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require "cases/helper"
require 'models/post'
require 'models/author'
require 'models/topic'
require 'models/reply'
require 'models/category'
require 'models/company'
require 'models/customer'
require 'models/developer'
require 'models/project'
require 'models/default'
require 'models/auto_id'
require 'models/boolean'
require 'models/column_name'
require 'models/subscriber'
require 'models/keyboard'
require 'models/comment'
require 'models/minimalistic'
require 'models/warehouse_thing'
require 'models/parrot'
require 'models/person'
require 'models/edge'
require 'models/joke'
require 'models/bird'
require 'models/car'
require 'models/bulb'
require 'rexml/document'
class FirstAbstractClass < ActiveRecord::Base
self.abstract_class = true
end
class SecondAbstractClass < FirstAbstractClass
self.abstract_class = true
end
class Photo < SecondAbstractClass; end
class Category < ActiveRecord::Base; end
class Categorization < ActiveRecord::Base; end
class Smarts < ActiveRecord::Base; end
class CreditCard < ActiveRecord::Base
class PinNumber < ActiveRecord::Base
class CvvCode < ActiveRecord::Base; end
class SubCvvCode < CvvCode; end
end
class SubPinNumber < PinNumber; end
class Brand < Category; end
end
class MasterCreditCard < ActiveRecord::Base; end
class Post < ActiveRecord::Base; end
class Computer < ActiveRecord::Base; end
class NonExistentTable < ActiveRecord::Base; end
class TestOracleDefault < ActiveRecord::Base; end
class ReadonlyTitlePost < Post
attr_readonly :title
end
class Weird < ActiveRecord::Base; end
class Boolean < ActiveRecord::Base
def has_fun
super
end
end
class LintTest < ActiveRecord::TestCase
include ActiveModel::Lint::Tests
class LintModel < ActiveRecord::Base; end
def setup
@model = LintModel.new
end
end
class BasicsTest < ActiveRecord::TestCase
fixtures :topics, :companies, :developers, :projects, :computers, :accounts, :minimalistics, 'warehouse-things', :authors, :categorizations, :categories, :posts
def setup
ActiveRecord::Base.time_zone_aware_attributes = false
ActiveRecord::Base.default_timezone = :local
Time.zone = nil
end
def test_generated_methods_modules
modules = Computer.ancestors
assert modules.include?(Computer::GeneratedFeatureMethods)
assert_equal(Computer::GeneratedFeatureMethods, Computer.generated_feature_methods)
assert(modules.index(Computer.generated_attribute_methods) > modules.index(Computer.generated_feature_methods),
"generated_attribute_methods must be higher in inheritance hierarchy than generated_feature_methods")
assert_not_equal Computer.generated_feature_methods, Post.generated_feature_methods
assert(modules.index(Computer.generated_attribute_methods) < modules.index(ActiveRecord::Base.ancestors[1]))
end
def test_column_names_are_escaped
conn = ActiveRecord::Base.connection
classname = conn.class.name[/[^:]*$/]
badchar = {
'SQLite3Adapter' => '"',
'MysqlAdapter' => '`',
'Mysql2Adapter' => '`',
'PostgreSQLAdapter' => '"',
'OracleAdapter' => '"',
}.fetch(classname) {
raise "need a bad char for #{classname}"
}
quoted = conn.quote_column_name "foo#{badchar}bar"
if current_adapter?(:OracleAdapter)
# Oracle does not allow double quotes in table and column names at all
# therefore quoting removes them
assert_equal("#{badchar}foobar#{badchar}", quoted)
else
assert_equal("#{badchar}foo#{badchar * 2}bar#{badchar}", quoted)
end
end
def test_columns_should_obey_set_primary_key
pk = Subscriber.columns.find { |x| x.name == 'nick' }
assert pk.primary, 'nick should be primary key'
end
def test_primary_key_with_no_id
assert_nil Edge.primary_key
end
unless current_adapter?(:PostgreSQLAdapter, :OracleAdapter, :SQLServerAdapter)
def test_limit_with_comma
assert Topic.limit("1,2").to_a
end
end
def test_limit_without_comma
assert_equal 1, Topic.limit("1").to_a.length
assert_equal 1, Topic.limit(1).to_a.length
end
def test_invalid_limit
assert_raises(ArgumentError) do
Topic.limit("asdfadf").to_a
end
end
def test_limit_should_sanitize_sql_injection_for_limit_without_commas
assert_raises(ArgumentError) do
Topic.limit("1 select * from schema").to_a
end
end
def test_limit_should_sanitize_sql_injection_for_limit_with_commas
assert_raises(ArgumentError) do
Topic.limit("1, 7 procedure help()").to_a
end
end
unless current_adapter?(:MysqlAdapter, :Mysql2Adapter)
def test_limit_should_allow_sql_literal
assert_equal 1, Topic.limit(Arel.sql('2-1')).to_a.length
end
end
def test_select_symbol
topic_ids = Topic.select(:id).map(&:id).sort
assert_equal Topic.pluck(:id).sort, topic_ids
end
def test_table_exists
assert !NonExistentTable.table_exists?
assert Topic.table_exists?
end
def test_preserving_date_objects
if current_adapter?(:SybaseAdapter)
# Sybase ctlib does not (yet?) support the date type; use datetime instead.
assert_kind_of(
Time, Topic.find(1).last_read,
"The last_read attribute should be of the Time class"
)
else
# Oracle enhanced adapter allows to define Date attributes in model class (see topic.rb)
assert_kind_of(
Date, Topic.find(1).last_read,
"The last_read attribute should be of the Date class"
)
end
end
def test_previously_changed
topic = Topic.first
topic.title = '<3<3<3'
assert_equal({}, topic.previous_changes)
topic.save!
expected = ["The First Topic", "<3<3<3"]
assert_equal(expected, topic.previous_changes['title'])
end
def test_previously_changed_dup
topic = Topic.first
topic.title = '<3<3<3'
topic.save!
t2 = topic.dup
assert_equal(topic.previous_changes, t2.previous_changes)
topic.title = "lolwut"
topic.save!
