2 files changed, 38 insertions, 0 deletions
diff --git a/spec/bundler/commands/lock_spec.rb b/spec/bundler/commands/lock_spec.rb
index ee1c3ffd46..9c5240157f 100644
--- a/spec/bundler/commands/lock_spec.rb
+++ b/spec/bundler/commands/lock_spec.rb
@@ -542,6 +542,40 @@ RSpec.describe "bundle lock" do
     bundle "lock --add-platform x86_64-linux", :artifice => "compact_index", :env => { "BUNDLER_SPEC_GEM_REPO" => gem_repo4.to_s }
   end
 
+  it "respects lower bound ruby requirements" do
+    skip "this spec does not work with prereleases because their version is actually lower than their reported `RUBY_VERSION`" if RUBY_PATCHLEVEL == -1
+
+    build_repo4 do
+      build_gem "our_private_gem", "0.1.0" do |s|
+        s.required_ruby_version = ">= #{RUBY_VERSION}"
+      end
+    end
+
+    gemfile <<-G
+      source "https://localgemserver.test"
+
+      gem "our_private_gem"
+    G
+
+    lockfile <<-L
+      GEM
+        remote: https://localgemserver.test/
+        specs:
+          our_private_gem (0.1.0)
+
+      PLATFORMS
+        #{lockfile_platforms}
+
+      DEPENDENCIES
+        our_private_gem
+
+      BUNDLED WITH
+         #{Bundler::VERSION}
+    L
+
+    bundle "install", :artifice => "compact_index", :env => { "BUNDLER_SPEC_GEM_REPO" => gem_repo4.to_s }
+  end
+
   context "when an update is available" do
     let(:repo) { gem_repo2 }
 
diff --git a/spec/bundler/commands/update_spec.rb b/spec/bundler/commands/update_spec.rb
index d013d5bd73..d45a565475 100644
--- a/spec/bundler/commands/update_spec.rb
+++ b/spec/bundler/commands/update_spec.rb
@@ -1182,6 +1182,8 @@ RSpec.describe "bundle update --bundler" do
   end
 
   it "updates the bundler version in the lockfile even if the latest version is not installed", :ruby_repo, :realworld do
+    skip "ruby-head has a default Bundler version too high for this spec to work" if RUBY_PATCHLEVEL == -1
+
     pristine_system_gems "bundler-2.3.9"
 
     build_repo4 do
@@ -1226,6 +1228,8 @@ RSpec.describe "bundle update --bundler" do
   end
 
   it "errors if the explicit target version does not exist", :realworld do
+    skip "ruby-head has a default Bundler version too high for this spec to work" if RUBY_PATCHLEVEL == -1
+
     pristine_system_gems "bundler-2.3.9"
 
     build_repo4 do