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-rw-r--r--activerecord/test/cases/enum_test.rb133
1 files changed, 110 insertions, 23 deletions
diff --git a/activerecord/test/cases/enum_test.rb b/activerecord/test/cases/enum_test.rb
index babacd1ee9..7cda712112 100644
--- a/activerecord/test/cases/enum_test.rb
+++ b/activerecord/test/cases/enum_test.rb
@@ -1,8 +1,11 @@
-require 'cases/helper'
-require 'models/book'
+# frozen_string_literal: true
+
+require "cases/helper"
+require "models/author"
+require "models/book"
class EnumTest < ActiveRecord::TestCase
- fixtures :books
+ fixtures :books, :authors, :author_addresses
setup do
@book = books(:awdr)
@@ -18,6 +21,7 @@ class EnumTest < ActiveRecord::TestCase
assert @book.author_visibility_visible?
assert @book.illustrator_visibility_visible?
assert @book.with_medium_font_size?
+ assert @book.medium_to_read?
end
test "query state with strings" do
@@ -26,6 +30,7 @@ class EnumTest < ActiveRecord::TestCase
assert_equal "english", @book.language
assert_equal "visible", @book.author_visibility
assert_equal "visible", @book.illustrator_visibility
+ assert_equal "medium", @book.difficulty
end
test "find via scope" do
@@ -34,6 +39,9 @@ class EnumTest < ActiveRecord::TestCase
assert_equal @book, Book.in_english.first
assert_equal @book, Book.author_visibility_visible.first
assert_equal @book, Book.illustrator_visibility_visible.first
+ assert_equal @book, Book.medium_to_read.first
+ assert_equal books(:ddd), Book.forgotten.first
+ assert_equal books(:rfr), authors(:david).unpublished_books.first
end
test "find via where with values" do
@@ -54,6 +62,7 @@ class EnumTest < ActiveRecord::TestCase
assert_not_equal @book, Book.where(status: [:written]).first
assert_not_equal @book, Book.where.not(status: :published).first
assert_equal @book, Book.where.not(status: :written).first
+ assert_equal books(:ddd), Book.where(read_status: :forgotten).first
end
test "find via where with strings" do
@@ -63,6 +72,7 @@ class EnumTest < ActiveRecord::TestCase
assert_not_equal @book, Book.where(status: ["written"]).first
assert_not_equal @book, Book.where.not(status: "published").first
assert_equal @book, Book.where.not(status: "written").first
+ assert_equal books(:ddd), Book.where(read_status: "forgotten").first
end
test "build from scope" do
@@ -122,8 +132,8 @@ class EnumTest < ActiveRecord::TestCase
old_language = @book.language
@book.status = :proposed
@book.language = :spanish
- assert_equal [old_status, 'proposed'], @book.changes[:status]
- assert_equal [old_language, 'spanish'], @book.changes[:language]
+ assert_equal [old_status, "proposed"], @book.changes[:status]
+ assert_equal [old_language, "spanish"], @book.changes[:language]
end
test "enum attribute was" do
@@ -145,8 +155,8 @@ class EnumTest < ActiveRecord::TestCase
test "enum attribute changed to" do
@book.status = :proposed
@book.language = :french
- assert @book.attribute_changed?(:status, to: 'proposed')
- assert @book.attribute_changed?(:language, to: 'french')
+ assert @book.attribute_changed?(:status, to: "proposed")
+ assert @book.attribute_changed?(:language, to: "french")
end
test "enum attribute changed from" do
@@ -163,8 +173,8 @@ class EnumTest < ActiveRecord::TestCase
old_language = @book.language
@book.status = :proposed
@book.language = :french
- assert @book.attribute_changed?(:status, from: old_status, to: 'proposed')
- assert @book.attribute_changed?(:language, from: old_language, to: 'french')
+ assert @book.attribute_changed?(:status, from: old_status, to: "proposed")
+ assert @book.attribute_changed?(:language, from: old_language, to: "french")
end
test "enum didn't change" do
@@ -216,12 +226,12 @@ class EnumTest < ActiveRecord::TestCase
end
test "assign empty string value" do
- @book.status = ''
+ @book.status = ""
assert_nil @book.status
end
test "assign long empty string value" do
- @book.status = ' '
+ @book.status = " "
assert_nil @book.status
end
@@ -245,12 +255,14 @@ class EnumTest < ActiveRecord::TestCase
assert Book.illustrator_visibility_invisible.create.illustrator_visibility_invisible?
end
- test "_before_type_cast returns the enum label (required for form fields)" do
- if @book.status_came_from_user?
