From 3340a24634ea505c374b677a3cc9061f4428784e Mon Sep 17 00:00:00 2001
From: Stan Lo <stan001212@gmail.com>
Date: Wed, 26 Apr 2023 17:39:14 +0100
Subject: [ruby/irb] Add tests for Locale#find and Locale#load
 (https://github.com/ruby/irb/pull/570)

https://github.com/ruby/irb/commit/710d5b1af5
---
 test/irb/test_locale.rb | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)

(limited to 'test')

diff --git a/test/irb/test_locale.rb b/test/irb/test_locale.rb
index 053cd234b9..37f39acf7d 100644
--- a/test/irb/test_locale.rb
+++ b/test/irb/test_locale.rb
@@ -79,5 +79,40 @@ module TestIRB
         end
       end
     end
+
+    def test_load
+      # reset Locale's internal cache
+      IRB::Locale.class_variable_set(:@@loaded, [])
+      # Because error.rb files define the same class, loading them causes method redefinition warnings.
+      original_verbose = $VERBOSE
+      $VERBOSE = nil
+
+      jp_local = IRB::Locale.new("ja_JP.UTF-8")
+      jp_local.load("irb/error.rb")
+      msg = IRB::CantReturnToNormalMode.new.message
+      assert_equal("Normalモードに戻れません.", msg)
+
+      # reset Locale's internal cache
+      IRB::Locale.class_variable_set(:@@loaded, [])
+
+      en_local = IRB::Locale.new("en_US.UTF-8")
+      en_local.load("irb/error.rb")
+      msg = IRB::CantReturnToNormalMode.new.message
+      assert_equal("Can't return to normal mode.", msg)
+    ensure
+      # before turning warnings back on, load the error.rb file again to avoid warnings in other tests
+      IRB::Locale.new.load("irb/error.rb")
+      $VERBOSE = original_verbose
+    end
+
+    def test_find
+      jp_local = IRB::Locale.new("ja_JP.UTF-8")
+      path = jp_local.find("irb/error.rb").delete_prefix(Dir.pwd)
+      assert_equal("/lib/irb/lc/ja/error.rb", path)
+
+      en_local = IRB::Locale.new("en_US.UTF-8")
+      path = en_local.find("irb/error.rb").delete_prefix(Dir.pwd)
+      assert_equal("/lib/irb/lc/error.rb", path)
+    end
   end
 end
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