vendor/rails/activerecord/test/cases/validations_test.rb

   1 # encoding: utf-8
   2 require "cases/helper"
   3 require 'models/topic'
   4 require 'models/reply'
   5 require 'models/person'
   6 require 'models/developer'
   7 require 'models/warehouse_thing'
   8 require 'models/guid'
   9
  10 # The following methods in Topic are used in test_conditional_validation_*
  11 class Topic
  12   has_many :unique_replies, :dependent => :destroy, :foreign_key => "parent_id"
  13   has_many :silly_unique_replies, :dependent => :destroy, :foreign_key => "parent_id"
  14
  15   def condition_is_true
  16     true
  17   end
  18
  19   def condition_is_true_but_its_not
  20     false
  21   end
  22 end
  23
  24 class ProtectedPerson < ActiveRecord::Base
  25   set_table_name 'people'
  26   attr_accessor :addon
  27   attr_protected :first_name
  28 end
  29
  30 class UniqueReply < Reply
  31   validates_uniqueness_of :content, :scope => 'parent_id'
  32 end
  33
  34 class PlagiarizedReply < Reply
  35   validates_acceptance_of :author_name
  36 end
  37
  38 class SillyUniqueReply < UniqueReply
  39 end
  40
  41 class Wizard < ActiveRecord::Base
  42   self.abstract_class = true
  43
  44   validates_uniqueness_of :name
  45 end
  46
  47 class IneptWizard < Wizard
  48   validates_uniqueness_of :city
  49 end
  50
  51 class Conjurer < IneptWizard
  52 end
  53
  54 class Thaumaturgist < IneptWizard
  55 end
  56
  57
  58 class ValidationsTest < ActiveRecord::TestCase
  59   fixtures :topics, :developers, 'warehouse-things'
  60
  61   def setup
  62     Topic.instance_variable_set("@validate_callbacks", ActiveSupport::Callbacks::CallbackChain.new)
  63     Topic.instance_variable_set("@validate_on_create_callbacks", ActiveSupport::Callbacks::CallbackChain.new)
  64     Topic.instance_variable_set("@validate_on_update_callbacks", ActiveSupport::Callbacks::CallbackChain.new)
  65   end
  66
  67   def test_single_field_validation
  68     r = Reply.new
  69     r.title = "There's no content!"
  70     assert !r.valid?, "A reply without content shouldn't be saveable"
  71
  72     r.content = "Messa content!"
  73     assert r.valid?, "A reply with content should be saveable"
  74   end
  75
  76   def test_single_attr_validation_and_error_msg
  77     r = Reply.new
  78     r.title = "There's no content!"
  79     assert !r.valid?
  80     assert r.errors.invalid?("content"), "A reply without content should mark that attribute as invalid"
  81     assert_equal "Empty", r.errors.on("content"), "A reply without content should contain an error"
  82     assert_equal 1, r.errors.count
  83   end
  84
  85   def test_double_attr_validation_and_error_msg
  86     r = Reply.new
  87     assert !r.valid?
  88
  89     assert r.errors.invalid?("title"), "A reply without title should mark that attribute as invalid"
  90     assert_equal "Empty", r.errors.on("title"), "A reply without title should contain an error"
  91
  92     assert r.errors.invalid?("content"), "A reply without content should mark that attribute as invalid"
  93     assert_equal "Empty", r.errors.on("content"), "A reply without content should contain an error"
  94
  95     assert_equal 2, r.errors.count
  96   end
  97
  98   def test_error_on_create
  99     r = Reply.new
 100     r.title = "Wrong Create"
 101     assert !r.valid?
 102     assert r.errors.invalid?("title"), "A reply with a bad title should mark that attribute as invalid"
 103     assert_equal "is Wrong Create", r.errors.on("title"), "A reply with a bad content should contain an error"
 104   end
 105
 106   def test_error_on_update
 107     r = Reply.new
 108     r.title = "Bad"
 109     r.content = "Good"
 110     assert r.save, "First save should be successful"
 111
 112     r.title = "Wrong Update"
 113     assert !r.save, "Second save should fail"
 114
 115     assert r.errors.invalid?("title"), "A reply with a bad title should mark that attribute as invalid"
 116     assert_equal "is Wrong Update", r.errors.on("title"), "A reply with a bad content should contain an error"
 117   end
 118
 119   def test_invalid_record_exception
 120     assert_raises(ActiveRecord::RecordInvalid) { Reply.create! }
 121     assert_raises(ActiveRecord::RecordInvalid) { Reply.new.save! }
 122
 123     begin
 124       r = Reply.new
 125       r.save!
 126       flunk
 127     rescue ActiveRecord::RecordInvalid => invalid
 128       assert_equal r, invalid.record
 129     end
 130   end
 131
 132   def test_exception_on_create_bang_many
 133     assert_raises(ActiveRecord::RecordInvalid) do
 134       Reply.create!([ { "title" => "OK" }, { "title" => "Wrong Create" }])
 135     end
 136   end
 137
 138   def test_exception_on_create_bang_with_block
 139     assert_raises(ActiveRecord::RecordInvalid) do
 140       Reply.create!({ "title" => "OK" }) do |r|
 141         r.content = nil
 142       end
 143     end
 144   end
 145
 146   def test_exception_on_create_bang_many_with_block
 147     assert_raises(ActiveRecord::RecordInvalid) do
 148       Reply.create!([{ "title" => "OK" }, { "title" => "Wrong Create" }]) do |r|
 149         r.content = nil
 150       end
 151     end
 152   end
 153
 154   def test_scoped_create_without_attributes
 155     Reply.with_scope(:create => {}) do
 156       assert_raises(ActiveRecord::RecordInvalid) { Reply.create! }
 157     end
 158   end
 159
 160   def test_create_with_exceptions_using_scope_for_protected_attributes
 161     assert_nothing_raised do
 162       ProtectedPerson.with_scope( :create => { :first_name => "Mary" } ) do
 163         person = ProtectedPerson.create! :addon => "Addon"
 164         assert_equal person.first_name, "Mary", "scope should ignore attr_protected"
 165       end
 166     end
 167   end
 168
 169   def test_create_with_exceptions_using_scope_and_empty_attributes
 170     assert_nothing_raised do
 171       ProtectedPerson.with_scope( :create => { :first_name => "Mary" } ) do
 172         person = ProtectedPerson.create!
 173         assert_equal person.first_name, "Mary", "should be ok when no attributes are passed to create!"
 174       end
 175     end
 176  end
 177
 178   def test_single_error_per_attr_iteration
 179     r = Reply.new
 180     r.save
 181
 182     errors = []
 183     r.errors.each { |attr, msg| errors << [attr, msg] }
 184
 185     assert errors.include?(["title", "Empty"])
 186     assert errors.include?(["content", "Empty"])
 187   end
 188
 189   def test_multiple_errors_per_attr_iteration_with_full_error_composition
 190     r = Reply.new
 191     r.title   = "Wrong Create"
 192     r.content = "Mismatch"
 193     r.save
 194
 195     errors = []
 196     r.errors.each_full { |error| errors << error }
 197
 198     assert_equal "Title is Wrong Create", errors[0]
 199     assert_equal "Title is Content Mismatch", errors[1]
 200     assert_equal 2, r.errors.count
 201   end
 202
 203   def test_errors_on_base
 204     r = Reply.new
 205     r.content = "Mismatch"
 206     r.save
 207     r.errors.add_to_base "Reply is not dignifying"
 208
 209     errors = []
 210     r.errors.each_full { |error| errors << error }
 211
 212     assert_equal "Reply is not dignifying", r.errors.on_base
 213
 214     assert errors.include?("Title Empty")
 215     assert errors.include?("Reply is not dignifying")
 216     assert_equal 2, r.errors.count
 217   end
 218
 219   def test_create_without_validation
 220     reply = Reply.new
 221     assert !reply.save
 222     assert reply.save(false)
 223   end
 224
 225   def test_create_without_validation_bang
 226     count = Reply.count
 227     assert_nothing_raised { Reply.new.save_without_validation! }
 228     assert count+1, Reply.count
 229   end
 230
 231   def test_validates_each
 232     perform = true
 233     hits = 0
 234     Topic.validates_each(:title, :content, [:title, :content]) do |record, attr|
 235       if perform
 236         record.errors.add attr, 'gotcha'
 237         hits += 1
 238       end
 239     end
 240     t = Topic.new("title" => "valid", "content" => "whatever")
 241     assert !t.save
 242     assert_equal 4, hits
 243     assert_equal %w(gotcha gotcha), t.errors.on(:title)
 244     assert_equal %w(gotcha gotcha), t.errors.on(:content)
 245   ensure
 246     perform = false
 247   end
 248
 249   def test_no_title_confirmation
 250     Topic.validates_confirmation_of(:title)
 251
 252     t = Topic.new(:author_name => "Plutarch")
 253     assert t.valid?
