RepeatRule.java

// adapted from https://stackoverflow.com/a/28345802

import org.junit.rules.TestRule;
import org.junit.runner.Description;
import org.junit.runners.model.Statement;

public class RepeatRule implements TestRule {

    private static class RepeatStatement extends Statement {
        private final Statement statement;
        private final int repeat;    

        public RepeatStatement(Statement statement, int repeat) {
            this.statement = statement;
            this.repeat = repeat;
        }

        @Override
        public void evaluate() throws Throwable {
            for (int i = 0; i < repeat; i++) {
                statement.evaluate();
            }
        }
    }

    private int repetitions = 1;

    public RepeatRule() {
        super();
    }

    public RepeatRule(int repetitions) {
        super();
        this.repetitions = repetitions;
    }

    @Override
    public Statement apply(Statement statement, Description description) {
        if (repetitions != 1) {
            return new RepeatStatement(statement, repetitions);
        }
        return statement;
    }
}