#55

backend/spec/models/locale_spec.rb

@@ -1,18 +1,33 @@
 require 'rails_helper'
 
 RSpec.describe Locale, type: :model do
-  def prepare_english_reference!
-    Language.find_or_create_by!(code: 'en') { _1.name = 'English' }
-    Script.find_or_create_by!(code: 'Latn') { _1.name = 'Latin' }
-  end
+  include_context 'English locale'
 
   def create_english_locale!
     prepare_english_reference!
     described_class.create!(code: 'en', language_code: 'en',
-                            script_code: 'Latn', name: 'English')
+                            script_code: 'Latn', region_code: 826,
+                            variants: '', name: 'English')
+  end
+
+  it 'keeps the active Nipponese locale consistent with its identity tuple' do
+    expect(described_class.where(deprecated_at: nil).pluck(:code)).to eq(['ja'])
+    expect(described_class.nipponese).to have_attributes(
+        code: 'ja', language_code: 'ja', script_code: 'Jpan',
+        region_code: 392, variants: '')
+  end
+
+  it 'rejects a duplicate locale identity tuple at the database boundary' do
+    expect {
+      described_class.insert_all!([{ code: 'ja-duplicate', language_code: 'ja',
+                                    script_code: 'Jpan', region_code: 392,
+                                    variants: '', name: '日本語',
+                                    created_at: Time.current }])
+    }.to raise_error(ActiveRecord::RecordNotUnique)
   end
 
   it 'generates a primary name for every existing tag using the name generator' do
+    pending '日本語以外の Locale 有効化は別課題で実装する'
     first = create(:tag, primary_name: 'first_existing_tag')
     second = create(:tag, primary_name: 'second_existing_tag')
     allow(TagName).to receive(:generate_name).and_call_original
@@ -39,6 +54,7 @@ RSpec.describe Locale, type: :model do
   end
 
   it 'does not duplicate an existing primary name in the new language' do
+    pending '日本語以外の Locale 有効化は別課題で実装する'
     prepare_english_reference!
     tag = create(:tag, primary_name: 'already_named')
     existing = create(:tag_name, name: 'existing_english', tag:,
@@ -54,6 +70,7 @@ RSpec.describe Locale, type: :model do
   end
 
   it 'creates a primary name when the language has only an alias' do
+    pending '日本語以外の Locale 有効化は別課題で実装する'
     prepare_english_reference!
     tag = create(:tag, primary_name: 'alias_only_tag')
     alias_name = create(:tag_name, :alias, name: 'alias_en',
@@ -73,6 +90,7 @@ RSpec.describe Locale, type: :model do
   end
 
   it 'rolls back the locale and all generated names when backfill fails' do
+    pending '日本語以外の Locale 有効化は別課題で実装する'
     prepare_english_reference!
     first = create(:tag, primary_name: 'atomic_first')
     second = create(:tag, primary_name: 'atomic_second')
@@ -88,12 +106,24 @@ RSpec.describe Locale, type: :model do
   end
 
   it 'accepts a stable locale code outside the historical enum values' do
+    pending '日本語以外の Locale 有効化は別課題で実装する'
     prepare_english_reference!
 
     locale = described_class.create!(
         code: 'en-x-rspec', language_code: 'en',
-        script_code: 'Latn', name: 'English')
+        script_code: 'Latn', region_code: 826,
+        variants: 'x-rspec', name: 'English')
 
-    expect(locale.reload).to have_attributes(code: 'en-x-rspec', language_code: 'en')
+    expect(locale.reload).to have_attributes(
+        code: 'en-x-rspec', language_code: 'en', script_code: 'Latn',
+        region_code: 826, variants: 'x-rspec')
+  end
+
+  it 'registers the future British English locale tuple' do
+    pending '日本語以外の Locale 有効化は別課題で実装する'
+
+    expect(locale).to have_attributes(code: 'en', language_code: 'en',
+                                    script_code: 'Latn', region_code: 826,
+                                    variants: '')
   end
 end