlAdapter)
Person.connection.create_table :testings do |t|
t.column :one, :string, :default => "hello"
t.column :two, :boolean, :default => true
t.column :three, :boolean, :default => false
t.column :four, :integer, :default => 1
t.column :five, :text, :default => "hello" unless mysql
end
columns = Person.connection.columns(:testings)
one = columns.detect { |c| c.name == "one" }
two = columns.detect { |c| c.name == "two" }
three = columns.detect { |c| c.name == "three" }
four = columns.detect { |c| c.name == "four" }
five = columns.detect { |c| c.name == "five" } unless mysql
assert_equal "hello", one.default
assert_equal true, two.default
assert_equal false, three.default
assert_equal 1, four.default
assert_equal "hello", five.default unless mysql
ensure
Person.connection.drop_table :testings rescue nil
end
def test_create_table_with_limits
assert_nothing_raised do
Person.connection.create_table :testings do |t|
t.column :foo, :string, :limit => 255
t.column :default_int, :integer
t.column :one_int, :integer, :limit => 1
t.column :four_int, :integer, :limit => 4
t.column :eight_int, :integer, :limit => 8
end
end
columns = Person.connection.columns(:testings)
foo = columns.detect { |c| c.name == "foo" }
assert_equal 255, foo.limit
default = columns.detect { |c| c.name == "default_int" }
one = columns.detect { |c| c.name == "one_int" }
four = columns.detect { |c| c.name == "four_int" }
eight = columns.detect { |c| c.name == "eight_int" }
if current_adapter?(:PostgreSQLAdapter)
assert_equal 'integer', default.sql_type
assert_equal 'smallint', one.sql_type
assert_equal 'integer', four.sql_type
assert_equal 'bigint', eight.sql_type
elsif current_adapter?(:OracleAdapter)
assert_equal 'NUMBER(38)', default.sql_type
assert_equal 'NUMBER(1)', one.sql_type
assert_equal 'NUMBER(4)', four.sql_type
assert_equal 'NUMBER(8)', eight.sql_type
end
ensure
Person.connection.drop_table :testings rescue nil
end
def test_create_table_with_primary_key_prefix_as_table_name_with_underscore
ActiveRecord::Base.primary_key_prefix_type = :table_name_with_underscore
Person.connection.create_table :testings do |t|
t.column :foo, :string
end
assert_equal %w(foo testings_id), Person.connection.columns(:testings).map { |c| c.name }.sort
ensure
Person.connection.drop_table :testings rescue nil
ActiveRecord::Base.primary_key_prefix_type = nil
end
def test_create_table_with_primary_key_prefix_as_table_name
ActiveRecord::Base.primary_key_prefix_type = :table_name
Person.connection.create_table :testings do |t|
t.column :foo, :string
end
assert_equal %w(foo testingsid), Person.connection.columns(:testings).map { |c| c.name }.sort
ensure
Person.connection.drop_table :testings rescue nil
ActiveRecord::Base.primary_key_prefix_type = nil
end
uses_mocha('test_create_table_with_force_true_does_not_drop_nonexisting_table') do