assert_not_equal(topic.previous_changes, t2.previous_changes)
end
def test_preserving_time_objects
assert_kind_of(
Time, Topic.find(1).bonus_time,
"The bonus_time attribute should be of the Time class"
)
assert_kind_of(
Time, Topic.find(1).written_on,
"The written_on attribute should be of the Time class"
)
# For adapters which support microsecond resolution.
if current_adapter?(:PostgreSQLAdapter, :SQLite3Adapter)
assert_equal 11, Topic.find(1).written_on.sec
assert_equal 223300, Topic.find(1).written_on.usec
assert_equal 9900, Topic.find(2).written_on.usec
assert_equal 129346, Topic.find(3).written_on.usec
end
end
def test_preserving_time_objects_with_local_time_conversion_to_default_timezone_utc
with_env_tz 'America/New_York' do
with_active_record_default_timezone :utc do
time = Time.local(2000)
topic = Topic.create('written_on' => time)
saved_time = Topic.find(topic.id).reload.written_on
assert_equal time, saved_time
assert_equal [0, 0, 0, 1, 1, 2000, 6, 1, false, "EST"], time.to_a
assert_equal [0, 0, 5, 1, 1, 2000, 6, 1, false, "UTC"], saved_time.to_a
end
end
end
def test_preserving_time_objects_with_time_with_zone_conversion_to_default_timezone_utc
with_env_tz 'America/New_York' do
with_active_record_default_timezone :utc do
Time.use_zone 'Central Time (US & Canada)' do
time = Time.zone.local(2000)
topic = Topic.create('written_on' => time)
saved_time = Topic.find(topic.id).reload.written_on
assert_equal time, saved_time
assert_equal [0, 0, 0, 1, 1, 2000, 6, 1, false, "CST"], time.to_a
assert_equal [0, 0, 6, 1, 1, 2000, 6, 1, false, "UTC"], saved_time.to_a
end
end
end
end
def test_preserving_time_objects_with_utc_time_conversion_to_default_timezone_local
with_env_tz 'America/New_York' do
time = Time.utc(2000)
topic = Topic.create('written_on' => time)
saved_time = Topic.find(topic.id).reload.written_on
assert_equal time, saved_time
assert_equal [0, 0, 0, 1, 1, 2000, 6, 1, false, "UTC"], time.to_a
assert_equal [0, 0, 19, 31, 12, 1999, 5, 365, false, "EST"], saved_time.to_a
end
end
def test_preserving_time_objects_with_time_with_zone_conversion_to_default_timezone_local
with_env_tz 'America/New_York' do
with_active_record_default_timezone :local do
Time.use_zone 'Central Time (US & Canada)' do
time = Time.zone.local(2000)
topic = Topic.create('written_on' => time)
saved_time = Topic.find(topic.id).reload.written_on
assert_equal time, saved_time
assert_equal [0, 0, 0, 1, 1, 2000, 6, 1, false, "CST"], time.to_a
assert_equal [0, 0, 1, 1, 1, 2000, 6, 1, false, "EST"], saved_time.to_a
end
end
end
end
def test_custom_mutator
topic = Topic.find(1)
# This mutator is protected in the class definition
topic.send(:approved=, true)
assert topic.instance_variable_get("@custom_approved")
end
def test_initialize_with_attributes
topic = Topic.new({
"title" => "initialized from attributes", "written_on" => "2003-12-12 23:23"
})
assert_equal("initialized from attributes", topic.title)
end
def test_initialize_with_invalid_attribute
Topic.new({ "title" => "test",
"last_read(1i)" => "2005", "last_read(2i)" => "2", "last_read(3i)" => "31"})
rescue ActiveRecord::MultiparameterAssignmentErrors => ex
assert_equal(1, ex.errors.size)
assert_equal("last_read", ex.errors[0].attribute)
end
def test_create_after_initialize_without_block
cb = CustomBulb.create(:name => 'Dude')
assert_equal('Dude', cb.name)
assert_equal(true, cb.frickinawesome)
end
def test_create_after_initialize_with_block
cb = CustomBulb.create {|c| c.name = 'Dude' }
assert_equal('Dude', cb.name)
assert_equal(true, cb.frickinawesome)
end
def test_create_after_initialize_with_array_param
cbs = CustomBulb.create([{ name: 'Dude' }, { name: 'Bob' }])
assert_equal 'Dude', cbs[0].name
assert_equal 'Bob', cbs[1].name
assert cbs[0].frickinawesome
assert !cbs[1].frickinawesome
end
def test_load
topics = Topic.all.merge!(:order => 'id').to_a
assert_equal(4, topics.size)
assert_equal(topics(:first).title, topics.first.title)
end
def test_load_with_condition
topics = Topic.all.merge!(:where => "author_name = 'Mary'").to_a
assert_equal(1, topics.size)
assert_equal(topics(:second).title, topics.first.title)
end
GUESSED_CLASSES = [Category, Smarts, CreditCard, CreditCard::PinNumber, CreditCard::PinNumber::CvvCode, CreditCard::SubPinNumber, CreditCard::Brand, MasterCreditCard]
def test_table_name_guesses
assert_equal "topics", Topic.table_name
assert_equal "categories", Category.table_name
assert_equal "smarts", Smarts.table_name
assert_equal "credit_cards", CreditCard.table_name
assert_equal "credit_card_pin_numbers", CreditCard::PinNumber.table_name
assert_equal "credit_card_pin_number_cvv_codes", CreditCard::PinNumber::CvvCode.table_name
assert_equal "credit_card_pin_numbers", CreditCard::SubPinNumber.table_name
assert_equal "categories", CreditCard::Brand.table_name
assert_equal "master_credit_cards", MasterCreditCard.table_name
ensure
GUESSED_CLASSES.each(&:reset_table_name)
end
def test_singular_table_name_guesses
ActiveRecord::Base.pluralize_table_names = false
GUESSED_CLASSES.each(&:reset_table_name)
assert_equal "category", Category.table_name
assert_equal "smarts", Smarts.table_name
assert_equal "credit_card", CreditCard.table_name
assert_equal "credit_card_pin_number", CreditCard::PinNumber.table_name
assert_equal "credit_card_pin_number_cvv_code", CreditCard::PinNumber::CvvCode.table_name
assert_equal "credit_card_pin_number", CreditCard::SubPinNumber.table_name
