coverage[1] = new CoverageHistory(new TransitionCoverage(), 1);
coverage[2] = new CoverageHistory(new TransitionPairCoverage(), 1);
coverage[3] = new CoverageHistory(new ActionCoverage(), 1);
tester.addCoverageMetric(coverage[0]);
tester.addCoverageMetric(coverage[1]);
tester.addCoverageMetric(coverage[2]);
tester.addCoverageMetric(coverage[3]);
// Run test several times to draw line chart
for (int i = 0; i < stages.length; i++) {
tester.generate(stages[0]);