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
end
# SQL Server, Sybase, and SQLite3 will not allow you to add a NOT NULL
# column to a table without a default value.
unless current_adapter?(:SQLServerAdapter, :SybaseAdapter, :SQLiteAdapter)
def test_add_column_not_null_without_default
Person.connection.create_table :testings do |t|
t.column :foo, :string
end
Person.connection.add_column :testings, :bar, :string, :null => false
assert_raises(ActiveRecord::StatementInvalid) do
Person.connection.execute "insert into testings (foo, bar) values ('hello', NULL)"
end
ensure
Person.connection.drop_table :testings rescue nil
end
end
def test_add_column_not_null_with_default
Person.connection.create_table :testings do |t|
t.column :foo, :string
end
con = Person.connection
Person.connection.enable_identity_insert("testings", true) if current_adapter?(:SybaseAdapter)
Person.connection.execute "insert into testings (#{con.quote_column_name('id')}, #{con.quote_column_name('foo')}) values (1, 'hello')"
Person.connection.enable_identity_insert("testings", false) if current_adapter?(:SybaseAdapter)
assert_nothing_raised {Person.connection.add_column :testings, :bar, :string, :null => false, :default => "default" }
assert_raises(ActiveRecord::StatementInvalid) do
unless current_adapter?(:OpenBaseAdapter)
Person.connection.execute "insert into testings (#{con.quote_column_name('id')}, #{con.quote_column_name('foo')}, #{con.quote_column_name('bar')}) values (2, 'hello', NULL)"
else
Person.connection.insert("INSERT INTO testings (#{con.quote_column_name('id')}, #{con.quote_column_name('foo')}, #{con.quote_column_name('bar')}) VALUES (2, 'hello', NULL)",
"Testing Insert","id",2)
end
end
ensure
Person.connection.drop_table :testings 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) values (people_seq.nextval, 12345678901234567890.0123456789)"
elsif current_adapter?(:OpenBaseAdapter)
Person.connection.execute "insert into people (wealth) values ('12345678901234567890.0123456789')"
else
Person.connection.execute "insert into people (wealth) values (12345678901234567890.0123456789)"
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
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 significent 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?(:SQLServerAdapter, :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
# 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
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_equal "-05:00", bob.moment_of_truth.zone
assert_equal DateTime::ITALY, bob.moment_of_truth.start
end
end
assert_equal TrueClass, bob.male?.class
assert_kind_of BigDecimal, bob.wealth
end
if current_adapter?(:MysqlAdapter)
def test_unabstracted_database_dependent_types
Person.delete_all
ActiveRecord::Migration.add_column :people, :intelligence_quotient, :tinyint
Person.reset_column_information
Person.create :intelligence_quotient => 300
jonnyg = Person.find(:first)
assert_equal 127, jonnyg.intelligence_quotient
jonnyg.destroy
ensure
ActiveRecord::Migration.remove_column :people, :intelligence_quotient rescue nil
end
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_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_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
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
old_columns = Person.connection.columns(Person.table_name, "#{name} Columns")
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, "#{name} Columns")
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, "#{name} Columns")
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, "#{name} Columns")
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_quotes_column_names
Person.connection.create_table :testings do |t|
t.column :select, :string
end
assert_nothing_raised { Person.connection.change_column :testings, :select, :string, :limit => 10 }
assert_nothing_raised { Person.connection.execute "insert into testings (#{Person.connection.quote_column_name('select')}) values ('7 chars')" }
ensure
Person.connection.drop_table :testings rescue nil
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_raises(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, :SQLite2Adapter)
# - 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?(:SQLiteAdapter)
# - SQLite3 stores a float, in violation of SQL
assert_kind_of BigDecimal, b.value_of_e
assert_equal BigDecimal("2.71828182845905"), b.value_of_e
elsif current_adapter?(:SQLServer)
# - SQL Server rounds instead of truncating
assert_kind_of Fixnum, b.value_of_e
assert_equal 3, b.value_of_e
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_raises(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_raises(ActiveRecord::StatementInvalid) { Reminder.find(:first) }
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_finds_migrations
migrations = ActiveRecord::Migrator.new(:up, MIGRATIONS_ROOT + "/valid").migrations
[['1', 'people_have_last_names'],
['2', 'we_need_reminders'],
['3', 'innocent_jointable']].each_with_index do |pair, i|
migrations[i].version == pair.first
migrations[1].name == pair.last
end
end
def test_finds_pending_migrations
ActiveRecord::Migrator.up(MIGRATIONS_ROOT + "/interleaved/pass_2", 1)
migrations = ActiveRecord::Migrator.new(:up, MIGRATIONS_ROOT + "/interleaved/pass_2").pending_migrations
assert_equal 1, migrations.size
migrations[0].version == '3'
migrations[0].name == 'innocent_jointable'
end
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
ActiveRecord::Migrator.down(MIGRATIONS_ROOT + "/interleaved/pass_3")
end
end
def test_migrator_db_has_no_schema_migrations_table
ActiveRecord::Base.connection.execute("DROP TABLE schema_migrations;")
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 PeopleHaveLastNames.message_count > 0
PeopleHaveLastNames.message_count = 0
ActiveRecord::Migrator.down(MIGRATIONS_ROOT + "/valid", 0)
assert PeopleHaveLastNames.message_count > 0
PeopleHaveLastNames.message_count = 0
end
def test_migrator_verbosity_off
PeopleHaveLastNames.verbose = false
ActiveRecord::Migrator.up(MIGRATIONS_ROOT + "/valid", 1)
assert PeopleHaveLastNames.message_count.zero?
