Examples of org.junit.rules.TestRule.apply()

org.junit.rules.TestRule.apply()
Modifies the method-running {@link Statement} to implement thistest-running rule. @param base The {@link Statement} to be modified @param description A {@link Description} of the test implemented in {@code base} @return a new statement, which may be the same as {@code base}, a wrapper around {@code base}, or a completely new Statement.

            if (fieldValue instanceof MethodRule) {
                // the MethodRule is known by junit 4.9 -> delegate to super-class
                statement = super.applyRuleToLastStatement(method, testInstance, field, lastStatement);
            } else if (fieldValue instanceof TestRule){
                TestRule rule = (TestRule) fieldValue;
                statement = rule.apply(lastStatement, description);
            } else {
                throw new IllegalStateException("Can only handle MethodRule and TestRule");
            }
            return statement;
        }

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  public void intercept(final IMethodInvocation invocation) throws Throwable {
    Statement stat = createBaseStatement(invocation);


    for (FieldInfo field : ruleFields) {
      TestRule rule = (TestRule) getRuleInstance(field, invocation.getInstance());
      stat = rule.apply(stat, invocation.getIteration().getDescription());
    }


    stat.evaluate();
  }
}

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  public void intercept(final IMethodInvocation invocation) throws Throwable {
    Statement stat = createBaseStatement(invocation);


    for (FieldInfo field : ruleFields) {
      TestRule rule = (TestRule) getRuleInstance(field, field.isShared() ? invocation.getSharedInstance() : invocation.getInstance());
      stat = rule.apply(stat, invocation.getSpec().getDescription());
    }


    stat.evaluate();
  }
}

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