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-rw-r--r--spec/ruby/command_line/rubyopt_spec.rb20
1 files changed, 20 insertions, 0 deletions
diff --git a/spec/ruby/command_line/rubyopt_spec.rb b/spec/ruby/command_line/rubyopt_spec.rb
index 2db42f77efc..ee4e594a1c0 100644
--- a/spec/ruby/command_line/rubyopt_spec.rb
+++ b/spec/ruby/command_line/rubyopt_spec.rb
@@ -59,6 +59,26 @@ describe "Processing RUBYOPT" do
ruby_exe("p $VERBOSE", escape: true).chomp.should == "true"
end
+ ruby_version_is "2.7" do
+ it "suppresses deprecation warnings for '-W:no-deprecated'" do
+ ENV["RUBYOPT"] = '-W:no-deprecated'
+ result = ruby_exe('$; = ""', args: '2>&1')
+ result.should == ""
+ end
+
+ it "suppresses experimental warnings for '-W:no-experimental'" do
+ ENV["RUBYOPT"] = '-W:no-experimental'
+ result = ruby_exe('0 in a', args: '2>&1')
+ result.should == ""
+ end
+
+ it "suppresses deprecation and experimental warnings for '-W:no-deprecated -W:no-experimental'" do
+ ENV["RUBYOPT"] = '-W:no-deprecated -W:no-experimental'
+ result = ruby_exe('($; = "") in a', args: '2>&1')
+ result.should == ""
+ end
+ end
+
it "requires the file for '-r'" do
f = fixture __FILE__, "rubyopt"
ENV["RUBYOPT"] = "-r#{f}"