 254
 255     t.title_confirmation = "Parallel Lives"
 256     assert !t.valid?
 257
 258     t.title_confirmation = nil
 259     t.title = "Parallel Lives"
 260     assert t.valid?
 261
 262     t.title_confirmation = "Parallel Lives"
 263     assert t.valid?
 264   end
 265
 266   def test_title_confirmation
 267     Topic.validates_confirmation_of(:title)
 268
 269     t = Topic.create("title" => "We should be confirmed","title_confirmation" => "")
 270     assert !t.save
 271
 272     t.title_confirmation = "We should be confirmed"
 273     assert t.save
 274   end
 275
 276   def test_terms_of_service_agreement_no_acceptance
 277     Topic.validates_acceptance_of(:terms_of_service, :on => :create)
 278
 279     t = Topic.create("title" => "We should not be confirmed")
 280     assert t.save
 281   end
 282
 283   def test_terms_of_service_agreement
 284     Topic.validates_acceptance_of(:terms_of_service, :on => :create)
 285
 286     t = Topic.create("title" => "We should be confirmed","terms_of_service" => "")
 287     assert !t.save
 288     assert_equal "must be accepted", t.errors.on(:terms_of_service)
 289
 290     t.terms_of_service = "1"
 291     assert t.save
 292   end
 293
 294
 295   def test_eula
 296     Topic.validates_acceptance_of(:eula, :message => "must be abided", :on => :create)
 297
 298     t = Topic.create("title" => "We should be confirmed","eula" => "")
 299     assert !t.save
 300     assert_equal "must be abided", t.errors.on(:eula)
 301
 302     t.eula = "1"
 303     assert t.save
 304   end
 305
 306   def test_terms_of_service_agreement_with_accept_value
 307     Topic.validates_acceptance_of(:terms_of_service, :on => :create, :accept => "I agree.")
 308
 309     t = Topic.create("title" => "We should be confirmed", "terms_of_service" => "")
 310     assert !t.save
 311     assert_equal "must be accepted", t.errors.on(:terms_of_service)
 312
 313     t.terms_of_service = "I agree."
 314     assert t.save
 315   end
 316
 317   def test_validates_acceptance_of_as_database_column
 318     reply = PlagiarizedReply.create("author_name" => "Dan Brown")
 319     assert_equal "Dan Brown", reply["author_name"]
 320   end
 321
 322   def test_validates_acceptance_of_with_non_existant_table
 323     Object.const_set :IncorporealModel, Class.new(ActiveRecord::Base)
 324
 325     assert_nothing_raised ActiveRecord::StatementInvalid do
 326       IncorporealModel.validates_acceptance_of(:incorporeal_column)
 327     end
 328   end
 329
 330   def test_validate_presences
 331     Topic.validates_presence_of(:title, :content)
 332
 333     t = Topic.create
 334     assert !t.save
 335     assert_equal "can't be blank", t.errors.on(:title)
 336     assert_equal "can't be blank", t.errors.on(:content)
 337
 338     t.title = "something"
 339     t.content  = "   "
 340
 341     assert !t.save
 342     assert_equal "can't be blank", t.errors.on(:content)
 343
 344     t.content = "like stuff"
 345
 346     assert t.save
 347   end
 348
 349   def test_validate_uniqueness
 350     Topic.validates_uniqueness_of(:title)
 351
 352     t = Topic.new("title" => "I'm unique!")
 353     assert t.save, "Should save t as unique"
 354
 355     t.content = "Remaining unique"
 356     assert t.save, "Should still save t as unique"
 357
 358     t2 = Topic.new("title" => "I'm unique!")
 359     assert !t2.valid?, "Shouldn't be valid"
 360     assert !t2.save, "Shouldn't save t2 as unique"
 361     assert_equal "has already been taken", t2.errors.on(:title)
 362
 363     t2.title = "Now Im really also unique"
 364     assert t2.save, "Should now save t2 as unique"
 365   end
 366
 367   def test_validates_uniquness_with_newline_chars
 368     Topic.validates_uniqueness_of(:title, :case_sensitive => false)
 369
 370     t = Topic.new("title" => "new\nline")
 371     assert t.save, "Should save t as unique"
 372   end
 373
 374   def test_validate_uniqueness_with_scope
 375     Reply.validates_uniqueness_of(:content, :scope => "parent_id")
 376
 377     t = Topic.create("title" => "I'm unique!")
 378
 379     r1 = t.replies.create "title" => "r1", "content" => "hello world"
 380     assert r1.valid?, "Saving r1"
 381
 382     r2 = t.replies.create "title" => "r2", "content" => "hello world"
 383     assert !r2.valid?, "Saving r2 first time"
 384
 385     r2.content = "something else"
 386     assert r2.save, "Saving r2 second time"
 387
 388     t2 = Topic.create("title" => "I'm unique too!")
 389     r3 = t2.replies.create "title" => "r3", "content" => "hello world"
 390     assert r3.valid?, "Saving r3"
 391   end
 392
 393   def test_validate_uniqueness_scoped_to_defining_class
 394     t = Topic.create("title" => "What, me worry?")
 395
 396     r1 = t.unique_replies.create "title" => "r1", "content" => "a barrel of fun"
 397     assert r1.valid?, "Saving r1"
 398
 399     r2 = t.silly_unique_replies.create "title" => "r2", "content" => "a barrel of fun"
 400     assert !r2.valid?, "Saving r2"
 401
 402     # Should succeed as validates_uniqueness_of only applies to
 403     # UniqueReply and its subclasses
 404     r3 = t.replies.create "title" => "r2", "content" => "a barrel of fun"
 405     assert r3.valid?, "Saving r3"
 406   end
 407
 408   def test_validate_uniqueness_with_scope_array
 409     Reply.validates_uniqueness_of(:author_name, :scope => [:author_email_address, :parent_id])
 410
 411     t = Topic.create("title" => "The earth is actually flat!")
 412
 413     r1 = t.replies.create "author_name" => "jeremy", "author_email_address" => "jeremy@rubyonrails.com", "title" => "You're crazy!", "content" => "Crazy reply"
 414     assert r1.valid?, "Saving r1"
 415
 416     r2 = t.replies.create "author_name" => "jeremy", "author_email_address" => "jeremy@rubyonrails.com", "title" => "You're crazy!", "content" => "Crazy reply again..."
 417     assert !r2.valid?, "Saving r2. Double reply by same author."
 418
 419     r2.author_email_address = "jeremy_alt_email@rubyonrails.com"
 420     assert r2.save, "Saving r2 the second time."
 421
 422     r3 = t.replies.create "author_name" => "jeremy", "author_email_address" => "jeremy_alt_email@rubyonrails.com", "title" => "You're wrong", "content" => "It's cubic"
 423     assert !r3.valid?, "Saving r3"
 424
 425     r3.author_name = "jj"
 426     assert r3.save, "Saving r3 the second time."
 427
 428     r3.author_name = "jeremy"
 429     assert !r3.save, "Saving r3 the third time."