assert_equal "category", CreditCard::Brand.table_name
assert_equal "master_credit_card", MasterCreditCard.table_name
ensure
ActiveRecord::Base.pluralize_table_names = true
GUESSED_CLASSES.each(&:reset_table_name)
end
def test_table_name_guesses_with_prefixes_and_suffixes
ActiveRecord::Base.table_name_prefix = "test_"
Category.reset_table_name
assert_equal "test_categories", Category.table_name
ActiveRecord::Base.table_name_suffix = "_test"
Category.reset_table_name
assert_equal "test_categories_test", Category.table_name
ActiveRecord::Base.table_name_prefix = ""
Category.reset_table_name
assert_equal "categories_test", Category.table_name
ActiveRecord::Base.table_name_suffix = ""
Category.reset_table_name
assert_equal "categories", Category.table_name
ensure
ActiveRecord::Base.table_name_prefix = ""
ActiveRecord::Base.table_name_suffix = ""
GUESSED_CLASSES.each(&:reset_table_name)
end
def test_singular_table_name_guesses_with_prefixes_and_suffixes
ActiveRecord::Base.pluralize_table_names = false
ActiveRecord::Base.table_name_prefix = "test_"
Category.reset_table_name
assert_equal "test_category", Category.table_name
ActiveRecord::Base.table_name_suffix = "_test"
Category.reset_table_name
assert_equal "test_category_test", Category.table_name
ActiveRecord::Base.table_name_prefix = ""
Category.reset_table_name
assert_equal "category_test", Category.table_name
ActiveRecord::Base.table_name_suffix = ""
Category.reset_table_name
assert_equal "category", Category.table_name
ensure
ActiveRecord::Base.pluralize_table_names = true
ActiveRecord::Base.table_name_prefix = ""
ActiveRecord::Base.table_name_suffix = ""
GUESSED_CLASSES.each(&:reset_table_name)
end
def test_table_name_guesses_with_inherited_prefixes_and_suffixes
GUESSED_CLASSES.each(&:reset_table_name)
CreditCard.table_name_prefix = "test_"
CreditCard.reset_table_name
Category.reset_table_name
assert_equal "test_credit_cards", CreditCard.table_name
assert_equal "categories", Category.table_name
CreditCard.table_name_suffix = "_test"
CreditCard.reset_table_name
Category.reset_table_name
assert_equal "test_credit_cards_test", CreditCard.table_name
assert_equal "categories", Category.table_name
CreditCard.table_name_prefix = ""
CreditCard.reset_table_name
Category.reset_table_name
assert_equal "credit_cards_test", CreditCard.table_name
assert_equal "categories", Category.table_name
CreditCard.table_name_suffix = ""
CreditCard.reset_table_name
Category.reset_table_name
assert_equal "credit_cards", CreditCard.table_name
assert_equal "categories", Category.table_name
ensure
CreditCard.table_name_prefix = ""
CreditCard.table_name_suffix = ""
GUESSED_CLASSES.each(&:reset_table_name)
end
def test_singular_table_name_guesses_for_individual_table
Post.pluralize_table_names = false
Post.reset_table_name
assert_equal "post", Post.table_name
assert_equal "categories", Category.table_name
ensure
Post.pluralize_table_names = true
Post.reset_table_name
end
if current_adapter?(:MysqlAdapter, :Mysql2Adapter)
def test_update_all_with_order_and_limit
assert_equal 1, Topic.limit(1).order('id DESC').update_all(:content => 'bulk updated!')
end
end
def test_null_fields
assert_nil Topic.find(1).parent_id
assert_nil Topic.create("title" => "Hey you").parent_id
end
def test_default_values
topic = Topic.new
assert topic.approved?
assert_nil topic.written_on
assert_nil topic.bonus_time
assert_nil topic.last_read
topic.save
topic = Topic.find(topic.id)
assert topic.approved?
assert_nil topic.last_read
# Oracle has some funky default handling, so it requires a bit of
# extra testing. See ticket #2788.
if current_adapter?(:OracleAdapter)
test = TestOracleDefault.new
assert_equal "X", test.test_char
assert_equal "hello", test.test_string
assert_equal 3, test.test_int
end
end
# Oracle, and Sybase do not have a TIME datatype.
unless current_adapter?(:OracleAdapter, :SybaseAdapter)
def test_utc_as_time_zone
Topic.default_timezone = :utc
attributes = { "bonus_time" => "5:42:00AM" }
topic = Topic.find(1)
topic.attributes = attributes
assert_equal Time.utc(2000, 1, 1, 5, 42, 0), topic.bonus_time
Topic.default_timezone = :local
end
def test_utc_as_time_zone_and_new
Topic.default_timezone = :utc
attributes = { "bonus_time(1i)"=>"2000",
"bonus_time(2i)"=>"1",
"bonus_time(3i)"=>"1",
"bonus_time(4i)"=>"10",
"bonus_time(5i)"=>"35",
"bonus_time(6i)"=>"50" }
topic = Topic.new(attributes)
assert_equal Time.utc(2000, 1, 1, 10, 35, 50), topic.bonus_time
Topic.default_timezone = :local
end
end
def test_default_values_on_empty_strings
topic = Topic.new
topic.approved = nil
topic.last_read = nil
topic.save
topic = Topic.find(topic.id)
assert_nil topic.last_read
# Sybase adapter does not allow nulls in boolean columns
if current_adapter?(:SybaseAdapter)
assert topic.approved == false
else
assert_nil topic.approved
end
end
def test_equality
assert_equal Topic.find(1), Topic.find(2).topic
end
def test_find_by_slug
assert_equal Topic.find('1-meowmeow'), Topic.find(1)
end
def test_equality_of_new_records
assert_not_equal Topic.new, Topic.new
end
def test_equality_of_destroyed_records
topic_1 = Topic.new(:title => 'test_1')
topic_1.save
topic_2 = Topic.find(topic_1.id)
topic_1.destroy
assert_equal topic_1, topic_2
assert_equal topic_2, topic_1
end
def test_hashing
assert_equal [ Topic.find(1) ], [ Topic.find(2).topic ] & [ Topic.find(1) ]
end
def test_comparison
topic_1 = Topic.create!
topic_2 = Topic.create!
