// Do nothing;
            }
        };
    }

    @FunctionalInterface
    public interface ReportAction<T> {
        void execute(T project) throws IOException;
    }

    public void generateReport(Set<Project> projects, ReportAction<Project> projectReportGenerator) {
        generateReport(projects, ProjectDetails::of, projectReportGenerator);
    }

    ReportRenderer renderer = Mock(ReportRenderer)
    BuildClientMetaData buildClientMetaData = Mock(BuildClientMetaData)
    ReportGenerator.ReportAction<Project> projectReportGenerator = Mock(ReportGenerator.ReportAction)
    StyledTextOutput styledTextOutput = Mock(StyledTextOutput)

    def createReportGenerator(File file = null) {