@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());
}
}
@Test(expected = IllegalArgumentException.class)
public void testparseInputToCommand6() throws Exception {
String invalidInput = "add ";
Parser.parseInputToCommand(invalidInput);
fail();
}
@Test
public void testparseInputToSubCommand() {
String validInput = "sub 1 2 3";
Command cmd = Parser.parseInputToCommand(validInput);
assertEquals(SubCmd.class, cmd.getClass());
}
@Test
public void testparseInputToHistCommand() {
String validInput = "hist";
Command cmd = Parser.parseInputToCommand(validInput);
assertEquals(HistCmd.class, cmd.getClass());
}
@Test
public void testparseInputToAddSquaresCommand() {
String validInput = "addsquares 1 2 3";
Command cmd = Parser.parseInputToCommand(validInput);
assertEquals(AddSquaresCmd.class, cmd.getClass());
}
@Test(expected = IllegalArgumentException.class)
public void testParseInputCommand14() {
String invalidInput = "!2 1 2 3";
Parser.parseInputToCommand(invalidInput);
fail();
}
@Test
public void testparseInputToCommand10() {
String validInput = "div 1 2 3";
Command output = Parser.parseInputToCommand(validInput);
assertEquals(DivCmd.class, output.getClass());
}
@Test
public void testparseInputToCommand9() {
String validInput = "mul 1 2 3 4";
Command output = Parser.parseInputToCommand(validInput);
assertEquals(MulCmd.class, output.getClass());
}