assert_equal [topic_2, topic_1].sort, [topic_1, topic_2]
end
def test_comparison_with_different_objects
topic = Topic.create
category = Category.create(:name => "comparison")
assert_nil topic <=> category
end
def test_readonly_attributes
assert_equal Set.new([ 'title' , 'comments_count' ]), ReadonlyTitlePost.readonly_attributes
post = ReadonlyTitlePost.create(:title => "cannot change this", :body => "changeable")
post.reload
assert_equal "cannot change this", post.title
post.update(title: "try to change", body: "changed")
post.reload
assert_equal "cannot change this", post.title
assert_equal "changed", post.body
end
def test_attr_readonly_is_class_level_setting
post = ReadonlyTitlePost.new
assert_raise(NoMethodError) { post._attr_readonly = [:title] }
assert_deprecated { post._attr_readonly }
end
def test_non_valid_identifier_column_name
weird = Weird.create('a$b' => 'value')
weird.reload
assert_equal 'value', weird.send('a$b')
assert_equal 'value', weird.read_attribute('a$b')
weird.update_columns('a$b' => 'value2')
weird.reload
assert_equal 'value2', weird.send('a$b')
assert_equal 'value2', weird.read_attribute('a$b')
end
def test_group_weirds_by_from
Weird.create('a$b' => 'value', :from => 'aaron')
count = Weird.group(Weird.arel_table[:from]).count
assert_equal 1, count['aaron']
end
def test_attributes_on_dummy_time
# Oracle, and Sybase do not have a TIME datatype.
return true if current_adapter?(:OracleAdapter, :SybaseAdapter)
attributes = {
"bonus_time" => "5:42:00AM"
}
topic = Topic.find(1)
topic.attributes = attributes
assert_equal Time.local(2000, 1, 1, 5, 42, 0), topic.bonus_time
end
def test_attributes_on_dummy_time_with_invalid_time
# Oracle, and Sybase do not have a TIME datatype.
return true if current_adapter?(:OracleAdapter, :SybaseAdapter)
attributes = {
"bonus_time" => "not a time"
}
topic = Topic.find(1)
topic.attributes = attributes
assert_nil topic.bonus_time
end
def test_boolean
b_nil = Boolean.create({ "value" => nil })
nil_id = b_nil.id
b_false = Boolean.create({ "value" => false })
false_id = b_false.id
b_true = Boolean.create({ "value" => true })
true_id = b_true.id
b_nil = Boolean.find(nil_id)
assert_nil b_nil.value
b_false = Boolean.find(false_id)
assert !b_false.value?
b_true = Boolean.find(true_id)
assert b_true.value?
end
def test_boolean_without_questionmark
b_true = Boolean.create({ "value" => true })
true_id = b_true.id
subclass = Class.new(Boolean).find true_id
superclass = Boolean.find true_id
assert_equal superclass.read_attribute(:has_fun), subclass.read_attribute(:has_fun)
end
def test_boolean_cast_from_string
b_blank = Boolean.create({ "value" => "" })
blank_id = b_blank.id
b_false = Boolean.create({ "value" => "0" })
false_id = b_false.id
b_true = Boolean.create({ "value" => "1" })
true_id = b_true.id
b_blank = Boolean.find(blank_id)
assert_nil b_blank.value
b_false = Boolean.find(false_id)
assert !b_false.value?
b_true = Boolean.find(true_id)
assert b_true.value?
end
def test_new_record_returns_boolean
assert_equal false, Topic.new.persisted?
assert_equal true, Topic.find(1).persisted?
end
def test_dup
topic = Topic.find(1)
duped_topic = nil
assert_nothing_raised { duped_topic = topic.dup }
assert_equal topic.title, duped_topic.title
assert !duped_topic.persisted?
# test if the attributes have been duped
topic.title = "a"
duped_topic.title = "b"
assert_equal "a", topic.title
assert_equal "b", duped_topic.title
# test if the attribute values have been duped
duped_topic = topic.dup
duped_topic.title.replace "c"
assert_equal "a", topic.title
# test if attributes set as part of after_initialize are duped correctly
assert_equal topic.author_email_address, duped_topic.author_email_address
# test if saved clone object differs from original
duped_topic.save
assert duped_topic.persisted?
assert_not_equal duped_topic.id, topic.id
duped_topic.reload
assert_equal("c", duped_topic.title)
end
def test_dup_with_aggregate_of_same_name_as_attribute
dev = DeveloperWithAggregate.find(1)
assert_kind_of DeveloperSalary, dev.salary
dup = nil
assert_nothing_raised { dup = dev.dup }
assert_kind_of DeveloperSalary, dup.salary
assert_equal dev.salary.amount, dup.salary.amount
assert !dup.persisted?
# test if the attributes have been dupd
original_amount = dup.salary.amount
dev.salary.amount = 1
assert_equal original_amount, dup.salary.amount
assert dup.save
assert dup.persisted?
assert_not_equal dup.id, dev.id
end
def test_dup_does_not_copy_associations
author = authors(:david)
assert_not_equal [], author.posts
author.send(:clear_association_cache)
author_dup = author.dup
assert_equal [], author_dup.posts
end
def test_clone_preserves_subtype
clone = nil
assert_nothing_raised { clone = Company.find(3).clone }
assert_kind_of Client, clone
end
def test_clone_of_new_object_with_defaults
developer = Developer.new
assert !developer.name_changed?
assert !developer.salary_changed?
cloned_developer = developer.clone
assert !cloned_developer.name_changed?
assert !cloned_developer.salary_changed?
end
def test_clone_of_new_object_marks_attributes_as_dirty
developer = Developer.new :name => 'Bjorn', :salary => 100000
assert developer.name_changed?
assert developer.salary_changed?
cloned_developer = developer.clone
assert cloned_developer.name_changed?
assert cloned_developer.salary_changed?
end
def test_clone_of_new_object_marks_as_dirty_only_changed_attributes
developer = Developer.new :name => 'Bjorn'
assert developer.name_changed? # obviously
assert !developer.salary_changed? # attribute has non-nil default value, so treated as not changed
cloned_developer = developer.clone
assert cloned_developer.name_changed?
assert !cloned_developer.salary_changed? # ... and cloned instance should behave same
end
def test_dup_of_saved_object_marks_attributes_as_dirty
developer = Developer.create! :name => 'Bjorn', :salary => 100000
assert !developer.name_changed?
assert !developer.salary_changed?
cloned_developer = developer.dup
assert cloned_developer.name_changed? # both attributes differ from defaults
assert cloned_developer.salary_changed?
end
def test_dup_of_saved_object_marks_as_dirty_only_changed_attributes
developer = Developer.create! :name => 'Bjorn'
assert !developer.name_changed? # both attributes of saved object should be treated as not changed
assert !developer.salary_changed?
