https://git.ruby-lang.org/ruby.git/commit/?id=6adbdb56ed

From 6adbdb56edcf62c11229e1c9c6f75656700f1c5f Mon Sep 17 00:00:00 2001
From: Kazuhiro NISHIYAMA <zn@m...>
Date: Mon, 22 Jun 2020 18:34:24 +0900
Subject: Fix Encoding::CompatibilityError in `FileUtils::Entry_#join`


diff --git a/lib/fileutils.rb b/lib/fileutils.rb
index 438f321..c8f4b49 100644
--- a/lib/fileutils.rb
+++ b/lib/fileutils.rb
@@ -1557,7 +1557,15 @@ module FileUtils https://github.com/ruby/ruby/blob/trunk/lib/fileutils.rb#L1557
     def join(dir, base)
       return File.path(dir) if not base or base == '.'
       return File.path(base) if not dir or dir == '.'
-      File.join(dir, base)
+      begin
+        File.join(dir, base)
+      rescue EncodingError
+        if fu_windows?
+          File.join(dir.encode(::Encoding::UTF_8), base.encode(::Encoding::UTF_8))
+        else
+          raise
+        end
+      end
     end
 
     if File::ALT_SEPARATOR
diff --git a/test/fileutils/test_fileutils.rb b/test/fileutils/test_fileutils.rb
index 274492d..8a546cc 100644
--- a/test/fileutils/test_fileutils.rb
+++ b/test/fileutils/test_fileutils.rb
@@ -771,9 +771,6 @@ class TestFileUtils < Test::Unit::TestCase https://github.com/ruby/ruby/blob/trunk/test/fileutils/test_fileutils.rb#L771
 
     remove_entry dir
     assert_file_not_exist dir
-  rescue MiniTest::Assertion
-    STDERR.puts Dir.glob("#{dir}/**/*").inspect
-    raise
   end
 
   def test_remove_entry_secure
-- 
cgit v0.10.2


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