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1 package tests.jfun.parsec;
2
3 import java.util.HashMap  ;
4
5 import jfun.parsec.Pair;
6 import jfun.parsec.Parser;
7 import jfun.parsec.Parsers;
8 import jfun.parsec.Tuple3;
9 import jfun.parsec.Tuples;
10
11 import junit.framework.TestCase;
12
13 public class ApiTestCase extends TestCase {
14 public void testPair(){
15 Pair<Integer , String > p =
16 testParser(Parsers.pair(Parsers.retn(1), Parsers.retn("hello")));
17 assertEquals(1, p.getValue1().intValue());
18 assertEquals("hello", p.getValue2());
19 assertEquals(Tuples.pair(1, "hello"), p);
20 }
21 public void testTuple3(){
22 Tuple3<Integer , String , Boolean > p =
23 testParser(Parsers.tuple(Parsers.retn(1), Parsers.retn("hello"), Parsers.retn(true)));
24 assertEquals(1, p.getValue1().intValue());
25 assertEquals("hello", p.getValue2());
26 assertEquals(true, p.getValue3().booleanValue());
27 assertEquals(Tuples.tuple(1, "hello", true), p);
28 }
29 public void testTuple4(){
30 assertEquals(Tuples.tuple(null, null, 1, true),
31 testParser(Parsers.tuple(Parsers.retn(null), Parsers.retn(null), Parsers.retn(1), Parsers.retn(true))));
32 super.assertFalse(Tuples.tuple("a", null, 1, true).equals(
33 testParser(Parsers.tuple(Parsers.retn(null), Parsers.retn(null), Parsers.retn(1), Parsers.retn(true)))));
34
35 }
36 public void testTuple5(){
37 assertEquals(Tuples.tuple(null, null, 1, true),
38 testParser(Parsers.tuple(Parsers.retn(null), Parsers.retn(null), Parsers.retn(1), Parsers.retn(true))));
39 }
40 private static <T> T testParser(Parser<T> p){
41 T v = Parsers.runParser("", p, "test");
42 testHash(v);
43 return v;
44 }
45 private static void testHash(Object obj){
46 HashMap table = new HashMap ();
47 table.put(obj, obj);
48 assertSame(obj, table.get(obj));
49 }
50 }
51 |
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