cloned_developer = developer.dup
assert cloned_developer.name_changed? # ... but on cloned object should be
assert !cloned_developer.salary_changed? # ... BUT salary has non-nil default which should be treated as not changed on cloned instance
end
def test_bignum
company = Company.find(1)
company.rating = 2147483647
company.save
company = Company.find(1)
assert_equal 2147483647, company.rating
end
# TODO: extend defaults tests to other databases!
if current_adapter?(:PostgreSQLAdapter)
def test_default
tz = Default.default_timezone
Default.default_timezone = :local
default = Default.new
Default.default_timezone = tz
# fixed dates / times
assert_equal Date.new(2004, 1, 1), default.fixed_date
assert_equal Time.local(2004, 1,1,0,0,0,0), default.fixed_time
# char types
assert_equal 'Y', default.char1
assert_equal 'a varchar field', default.char2
assert_equal 'a text field', default.char3
end
class Geometric < ActiveRecord::Base; end
def test_geometric_content
# accepted format notes:
# ()'s aren't required
# values can be a mix of float or integer
g = Geometric.new(
:a_point => '(5.0, 6.1)',
#:a_line => '((2.0, 3), (5.5, 7.0))' # line type is currently unsupported in postgresql
:a_line_segment => '(2.0, 3), (5.5, 7.0)',
:a_box => '2.0, 3, 5.5, 7.0',
:a_path => '[(2.0, 3), (5.5, 7.0), (8.5, 11.0)]', # [ ] is an open path
:a_polygon => '((2.0, 3), (5.5, 7.0), (8.5, 11.0))',
:a_circle => '<(5.3, 10.4), 2>'
)
assert g.save
# Reload and check that we have all the geometric attributes.
h = Geometric.find(g.id)
assert_equal [5.0, 6.1], h.a_point
assert_equal '[(2,3),(5.5,7)]', h.a_line_segment
assert_equal '(5.5,7),(2,3)', h.a_box # reordered to store upper right corner then bottom left corner
assert_equal '[(2,3),(5.5,7),(8.5,11)]', h.a_path
assert_equal '((2,3),(5.5,7),(8.5,11))', h.a_polygon
assert_equal '<(5.3,10.4),2>', h.a_circle
# use a geometric function to test for an open path
objs = Geometric.find_by_sql ["select isopen(a_path) from geometrics where id = ?", g.id]
assert_equal true, objs[0].isopen
# test alternate formats when defining the geometric types
g = Geometric.new(
:a_point => '5.0, 6.1',
#:a_line => '((2.0, 3), (5.5, 7.0))' # line type is currently unsupported in postgresql
:a_line_segment => '((2.0, 3), (5.5, 7.0))',
:a_box => '(2.0, 3), (5.5, 7.0)',
:a_path => '((2.0, 3), (5.5, 7.0), (8.5, 11.0))', # ( ) is a closed path
:a_polygon => '2.0, 3, 5.5, 7.0, 8.5, 11.0',
:a_circle => '((5.3, 10.4), 2)'
)
assert g.save
# Reload and check that we have all the geometric attributes.
h = Geometric.find(g.id)
assert_equal [5.0, 6.1], h.a_point
assert_equal '[(2,3),(5.5,7)]', h.a_line_segment
assert_equal '(5.5,7),(2,3)', h.a_box # reordered to store upper right corner then bottom left corner
assert_equal '((2,3),(5.5,7),(8.5,11))', h.a_path
assert_equal '((2,3),(5.5,7),(8.5,11))', h.a_polygon
assert_equal '<(5.3,10.4),2>', h.a_circle
# use a geometric function to test for an closed path
objs = Geometric.find_by_sql ["select isclosed(a_path) from geometrics where id = ?", g.id]
assert_equal true, objs[0].isclosed
# test native ruby formats when defining the geometric types
g = Geometric.new(
:a_point => [5.0, 6.1],
#:a_line => '((2.0, 3), (5.5, 7.0))' # line type is currently unsupported in postgresql
:a_line_segment => '((2.0, 3), (5.5, 7.0))',
:a_box => '(2.0, 3), (5.5, 7.0)',
:a_path => '((2.0, 3), (5.5, 7.0), (8.5, 11.0))', # ( ) is a closed path
:a_polygon => '2.0, 3, 5.5, 7.0, 8.5, 11.0',
:a_circle => '((5.3, 10.4), 2)'
)
assert g.save
# Reload and check that we have all the geometric attributes.
h = Geometric.find(g.id)
assert_equal [5.0, 6.1], h.a_point
assert_equal '[(2,3),(5.5,7)]', h.a_line_segment
assert_equal '(5.5,7),(2,3)', h.a_box # reordered to store upper right corner then bottom left corner
assert_equal '((2,3),(5.5,7),(8.5,11))', h.a_path
assert_equal '((2,3),(5.5,7),(8.5,11))', h.a_polygon
assert_equal '<(5.3,10.4),2>', h.a_circle
end
end
class NumericData < ActiveRecord::Base
self.table_name = 'numeric_data'
end
def test_big_decimal_conditions
m = NumericData.new(
:bank_balance => 1586.43,
:big_bank_balance => BigDecimal("1000234000567.95"),
:world_population => 6000000000,
:my_house_population => 3
)
assert m.save
assert_equal 0, NumericData.where("bank_balance > ?", 2000.0).count
end
def test_numeric_fields
m = NumericData.new(
:bank_balance => 1586.43,
:big_bank_balance => BigDecimal("1000234000567.95"),
:world_population => 6000000000,
:my_house_population => 3
)
assert m.save
m1 = NumericData.find(m.id)
assert_not_nil m1
# As with migration_test.rb, we should make world_population >= 2**62
# to cover 64-bit platforms and test it is a Bignum, but the main thing
# is that it's an Integer.
assert_kind_of Integer, m1.world_population
assert_equal 6000000000, m1.world_population
assert_kind_of Fixnum, m1.my_house_population
assert_equal 3, m1.my_house_population
assert_kind_of BigDecimal, m1.bank_balance
assert_equal BigDecimal("1586.43"), m1.bank_balance
assert_kind_of BigDecimal, m1.big_bank_balance
assert_equal BigDecimal("1000234000567.95"), m1.big_bank_balance
end
def test_auto_id
auto = AutoId.new
auto.save
assert(auto.id > 0)
end
def test_sql_injection_via_find
assert_raise(ActiveRecord::RecordNotFound, ActiveRecord::StatementInvalid) do
Topic.find("123456 OR id > 0")
end
end
def test_column_name_properly_quoted
col_record = ColumnName.new
col_record.references = 40
assert col_record.save
col_record.references = 41
assert col_record.save
assert_not_nil c2 = ColumnName.find(col_record.id)
assert_equal(41, c2.references)
end
def test_quoting_arrays
replies = Reply.all.merge!(:where => [ "id IN (?)", topics(:first).replies.collect(&:id) ]).to_a
assert_equal topics(:first).replies.size, replies.size
replies = Reply.all.merge!(:where => [ "id IN (?)", [] ]).to_a
assert_equal 0, replies.size
end
def test_quote
author_name = "\\ \001 ' \n \\n \""
topic = Topic.create('author_name' => author_name)
assert_equal author_name, Topic.find(topic.id).author_name
end
def test_toggle_attribute
assert !topics(:first).approved?
