given:
        repository.put('unkown', new TestDomainObject('unknown'))

        when:
        repository.get('unknown')

        then:
        UnknownDomainObjectException e = thrown()
        e.message == 'No meta-data is available for class \'unknown\'. Did you mean? [unkown]'
    }

    def getFailsForWrongPackage() {
        given:

            throw new RuntimeException("Cycle building $className. Currently building $currentlyBuilding")
        }
        currentlyBuilding.addLast(className)
        try {
            ClassMetaData classMetaData = classMetaData.find(className)
            if (!classMetaData) {
                if (!className.contains('.internal.')) {

            throw IllegalStateException("Can't find the contributors section in the release notes $releaseNotes.")
        }

        val contributorSectionEndIndex = (contributorSectionBeginIndex until releaseNotesLines.size).firstOrNull {
            val line = releaseNotesLines[it].trim()
            line.isNotEmpty() && !line.startsWith("[")

            if (cells.size() != header.size()) {
                throw new RuntimeException(String.format("Expected %s <td> elements in <tr>, found: %s", header.size(), tr));
            }
            String propName = cells.get(0).getTextContent().trim();
            PropertyMetaData property = classDoc.getClassMetaData().findProperty(propName);
            if (property == null) {

        if (!sourceFile.name.endsWith('.java')) {
            throw new DocGenerationException("Parsing non-Java files is not supported: $sourceFile")
        }
        try {
            new JavaParser().parse(sourceFile).getResult().get().accept(new SourceMetaDataVisitor(), repository)
        } catch (Exception e) {
            throw new DocGenerationException("Could not parse '$sourceFile'.", e)
        }
    }

    }

    @Override
    public int getPriority() {
        return 1;
    }

    @Override
    public void setName(String name) {
        throw new UnsupportedOperationException();
    }

    @Override
    public void setPriority(int priority) {
        throw new UnsupportedOperationException();
    }

    @Override
    public String getDescription() {

            @Override
            public int read(char[] cbuf, int off, int len) throws IOException {
                if (delegate == null) {
                    delegate = transform(original);
                }
                return delegate.read(cbuf, off, len);
            }

            @Override
            public void close() throws IOException {
                if (delegate != null) {
                    delegate.close();

            List<String> badFiles = MONITORED_FILES.grep { isBadFileInMergeCommit(it, commit, parentCommits[0], parentCommits[1]) }
            if (!badFiles.isEmpty()) {
                throw new RuntimeException("Found bad files in merge commit $commit: $badFiles")
            } else {
                println("No bad files found in $commit")
            }
        } else {

    /**
     * Package name can end with '.**' to exclude subpackages as well.
     */
    @Input
    public abstract SetProperty<String> getExcludedPackages();

    @TaskAction
    public void generate() throws IOException {
        final Set<String> packages = new LinkedHashSet<>();

        this.referringClass = referringClass
        this.metaData = propertyMetaData
        id = "${referringClass.className}:$name"
        this.comment = comment
        if (additionalValues == null) {
            throw new NullPointerException("additionalValues constructor var is null for referringClass: $referringClass")
        }
        this.additionalValues = additionalValues
    }

    PropertyDoc forClass(ClassDoc referringClass) {