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} @Test public void up_incrementsValue() { CounterUp c = new CounterUp(); c.up(); assertTrue(c.value() == 1); } @Test public void up_bySpecificValueIncrements() {
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} @Test public void up_bySpecificValueIncrements() { CounterUp c = new CounterUp(); c.up(5); assertTrue(c.value() == 5); } @Test public void down_isNoOp() {