* include/ruby/defines.h (CASEFOLD_FILESYSTEM): HFS+ is case

  insensitive.
* load.c (loaded_feature_path, rb_feature_p, load_lock): on a
  case-insensitive filesystem, loaded features search should
  ignore case.  [ruby-core:34297]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@30508 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 16 insertions, 0 deletions

diff --git a/test/ruby/test_require.rb b/test/ruby/test_require.rb
index aef7f7b527..1d61a83e86 100644
--- a/test/ruby/test_require.rb
+++ b/test/ruby/test_require.rb
@@ -322,4 +322,20 @@ class TestRequire < Test::Unit::TestCase
                       [], /\$LOADED_FEATURES is frozen; cannot append feature \(RuntimeError\)$/,
                       bug3756)
   end
+
+  def test_case_insensitive
+    load_path = $:.dup
+    loaded = $".dup
+    path = File.expand_path(__FILE__)
+    $:.unshift(File.dirname(path))
+    $".push(path) unless $".include?(path)
+    bug4255 = '[ruby-core:34297]'
+    assert_equal(false, $bug4255 ||= false, bug4255)
+    $bug4255 = true
+    f = File.basename(__FILE__, ".*").upcase
+    assert_equal(false, require(f))
+  ensure
+    $:.replace(load_path)
+    $".replace(loaded)
+  end if File.identical?(__FILE__, __FILE__.upcase)
 end