Examples with PMDMarker ch.acanda.eclipse.pmd.marker.PMDMarker used on opensource projects

Example 1 with PMDMarker

use of ch.acanda.eclipse.pmd.marker.PMDMarker in project eclipse-pmd by acanda.

the class PMDIntegrationTest method violationRangeAndRuleId.

@Test
public void violationRangeAndRuleId() throws IOException, RuleSetNotFoundException, PMDException {
    checkState(params.language.isPresent(), "%s: language is missing", testDataXml);
    checkState(params.pmdReferenceId.isPresent(), "%s: pmdReferenceId is missing", testDataXml);
    final Matcher languageMatcher = Pattern.compile("(.*)\\s+(\\d+[\\.\\d]+)").matcher(params.language.get());
    checkState(languageMatcher.matches(), "%s: language must be formated '<terse-name> <version>'", testDataXml);
    final Language language = LanguageRegistry.findLanguageByTerseName(languageMatcher.group(1));
    if (language == null) {
        failDueToInvalidTerseName(languageMatcher.group(1));
    }
    final LanguageVersion languageVersion = language.getVersion(languageMatcher.group(2));
    final String fileExtension = "." + languageVersion.getLanguage().getExtensions().get(0);
    final File sourceFile = File.createTempFile(getFilePrefix(params), fileExtension);
    try {
        final PMDConfiguration configuration = new PMDConfiguration();
        final Reader reader = new StringReader(params.source);
        final RuleContext context = PMD.newRuleContext(sourceFile.getName(), sourceFile);
        context.setLanguageVersion(languageVersion);
        final RuleSets ruleSets = RulesetsFactoryUtils.defaultFactory().createRuleSets(params.pmdReferenceId.get());
        new SourceCodeProcessor(configuration).processSourceCode(reader, ruleSets, context);
        // handle violations that PMD does not (yet) find.
        if (!context.getReport().isEmpty()) {
            // PMD might find more than one violation. If there is one with a matching range then the test passes.
            final Optional<RuleViolation> violation = Iterators.tryFind(context.getReport().iterator(), new Predicate<RuleViolation>() {

                @Override
                public boolean apply(final RuleViolation violation) {
                    final Range range = MarkerUtil.getAbsoluteRange(params.source, violation);
                    return params.offset == range.getStart() && params.length == range.getEnd() - range.getStart();
                }
            });
            assertTrue(testDataXml + " > " + params.name + ": couldn't find violation with expected range (offset = " + params.offset + ", length = " + params.length + ")", violation.isPresent());
            final JavaQuickFixGenerator generator = new JavaQuickFixGenerator();
            final PMDMarker marker = mock(PMDMarker.class);
            final String ruleId = MarkerUtil.createRuleId(violation.get().getRule());
            when(marker.getRuleId()).thenReturn(ruleId);
            when(marker.getMarkerText()).thenReturn("");
            final JavaQuickFixContext quickFixContext = new JavaQuickFixContext(new Version(languageVersion.getVersion()));
            assertTrue("The Java quick fix generator should have quick fixes for " + ruleId, generator.hasQuickFixes(marker, quickFixContext));
            assertTrue("The Java quick fix generator should have at least one quick fix besides the SuppressWarningsQuickFix for " + ruleId, generator.getQuickFixes(marker, quickFixContext).size() > 1);
        }
    } finally {
        sourceFile.delete();
    }
}