topics(:first).toggle!(:approved)
assert topics(:first).approved?
topic = topics(:first)
topic.toggle(:approved)
assert !topic.approved?
topic.reload
assert topic.approved?
end
def test_reload
t1 = Topic.find(1)
t2 = Topic.find(1)
t1.title = "something else"
t1.save
t2.reload
assert_equal t1.title, t2.title
end
def test_reload_with_exclusive_scope
dev = DeveloperCalledDavid.first
dev.update!(name: "NotDavid" )
assert_equal dev, dev.reload
end
def test_switching_between_table_name
assert_difference("GoodJoke.count") do
Joke.table_name = "cold_jokes"
Joke.create
Joke.table_name = "funny_jokes"
Joke.create
end
end
def test_clear_cash_when_setting_table_name
Joke.table_name = "cold_jokes"
before_columns = Joke.columns
before_seq = Joke.sequence_name
Joke.table_name = "funny_jokes"
after_columns = Joke.columns
after_seq = Joke.sequence_name
assert_not_equal before_columns, after_columns
assert_not_equal before_seq, after_seq unless before_seq.nil? && after_seq.nil?
end
def test_dont_clear_sequence_name_when_setting_explicitly
Joke.sequence_name = "black_jokes_seq"
Joke.table_name = "cold_jokes"
before_seq = Joke.sequence_name
Joke.table_name = "funny_jokes"
after_seq = Joke.sequence_name
assert_equal before_seq, after_seq unless before_seq.nil? && after_seq.nil?
ensure
Joke.reset_sequence_name
end
def test_dont_clear_inheritance_column_when_setting_explicitly
Joke.inheritance_column = "my_type"
before_inherit = Joke.inheritance_column
Joke.reset_column_information
after_inherit = Joke.inheritance_column
assert_equal before_inherit, after_inherit unless before_inherit.blank? && after_inherit.blank?
end
def test_set_table_name_symbol_converted_to_string
Joke.table_name = :cold_jokes
assert_equal 'cold_jokes', Joke.table_name
end
def test_quoted_table_name_after_set_table_name
klass = Class.new(ActiveRecord::Base)
klass.table_name = "foo"
assert_equal "foo", klass.table_name
assert_equal klass.connection.quote_table_name("foo"), klass.quoted_table_name
klass.table_name = "bar"
assert_equal "bar", klass.table_name
assert_equal klass.connection.quote_table_name("bar"), klass.quoted_table_name
end
def test_set_table_name_with_inheritance
k = Class.new( ActiveRecord::Base )
def k.name; "Foo"; end
def k.table_name; super + "ks"; end
assert_equal "foosks", k.table_name
end
def test_sequence_name_with_abstract_class
ak = Class.new(ActiveRecord::Base)
ak.abstract_class = true
k = Class.new(ak)
k.table_name = "projects"
orig_name = k.sequence_name
return skip "sequences not supported by db" unless orig_name
assert_equal k.reset_sequence_name, orig_name
end
def test_count_with_join
res = Post.count_by_sql "SELECT COUNT(*) FROM posts LEFT JOIN comments ON posts.id=comments.post_id WHERE posts.#{QUOTED_TYPE} = 'Post'"
res2 = Post.where("posts.#{QUOTED_TYPE} = 'Post'").joins("LEFT JOIN comments ON posts.id=comments.post_id").count
assert_equal res, res2
res3 = nil
assert_nothing_raised do
res3 = Post.where("posts.#{QUOTED_TYPE} = 'Post'").joins("LEFT JOIN comments ON posts.id=comments.post_id").count
end
assert_equal res, res3
res4 = Post.count_by_sql "SELECT COUNT(p.id) FROM posts p, comments co WHERE p.#{QUOTED_TYPE} = 'Post' AND p.id=co.post_id"
res5 = nil
assert_nothing_raised do
res5 = Post.where("p.#{QUOTED_TYPE} = 'Post' AND p.id=co.post_id").joins("p, comments co").select("p.id").count
end
assert_equal res4, res5
res6 = Post.count_by_sql "SELECT COUNT(DISTINCT p.id) FROM posts p, comments co WHERE p.#{QUOTED_TYPE} = 'Post' AND p.id=co.post_id"
res7 = nil
assert_nothing_raised do
res7 = Post.where("p.#{QUOTED_TYPE} = 'Post' AND p.id=co.post_id").joins("p, comments co").select("p.id").distinct.count
end
assert_equal res6, res7
end
def test_no_limit_offset
assert_nothing_raised do
Developer.all.merge!(:offset => 2).to_a
end
end
def test_find_last
last = Developer.last
assert_equal last, Developer.all.merge!(:order => 'id desc').first
end
def test_last
assert_equal Developer.all.merge!(:order => 'id desc').first, Developer.last
end
def test_all
developers = Developer.all
assert_kind_of ActiveRecord::Relation, developers
assert_equal Developer.all, developers
end
def test_all_with_conditions
assert_equal Developer.all.merge!(:order => 'id desc').to_a, Developer.order('id desc').to_a
end
def test_find_ordered_last
last = Developer.all.merge!(:order => 'developers.salary ASC').last
assert_equal last, Developer.all.merge!(:order => 'developers.salary ASC').to_a.last
end
def test_find_reverse_ordered_last
last = Developer.all.merge!(:order => 'developers.salary DESC').last
assert_equal last, Developer.all.merge!(:order => 'developers.salary DESC').to_a.last
end
def test_find_multiple_ordered_last
last = Developer.all.merge!(:order => 'developers.name, developers.salary DESC').last
assert_equal last, Developer.all.merge!(:order => 'developers.name, developers.salary DESC').to_a.last
end
def test_find_keeps_multiple_order_values
combined = Developer.all.merge!(:order => 'developers.name, developers.salary').to_a
assert_equal combined, Developer.all.merge!(:order => ['developers.name', 'developers.salary']).to_a
end
def test_find_keeps_multiple_group_values
combined = Developer.all.merge!(:group => 'developers.name, developers.salary, developers.id, developers.created_at, developers.updated_at, developers.created_on, developers.updated_on').to_a
assert_equal combined, Developer.all.merge!(:group => ['developers.name', 'developers.salary', 'developers.id', 'developers.created_at', 'developers.updated_at', 'developers.created_on', 'developers.updated_on']).to_a
end
def test_find_symbol_ordered_last
last = Developer.all.merge!(:order => :salary).last
assert_equal last, Developer.all.merge!(:order => :salary).to_a.last
end
def test_abstract_class
assert !ActiveRecord::Base.abstract_class?
assert LoosePerson.abstract_class?
assert !LooseDescendant.abstract_class?
end
def test_abstract_class_table_name
assert_nil AbstractCompany.table_name
end
def test_descends_from_active_record
assert !ActiveRecord::Base.descends_from_active_record?
