import java.util.List; import cs2030s.fp.Immutator; import cs2030s.fp.Reader; /** * Test 2 for CS2030S Mock PE 2 (AY22/23 Sem 2). Tests * for Reader consume() methods * * @author Adi Yoga S. Prabawa */ class Test2 { /** * Main method for Test2. * * @param args Ignored and unused command line arguments. */ public static void main(String[] args) { CS2030STest i = new CS2030STest(); Reader intInput = Reader.of(2, 0, 3, 0); i.expect("Reader intInput = Reader.of(2, 0, 3, 0)", Reader.of(2, 0, 3, 0).toString(), "Reader"); i.expect("intInput.read()", intInput.read(), 2); i.expect("intInput.consume().read()", intInput.consume().read(), 0); i.expect("intInput.consume().consume().read()", intInput.consume().consume().read(), 3); i.expect("intInput.consume().consume().consume().read()", intInput.consume().consume().consume().read(), 0); i.expectException("intInput.consume().consume().consume().consume().read()", () -> { intInput.consume().consume().consume().consume().read(); return; }, new java.util.NoSuchElementException()); i.expectException("intInput.consume().consume().consume().consume().consume()", () -> { intInput.consume().consume().consume().consume().consume(); return; }, new java.util.NoSuchElementException()); Reader noInput = Reader.of(); i.expect("Reader noInput = Reader.of()", Reader.of().toString(), "EOF"); i.expectException("noInput.read()", () -> { noInput.read(); return; }, new java.util.NoSuchElementException()); i.expectException("noInput.consume()", () -> { noInput.read(); return; }, new java.util.NoSuchElementException()); Reader strInput = Reader.of("CS", "2030", "S"); i.expect("Reader strInput = Reader.of(\"CS\", \"2030\", \"S\")", Reader.of("CS", "2030", "S").toString(), "Reader"); i.expect("strInput.read()", strInput.read(), "CS"); i.expect("strInput.consume().read()", strInput.consume().read(), "2030"); i.expect("strInput.consume().consume().read()", strInput.consume().consume().read(), "S"); i.expectException("strInput.consume().consume().consume().read()", () -> { strInput.consume().consume().consume().read(); return; }, new java.util.NoSuchElementException()); i.expectException("strInput.consume().consume().consume().consume()", () -> { strInput.consume().consume().consume().consume(); return; }, new java.util.NoSuchElementException()); } }