[rubygems/rubygems] Don't print bug report template when bin dir is not writable

rubygems/rubygems@f4ce3aae71

Author: deivid-rodriguez

lib/bundler/rubygems_gem_installer.rb

@@ -29,7 +29,10 @@ def install
       write_build_info_file
       run_post_build_hooks
 
-      generate_bin
+      SharedHelpers.filesystem_access(bin_dir, :write) do
+        generate_bin
+      end
+
       generate_plugins
 
       write_spec

spec/bundler/commands/install_spec.rb

@@ -871,6 +871,36 @@ def run
     end
   end
 
+  describe "when bundle bin dir does not have write access", :permissions do
+    let(:bin_dir) { bundled_app("vendor/#{Bundler.ruby_scope}/bin") }
+
+    before do
+      FileUtils.mkdir_p(bin_dir)
+      gemfile <<-G
+        source "#{file_uri_for(gem_repo1)}"
+        gem 'rack'
+      G
+    end
+
+    it "should display a proper message to explain the problem" do
+      FileUtils.chmod("-x", bin_dir)
+      bundle "config set --local path vendor"
+
+      begin
+        bundle :install, raise_on_error: false
+      ensure
+        FileUtils.chmod("+x", bin_dir)
+      end
+
+      expect(err).not_to include("ERROR REPORT TEMPLATE")
+
+      expect(err).to include(
+        "There was an error while trying to write to `#{bin_dir}`. " \
+        "It is likely that you need to grant write permissions for that path."
+      )
+    end
+  end
+
   describe "when bundle extensions path does not have write access", :permissions do
     let(:extensions_path) { bundled_app("vendor/#{Bundler.ruby_scope}/extensions/#{Gem::Platform.local}/#{Gem.extension_api_version}") }