# Abstract subclass of AR::Base.
assert LoosePerson.descends_from_active_record?
# Concrete subclass of an abstract class.
assert LooseDescendant.descends_from_active_record?
# Concrete subclass of AR::Base.
assert TightPerson.descends_from_active_record?
# Concrete subclass of a concrete class but has no type column.
assert TightDescendant.descends_from_active_record?
# Concrete subclass of AR::Base.
assert Post.descends_from_active_record?
# Abstract subclass of a concrete class which has a type column.
# This is pathological, as you'll never have Sub < Abstract < Concrete.
assert !StiPost.descends_from_active_record?
# Concrete subclasses an abstract class which has a type column.
assert !SubStiPost.descends_from_active_record?
end
def test_find_on_abstract_base_class_doesnt_use_type_condition
old_class = LooseDescendant
Object.send :remove_const, :LooseDescendant
descendant = old_class.create! :first_name => 'bob'
assert_not_nil LoosePerson.find(descendant.id), "Should have found instance of LooseDescendant when finding abstract LoosePerson: #{descendant.inspect}"
ensure
unless Object.const_defined?(:LooseDescendant)
Object.const_set :LooseDescendant, old_class
end
end
def test_assert_queries
query = lambda { ActiveRecord::Base.connection.execute 'select count(*) from developers' }
assert_queries(2) { 2.times { query.call } }
assert_queries 1, &query
assert_no_queries { assert true }
end
def test_inspect_class
assert_equal 'ActiveRecord::Base', ActiveRecord::Base.inspect
assert_equal 'LoosePerson(abstract)', LoosePerson.inspect
assert_match(/^Topic\(id: integer, title: string/, Topic.inspect)
end
def test_inspect_instance
topic = topics(:first)
assert_equal %(#<Topic id: 1, title: "The First Topic", author_name: "David", author_email_address: "david@loudthinking.com", written_on: "#{topic.written_on.to_s(:db)}", bonus_time: "#{topic.bonus_time.to_s(:db)}", last_read: "#{topic.last_read.to_s(:db)}", content: "Have a nice day", important: nil, approved: false, replies_count: 1, parent_id: nil, parent_title: nil, type: nil, group: nil, created_at: "#{topic.created_at.to_s(:db)}", updated_at: "#{topic.updated_at.to_s(:db)}">), topic.inspect
end
def test_inspect_new_instance
assert_match(/Topic id: nil/, Topic.new.inspect)
end
def test_inspect_limited_select_instance
assert_equal %(#<Topic id: 1>), Topic.all.merge!(:select => 'id', :where => 'id = 1').first.inspect
assert_equal %(#<Topic id: 1, title: "The First Topic">), Topic.all.merge!(:select => 'id, title', :where => 'id = 1').first.inspect
end
def test_inspect_class_without_table
assert_equal "NonExistentTable(Table doesn't exist)", NonExistentTable.inspect
end
def test_attribute_for_inspect
t = topics(:first)
t.title = "The First Topic Now Has A Title With\nNewlines And More Than 50 Characters"
assert_equal %("#{t.written_on.to_s(:db)}"), t.attribute_for_inspect(:written_on)
assert_equal '"The First Topic Now Has A Title With\nNewlines And M..."', t.attribute_for_inspect(:title)
end
def test_becomes
assert_kind_of Reply, topics(:first).becomes(Reply)
assert_equal "The First Topic", topics(:first).becomes(Reply).title
end
def test_becomes_includes_errors
company = Company.new(:name => nil)
assert !company.valid?
original_errors = company.errors
client = company.becomes(Client)
assert_equal original_errors, client.errors
end
def test_silence_sets_log_level_to_error_in_block
original_logger = ActiveRecord::Base.logger
assert_deprecated do
log = StringIO.new
ActiveRecord::Base.logger = ActiveSupport::Logger.new(log)
ActiveRecord::Base.logger.level = Logger::DEBUG
ActiveRecord::Base.silence do
ActiveRecord::Base.logger.warn "warn"
ActiveRecord::Base.logger.error "error"
end
assert_equal "error\n", log.string
end
ensure
ActiveRecord::Base.logger = original_logger
end
def test_silence_sets_log_level_back_to_level_before_yield
original_logger = ActiveRecord::Base.logger
assert_deprecated do
log = StringIO.new
ActiveRecord::Base.logger = ActiveSupport::Logger.new(log)
ActiveRecord::Base.logger.level = Logger::WARN
ActiveRecord::Base.silence do
end
assert_equal Logger::WARN, ActiveRecord::Base.logger.level
end
ensure
ActiveRecord::Base.logger = original_logger
end
def test_benchmark_with_log_level
original_logger = ActiveRecord::Base.logger
log = StringIO.new
ActiveRecord::Base.logger = ActiveSupport::Logger.new(log)
ActiveRecord::Base.logger.level = Logger::WARN
ActiveRecord::Base.benchmark("Debug Topic Count", :level => :debug) { Topic.count }
ActiveRecord::Base.benchmark("Warn Topic Count", :level => :warn) { Topic.count }
ActiveRecord::Base.benchmark("Error Topic Count", :level => :error) { Topic.count }
assert_no_match(/Debug Topic Count/, log.string)
assert_match(/Warn Topic Count/, log.string)
assert_match(/Error Topic Count/, log.string)
ensure
ActiveRecord::Base.logger = original_logger
end
def test_benchmark_with_use_silence
original_logger = ActiveRecord::Base.logger
log = StringIO.new
ActiveRecord::Base.logger = ActiveSupport::Logger.new(log)
ActiveRecord::Base.benchmark("Logging", :level => :debug, :silence => false) { ActiveRecord::Base.logger.debug "Quiet" }
assert_match(/Quiet/, log.string)
ensure
ActiveRecord::Base.logger = original_logger
end
def test_compute_type_success
assert_equal Author, ActiveRecord::Base.send(:compute_type, 'Author')
end
def test_compute_type_nonexistent_constant
assert_raises NameError do
ActiveRecord::Base.send :compute_type, 'NonexistentModel'
end
end
def test_compute_type_no_method_error
ActiveSupport::Dependencies.stubs(:constantize).raises(NoMethodError)
assert_raises NoMethodError do
ActiveRecord::Base.send :compute_type, 'InvalidModel'
end
end
def test_compute_type_argument_error
ActiveSupport::Dependencies.stubs(:constantize).raises(ArgumentError)
assert_raises ArgumentError do
ActiveRecord::Base.send :compute_type, 'InvalidModel'
end
end
def test_clear_cache!
