1 files changed, 152 insertions, 0 deletions
diff --git a/activemodel/test/cases/validations/i18n_generate_message_validation_test.rb b/activemodel/test/cases/validations/i18n_generate_message_validation_test.rb
new file mode 100644
index 0000000000..d3e44945db
--- /dev/null
+++ b/activemodel/test/cases/validations/i18n_generate_message_validation_test.rb
@@ -0,0 +1,152 @@
+# frozen_string_literal: true
+
+require "cases/helper"
+
+require "models/person"
+
+class I18nGenerateMessageValidationTest < ActiveModel::TestCase
+  def setup
+    Person.clear_validators!
+    @person = Person.new
+  end
+
+  # validates_inclusion_of: generate_message(attr_name, :inclusion, message: custom_message, value: value)
+  def test_generate_message_inclusion_with_default_message
+    assert_equal "is not included in the list", @person.errors.generate_message(:title, :inclusion, value: "title")
+  end
+
+  def test_generate_message_inclusion_with_custom_message
+    assert_equal "custom message title", @person.errors.generate_message(:title, :inclusion, message: "custom message %{value}", value: "title")
+  end
+
+  # validates_exclusion_of: generate_message(attr_name, :exclusion, message: custom_message, value: value)
+  def test_generate_message_exclusion_with_default_message
+    assert_equal "is reserved", @person.errors.generate_message(:title, :exclusion, value: "title")
+  end
+
+  def test_generate_message_exclusion_with_custom_message
+    assert_equal "custom message title", @person.errors.generate_message(:title, :exclusion, message: "custom message %{value}", value: "title")
+  end
+
+  # validates_format_of:  generate_message(attr_name, :invalid, message: custom_message, value: value)
+  def test_generate_message_invalid_with_default_message
+    assert_equal "is invalid", @person.errors.generate_message(:title, :invalid, value: "title")
+  end
+
+  def test_generate_message_invalid_with_custom_message
+    assert_equal "custom message title", @person.errors.generate_message(:title, :invalid, message: "custom message %{value}", value: "title")
+  end
+
+  # validates_confirmation_of: generate_message(attr_name, :confirmation, message: custom_message)
+  def test_generate_message_confirmation_with_default_message
+    assert_equal "doesn't match Title", @person.errors.generate_message(:title, :confirmation)
+  end
+
+  def test_generate_message_confirmation_with_custom_message
+    assert_equal "custom message", @person.errors.generate_message(:title, :confirmation, message: "custom message")
+  end
+
+  # validates_acceptance_of: generate_message(attr_name, :accepted, message: custom_message)
+  def test_generate_message_accepted_with_default_message
+    assert_equal "must be accepted", @person.errors.generate_message(:title, :accepted)
+  end
+
+  def test_generate_message_accepted_with_custom_message
+    assert_equal "custom message", @person.errors.generate_message(:title, :accepted, message: "custom message")
+  end
+
+  # add_on_empty: generate_message(attr, :empty, message: custom_message)
+  def test_generate_message_empty_with_default_message
+    assert_equal "can't be empty", @person.errors.generate_message(:title, :empty)
+  end
+
+  def test_generate_message_empty_with_custom_message
+    assert_equal "custom message", @person.errors.generate_message(:title, :empty, message: "custom message")
+  end
+
+  # validates_presence_of: generate_message(attr, :blank, message: custom_message)
+  def test_generate_message_blank_with_default_message
+    assert_equal "can't be blank", @person.errors.generate_message(:title, :blank)
+  end
+
+  def test_generate_message_blank_with_custom_message
+    assert_equal "custom message", @person.errors.generate_message(:title, :blank, message: "custom message")
+  end
+
+  # validates_length_of: generate_message(attr, :too_long, message: custom_message, count: option_value.end)
+  def test_generate_message_too_long_with_default_message_plural
+    assert_equal "is too long (maximum is 10 characters)", @person.errors.generate_message(:title, :too_long, count: 10)
+  end
+
+  def test_generate_message_too_long_with_default_message_singular
+    assert_equal "is too long (maximum is 1 character)", @person.errors.generate_message(:title, :too_long, count: 1)
+  end
+
+  def test_generate_message_too_long_with_custom_message
+    assert_equal "custom message 10", @person.errors.generate_message(:title, :too_long, message: "custom message %{count}", count: 10)
+  end
+
+  # validates_length_of: generate_message(attr, :too_short, default: custom_message, count: option_value.begin)
+  def test_generate_message_too_short_with_default_message_plural
+    assert_equal "is too short (minimum is 10 characters)", @person.errors.generate_message(:title, :too_short, count: 10)
+  end
+
+  def test_generate_message_too_short_with_default_message_singular
+    assert_equal "is too short (minimum is 1 character)", @person.errors.generate_message(:title, :too_short, count: 1)
+  end
+
+  def test_generate_message_too_short_with_custom_message
+    assert_equal "custom message 10", @person.errors.generate_message(:title, :too_short, message: "custom message %{count}", count: 10)
+  end
+
+  # validates_length_of: generate_message(attr, :wrong_length, message: custom_message, count: option_value)
+  def test_generate_message_wrong_length_with_default_message_plural
+    assert_equal "is the wrong length (should be 10 characters)", @person.errors.generate_message(:title, :wrong_length, count: 10)
+  end
+
+  def test_generate_message_wrong_length_with_default_message_singular
+    assert_equal "is the wrong length (should be 1 character)", @person.errors.generate_message(:title, :wrong_length, count: 1)
+  end
+
+  def test_generate_message_wrong_length_with_custom_message
+    assert_equal "custom message 10", @person.errors.generate_message(:title, :wrong_length, message: "custom message %{count}", count: 10)
+  end
+
+  # validates_numericality_of: generate_message(attr_name, :not_a_number, value: raw_value, message: custom_message)
+  def test_generate_message_not_a_number_with_default_message
+    assert_equal "is not a number", @person.errors.generate_message(:title, :not_a_number, value: "title")
+  end
+
+  def test_generate_message_not_a_number_with_custom_message
+    assert_equal "custom message title", @person.errors.generate_message(:title, :not_a_number, message: "custom message %{value}", value: "title")
+  end
+
+  # validates_numericality_of: generate_message(attr_name, option, value: raw_value, default: custom_message)
+  def test_generate_message_greater_than_with_default_message
+    assert_equal "must be greater than 10", @person.errors.generate_message(:title, :greater_than, value: "title", count: 10)
+  end
+
+  def test_generate_message_greater_than_or_equal_to_with_default_message
+    assert_equal "must be greater than or equal to 10", @person.errors.generate_message(:title, :greater_than_or_equal_to, value: "title", count: 10)
+  end
+
+  def test_generate_message_equal_to_with_default_message
+    assert_equal "must be equal to 10", @person.errors.generate_message(:title, :equal_to, value: "title", count: 10)
+  end
+
+  def test_generate_message_less_than_with_default_message
+    assert_equal "must be less than 10", @person.errors.generate_message(:title, :less_than, value: "title", count: 10)
+  end
+
+  def test_generate_message_less_than_or_equal_to_with_default_message
+    assert_equal "must be less than or equal to 10", @person.errors.generate_message(:title, :less_than_or_equal_to, value: "title", count: 10)
+  end
+
+  def test_generate_message_odd_with_default_message
+    assert_equal "must be odd", @person.errors.generate_message(:title, :odd, value: "title", count: 10)
+  end
+
+  def test_generate_message_even_with_default_message
+    assert_equal "must be even", @person.errors.generate_message(:title, :even, value: "title", count: 10)
+  end
+end