1 files changed, 146 insertions, 0 deletions
diff --git a/spec/bundler/install/gemfile/force_ruby_platform_spec.rb b/spec/bundler/install/gemfile/force_ruby_platform_spec.rb
new file mode 100644
index 0000000000..a29b79ad62
--- /dev/null
+++ b/spec/bundler/install/gemfile/force_ruby_platform_spec.rb
@@ -0,0 +1,146 @@
+# frozen_string_literal: true
+
+RSpec.describe "bundle install with force_ruby_platform DSL option", :jruby do
+  context "when no transitive deps" do
+    before do
+      build_repo4 do
+        # Build a gem with platform specific versions
+        build_gem("platform_specific") do |s|
+          s.write "lib/platform_specific.rb", "PLATFORM_SPECIFIC = '1.0.0 RUBY'"
+        end
+
+        build_gem("platform_specific") do |s|
+          s.platform = Bundler.local_platform
+          s.write "lib/platform_specific.rb", "PLATFORM_SPECIFIC = '1.0.0 #{Bundler.local_platform}'"
+        end
+
+        # Build the exact same gem with a different name to compare using vs not using the option
+        build_gem("platform_specific_forced") do |s|
+          s.write "lib/platform_specific_forced.rb", "PLATFORM_SPECIFIC_FORCED = '1.0.0 RUBY'"
+        end
+
+        build_gem("platform_specific_forced") do |s|
+          s.platform = Bundler.local_platform
+          s.write "lib/platform_specific_forced.rb", "PLATFORM_SPECIFIC_FORCED = '1.0.0 #{Bundler.local_platform}'"
+        end
+      end
+    end
+
+    it "pulls the pure ruby variant of the given gem" do
+      install_gemfile <<-G
+        source "#{file_uri_for(gem_repo4)}"
+
+        gem "platform_specific_forced", :force_ruby_platform => true
+        gem "platform_specific"
+      G
+
+      expect(the_bundle).to include_gems "platform_specific_forced 1.0.0 RUBY"
+      expect(the_bundle).to include_gems "platform_specific 1.0.0 #{Bundler.local_platform}"
+    end
+
+    it "still respects a global `force_ruby_platform` config" do
+      install_gemfile <<-G, env: { "BUNDLE_FORCE_RUBY_PLATFORM" => "true" }
+        source "#{file_uri_for(gem_repo4)}"
+
+        gem "platform_specific_forced", :force_ruby_platform => true
+        gem "platform_specific"
+      G
+
+      expect(the_bundle).to include_gems "platform_specific_forced 1.0.0 RUBY"
+      expect(the_bundle).to include_gems "platform_specific 1.0.0 RUBY"
+    end
+  end
+
+  context "when also a transitive dependency" do
+    before do
+      build_repo4 do
+        build_gem("depends_on_platform_specific") {|s| s.add_runtime_dependency "platform_specific" }
+
+        build_gem("platform_specific") do |s|
+          s.write "lib/platform_specific.rb", "PLATFORM_SPECIFIC = '1.0.0 RUBY'"
+        end
+
+        build_gem("platform_specific") do |s|
+          s.platform = Bundler.local_platform
+          s.write "lib/platform_specific.rb", "PLATFORM_SPECIFIC = '1.0.0 #{Bundler.local_platform}'"
+        end
+      end
+    end
+
+    it "still pulls the ruby variant" do
+      install_gemfile <<-G
+        source "#{file_uri_for(gem_repo4)}"
+
+        gem "depends_on_platform_specific"
+        gem "platform_specific", :force_ruby_platform => true
+      G
+
+      expect(the_bundle).to include_gems "platform_specific 1.0.0 RUBY"
+    end
+  end
+
+  context "with transitive dependencies with platform specific versions" do
+    before do
+      build_repo4 do
+        build_gem("depends_on_platform_specific") do |s|
+          s.add_runtime_dependency "platform_specific"
+          s.write "lib/depends_on_platform_specific.rb", "DEPENDS_ON_PLATFORM_SPECIFIC = '1.0.0 RUBY'"
+        end
+
+        build_gem("depends_on_platform_specific") do |s|
+          s.add_runtime_dependency "platform_specific"
+          s.platform = Bundler.local_platform
+          s.write "lib/depends_on_platform_specific.rb", "DEPENDS_ON_PLATFORM_SPECIFIC = '1.0.0 #{Bundler.local_platform}'"
+        end
+
+        build_gem("platform_specific") do |s|
+          s.write "lib/platform_specific.rb", "PLATFORM_SPECIFIC = '1.0.0 RUBY'"
+        end
+
+        build_gem("platform_specific") do |s|
+          s.platform = Bundler.local_platform
+          s.write "lib/platform_specific.rb", "PLATFORM_SPECIFIC = '1.0.0 #{Bundler.local_platform}'"
+        end
+      end
+    end
+
+    it "ignores ruby variants for the transitive dependencies" do
+      install_gemfile <<-G, env: { "DEBUG_RESOLVER" => "true" }
+        source "#{file_uri_for(gem_repo4)}"
+
+        gem "depends_on_platform_specific", :force_ruby_platform => true
+      G
+
+      expect(the_bundle).to include_gems "depends_on_platform_specific 1.0.0 RUBY"
+      expect(the_bundle).to include_gems "platform_specific 1.0.0 #{Bundler.local_platform}"
+    end
+
+    it "reinstalls the ruby variant when a platform specific variant is already installed, the lockile has only RUBY platform, and :force_ruby_platform is used in the Gemfile" do
+      lockfile <<-L
+        GEM
+          remote: #{file_uri_for(gem_repo4)}
+          specs:
+            platform_specific (1.0)
+
+        PLATFORMS
+          ruby
+
+        DEPENDENCIES
+          platform_specific
+
+        BUNDLED WITH
+            #{Bundler::VERSION}
+      L
+
+      system_gems "platform_specific-1.0-#{Gem::Platform.local}", path: default_bundle_path
+
+      install_gemfile <<-G, env: { "BUNDLER_SPEC_GEM_REPO" => gem_repo4.to_s }, artifice: "compact_index"
+        source "#{file_uri_for(gem_repo4)}"
+
+        gem "platform_specific", :force_ruby_platform => true
+      G
+
+      expect(the_bundle).to include_gems "platform_specific 1.0.0 RUBY"
+    end
+  end
+end