Add test coverage for git sources with transitive dependency fallback #9303

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Merged

hsbt merged 2 commits into fallback-git-path-sources from copilot/sub-pr-9301

Feb 4, 2026

+37 −0

bundler/spec/install/gemfile/sources_spec.rb

-Original file line number
+Diff line change
@@ Expand Up / @@ -1273,4 +1273,41 @@ @@
           expect(the_bundle).to include_gems("missing_dep 1.0.0", source: "remote2")
         end
       end
+      context "when a git gem has a transitive dependency that does not exist in the git source" do
+        before do
+          build_repo2 do
+            build_gem "missing_dep", "1.0.0"
+            build_gem "foo", "1.0.0"
+          end
+          build_git "parent_gem", "1.0.0", path: lib_path("parent_gem") do |s|
+            s.add_dependency "missing_dep"
+          end
+          gemfile <<-G
+            source "https://gem.repo2"
+            gem "foo"
+            gem "parent_gem", git: "#{lib_path("parent_gem")}"
+          G
+          bundle :install, artifice: "compact_index"
+        end
+        it "falls back to the default rubygems source for that dependency when updating" do
+          build_repo2 do
+            build_gem "foo", "2.0.0"
+          end
+          system_gems []
+          bundle "update foo", artifice: "compact_index"
+          expect(the_bundle).to include_gems("parent_gem 1.0.0", "missing_dep 1.0.0", "foo 2.0.0")
+          expect(the_bundle).to include_gems("parent_gem 1.0.0", source: "git@#{lib_path("parent_gem")}")
+          expect(the_bundle).to include_gems("missing_dep 1.0.0", source: "remote2")
+        end
+      end
     end

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