- assert_equal "published", @book.status_before_type_cast
- else
- assert_equal "published", @book.status
- end
+ test "_before_type_cast" do
+ assert_equal 2, @book.status_before_type_cast
+ assert_equal "published", @book.status
+
+ @book.status = "published"
+
+ assert_equal "published", @book.status_before_type_cast
+ assert_equal "published", @book.status
end
test "reserved enum names" do
@@ -296,6 +308,24 @@ class EnumTest < ActiveRecord::TestCase
end
end
+ test "reserved enum values for relation" do
+ relation_method_samples = [
+ :records,
+ :to_ary,
+ :scope_for_create
+ ]
+
+ relation_method_samples.each do |value|
+ e = assert_raises(ArgumentError, "enum value `#{value}` should not be allowed") do
+ Class.new(ActiveRecord::Base) do
+ self.table_name = "books"
+ enum category: [:other, value]
+ end
+ end
+ assert_match(/You tried to define an enum named .* on the model/, e.message)
+ end
+ end
+
test "overriding enum method should not raise" do
assert_nothing_raised do
Class.new(ActiveRecord::Base) do
@@ -318,7 +348,7 @@ class EnumTest < ActiveRecord::TestCase
test "validate uniqueness" do
klass = Class.new(ActiveRecord::Base) do
- def self.name; 'Book'; end
+ def self.name; "Book"; end
enum status: [:proposed, :written]
validates_uniqueness_of :status
end
@@ -332,7 +362,7 @@ class EnumTest < ActiveRecord::TestCase
test "validate inclusion of value in array" do
klass = Class.new(ActiveRecord::Base) do
- def self.name; 'Book'; end
+ def self.name; "Book"; end
enum status: [:proposed, :written]
validates_inclusion_of :status, in: ["written"]
end
@@ -356,11 +386,11 @@ class EnumTest < ActiveRecord::TestCase
book1 = klass1.proposed.create!
book1.status = :written
- assert_equal ['proposed', 'written'], book1.status_change
+ assert_equal ["proposed", "written"], book1.status_change
book2 = klass2.drafted.create!
book2.status = :uploaded
- assert_equal ['drafted', 'uploaded'], book2.status_change
+ assert_equal ["drafted", "uploaded"], book2.status_change
end
test "enums are inheritable" do
@@ -372,11 +402,11 @@ class EnumTest < ActiveRecord::TestCase
book1 = subklass1.proposed.create!
book1.status = :written
- assert_equal ['proposed', 'written'], book1.status_change
+ assert_equal ["proposed", "written"], book1.status_change
book2 = subklass2.drafted.create!
book2.status = :uploaded
- assert_equal ['drafted', 'uploaded'], book2.status_change
+ assert_equal ["drafted", "uploaded"], book2.status_change
end
test "declare multiple enums at a time" do
@@ -393,6 +423,22 @@ class EnumTest < ActiveRecord::TestCase
assert book2.single?
end
+ test "enum with alias_attribute" do
+ klass = Class.new(ActiveRecord::Base) do
+ self.table_name = "books"
+ alias_attribute :aliased_status, :status
+ enum aliased_status: [:proposed, :written, :published]
+ end
+
+ book = klass.proposed.create!
+ assert book.proposed?
+ assert_equal "proposed", book.aliased_status
+
+ book = klass.find(book.id)
+ assert book.proposed?
+ assert_equal "proposed", book.aliased_status
+ end
+
test "query state by predicate with prefix" do
assert @book.author_visibility_visible?
assert_not @book.author_visibility_invisible?
@@ -406,6 +452,43 @@ class EnumTest < ActiveRecord::TestCase
assert_not @book.in_french?
end
+ test "query state by predicate with custom suffix" do
+ assert @book.medium_to_read?
+ assert_not @book.easy_to_read?
+ assert_not @book.hard_to_read?
+ end
+
+ test "enum methods with custom suffix defined" do
+ assert @book.class.respond_to?(:easy_to_read)
+ assert @book.class.respond_to?(:medium_to_read)
+ assert @book.class.respond_to?(:hard_to_read)
+
+ assert @book.respond_to?(:easy_to_read?)
+ assert @book.respond_to?(:medium_to_read?)
+ assert @book.respond_to?(:hard_to_read?)
+
+ assert @book.respond_to?(:easy_to_read!)
+ assert @book.respond_to?(:medium_to_read!)
+ assert @book.respond_to?(:hard_to_read!)
+ end
+
+ test "update enum attributes with custom suffix" do
+ @book.medium_to_read!
+ assert_not @book.easy_to_read?
+ assert @book.medium_to_read?
+ assert_not @book.hard_to_read?
+
+ @book.easy_to_read!
+ assert @book.easy_to_read?
+ assert_not @book.medium_to_read?
+ assert_not @book.hard_to_read?
+
+ @book.hard_to_read!
+ assert_not @book.easy_to_read?
+ assert_not @book.medium_to_read?
+ assert @book.hard_to_read?
+ end
+
test "uses default status when no status is provided in fixtures" do
book = books(:tlg)
assert book.proposed?, "expected fixture to default to proposed status"
@@ -421,4 +504,8 @@ class EnumTest < ActiveRecord::TestCase
book = Book.new
assert book.hard?
end
+
+ test "data type of Enum type" do
+ assert_equal :integer, Book.type_for_attribute("status").type
+ end
end