 430   end
 431
 432   def test_validate_case_insensitive_uniqueness
 433     Topic.validates_uniqueness_of(:title, :parent_id, :case_sensitive => false, :allow_nil => true)
 434
 435     t = Topic.new("title" => "I'm unique!", :parent_id => 2)
 436     assert t.save, "Should save t as unique"
 437
 438     t.content = "Remaining unique"
 439     assert t.save, "Should still save t as unique"
 440
 441     t2 = Topic.new("title" => "I'm UNIQUE!", :parent_id => 1)
 442     assert !t2.valid?, "Shouldn't be valid"
 443     assert !t2.save, "Shouldn't save t2 as unique"
 444     assert t2.errors.on(:title)
 445     assert t2.errors.on(:parent_id)
 446     assert_equal "has already been taken", t2.errors.on(:title)
 447
 448     t2.title = "I'm truly UNIQUE!"
 449     assert !t2.valid?, "Shouldn't be valid"
 450     assert !t2.save, "Shouldn't save t2 as unique"
 451     assert_nil t2.errors.on(:title)
 452     assert t2.errors.on(:parent_id)
 453
 454     t2.parent_id = 4
 455     assert t2.save, "Should now save t2 as unique"
 456
 457     t2.parent_id = nil
 458     t2.title = nil
 459     assert t2.valid?, "should validate with nil"
 460     assert t2.save, "should save with nil"
 461
 462     with_kcode('UTF8') do
 463       t_utf8 = Topic.new("title" => "Я тоже уникальный!")
 464       assert t_utf8.save, "Should save t_utf8 as unique"
 465
 466       # If database hasn't UTF-8 character set, this test fails
 467       if Topic.find(t_utf8, :select => 'LOWER(title) AS title').title == "я тоже уникальный!"
 468         t2_utf8 = Topic.new("title" => "я тоже УНИКАЛЬНЫЙ!")
 469         assert !t2_utf8.valid?, "Shouldn't be valid"
 470         assert !t2_utf8.save, "Shouldn't save t2_utf8 as unique"
 471       end
 472     end
 473   end
 474
 475   def test_validate_case_sensitive_uniqueness
 476     Topic.validates_uniqueness_of(:title, :case_sensitive => true, :allow_nil => true)
 477
 478     t = Topic.new("title" => "I'm unique!")
 479     assert t.save, "Should save t as unique"
 480
 481     t.content = "Remaining unique"
 482     assert t.save, "Should still save t as unique"
 483
 484     t2 = Topic.new("title" => "I'M UNIQUE!")
 485     assert t2.valid?, "Should be valid"
 486     assert t2.save, "Should save t2 as unique"
 487     assert !t2.errors.on(:title)
 488     assert !t2.errors.on(:parent_id)
 489     assert_not_equal "has already been taken", t2.errors.on(:title)
 490
 491     t3 = Topic.new("title" => "I'M uNiQUe!")
 492     assert t3.valid?, "Should be valid"
 493     assert t3.save, "Should save t2 as unique"
 494     assert !t3.errors.on(:title)
 495     assert !t3.errors.on(:parent_id)
 496     assert_not_equal "has already been taken", t3.errors.on(:title)
 497   end
 498
 499   def test_validate_case_sensitive_uniqueness_with_attribute_passed_as_integer
 500     Topic.validates_uniqueness_of(:title, :case_sensitve => true)
 501     t = Topic.create!('title' => 101)
 502
 503     t2 = Topic.new('title' => 101)
 504     assert !t2.valid?
 505     assert t2.errors.on(:title)
 506   end
 507
 508   def test_validate_uniqueness_with_non_standard_table_names
 509     i1 = WarehouseThing.create(:value => 1000)
 510     assert !i1.valid?, "i1 should not be valid"
 511     assert i1.errors.on(:value), "Should not be empty"
 512   end
 513
 514   def test_validates_uniqueness_inside_with_scope
 515     Topic.validates_uniqueness_of(:title)
 516
 517     Topic.with_scope(:find => { :conditions => { :author_name => "David" } }) do
 518       t1 = Topic.new("title" => "I'm unique!", "author_name" => "Mary")
 519       assert t1.save
 520       t2 = Topic.new("title" => "I'm unique!", "author_name" => "David")
 521       assert !t2.valid?
 522     end
 523   end
 524
 525   def test_validate_uniqueness_with_columns_which_are_sql_keywords
 526     Guid.validates_uniqueness_of :key
 527     g = Guid.new
 528     g.key = "foo"
 529     assert_nothing_raised { !g.valid? }
 530   end
 531
 532   def test_validate_straight_inheritance_uniqueness
 533     w1 = IneptWizard.create(:name => "Rincewind", :city => "Ankh-Morpork")
 534     assert w1.valid?, "Saving w1"
 535
 536     # Should use validation from base class (which is abstract)
 537     w2 = IneptWizard.new(:name => "Rincewind", :city => "Quirm")
 538     assert !w2.valid?, "w2 shouldn't be valid"
 539     assert w2.errors.on(:name), "Should have errors for name"
 540     assert_equal "has already been taken", w2.errors.on(:name), "Should have uniqueness message for name"
 541
 542     w3 = Conjurer.new(:name => "Rincewind", :city => "Quirm")
 543     assert !w3.valid?, "w3 shouldn't be valid"
 544     assert w3.errors.on(:name), "Should have errors for name"
 545     assert_equal "has already been taken", w3.errors.on(:name), "Should have uniqueness message for name"
 546
 547     w4 = Conjurer.create(:name => "The Amazing Bonko", :city => "Quirm")
 548     assert w4.valid?, "Saving w4"
 549
 550     w5 = Thaumaturgist.new(:name => "The Amazing Bonko", :city => "Lancre")
 551     assert !w5.valid?, "w5 shouldn't be valid"
 552     assert w5.errors.on(:name), "Should have errors for name"
 553     assert_equal "has already been taken", w5.errors.on(:name), "Should have uniqueness message for name"
 554
 555     w6 = Thaumaturgist.new(:name => "Mustrum Ridcully", :city => "Quirm")
 556     assert !w6.valid?, "w6 shouldn't be valid"
 557     assert w6.errors.on(:city), "Should have errors for city"
 558     assert_equal "has already been taken", w6.errors.on(:city), "Should have uniqueness message for city"
 559   end
 560
 561   def test_validate_format
 562     Topic.validates_format_of(:title, :content, :with => /^Validation\smacros \w+!$/, :message => "is bad data")
 563
 564     t = Topic.create("title" => "i'm incorrect", "content" => "Validation macros rule!")
 565     assert !t.valid?, "Shouldn't be valid"
 566     assert !t.save, "Shouldn't save because it's invalid"
 567     assert_equal "is bad data", t.errors.on(:title)
 568     assert_nil t.errors.on(:content)
 569
 570     t.title = "Validation macros rule!"
 571
 572     assert t.save
 573     assert_nil t.errors.on(:title)
 574
 575     assert_raise(ArgumentError) { Topic.validates_format_of(:title, :content) }
 576   end
 577
 578   def test_validate_format_with_allow_blank
 579     Topic.validates_format_of(:title, :with => /^Validation\smacros \w+!$/, :allow_blank=>true)
 580     assert !Topic.create("title" => "Shouldn't be valid").valid?
 581     assert Topic.create("title" => "").valid?
 582     assert Topic.create("title" => nil).valid?
 583     assert Topic.create("title" => "Validation macros rule!").valid?
