And then, when examining the test of Turnip itself, the jruby test failed there.
When I checked Turnip's travis.yml , jruby's test was excluded from the test result with allow_failures
.
So how about turnip_formatter test with allow_failures for jruby?
activesupport 6.0 has String#{demodulize,underscore} as same as 4.2.7
4.2.7
6.0.0
Related PR: https://github.com/gongo/turnip_formatter/pull/99
so it seems no problem to update gem dependency.
Since Test fell, I modified the following.
Travis CI log