assertTrue(result.success(), "Empty result should be successful");
            assertEquals(0, result.processedCount(), "Empty result should have no processed POMs");
            assertEquals(0, result.modifiedCount(), "Empty result should have no modified POMs");
            assertEquals(0, result.unmodifiedCount(), "Empty result should have no unmodified POMs");

     * Returns the number of POMs processed.
     */
    public int processedCount() {
        return processedPoms.size();
    }

    /**
     * Returns the number of POMs modified.
     */
    public int modifiedCount() {
        return modifiedPoms.size();
    }

    /**
     * Returns the number of POMs that had errors.
     */
    public int errorCount() {
        return errorPoms.size();
    }

    protected void logSummary(UpgradeContext context, UpgradeResult result) {
        context.println();
        context.info(getDescription() + " Summary:");
        context.indent();
        context.info(result.modifiedCount() + " POM(s) modified");
        context.info(result.unmodifiedCount() + " POM(s) needed no changes");
        if (result.errorCount() > 0) {
            context.info(result.errorCount() + " POM(s) had errors");
        }