 584   end
 585
 586   # testing ticket #3142
 587   def test_validate_format_numeric
 588     Topic.validates_format_of(:title, :content, :with => /^[1-9][0-9]*$/, :message => "is bad data")
 589
 590     t = Topic.create("title" => "72x", "content" => "6789")
 591     assert !t.valid?, "Shouldn't be valid"
 592     assert !t.save, "Shouldn't save because it's invalid"
 593     assert_equal "is bad data", t.errors.on(:title)
 594     assert_nil t.errors.on(:content)
 595
 596     t.title = "-11"
 597     assert !t.valid?, "Shouldn't be valid"
 598
 599     t.title = "03"
 600     assert !t.valid?, "Shouldn't be valid"
 601
 602     t.title = "z44"
 603     assert !t.valid?, "Shouldn't be valid"
 604
 605     t.title = "5v7"
 606     assert !t.valid?, "Shouldn't be valid"
 607
 608     t.title = "1"
 609
 610     assert t.save
 611     assert_nil t.errors.on(:title)
 612   end
 613
 614   def test_validate_format_with_formatted_message
 615     Topic.validates_format_of(:title, :with => /^Valid Title$/, :message => "can't be {{value}}")
 616     t = Topic.create(:title => 'Invalid title')
 617     assert_equal "can't be Invalid title", t.errors.on(:title)
 618   end
 619
 620   def test_validates_inclusion_of
 621     Topic.validates_inclusion_of( :title, :in => %w( a b c d e f g ) )
 622
 623     assert !Topic.create("title" => "a!", "content" => "abc").valid?
 624     assert !Topic.create("title" => "a b", "content" => "abc").valid?
 625     assert !Topic.create("title" => nil, "content" => "def").valid?
 626
 627     t = Topic.create("title" => "a", "content" => "I know you are but what am I?")
 628     assert t.valid?
 629     t.title = "uhoh"
 630     assert !t.valid?
 631     assert t.errors.on(:title)
 632     assert_equal "is not included in the list", t.errors["title"]
 633
 634     assert_raise(ArgumentError) { Topic.validates_inclusion_of( :title, :in => nil ) }
 635     assert_raise(ArgumentError) { Topic.validates_inclusion_of( :title, :in => 0) }
 636
 637     assert_nothing_raised(ArgumentError) { Topic.validates_inclusion_of( :title, :in => "hi!" ) }
 638     assert_nothing_raised(ArgumentError) { Topic.validates_inclusion_of( :title, :in => {} ) }
 639     assert_nothing_raised(ArgumentError) { Topic.validates_inclusion_of( :title, :in => [] ) }
 640   end
 641
 642   def test_validates_inclusion_of_with_allow_nil
 643     Topic.validates_inclusion_of( :title, :in => %w( a b c d e f g ), :allow_nil=>true )
 644
 645     assert !Topic.create("title" => "a!", "content" => "abc").valid?
 646     assert !Topic.create("title" => "", "content" => "abc").valid?
 647     assert Topic.create("title" => nil, "content" => "abc").valid?
 648   end
 649
 650   def test_numericality_with_getter_method
 651     Developer.validates_numericality_of( :salary )
 652     developer = Developer.new("name" => "michael", "salary" => nil)
 653     developer.instance_eval("def salary; read_attribute('salary') ? read_attribute('salary') : 100000; end")
 654     assert developer.valid?
 655   end
 656
 657   def test_validates_length_of_with_allow_nil
 658     Topic.validates_length_of( :title, :is => 5, :allow_nil=>true )
 659
 660     assert !Topic.create("title" => "ab").valid?
 661     assert !Topic.create("title" => "").valid?
 662     assert Topic.create("title" => nil).valid?
 663     assert Topic.create("title" => "abcde").valid?
 664   end
 665
 666   def test_validates_length_of_with_allow_blank
 667     Topic.validates_length_of( :title, :is => 5, :allow_blank=>true )
 668
 669     assert !Topic.create("title" => "ab").valid?
 670     assert Topic.create("title" => "").valid?
 671     assert Topic.create("title" => nil).valid?
 672     assert Topic.create("title" => "abcde").valid?
 673   end
 674
 675   def test_validates_inclusion_of_with_formatted_message
 676     Topic.validates_inclusion_of( :title, :in => %w( a b c d e f g ), :message => "option {{value}} is not in the list" )
 677
 678     assert Topic.create("title" => "a", "content" => "abc").valid?
 679
 680     t = Topic.create("title" => "uhoh", "content" => "abc")
 681     assert !t.valid?
 682     assert t.errors.on(:title)
 683     assert_equal "option uhoh is not in the list", t.errors["title"]
 684   end
 685
 686   def test_numericality_with_allow_nil_and_getter_method
 687     Developer.validates_numericality_of( :salary, :allow_nil => true)
 688     developer = Developer.new("name" => "michael", "salary" => nil)
 689     developer.instance_eval("def salary; read_attribute('salary') ? read_attribute('salary') : 100000; end")
 690     assert developer.valid?
 691   end
 692
 693   def test_validates_exclusion_of
 694     Topic.validates_exclusion_of( :title, :in => %w( abe monkey ) )
 695
 696     assert Topic.create("title" => "something", "content" => "abc").valid?
 697     assert !Topic.create("title" => "monkey", "content" => "abc").valid?
 698   end
 699
 700   def test_validates_exclusion_of_with_formatted_message
 701     Topic.validates_exclusion_of( :title, :in => %w( abe monkey ), :message => "option {{value}} is restricted" )
 702
 703     assert Topic.create("title" => "something", "content" => "abc")
 704
 705     t = Topic.create("title" => "monkey")
 706     assert !t.valid?
 707     assert t.errors.on(:title)
 708     assert_equal "option monkey is restricted", t.errors["title"]
 709   end
 710
 711   def test_validates_length_of_using_minimum
 712     Topic.validates_length_of :title, :minimum => 5
 713
 714     t = Topic.create("title" => "valid", "content" => "whatever")
 715     assert t.valid?
 716
 717     t.title = "not"
 718     assert !t.valid?
 719     assert t.errors.on(:title)
 720     assert_equal "is too short (minimum is 5 characters)", t.errors["title"]
 721
 722     t.title = ""
 723     assert !t.valid?
 724     assert t.errors.on(:title)
 725     assert_equal "is too short (minimum is 5 characters)", t.errors["title"]
 726
 727     t.title = nil
 728     assert !t.valid?
 729     assert t.errors.on(:title)
 730     assert_equal "is too short (minimum is 5 characters)", t.errors["title"]
 731   end
 732
 733   def test_optionally_validates_length_of_using_minimum
 734     Topic.validates_length_of :title, :minimum => 5, :allow_nil => true
 735
 736     t = Topic.create("title" => "valid", "content" => "whatever")
 737     assert t.valid?
 738
 739     t.title = nil
 740     assert t.valid?
 741   end
 742
 743   def test_validates_length_of_using_maximum
 744     Topic.validates_length_of :title, :maximum => 5
 745
 746     t = Topic.create("title" => "valid", "content" => "whatever")
 747     assert t.valid?
 748
 749     t.title = "notvalid"
 750     assert !t.valid?
 751     assert t.errors.on(:title)
 752     assert_equal "is too long (maximum is 5 characters)", t.errors["title"]
 753
 754     t.title = ""
 755     assert t.valid?
 756
 757     t.title = nil
 758     assert !t.valid?
 759   end
 760
 761   def test_optionally_validates_length_of_using_maximum
 762     Topic.validates_length_of :title, :maximum => 5, :allow_nil => true
 763
 764     t = Topic.create("title" => "valid", "content" => "whatever")
 765     assert t.valid?
 766
 767     t.title = nil
 768     assert t.valid?
 769   end
 770
 771   def test_validates_length_of_using_within
 772     Topic.validates_length_of(:title, :content, :within => 3..5)
 773
 774     t = Topic.new("title" => "a!", "content" => "I'm ooooooooh so very long")
 775     assert !t.valid?
 776     assert_equal "is too short (minimum is 3 characters)", t.errors.on(:title)
 777     assert_equal "is too long (maximum is 5 characters)", t.errors.on(:content)
 778
 779     t.title = nil
 780     t.content = nil
 781     assert !t.valid?
 782     assert_equal "is too short (minimum is 3 characters)", t.errors.on(:title)
 783     assert_equal "is too short (minimum is 3 characters)", t.errors.on(:content)
 784
 785     t.title = "abe"
 786     t.content  = "mad"
 787     assert t.valid?
