BinaryTree { public int getValue() { return this.value; } BinaryTree(int value); int getValue(); BinaryTree getEqual(); void setEqual(BinaryTree equal); BinaryTree getNotEqual(); void setNotEqual(BinaryTree notEqual);  }
@Test public void testGetValue() { BinaryTree instance = new BinaryTree(15); int expResult = 15; int result = instance.getValue(); assertEquals(expResult, result); }