1 files changed, 49 insertions, 0 deletions
diff --git a/spec/bundler/commands/install_spec.rb b/spec/bundler/commands/install_spec.rb
index 41aa903f27..98883b1e72 100644
--- a/spec/bundler/commands/install_spec.rb
+++ b/spec/bundler/commands/install_spec.rb
@@ -1500,6 +1500,55 @@ RSpec.describe "bundle install with gem sources" do
     end
   end
 
+  context "when lockfile has incorrect dependencies" do
+    before do
+      build_repo2
+
+      gemfile <<-G
+        source "https://gem.repo2"
+        gem "myrack_middleware"
+      G
+
+      system_gems "myrack_middleware-1.0", path: default_bundle_path
+
+      # we want to raise when the 1.0 line should be followed by "            myrack (= 0.9.1)" but isn't
+      lockfile <<-L
+        GEM
+          remote: https://gem.repo2/
+          specs:
+            myrack_middleware (1.0)
+
+        PLATFORMS
+          #{lockfile_platforms}
+
+        DEPENDENCIES
+          myrack_middleware
+
+        BUNDLED WITH
+          #{Bundler::VERSION}
+      L
+    end
+
+    it "raises a clear error message when frozen" do
+      bundle "config set frozen true"
+      bundle "install", raise_on_error: false
+
+      expect(exitstatus).to eq(41)
+      expect(err).to eq("Bundler found incorrect dependencies in the lockfile for myrack_middleware-1.0")
+    end
+
+    it "updates the lockfile when not frozen" do
+      missing_dep = "myrack (0.9.1)"
+      expect(lockfile).not_to include(missing_dep)
+
+      bundle "config set frozen false"
+      bundle :install
+
+      expect(lockfile).to include(missing_dep)
+      expect(out).to include("now installed")
+    end
+  end
+
   context "with --local flag" do
     before do
       system_gems "myrack-1.0.0", path: default_bundle_path