 788   end
 789
 790   def test_optionally_validates_length_of_using_within
 791     Topic.validates_length_of :title, :content, :within => 3..5, :allow_nil => true
 792
 793     t = Topic.create('title' => 'abc', 'content' => 'abcd')
 794     assert t.valid?
 795
 796     t.title = nil
 797     assert t.valid?
 798   end
 799
 800   def test_optionally_validates_length_of_using_within_on_create
 801     Topic.validates_length_of :title, :content, :within => 5..10, :on => :create, :too_long => "my string is too long: {{count}}"
 802
 803     t = Topic.create("title" => "thisisnotvalid", "content" => "whatever")
 804     assert !t.save
 805     assert t.errors.on(:title)
 806     assert_equal "my string is too long: 10", t.errors[:title]
 807
 808     t.title = "butthisis"
 809     assert t.save
 810
 811     t.title = "few"
 812     assert t.save
 813
 814     t.content = "andthisislong"
 815     assert t.save
 816
 817     t.content = t.title = "iamfine"
 818     assert t.save
 819   end
 820
 821   def test_optionally_validates_length_of_using_within_on_update
 822     Topic.validates_length_of :title, :content, :within => 5..10, :on => :update, :too_short => "my string is too short: {{count}}"
 823
 824     t = Topic.create("title" => "vali", "content" => "whatever")
 825     assert !t.save
 826     assert t.errors.on(:title)
 827
 828     t.title = "not"
 829     assert !t.save
 830     assert t.errors.on(:title)
 831     assert_equal "my string is too short: 5", t.errors[:title]
 832
 833     t.title = "valid"
 834     t.content = "andthisistoolong"
 835     assert !t.save
 836     assert t.errors.on(:content)
 837
 838     t.content = "iamfine"
 839     assert t.save
 840   end
 841
 842   def test_validates_length_of_using_is
 843     Topic.validates_length_of :title, :is => 5
 844
 845     t = Topic.create("title" => "valid", "content" => "whatever")
 846     assert t.valid?
 847
 848     t.title = "notvalid"
 849     assert !t.valid?
 850     assert t.errors.on(:title)
 851     assert_equal "is the wrong length (should be 5 characters)", t.errors["title"]
 852
 853     t.title = ""
 854     assert !t.valid?
 855
 856     t.title = nil
 857     assert !t.valid?
 858   end
 859
 860   def test_optionally_validates_length_of_using_is
 861     Topic.validates_length_of :title, :is => 5, :allow_nil => true
 862
 863     t = Topic.create("title" => "valid", "content" => "whatever")
 864     assert t.valid?
 865
 866     t.title = nil
 867     assert t.valid?
 868   end
 869
 870   def test_validates_length_of_using_bignum
 871     bigmin = 2 ** 30
 872     bigmax = 2 ** 32
 873     bigrange = bigmin...bigmax
 874     assert_nothing_raised do
 875       Topic.validates_length_of :title, :is => bigmin + 5
 876       Topic.validates_length_of :title, :within => bigrange
 877       Topic.validates_length_of :title, :in => bigrange
 878       Topic.validates_length_of :title, :minimum => bigmin
 879       Topic.validates_length_of :title, :maximum => bigmax
 880     end
 881   end
 882
 883   def test_validates_length_with_globally_modified_error_message
 884     ActiveSupport::Deprecation.silence do
 885       ActiveRecord::Errors.default_error_messages[:too_short] = 'tu est trops petit hombre {{count}}'
 886     end
 887     Topic.validates_length_of :title, :minimum => 10
 888     t = Topic.create(:title => 'too short')
 889     assert !t.valid?
 890
 891     assert_equal 'tu est trops petit hombre 10', t.errors['title']
 892   end
 893
 894   def test_validates_size_of_association
 895     assert_nothing_raised { Topic.validates_size_of :replies, :minimum => 1 }
 896     t = Topic.new('title' => 'noreplies', 'content' => 'whatever')
 897     assert !t.save
 898     assert t.errors.on(:replies)
 899     reply = t.replies.build('title' => 'areply', 'content' => 'whateveragain')
 900     assert t.valid?
 901   end
 902
 903   def test_validates_size_of_association_using_within
 904     assert_nothing_raised { Topic.validates_size_of :replies, :within => 1..2 }
 905     t = Topic.new('title' => 'noreplies', 'content' => 'whatever')
 906     assert !t.save
 907     assert t.errors.on(:replies)
 908
 909     reply = t.replies.build('title' => 'areply', 'content' => 'whateveragain')
 910     assert t.valid?
 911
 912     2.times { t.replies.build('title' => 'areply', 'content' => 'whateveragain') }
 913     assert !t.save
 914     assert t.errors.on(:replies)
 915   end
 916
 917   def test_validates_length_of_nasty_params
 918     assert_raise(ArgumentError) { Topic.validates_length_of(:title, :minimum=>6, :maximum=>9) }
 919     assert_raise(ArgumentError) { Topic.validates_length_of(:title, :within=>6, :maximum=>9) }
 920     assert_raise(ArgumentError) { Topic.validates_length_of(:title, :within=>6, :minimum=>9) }
 921     assert_raise(ArgumentError) { Topic.validates_length_of(:title, :within=>6, :is=>9) }
 922     assert_raise(ArgumentError) { Topic.validates_length_of(:title, :minimum=>"a") }
 923     assert_raise(ArgumentError) { Topic.validates_length_of(:title, :maximum=>"a") }
 924     assert_raise(ArgumentError) { Topic.validates_length_of(:title, :within=>"a") }
 925     assert_raise(ArgumentError) { Topic.validates_length_of(:title, :is=>"a") }
 926   end
 927
 928   def test_validates_length_of_custom_errors_for_minimum_with_message
 929     Topic.validates_length_of( :title, :minimum=>5, :message=>"boo {{count}}" )
 930     t = Topic.create("title" => "uhoh", "content" => "whatever")
 931     assert !t.valid?
 932     assert t.errors.on(:title)
 933     assert_equal "boo 5", t.errors["title"]
 934   end
 935
 936   def test_validates_length_of_custom_errors_for_minimum_with_too_short
 937     Topic.validates_length_of( :title, :minimum=>5, :too_short=>"hoo {{count}}" )
 938     t = Topic.create("title" => "uhoh", "content" => "whatever")
 939     assert !t.valid?
 940     assert t.errors.on(:title)
 941     assert_equal "hoo 5", t.errors["title"]
 942   end
 943
 944   def test_validates_length_of_custom_errors_for_maximum_with_message
 945     Topic.validates_length_of( :title, :maximum=>5, :message=>"boo {{count}}" )
 946     t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
 947     assert !t.valid?
 948     assert t.errors.on(:title)
 949     assert_equal "boo 5", t.errors["title"]
 950   end
 951
 952   def test_validates_length_of_custom_errors_for_maximum_with_too_long
 953     Topic.validates_length_of( :title, :maximum=>5, :too_long=>"hoo {{count}}" )
 954     t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
 955     assert !t.valid?
 956     assert t.errors.on(:title)
 957     assert_equal "hoo 5", t.errors["title"]
 958   end
 959
 960   def test_validates_length_of_custom_errors_for_is_with_message
 961     Topic.validates_length_of( :title, :is=>5, :message=>"boo {{count}}" )
 962     t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
 963     assert !t.valid?
 964     assert t.errors.on(:title)
 965     assert_equal "boo 5", t.errors["title"]
 966   end
 967
 968   def test_validates_length_of_custom_errors_for_is_with_wrong_length
 969     Topic.validates_length_of( :title, :is=>5, :wrong_length=>"hoo {{count}}" )
 970     t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
 971     assert !t.valid?
 972     assert t.errors.on(:title)
 973     assert_equal "hoo 5", t.errors["title"]
 974   end
 975
 976   def test_validates_length_of_using_minimum_utf8
 977     with_kcode('UTF8') do
 978       Topic.validates_length_of :title, :minimum => 5
 979
 980       t = Topic.create("title" => "一二三四五", "content" => "whatever")
 981       assert t.valid?
