Add specs for gemfile only_platformseg-gemfile-platforms

1 files changed, 11 insertions, 0 deletions

diff --git a/spec/install/gemfile/only_platforms_spec.rb b/spec/install/gemfile/only_platforms_spec.rb
new file mode 100644
index 0000000000..84b89d82c5
--- /dev/null
+++ b/spec/install/gemfile/only_platforms_spec.rb
@@ -0,0 +1,11 @@
+# frozen_string_literal: true
+require "spec_helper"
+
+describe "gemfile with only_platforms" do
+  it "only puts the given platforms in the lockfile" do
+    platforms = [local, pl("x79-foo_platform-19")]
+    install_gemfile! "only_platforms(*#{platforms.map(&:to_s)})"
+
+    expect(the_bundle.locked_gems.platforms).to eq(platforms.sort_by(&:to_s))
+  end
+end