[rubygems/rubygems] Simplify logic for Gem::PathSupport#home, and make GEM_HOME always overide it.

https://github.com/rubygems/rubygems/commit/64273fd7e3

1 files changed, 3 insertions, 2 deletions

diff --git a/spec/bundler/commands/doctor_spec.rb b/spec/bundler/commands/doctor_spec.rb
index 4a8d0d6f46..9eb496b0b2 100644
--- a/spec/bundler/commands/doctor_spec.rb
+++ b/spec/bundler/commands/doctor_spec.rb
@@ -40,8 +40,9 @@ RSpec.describe "bundle doctor" do
       allow(File).to receive(:readable?).with(unwritable_file) { true }
 
       # The following 2 lines are for `Gem::PathSupport#initialize`.
-      allow(File).to receive(:exist?).with(Gem.paths.send(:default_home_dir))
-      allow(File).to receive(:writable?).with(Gem.paths.send(:default_home_dir))
+      allow(File).to receive(:exist?).with(Gem.default_dir)
+      allow(File).to receive(:writable?).with(Gem.default_dir)
+      allow(File).to receive(:writable?).with(File.expand_path("..", Gem.default_dir))
     end
 
     it "exits with no message if the installed gem has no C extensions" do