[Pristine] Raise when trying to pristine a missing gemseg-pristine-specific-gems

2 files changed, 10 insertions, 3 deletions

diff --git a/lib/bundler/cli/pristine.rb b/lib/bundler/cli/pristine.rb
index ccf970eae0..cfd90da34b 100644
--- a/lib/bundler/cli/pristine.rb
+++ b/lib/bundler/cli/pristine.rb
@@ -8,6 +8,8 @@ module Bundler
     end
 
     def run
+      CLI::Common.ensure_all_gems_in_lockfile!(@gems)
+
       Bundler.load.specs.each do |spec|
         next if spec.name == "bundler" # Source::Rubygems doesn't install bundler
         next if !@gems.empty? && !@gems.include?(spec.name)
diff --git a/spec/commands/pristine_spec.rb b/spec/commands/pristine_spec.rb
index 5b9dffce98..9c3918f51e 100644
--- a/spec/commands/pristine_spec.rb
+++ b/spec/commands/pristine_spec.rb
@@ -128,16 +128,21 @@ RSpec.describe "bundle pristine" do
       FileUtils.touch(weakling_changes_txt)
       expect(weakling_changes_txt).to be_file
 
-      bundle! "pristine foo bar weakling bundler"
+      bundle! "pristine foo bar weakling"
 
       expect(out).to eq(strip_whitespace(<<-EOS).strip)
-        Installing weakling 1.0
-        Using foo 1.0 from #{lib_path("foo")} (at master@#{foo_ref})
         Cannot pristine bar (1.0). Gem is sourced from local path.
+        Using foo 1.0 from #{lib_path("foo")} (at master@#{foo_ref})
+        Installing weakling 1.0
       EOS
       expect(weakling_changes_txt).not_to be_file
       expect(foo_changes_txt).not_to be_file
       expect(bar_changes_txt).to be_file
     end
+
+    it "raises when one of them is not in the lockfile" do
+      bundle "pristine abcabcabc"
+      expect(out).to include("Could not find gem 'abcabcabc'.")
+    end
   end
 end