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1
16
17 package com.google.inject;
18
19 import junit.framework.TestCase;
20
21 import java.util.List  ;
22 import java.lang.reflect.Type ;
23
24
27 public class TypeLiteralTest extends TestCase {
28
29 public void testWithParameterizedTypeImpl() {
30 TypeLiteral<List <String >> a = new TypeLiteral<List <String >>() {};
31 TypeLiteral<List <String >> b = new TypeLiteral<List <String >>(
32 new TypeWithArgument(List .class, String .class)) {};
33 assertEquals(a, b);
34 }
35
36 public void testEquality() {
37 TypeLiteral<List <String >> t1 = new TypeLiteral<List <String >>() {};
38 TypeLiteral<List <String >> t2 = new TypeLiteral<List <String >>() {};
39 TypeLiteral<List <Integer >> t3 = new TypeLiteral<List <Integer >>() {};
40 TypeLiteral<String > t4 = new TypeLiteral<String >() {};
41
42 assertEquals(t1, t2);
43 assertEquals(t2, t1);
44
45 assertFalse(t2.equals(t3));
46 assertFalse(t3.equals(t2));
47
48 assertFalse(t2.equals(t4));
49 assertFalse(t4.equals(t2));
50
51 TypeLiteral<String > t5 = TypeLiteral.get(String .class);
52 assertEquals(t4, t5);
53 }
54
55 public void testMissingTypeParameter() {
56 try {
57 new TypeLiteral() {};
58 fail();
59 } catch (RuntimeException e) { }
60 }
61
62 public void testTypesInvolvingArraysForEquality() {
63 TypeLiteral<String []> stringArray = new TypeLiteral<String []>() {};
64 assertEquals(stringArray, new TypeLiteral<String []>() {});
65
66 TypeLiteral<List <String []>> listOfStringArray
67 = new TypeLiteral<List <String []>>() {};
68 assertEquals(listOfStringArray, new TypeLiteral<List <String []>>() {});
69 }
70 }
71 |
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