[bundler/bundler] Add `--[no-]git` option to `bundle gem`

I think using `--no-git` can be useful when creating gems inside
monorepos.

https://github.com/bundler/bundler/commit/154c687310

1 files changed, 36 insertions, 0 deletions

diff --git a/spec/bundler/commands/newgem_spec.rb b/spec/bundler/commands/newgem_spec.rb
index 7b05bf3ed0..f4cd29edbc 100644
--- a/spec/bundler/commands/newgem_spec.rb
+++ b/spec/bundler/commands/newgem_spec.rb
@@ -60,6 +60,42 @@ RSpec.describe "bundle gem" do
     end
   end
 
+  describe "git repo initialization" do
+    let(:gem_name) { "test-gem" }
+
+    shared_examples_for "a gem with an initial git repo" do
+      before do
+        execute_bundle_gem(gem_name, flags)
+      end
+      it "generates a gem skeleton with a .git folder" do
+        gem_skeleton_assertions(gem_name)
+        expect(bundled_app("test-gem/.git")).to exist
+      end
+    end
+
+    context "when using the default" do
+      it_behaves_like "a gem with an initial git repo" do
+        let(:flags) { "" }
+      end
+    end
+
+    context "when explicitly passing --git" do
+      it_behaves_like "a gem with an initial git repo" do
+        let(:flags) { "--git" }
+      end
+    end
+
+    context "when passing --no-git" do
+      before do
+        execute_bundle_gem(gem_name, "--no-git")
+      end
+      it "generates a gem skeleton without a .git folder" do
+        gem_skeleton_assertions(gem_name)
+        expect(bundled_app("test-gem/.git")).not_to exist
+      end
+    end
+  end
+
   shared_examples_for "--mit flag" do
     before do
       execute_bundle_gem(gem_name, "--mit")