As an alternative to gUnit I invite you to take a look at https://github.com/maguro/aunit
Comments and suggestions are welcome. Regards, Alan On Feb 23, 2011, at 11:28 AM, [email protected] wrote: > > Hi there, > > I'm wondering what the status of gUnit is these days? The SimpleC > example on the introductory web page fails when run against > examples-v3/java/LL-star/SimpleC.g, and various experiments of mine > don't seem to come out as expected either. > > http://www.antlr.org/wiki/display/ANTLR3/gUnit+-+Grammar+Unit+Testing > > .. as is, this fails because > > "int x;" -> OK > > doesn't appear to be valid in the current grammar (I'm using > antlr-3.3-complete.jar) --- the "->" appears to be the problem, but if I > remove it then I get unexpected failures --- on the above test, for > example, all four of the OKs actually FAIL, even though the web page > suggests that three of them should pass: > > ----------------------------------------------------------------------- > executing testsuite for grammar:SimpleC with 11 tests > ----------------------------------------------------------------------- > 6 failures found: > test2 (variable, line7) - > expected: OK > actual: FAIL > > test3 (functionHeader, line11) - > expected: int > actual: Invalid input > > test4 (program, line15) - > expected: OK > actual: FAIL > > test5 (program, line20) - > expected: OK > actual: FAIL > > test6 (program, line22) - > expected: > actual: Invalid input > > test8 (ID, line28) - > expected: OK > actual: extra text found, '@999' > > Tests run: 11, Failures: 6 > > I get the same experience in my own code. This grammar: > > grammar Simple; > input : 'yes' ; > > when run with this test: > > gunit Simple; > input: > "yes" OK > "x" FAIL > > fails as follows: > > ----------------------------------------------------------------------- > executing testsuite for grammar:Simple with 2 tests > ----------------------------------------------------------------------- > 1 failures found: > test1 (input, line3) - > expected: OK > actual: FAIL > > Tests run: 2, Failures: 1 > > Finally, the thing I would really like to do is to test my rewriting > grammar translator. This doesn't work either --- there seems to be a > fundamental problem with rewriting grammars in gUnit's internals: > > grammar Simple; > options { output=template; rewrite=true; } > input : 'yes' -> template() "no" ; > > tested with this: > > gunit Simple; > input: > "yes" -> "no" > > results in this: > > ----------------------------------------------------------------------- > executing testsuite for grammar:Simple with 1 tests > ----------------------------------------------------------------------- > 1 failures found: > test1 (input, line3) - > expected: no > actual: java.lang.ClassCastException: org.antlr.runtime.CommonTokenStream can > not be cast to org.antlr.runtime.TokenRewriteStream > > Tests run: 1, Failures: 1 > > ... any suggestions? I tried rebuilding gUnit after editing the > offending CommonTokenStream declarations in gUnitExecutor to > TokenRewriteStreams --- just to see if it helped --- and it does make > things work again, at least with this trivial example. Not so clear > with more complex stuff though. Something similar to this seemed to be > reported a few years back (without official response), so I'm wondering > whether gUnit's no longer actively maintained? > > Conrad > > List: http://www.antlr.org/mailman/listinfo/antlr-interest > Unsubscribe: > http://www.antlr.org/mailman/options/antlr-interest/your-email-address List: http://www.antlr.org/mailman/listinfo/antlr-interest Unsubscribe: http://www.antlr.org/mailman/options/antlr-interest/your-email-address -- You received this message because you are subscribed to the Google Groups "il-antlr-interest" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/il-antlr-interest?hl=en.
