[rubygems/rubygems] Fix installing plugins in frozen mode

Plugins don't use a lockfile, so ignore frozen related settings.

https://github.com/rubygems/rubygems/commit/f17a3bb81f

1 files changed, 7 insertions, 0 deletions

diff --git a/spec/bundler/plugins/install_spec.rb b/spec/bundler/plugins/install_spec.rb
index efee5fdd23..aec131f2ee 100644
--- a/spec/bundler/plugins/install_spec.rb
+++ b/spec/bundler/plugins/install_spec.rb
@@ -22,6 +22,13 @@ RSpec.describe "bundler plugin install" do
     plugin_should_be_installed("foo")
   end
 
+  it "installs from rubygems source in frozen mode" do
+    bundle "plugin install foo --source #{file_uri_for(gem_repo2)}", :env => { "BUNDLE_DEPLOYMENT" => "true" }
+
+    expect(out).to include("Installed plugin foo")
+    plugin_should_be_installed("foo")
+  end
+
   it "installs from sources configured as Gem.sources without any flags" do
     bundle "plugin install foo", :env => { "BUNDLER_SPEC_GEM_SOURCES" => file_uri_for(gem_repo2).to_s }