1 files changed, 7 insertions, 4 deletions
diff --git a/test/rubygems/test_gem_commands_which_command.rb b/test/rubygems/test_gem_commands_which_command.rb
index 8f9a2926db..7a21f7cc05 100644
--- a/test/rubygems/test_gem_commands_which_command.rb
+++ b/test/rubygems/test_gem_commands_which_command.rb
@@ -11,6 +11,7 @@ class TestGemCommandsWhichCommand < Gem::TestCase
 
   def setup
     super
+    Gem::Specification.reset
     @cmd = Gem::Commands::WhichCommand.new
   end
 
@@ -28,6 +29,8 @@ class TestGemCommandsWhichCommand < Gem::TestCase
   end
 
   def test_execute_one_missing
+    # TODO: this test fails in isolation
+
     util_foo_bar
 
     @cmd.handle_options %w[foo_bar missing]
@@ -37,7 +40,7 @@ class TestGemCommandsWhichCommand < Gem::TestCase
     end
 
     assert_equal "#{@foo_bar.full_gem_path}/lib/foo_bar.rb\n", @ui.output
-    assert_match %r%Can't find ruby library file or shared library missing\n%,
+    assert_match %r%Can.t find ruby library file or shared library missing\n%,
                  @ui.error
   end
 
@@ -51,7 +54,7 @@ class TestGemCommandsWhichCommand < Gem::TestCase
     end
 
     assert_equal '', @ui.output
-    assert_match %r%Can't find ruby library file or shared library missing\n%,
+    assert_match %r%Can.t find ruby library file or shared library missing\n%,
                  @ui.error
   end
 
@@ -62,8 +65,8 @@ class TestGemCommandsWhichCommand < Gem::TestCase
     end
 
     files.each do |file|
-      filename = @foo_bar.full_gem_path + "/#{file}"
-      FileUtils.mkdir_p File.dirname(filename)
+      filename = File.join(@foo_bar.full_gem_path, file)
+      FileUtils.mkdir_p File.dirname filename
       FileUtils.touch filename
     end
   end