ActiveRecord::Migrator.down(MIGRATIONS_ROOT + "/valid", 0)
assert PeopleHaveLastNames.message_count.zero?
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_run
assert_equal(0, ActiveRecord::Migrator.current_version)
ActiveRecord::Migrator.run(:up, MIGRATIONS_ROOT + "/valid", 3)
assert_equal(0, ActiveRecord::Migrator.current_version)
assert_equal(0, ActiveRecord::Migrator.current_version)
ActiveRecord::Migrator.run(:down, MIGRATIONS_ROOT + "/valid", 3)
assert_equal(0, ActiveRecord::Migrator.current_version)
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_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_raises(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" }
assert_nil data_column.default
Person.connection.drop_table :binary_testings rescue nil
end
def test_migrator_with_duplicates
assert_raises(ActiveRecord::DuplicateMigrationVersionError) do
ActiveRecord::Migrator.migrate(MIGRATIONS_ROOT + "/duplicate", 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
return unless current_adapter? :OracleAdapter
# table name is 29 chars, the standard sequence name will
# be 33 chars and fail
assert_raises(ActiveRecord::StatementInvalid) 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_raises(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
uses_mocha 'Sexy migration tests' do
class SexyMigrationsTest < ActiveRecord::TestCase
def test_references_column_type_adds_id
with_new_table do |t|
t.expects(:column).with('customer_id', :integer, {})
t.references :customer
end
end
def test_references_column_type_with_polymorphic_adds_type
with_new_table do |t|
t.expects(:column).with('taggable_type', :string, {})
t.expects(:column).with('taggable_id', :integer, {})
t.references :taggable, :polymorphic => true
end
end
def test_references_column_type_with_polymorphic_and_options_null_is_false_adds_table_flag
with_new_table do |t|
t.expects(:column).with('taggable_type', :string, {:null => false})
t.expects(:column).with('taggable_id', :integer, {:null => false})
t.references :taggable, :polymorphic => true, :null => false
end
end
def test_belongs_to_works_like_references
with_new_table do |t|
t.expects(:column).with('customer_id', :integer, {})
t.belongs_to :customer
end
end
def test_timestamps_creates_updated_at_and_created_at
with_new_table do |t|
t.expects(:column).with(:created_at, :datetime)
t.expects(:column).with(:updated_at, :datetime)
t.timestamps
end
end
def test_integer_creates_integer_column
with_new_table do |t|
t.expects(:column).with(:foo, 'integer', {})
t.expects(:column).with(:bar, 'integer', {})
t.integer :foo, :bar
end
end
def test_string_creates_string_column
with_new_table do |t|
t.expects(:column).with(:foo, 'string', {})
t.expects(:column).with(:bar, 'string', {})
t.string :foo, :bar
end
end
protected
def with_new_table
Person.connection.create_table :delete_me, :force => true do |t|
yield t
end
ensure
Person.connection.drop_table :delete_me rescue nil
end
end # SexyMigrationsTest
end # uses_mocha
uses_mocha 'ChangeTable migration tests' do
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)"
else
'varchar(255)'
end
end
def integer_column
if current_adapter?(:SQLite3Adapter) || current_adapter?(:SQLiteAdapter) || current_adapter?(:PostgreSQLAdapter)
"integer"
else
'int(11)'
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_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 # ChangeTable test
end # uses_mocha
end
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