 982
 983       t.title = "一二三四"
 984       assert !t.valid?
 985       assert t.errors.on(:title)
 986       assert_equal "is too short (minimum is 5 characters)", t.errors["title"]
 987     end
 988   end
 989
 990   def test_validates_length_of_using_maximum_utf8
 991     with_kcode('UTF8') do
 992       Topic.validates_length_of :title, :maximum => 5
 993
 994       t = Topic.create("title" => "一二三四五", "content" => "whatever")
 995       assert t.valid?
 996
 997       t.title = "一二34五六"
 998       assert !t.valid?
 999       assert t.errors.on(:title)
1000       assert_equal "is too long (maximum is 5 characters)", t.errors["title"]
1001     end
1002   end
1003
1004   def test_validates_length_of_using_within_utf8
1005     with_kcode('UTF8') do
1006       Topic.validates_length_of(:title, :content, :within => 3..5)
1007
1008       t = Topic.new("title" => "一二", "content" => "12三四五六七")
1009       assert !t.valid?
1010       assert_equal "is too short (minimum is 3 characters)", t.errors.on(:title)
1011       assert_equal "is too long (maximum is 5 characters)", t.errors.on(:content)
1012       t.title = "一二三"
1013       t.content  = "12三"
1014       assert t.valid?
1015     end
1016   end
1017
1018   def test_optionally_validates_length_of_using_within_utf8
1019     with_kcode('UTF8') do
1020       Topic.validates_length_of :title, :within => 3..5, :allow_nil => true
1021
1022       t = Topic.create(:title => "一二三四五")
1023       assert t.valid?, t.errors.inspect
1024
1025       t = Topic.create(:title => "一二三")
1026       assert t.valid?, t.errors.inspect
1027
1028       t.title = nil
1029       assert t.valid?, t.errors.inspect
1030     end
1031   end
1032
1033   def test_optionally_validates_length_of_using_within_on_create_utf8
1034     with_kcode('UTF8') do
1035       Topic.validates_length_of :title, :within => 5..10, :on => :create, :too_long => "長すぎます: {{count}}"
1036
1037       t = Topic.create("title" => "一二三四五六七八九十A", "content" => "whatever")
1038       assert !t.save
1039       assert t.errors.on(:title)
1040       assert_equal "長すぎます: 10", t.errors[:title]
1041
1042       t.title = "一二三四五六七八九"
1043       assert t.save
1044
1045       t.title = "一二3"
1046       assert t.save
1047
1048       t.content = "一二三四五六七八九十"
1049       assert t.save
1050
1051       t.content = t.title = "一二三四五六"
1052       assert t.save
1053     end
1054   end
1055
1056   def test_optionally_validates_length_of_using_within_on_update_utf8
1057     with_kcode('UTF8') do
1058       Topic.validates_length_of :title, :within => 5..10, :on => :update, :too_short => "短すぎます: {{count}}"
1059
1060       t = Topic.create("title" => "一二三4", "content" => "whatever")
1061       assert !t.save
1062       assert t.errors.on(:title)
1063
1064       t.title = "1二三4"
1065       assert !t.save
1066       assert t.errors.on(:title)
1067       assert_equal "短すぎます: 5", t.errors[:title]
1068
1069       t.title = "一二三四五六七八九十A"
1070       assert !t.save
1071       assert t.errors.on(:title)
1072
1073       t.title = "一二345"
1074       assert t.save
1075     end
1076   end
1077
1078   def test_validates_length_of_using_is_utf8
1079     with_kcode('UTF8') do
1080       Topic.validates_length_of :title, :is => 5
1081
1082       t = Topic.create("title" => "一二345", "content" => "whatever")
1083       assert t.valid?
1084
1085       t.title = "一二345六"
1086       assert !t.valid?
1087       assert t.errors.on(:title)
1088       assert_equal "is the wrong length (should be 5 characters)", t.errors["title"]
1089     end
1090   end
1091
1092   def test_validates_length_of_with_block
1093     Topic.validates_length_of :content, :minimum => 5, :too_short=>"Your essay must be at least {{count}} words.",
1094                                         :tokenizer => lambda {|str| str.scan(/\w+/) }
1095     t = Topic.create!(:content => "this content should be long enough")
1096     assert t.valid?
1097
1098     t.content = "not long enough"
1099     assert !t.valid?
1100     assert t.errors.on(:content)
1101     assert_equal "Your essay must be at least 5 words.", t.errors[:content]
1102   end
1103
1104   def test_validates_size_of_association_utf8
1105     with_kcode('UTF8') do
1106       assert_nothing_raised { Topic.validates_size_of :replies, :minimum => 1 }
1107       t = Topic.new('title' => 'あいうえお', 'content' => 'かきくけこ')
1108       assert !t.save
1109       assert t.errors.on(:replies)
1110       t.replies.build('title' => 'あいうえお', 'content' => 'かきくけこ')
1111       assert t.valid?
1112     end
1113   end
1114
1115   def test_validates_associated_many
1116     Topic.validates_associated( :replies )
1117     t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
1118     t.replies << [r = Reply.new("title" => "A reply"), r2 = Reply.new("title" => "Another reply", "content" => "non-empty"), r3 = Reply.new("title" => "Yet another reply"), r4 = Reply.new("title" => "The last reply", "content" => "non-empty")]
1119     assert !t.valid?
1120     assert t.errors.on(:replies)
1121     assert_equal 1, r.errors.count  # make sure all associated objects have been validated
1122     assert_equal 0, r2.errors.count
1123     assert_equal 1, r3.errors.count
1124     assert_equal 0, r4.errors.count
1125     r.content = r3.content = "non-empty"
1126     assert t.valid?
1127   end
1128
1129   def test_validates_associated_one
1130     Reply.validates_associated( :topic )
1131     Topic.validates_presence_of( :content )
1132     r = Reply.new("title" => "A reply", "content" => "with content!")
1133     r.topic = Topic.create("title" => "uhohuhoh")
1134     assert !r.valid?
1135     assert r.errors.on(:topic)
1136     r.topic.content = "non-empty"
1137     assert r.valid?
1138   end
1139
1140   def test_validate_block
1141     Topic.validate { |topic| topic.errors.add("title", "will never be valid") }
1142     t = Topic.create("title" => "Title", "content" => "whatever")
1143     assert !t.valid?
1144     assert t.errors.on(:title)
1145     assert_equal "will never be valid", t.errors["title"]
1146   end
1147
1148   def test_invalid_validator
1149     Topic.validate 3
1150     assert_raise(ArgumentError) { t = Topic.create }
1151   end
1152
1153   def test_throw_away_typing
1154     d = Developer.new("name" => "David", "salary" => "100,000")
1155     assert !d.valid?
1156     assert_equal 100, d.salary
1157     assert_equal "100,000", d.salary_before_type_cast
1158   end
1159
1160   def test_validates_acceptance_of_with_custom_error_using_quotes
1161     Developer.validates_acceptance_of :salary, :message=> "This string contains 'single' and \"double\" quotes"
1162     d = Developer.new
1163     d.salary = "0"
1164     assert !d.valid?
1165     assert_equal "This string contains 'single' and \"double\" quotes", d.errors.on(:salary).last
1166   end
1167
1168   def test_validates_confirmation_of_with_custom_error_using_quotes
1169     Developer.validates_confirmation_of :name, :message=> "confirm 'single' and \"double\" quotes"
1170     d = Developer.new
1171     d.name = "John"
1172     d.name_confirmation = "Johnny"
1173     assert !d.valid?
1174     assert_equal "confirm 'single' and \"double\" quotes", d.errors.on(:name)
1175   end
1176
1177   def test_validates_format_of_with_custom_error_using_quotes
1178     Developer.validates_format_of :name, :with => /^(A-Z*)$/, :message=> "format 'single' and \"double\" quotes"
1179     d = Developer.new
1180     d.name = d.name_confirmation = "John 32"
1181     assert !d.valid?
