Skip Warning.[] spec if mspec is passing warning options

2 files changed, 4 insertions, 4 deletions

diff --git a/spec/prism.mspec b/spec/prism.mspec
index 1671cd3c74..70ca3ac8f8 100644
--- a/spec/prism.mspec
+++ b/spec/prism.mspec
@@ -1,9 +1,5 @@
 # frozen_string_literal: true
 
-# This is turned off because when we run with --parser=prism we explicitly turn
-# off experimental warnings to make sure the output is consistent.
-MSpec.register(:exclude, "Warning.[] returns default values for categories :deprecated and :experimental")
-
 ## Language
 MSpec.register(:exclude, "Hash literal raises a SyntaxError at parse time when Symbol key with invalid bytes")
 MSpec.register(:exclude, "Hash literal raises a SyntaxError at parse time when Symbol key with invalid bytes and 'key: value' syntax used")
diff --git a/spec/ruby/core/warning/element_reference_spec.rb b/spec/ruby/core/warning/element_reference_spec.rb
index 8cb4018c20..c0ed37ef13 100644
--- a/spec/ruby/core/warning/element_reference_spec.rb
+++ b/spec/ruby/core/warning/element_reference_spec.rb
@@ -2,6 +2,10 @@ require_relative '../../spec_helper'
 
 describe "Warning.[]" do
   it "returns default values for categories :deprecated and :experimental" do
+    # If any warning options were set on the Ruby that will be executed, then
+    # it's possible this test will fail. In this case we will skip this test.
+    skip if ruby_exe.any? { |opt| opt.start_with?("-W") }
+
     ruby_exe('p [Warning[:deprecated], Warning[:experimental]]').chomp.should == "[false, true]"
     ruby_exe('p [Warning[:deprecated], Warning[:experimental]]', options: "-w").chomp.should == "[true, true]"
   end