# preheat cache
c1 = Post.connection.schema_cache.columns('posts')
ActiveRecord::Base.clear_cache!
c2 = Post.connection.schema_cache.columns('posts')
assert_not_equal c1, c2
end
def test_current_scope_is_reset
Object.const_set :UnloadablePost, Class.new(ActiveRecord::Base)
UnloadablePost.send(:current_scope=, UnloadablePost.all)
UnloadablePost.unloadable
assert_not_nil ActiveRecord::Scoping::ScopeRegistry.value_for(:current_scope, "UnloadablePost")
ActiveSupport::Dependencies.remove_unloadable_constants!
assert_nil ActiveRecord::Scoping::ScopeRegistry.value_for(:current_scope, "UnloadablePost")
ensure
Object.class_eval{ remove_const :UnloadablePost } if defined?(UnloadablePost)
end
def test_marshal_round_trip
expected = posts(:welcome)
marshalled = Marshal.dump(expected)
actual = Marshal.load(marshalled)
assert_equal expected.attributes, actual.attributes
end
def test_marshal_new_record_round_trip
marshalled = Marshal.dump(Post.new)
post = Marshal.load(marshalled)
assert post.new_record?, "should be a new record"
end
def test_marshalling_with_associations
post = Post.new
post.comments.build
marshalled = Marshal.dump(post)
post = Marshal.load(marshalled)
assert_equal 1, post.comments.length
end
def test_marshalling_new_record_round_trip_with_associations
post = Post.new
post.comments.build
post = Marshal.load(Marshal.dump(post))
assert post.new_record?, "should be a new record"
end
def test_attribute_names
assert_equal ["id", "type", "firm_id", "firm_name", "name", "client_of", "rating", "account_id", "description"],
Company.attribute_names
end
def test_attribute_names_on_table_not_exists
assert_equal [], NonExistentTable.attribute_names
end
def test_attribute_names_on_abstract_class
assert_equal [], AbstractCompany.attribute_names
end
def test_touch_should_raise_error_on_a_new_object
company = Company.new(:rating => 1, :name => "37signals", :firm_name => "37signals")
assert_raises(ActiveRecord::ActiveRecordError) do
company.touch :updated_at
end
end
def test_uniq_delegates_to_scoped
scope = stub
Bird.stubs(:all).returns(mock(:uniq => scope))
assert_equal scope, Bird.uniq
end
def test_distinct_delegates_to_scoped
scope = stub
Bird.stubs(:all).returns(mock(:distinct => scope))
assert_equal scope, Bird.distinct
end
def test_table_name_with_2_abstract_subclasses
assert_equal "photos", Photo.table_name
end
def test_column_types_typecast
topic = Topic.first
assert_not_equal 't.lo', topic.author_name
attrs = topic.attributes.dup
attrs.delete 'id'
typecast = Class.new {
def type_cast value
"t.lo"
end
}
types = { 'author_name' => typecast.new }
topic = Topic.allocate.init_with 'attributes' => attrs,
'column_types' => types
assert_equal 't.lo', topic.author_name
end
def test_typecasting_aliases
assert_equal 10, Topic.select('10 as tenderlove').first.tenderlove
end
def test_slice
company = Company.new(:rating => 1, :name => "37signals", :firm_name => "37signals")
hash = company.slice(:name, :rating, "arbitrary_method")
assert_equal hash[:name], company.name
assert_equal hash['name'], company.name
assert_equal hash[:rating], company.rating
assert_equal hash['arbitrary_method'], company.arbitrary_method
assert_equal hash[:arbitrary_method], company.arbitrary_method
assert_nil hash[:firm_name]
assert_nil hash['firm_name']
end
def test_default_values_are_deeply_dupped
company = Company.new
company.description << "foo"
assert_equal "", Company.new.description
end
["find_by", "find_by!"].each do |meth|
test "#{meth} delegates to scoped" do
record = stub
scope = mock
scope.expects(meth).with(:foo, :bar).returns(record)
klass = Class.new(ActiveRecord::Base)
klass.stubs(:all => scope)
assert_equal record, klass.public_send(meth, :foo, :bar)
end
end
test "scoped can take a values hash" do
klass = Class.new(ActiveRecord::Base)
assert_equal ['foo'], klass.all.merge!(select: 'foo').select_values
end
test "connection_handler can be overridden" do
klass = Class.new(ActiveRecord::Base)
orig_handler = klass.connection_handler
new_handler = ActiveRecord::ConnectionAdapters::ConnectionHandler.new
thread_connection_handler = nil
t = Thread.new do
klass.connection_handler = new_handler
thread_connection_handler = klass.connection_handler
end
t.join
assert_equal klass.connection_handler, orig_handler
assert_equal thread_connection_handler, new_handler
end
test "new threads get default the default connection handler" do
klass = Class.new(ActiveRecord::Base)
orig_handler = klass.connection_handler
handler = nil
t = Thread.new do
handler = klass.connection_handler
end
t.join
assert_equal handler, orig_handler
assert_equal klass.connection_handler, orig_handler
assert_equal klass.default_connection_handler, orig_handler
end
test "changing a connection handler in a main thread does not poison the other threads" do
klass = Class.new(ActiveRecord::Base)
orig_handler = klass.connection_handler
new_handler = ActiveRecord::ConnectionAdapters::ConnectionHandler.new
after_handler = nil
is_set = false
t = Thread.new do
klass.connection_handler = new_handler
is_set = true
Thread.stop
after_handler = klass.connection_handler
end
while(!is_set)
Thread.pass
end
klass.connection_handler = orig_handler
t.wakeup
t.join
assert_equal after_handler, new_handler
assert_equal orig_handler, klass.connection_handler
end
end
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