1182     assert_equal "format 'single' and \"double\" quotes", d.errors.on(:name)
1183   end
1184
1185   def test_validates_inclusion_of_with_custom_error_using_quotes
1186     Developer.validates_inclusion_of :salary, :in => 1000..80000, :message=> "This string contains 'single' and \"double\" quotes"
1187     d = Developer.new
1188     d.salary = "90,000"
1189     assert !d.valid?
1190     assert_equal "This string contains 'single' and \"double\" quotes", d.errors.on(:salary).last
1191   end
1192
1193   def test_validates_length_of_with_custom_too_long_using_quotes
1194     Developer.validates_length_of :name, :maximum => 4, :too_long=> "This string contains 'single' and \"double\" quotes"
1195     d = Developer.new
1196     d.name = "Jeffrey"
1197     assert !d.valid?
1198     assert_equal "This string contains 'single' and \"double\" quotes", d.errors.on(:name).last
1199   end
1200
1201   def test_validates_length_of_with_custom_too_short_using_quotes
1202     Developer.validates_length_of :name, :minimum => 4, :too_short=> "This string contains 'single' and \"double\" quotes"
1203     d = Developer.new
1204     d.name = "Joe"
1205     assert !d.valid?
1206     assert_equal "This string contains 'single' and \"double\" quotes", d.errors.on(:name).last
1207   end
1208
1209   def test_validates_length_of_with_custom_message_using_quotes
1210     Developer.validates_length_of :name, :minimum => 4, :message=> "This string contains 'single' and \"double\" quotes"
1211     d = Developer.new
1212     d.name = "Joe"
1213     assert !d.valid?
1214     assert_equal "This string contains 'single' and \"double\" quotes", d.errors.on(:name).last
1215   end
1216
1217   def test_validates_presence_of_with_custom_message_using_quotes
1218     Developer.validates_presence_of :non_existent, :message=> "This string contains 'single' and \"double\" quotes"
1219     d = Developer.new
1220     d.name = "Joe"
1221     assert !d.valid?
1222     assert_equal "This string contains 'single' and \"double\" quotes", d.errors.on(:non_existent)
1223   end
1224
1225   def test_validates_uniqueness_of_with_custom_message_using_quotes
1226     Developer.validates_uniqueness_of :name, :message=> "This string contains 'single' and \"double\" quotes"
1227     d = Developer.new
1228     d.name = "David"
1229     assert !d.valid?
1230     assert_equal "This string contains 'single' and \"double\" quotes", d.errors.on(:name).last
1231   end
1232
1233   def test_validates_associated_with_custom_message_using_quotes
1234     Reply.validates_associated :topic, :message=> "This string contains 'single' and \"double\" quotes"
1235     Topic.validates_presence_of :content
1236     r = Reply.create("title" => "A reply", "content" => "with content!")
1237     r.topic = Topic.create("title" => "uhohuhoh")
1238     assert !r.valid?
1239     assert_equal "This string contains 'single' and \"double\" quotes", r.errors.on(:topic).last
1240   end
1241
1242   def test_if_validation_using_method_true
1243     # When the method returns true
1244     Topic.validates_length_of( :title, :maximum=>5, :too_long=>"hoo {{count}}", :if => :condition_is_true )
1245     t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
1246     assert !t.valid?
1247     assert t.errors.on(:title)
1248     assert_equal "hoo 5", t.errors["title"]
1249   end
1250
1251   def test_unless_validation_using_method_true
1252     # When the method returns true
1253     Topic.validates_length_of( :title, :maximum=>5, :too_long=>"hoo {{count}}", :unless => :condition_is_true )
1254     t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
1255     assert t.valid?
1256     assert !t.errors.on(:title)
1257   end
1258
1259   def test_if_validation_using_method_false
1260     # When the method returns false
1261     Topic.validates_length_of( :title, :maximum=>5, :too_long=>"hoo {{count}}", :if => :condition_is_true_but_its_not )
1262     t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
1263     assert t.valid?
1264     assert !t.errors.on(:title)
1265   end
1266
1267   def test_unless_validation_using_method_false
1268     # When the method returns false
1269     Topic.validates_length_of( :title, :maximum=>5, :too_long=>"hoo {{count}}", :unless => :condition_is_true_but_its_not )
1270     t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
1271     assert !t.valid?
1272     assert t.errors.on(:title)
1273     assert_equal "hoo 5", t.errors["title"]
1274   end
1275
1276   def test_if_validation_using_string_true
1277     # When the evaluated string returns true
1278     Topic.validates_length_of( :title, :maximum=>5, :too_long=>"hoo {{count}}", :if => "a = 1; a == 1" )
1279     t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
1280     assert !t.valid?
1281     assert t.errors.on(:title)
1282     assert_equal "hoo 5", t.errors["title"]
1283   end
1284
1285   def test_unless_validation_using_string_true
1286     # When the evaluated string returns true
1287     Topic.validates_length_of( :title, :maximum=>5, :too_long=>"hoo {{count}}", :unless => "a = 1; a == 1" )
1288     t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
1289     assert t.valid?
1290     assert !t.errors.on(:title)
1291   end
1292
1293   def test_if_validation_using_string_false
1294     # When the evaluated string returns false
1295     Topic.validates_length_of( :title, :maximum=>5, :too_long=>"hoo {{count}}", :if => "false")
1296     t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
1297     assert t.valid?
1298     assert !t.errors.on(:title)
1299   end
1300
1301   def test_unless_validation_using_string_false
1302     # When the evaluated string returns false
1303     Topic.validates_length_of( :title, :maximum=>5, :too_long=>"hoo {{count}}", :unless => "false")
1304     t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
1305     assert !t.valid?
1306     assert t.errors.on(:title)
1307     assert_equal "hoo 5", t.errors["title"]
1308   end
1309
1310   def test_if_validation_using_block_true
1311     # When the block returns true
1312     Topic.validates_length_of( :title, :maximum=>5, :too_long=>"hoo {{count}}",
1313       :if => Proc.new { |r| r.content.size > 4 } )
1314     t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
1315     assert !t.valid?
1316     assert t.errors.on(:title)
1317     assert_equal "hoo 5", t.errors["title"]
1318   end
1319
1320   def test_unless_validation_using_block_true
1321     # When the block returns true
1322     Topic.validates_length_of( :title, :maximum=>5, :too_long=>"hoo {{count}}",
1323       :unless => Proc.new { |r| r.content.size > 4 } )
1324     t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
1325     assert t.valid?
1326     assert !t.errors.on(:title)
1327   end
1328
1329   def test_if_validation_using_block_false
1330     # When the block returns false
1331     Topic.validates_length_of( :title, :maximum=>5, :too_long=>"hoo {{count}}",
1332       :if => Proc.new { |r| r.title != "uhohuhoh"} )
1333     t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
1334     assert t.valid?
1335     assert !t.errors.on(:title)
1336   end
1337
1338   def test_unless_validation_using_block_false
1339     # When the block returns false
1340     Topic.validates_length_of( :title, :maximum=>5, :too_long=>"hoo {{count}}",
1341       :unless => Proc.new { |r| r.title != "uhohuhoh"} )
1342     t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
1343     assert !t.valid?
1344     assert t.errors.on(:title)
1345     assert_equal "hoo 5", t.errors["title"]
1346   end
1347
1348   def test_validates_associated_missing
1349     Reply.validates_presence_of(:topic)
1350     r = Reply.create("title" => "A reply", "content" => "with content!")
1351     assert !r.valid?
1352     assert r.errors.on(:topic)
1353
1354     r.topic = Topic.find :first
1355     assert r.valid?
1356   end
1357
1358   def test_errors_to_xml
1359     r = Reply.new :title => "Wrong Create"
1360     assert !r.valid?
