1 // Protocol Buffers - Google's data interchange format
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3 // https://developers.google.com/protocol-buffers/
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30 
31 package com.google.protobuf;
32 
33 import any_test.AnyTestProto.TestAny;
34 import protobuf_unittest.UnittestProto.TestAllTypes;
35 import java.util.Objects;
36 import junit.framework.TestCase;
37 
38 /** Unit tests for Any message. */
39 public class AnyTest extends TestCase {
testAnyGeneratedApi()40   public void testAnyGeneratedApi() throws Exception {
41     TestAllTypes.Builder builder = TestAllTypes.newBuilder();
42     TestUtil.setAllFields(builder);
43     TestAllTypes message = builder.build();
44 
45     TestAny container = TestAny.newBuilder().setValue(Any.pack(message)).build();
46 
47     assertTrue(container.getValue().is(TestAllTypes.class));
48     assertFalse(container.getValue().is(TestAny.class));
49 
50     TestAllTypes result = container.getValue().unpack(TestAllTypes.class);
51     TestUtil.assertAllFieldsSet(result);
52 
53 
54     // Unpacking to a wrong type will throw an exception.
55     try {
56       container.getValue().unpack(TestAny.class);
57       fail("Exception is expected.");
58     } catch (InvalidProtocolBufferException e) {
59       // expected.
60     }
61 
62     // Test that unpacking throws an exception if parsing fails.
63     TestAny.Builder containerBuilder = container.toBuilder();
64     containerBuilder.getValueBuilder().setValue(ByteString.copyFrom(new byte[] {0x11}));
65     container = containerBuilder.build();
66     try {
67       container.getValue().unpack(TestAllTypes.class);
68       fail("Exception is expected.");
69     } catch (InvalidProtocolBufferException e) {
70       // expected.
71     }
72   }
73 
testCustomTypeUrls()74   public void testCustomTypeUrls() throws Exception {
75     TestAllTypes.Builder builder = TestAllTypes.newBuilder();
76     TestUtil.setAllFields(builder);
77     TestAllTypes message = builder.build();
78 
79     TestAny container = TestAny.newBuilder().setValue(Any.pack(message, "xxx.com")).build();
80 
81     assertEquals(
82         "xxx.com/" + TestAllTypes.getDescriptor().getFullName(), container.getValue().getTypeUrl());
83 
84     assertTrue(container.getValue().is(TestAllTypes.class));
85     assertFalse(container.getValue().is(TestAny.class));
86 
87     TestAllTypes result = container.getValue().unpack(TestAllTypes.class);
88     TestUtil.assertAllFieldsSet(result);
89 
90     container = TestAny.newBuilder().setValue(Any.pack(message, "yyy.com/")).build();
91 
92     assertEquals(
93         "yyy.com/" + TestAllTypes.getDescriptor().getFullName(), container.getValue().getTypeUrl());
94 
95     assertTrue(container.getValue().is(TestAllTypes.class));
96     assertFalse(container.getValue().is(TestAny.class));
97 
98     result = container.getValue().unpack(TestAllTypes.class);
99     TestUtil.assertAllFieldsSet(result);
100 
101     container = TestAny.newBuilder().setValue(Any.pack(message, "")).build();
102 
103     assertEquals(
104         "/" + TestAllTypes.getDescriptor().getFullName(), container.getValue().getTypeUrl());
105 
106     assertTrue(container.getValue().is(TestAllTypes.class));
107     assertFalse(container.getValue().is(TestAny.class));
108 
109     result = container.getValue().unpack(TestAllTypes.class);
110     TestUtil.assertAllFieldsSet(result);
111   }
112 
testCachedUnpackResult()113   public void testCachedUnpackResult() throws Exception {
114     TestAllTypes.Builder builder = TestAllTypes.newBuilder();
115     TestUtil.setAllFields(builder);
116     TestAllTypes message = builder.build();
117 
118     TestAny container = TestAny.newBuilder().setValue(Any.pack(message)).build();
119 
120     assertTrue(container.getValue().is(TestAllTypes.class));
121 
122     TestAllTypes result1 = container.getValue().unpack(TestAllTypes.class);
123     TestAllTypes result2 = container.getValue().unpack(TestAllTypes.class);
124     assertTrue(Objects.equals(result1, result2));
125   }
126 }
127