@Test
public void testParseInputToCommand13() {
List<Double> list = new ArrayList<Double>();
list.add(1.0);
list.add(2.0);
String vaildInput = "add 1 !0 2 3";
History.addToHistory(new AddCmd(list).calculate());
Command output = Parser.parseInputToCommand(vaildInput);
assertEquals(AddCmd.class, output.getClass());
}
@Test
public void testparseInputToCommand11() {
History.clearHistory();
String validInput = "add 1 !1";
/*
* we expect there to be an error because the history logging is done by
* the driver and therefore the parser will have no way of knowing if a
* historic value was computed on its own
*/
try {
Command output = Parser.parseInputToCommand(validInput);
fail();
} catch (IllegalArgumentException e) {
assertEquals("The index 1 has no associated history", e.getMessage());
}
}