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| author | Tony Cook <tony@develop-help.com> | 2021-07-07 15:20:39 +1000 |
|---|---|---|
| committer | Tony Cook <tony@develop-help.com> | 2021-08-10 15:44:59 +1000 |
| commit | 7e18321c957fcae8d9b16428c51f22dea10040b1 (patch) | |
| tree | 3c2aba9d5c717e3cc4424cc6795a7181f7ebfe0e /t/lib/feature | |
| parent | eb52e36c180822dd227f1e3d507abb79d07d45ef (diff) | |
| download | perl-7e18321c957fcae8d9b16428c51f22dea10040b1.tar.gz | |
Provide a simple API for testing features enabled
Inspired by discussion in #p5p.
This calls caller() itself rather than taking hints and hints_hash
parameters so if we end up adding an extra hints word callers won't
need to adjust their code.
Diffstat (limited to 't/lib/feature')
| -rw-r--r-- | t/lib/feature/api | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/t/lib/feature/api b/t/lib/feature/api new file mode 100644 index 0000000000..d31a8c6c6d --- /dev/null +++ b/t/lib/feature/api @@ -0,0 +1,48 @@ +Test the API + +__END__ +# NAME test feature enabled by bundle +use feature (); +BEGIN { + print "default: ", join(" ", feature::features_enabled(0)), "\n"; + print "unicode_strings ", feature::feature_enabled("unicode_strings", 0) ? "is" : "is not", + " enabled\n"; + print "bundle: ", feature::feature_bundle(0) // "undef", "\n"; +} +use v5.12; +BEGIN { + print "5.12: ", join(" ", feature::features_enabled(0)), "\n"; + print "unicode_strings ", feature::feature_enabled("unicode_strings", 0) ? "is" : "is not", + " enabled\n"; + print "bundle: ", feature::feature_bundle(0) // "undef", "\n"; +} +EXPECT +default: bareword_filehandles indirect multidimensional +unicode_strings is not enabled +bundle: default +5.12: bareword_filehandles indirect multidimensional say state switch unicode_strings +unicode_strings is enabled +bundle: 5.11 +######## +# NAME test features enabled explicitly +no feature "indirect"; +BEGIN { + print "no feature indirect: ", join(" ", feature::features_enabled(0)), "\n"; + print "indirect ", feature::feature_enabled("indirect", 0) ? "is" : "is not", + " enabled\n"; + print "bundle: ", feature::feature_bundle(0) // "undef", "\n"; +} +use feature "unicode_strings"; +BEGIN { + print "added unicode_strings: ", join(" ", feature::features_enabled(0)), "\n"; + print "unicode_strings ", feature::feature_enabled("unicode_strings", 0) ? "is" : "is not", + " enabled\n"; + print "bundle: ", feature::feature_bundle(0) // "undef", "\n"; +} +EXPECT +no feature indirect: bareword_filehandles multidimensional +indirect is not enabled +bundle: undef +added unicode_strings: bareword_filehandles multidimensional unicode_strings +unicode_strings is enabled +bundle: undef |