Ship default .rubocop.yml

Currently, there is no `.rubocop.yml` shipped by default.
So when a user runs `rubocop` after creating a new gem via
`bundle gem foo`, it throws a bunch of offenses.

With the default `.rubocop.yml` present, the number of those
offenses significantly reduce by 25.

Signed-off-by: Utkarsh Gupta <utkarsh@debian.org>

1 files changed, 7 insertions, 0 deletions

diff --git a/spec/bundler/commands/newgem_spec.rb b/spec/bundler/commands/newgem_spec.rb
index d0add6dfde..0216e31019 100644
--- a/spec/bundler/commands/newgem_spec.rb
+++ b/spec/bundler/commands/newgem_spec.rb
@@ -326,6 +326,7 @@ RSpec.describe "bundle gem" do
       expect(bundled_app("#{gem_name}/lib/#{require_path}.rb")).to exist
       expect(bundled_app("#{gem_name}/lib/#{require_path}/version.rb")).to exist
       expect(bundled_app("#{gem_name}/.gitignore")).to exist
+      expect(bundled_app("#{gem_name}/.rubocop.yml")).to exist
 
       expect(bundled_app("#{gem_name}/bin/setup")).to exist
       expect(bundled_app("#{gem_name}/bin/console")).to exist
@@ -384,6 +385,12 @@ RSpec.describe "bundle gem" do
       expect(bundled_app("#{gem_name}/lib/#{require_path}.rb").read).to match(/class Error < StandardError; end$/)
     end
 
+    it "creates a default .rubocop.yml" do
+      bundle "gem #{gem_name}"
+
+      expect(bundled_app("#{gem_name}/.rubocop.yml")).to exist
+    end
+
     it "runs rake without problems" do
       bundle "gem #{gem_name}"