1 files changed, 62 insertions, 0 deletions
diff --git a/spec/install/redownload_spec.rb b/spec/install/redownload_spec.rb
new file mode 100644
index 0000000000..52fa4f0d61
--- /dev/null
+++ b/spec/install/redownload_spec.rb
@@ -0,0 +1,62 @@
+# frozen_string_literal: true
+
+RSpec.describe "bundle install" do
+  %w[force redownload].each do |flag|
+    describe_opts = {}
+    describe_opts[:bundler] = "< 2" if flag == "force"
+    describe "with --#{flag}", describe_opts do
+      before :each do
+        gemfile <<-G
+          source "file://#{gem_repo1}"
+          gem "rack"
+        G
+      end
+
+      it "re-installs installed gems" do
+        rack_lib = default_bundle_path("gems/rack-1.0.0/lib/rack.rb")
+
+        bundle! :install
+        rack_lib.open("w") {|f| f.write("blah blah blah") }
+        bundle! :install, flag => true
+
+        expect(out).to include "Installing rack 1.0.0"
+        expect(rack_lib.open(&:read)).to eq("RACK = '1.0.0'\n")
+        expect(the_bundle).to include_gems "rack 1.0.0"
+      end
+
+      it "works on first bundle install" do
+        bundle! :install, flag => true
+
+        expect(out).to include "Installing rack 1.0.0"
+        expect(the_bundle).to include_gems "rack 1.0.0"
+      end
+
+      context "with a git gem" do
+        let!(:ref) { build_git("foo", "1.0").ref_for("HEAD", 11) }
+
+        before do
+          gemfile <<-G
+            gem "foo", :git => "#{lib_path("foo-1.0")}"
+          G
+        end
+
+        it "re-installs installed gems" do
+          foo_lib = default_bundle_path("bundler/gems/foo-1.0-#{ref}/lib/foo.rb")
+
+          bundle! :install
+          foo_lib.open("w") {|f| f.write("blah blah blah") }
+          bundle! :install, flag => true
+
+          expect(foo_lib.open(&:read)).to eq("FOO = '1.0'\n")
+          expect(the_bundle).to include_gems "foo 1.0"
+        end
+
+        it "works on first bundle install" do
+          bundle! :install, flag => true
+
+          expect(the_bundle).to include_gems "foo 1.0"
+        end
+      end
+    end
+  end
+end