1361     xml = r.errors.to_xml(:skip_instruct => true)
1362     assert_equal "<errors>", xml.first(8)
1363     assert xml.include?("<error>Title is Wrong Create</error>")
1364     assert xml.include?("<error>Content Empty</error>")
1365   end
1366
1367  def test_validation_order
1368     Topic.validates_presence_of :title
1369     Topic.validates_length_of :title, :minimum => 2
1370
1371     t = Topic.new("title" => "")
1372     assert !t.valid?
1373     assert_equal "can't be blank", t.errors.on("title").first
1374  end
1375
1376   # previous implementation of validates_presence_of eval'd the
1377   # string with the wrong binding, this regression test is to
1378   # ensure that it works correctly
1379   def test_validation_with_if_as_string
1380     Topic.validates_presence_of(:title)
1381     Topic.validates_presence_of(:author_name, :if => "title.to_s.match('important')")
1382
1383     t = Topic.new
1384     assert !t.valid?, "A topic without a title should not be valid"
1385     assert !t.errors.invalid?("author_name"), "A topic without an 'important' title should not require an author"
1386
1387     t.title = "Just a title"
1388     assert t.valid?, "A topic with a basic title should be valid"
1389
1390     t.title = "A very important title"
1391     assert !t.valid?, "A topic with an important title, but without an author, should not be valid"
1392     assert t.errors.invalid?("author_name"), "A topic with an 'important' title should require an author"
1393
1394     t.author_name = "Hubert J. Farnsworth"
1395     assert t.valid?, "A topic with an important title and author should be valid"
1396   end
1397
1398   private
1399     def with_kcode(kcode)
1400       if RUBY_VERSION < '1.9'
1401         orig_kcode, $KCODE = $KCODE, kcode
1402         begin
1403           yield
1404         ensure
1405           $KCODE = orig_kcode
1406         end
1407       else
1408         yield
1409       end
1410     end
1411 end
1412
1413
1414 class ValidatesNumericalityTest < ActiveRecord::TestCase
1415   NIL = [nil]
1416   BLANK = ["", " ", " \t \r \n"]
1417   BIGDECIMAL_STRINGS = %w(12345678901234567890.1234567890) # 30 significent digits
1418   FLOAT_STRINGS = %w(0.0 +0.0 -0.0 10.0 10.5 -10.5 -0.0001 -090.1 90.1e1 -90.1e5 -90.1e-5 90e-5)
1419   INTEGER_STRINGS = %w(0 +0 -0 10 +10 -10 0090 -090)
1420   FLOATS = [0.0, 10.0, 10.5, -10.5, -0.0001] + FLOAT_STRINGS
1421   INTEGERS = [0, 10, -10] + INTEGER_STRINGS
1422   BIGDECIMAL = BIGDECIMAL_STRINGS.collect! { |bd| BigDecimal.new(bd) }
1423   JUNK = ["not a number", "42 not a number", "0xdeadbeef", "00-1", "--3", "+-3", "+3-1", "-+019.0", "12.12.13.12", "123\nnot a number"]
1424   INFINITY = [1.0/0.0]
1425
1426   def setup
1427     Topic.instance_variable_set("@validate_callbacks", ActiveSupport::Callbacks::CallbackChain.new)
1428     Topic.instance_variable_set("@validate_on_create_callbacks", ActiveSupport::Callbacks::CallbackChain.new)
1429     Topic.instance_variable_set("@validate_on_update_callbacks", ActiveSupport::Callbacks::CallbackChain.new)
1430   end
1431
1432   def test_default_validates_numericality_of
1433     Topic.validates_numericality_of :approved
1434
1435     invalid!(NIL + BLANK + JUNK)
1436     valid!(FLOATS + INTEGERS + BIGDECIMAL + INFINITY)
1437   end
1438
1439   def test_validates_numericality_of_with_nil_allowed
1440     Topic.validates_numericality_of :approved, :allow_nil => true
1441
1442     invalid!(JUNK)
1443     valid!(NIL + BLANK + FLOATS + INTEGERS + BIGDECIMAL + INFINITY)
1444   end
1445
1446   def test_validates_numericality_of_with_integer_only
1447     Topic.validates_numericality_of :approved, :only_integer => true
1448
1449     invalid!(NIL + BLANK + JUNK + FLOATS + BIGDECIMAL + INFINITY)
1450     valid!(INTEGERS)
1451   end
1452
1453   def test_validates_numericality_of_with_integer_only_and_nil_allowed
1454     Topic.validates_numericality_of :approved, :only_integer => true, :allow_nil => true
1455
1456     invalid!(JUNK + FLOATS + BIGDECIMAL + INFINITY)
1457     valid!(NIL + BLANK + INTEGERS)
1458   end
1459
1460   def test_validates_numericality_with_greater_than
1461     Topic.validates_numericality_of :approved, :greater_than => 10
1462
1463     invalid!([-10, 10], 'must be greater than 10')
1464     valid!([11])
1465   end
1466
1467   def test_validates_numericality_with_greater_than_or_equal
1468     Topic.validates_numericality_of :approved, :greater_than_or_equal_to => 10
1469
1470     invalid!([-9, 9], 'must be greater than or equal to 10')
1471     valid!([10])
1472   end
1473
1474   def test_validates_numericality_with_equal_to
1475     Topic.validates_numericality_of :approved, :equal_to => 10
1476
1477     invalid!([-10, 11] + INFINITY, 'must be equal to 10')
1478     valid!([10])
1479   end
1480
1481   def test_validates_numericality_with_less_than
1482     Topic.validates_numericality_of :approved, :less_than => 10
1483
1484     invalid!([10], 'must be less than 10')
1485     valid!([-9, 9])
1486   end
1487
1488   def test_validates_numericality_with_less_than_or_equal_to
1489     Topic.validates_numericality_of :approved, :less_than_or_equal_to => 10
1490
1491     invalid!([11], 'must be less than or equal to 10')
1492     valid!([-10, 10])
1493   end
1494
1495   def test_validates_numericality_with_odd
1496     Topic.validates_numericality_of :approved, :odd => true
1497
1498     invalid!([-2, 2], 'must be odd')
1499     valid!([-1, 1])
1500   end
1501
1502   def test_validates_numericality_with_even
1503     Topic.validates_numericality_of :approved, :even => true
1504
1505     invalid!([-1, 1], 'must be even')
1506     valid!([-2, 2])
1507   end
1508
1509   def test_validates_numericality_with_greater_than_less_than_and_even
1510     Topic.validates_numericality_of :approved, :greater_than => 1, :less_than => 4, :even => true
1511
1512     invalid!([1, 3, 4])
1513     valid!([2])
1514   end
1515
1516   def test_validates_numericality_with_numeric_message
1517     Topic.validates_numericality_of :approved, :less_than => 4, :message => "smaller than {{count}}"
1518     topic = Topic.new("title" => "numeric test", "approved" => 10)
1519
1520     assert !topic.valid?
1521     assert_equal "smaller than 4", topic.errors.on(:approved)
1522
1523     Topic.validates_numericality_of :approved, :greater_than => 4, :message => "greater than {{count}}"
1524     topic = Topic.new("title" => "numeric test", "approved" => 1)
1525
1526     assert !topic.valid?
1527     assert_equal "greater than 4", topic.errors.on(:approved)
1528   end
1529
1530   private
1531     def invalid!(values, error=nil)
1532       with_each_topic_approved_value(values) do |topic, value|
1533         assert !topic.valid?, "#{value.inspect} not rejected as a number"
1534         assert topic.errors.on(:approved)
1535         assert_equal error, topic.errors.on(:approved) if error
1536       end
1537     end
1538
1539     def valid!(values)
1540       with_each_topic_approved_value(values) do |topic, value|
1541         assert topic.valid?, "#{value.inspect} not accepted as a number"
1542       end
1543     end
1544
1545     def with_each_topic_approved_value(values)
1546       topic = Topic.new("title" => "numeric test", "content" => "whatever")
1547       values.each do |value|
1548         topic.approved = value
1549         yield topic, value
1550       end
1551     end
1552 end