expect:
        consoleLayoutCalculator.calculateNumWorkersForConsoleDisplay(5) == 5
    }

    def "lines should be half the console size for small consoles"() {
        given:
        1 * consoleMetaData.getRows() >> rows

        expect:
        consoleLayoutCalculator.calculateNumWorkersForConsoleDisplay(10) == lines

        where:
        rows | lines
        6    | 3

    /**
     * Calculate number of Console lines to use for work-in-progress display.
     *
     * @param ideal number of Console lines
     * @return height of progress area.
     */
    public int calculateNumWorkersForConsoleDisplay(int ideal) {
        if (maximumAvailableLines == -1) {
            // Disallow work-in-progress to take up more than half of the console display
            // If the screen size is unknown, allow 4 lines

    private void resizeTo(int newBuildProgressLabelCount) {
        int previousBuildProgressLabelCount = progressArea.getBuildProgressLabels().size();
        newBuildProgressLabelCount = consoleLayoutCalculator.calculateNumWorkersForConsoleDisplay(newBuildProgressLabelCount);
        if (previousBuildProgressLabelCount >= newBuildProgressLabelCount) {
            // We don't support shrinking at the moment
            return;
        }