1 /*
2  * Copyright (C) 2021 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include "perfetto/tracing/traced_proto.h"
18 
19 #include "perfetto/tracing/track_event.h"
20 #include "protos/perfetto/trace/test_event.gen.h"
21 #include "protos/perfetto/trace/test_event.pb.h"
22 #include "protos/perfetto/trace/test_event.pbzero.h"
23 #include "protos/perfetto/trace/track_event/track_event.gen.h"
24 #include "protos/perfetto/trace/track_event/track_event.pb.h"
25 #include "test/gtest_and_gmock.h"
26 
27 namespace perfetto {
28 
29 class TracedProtoTest : public ::testing::Test {
30  public:
TracedProtoTest()31   TracedProtoTest() : context_(track_event_.get(), &incremental_state_) {}
32 
context()33   EventContext& context() { return context_; }
34 
35  private:
36   protozero::HeapBuffered<protos::pbzero::TrackEvent> track_event_;
37   internal::TrackEventIncrementalState incremental_state_;
38   EventContext context_;
39 };
40 
41 using TestPayload = protos::pbzero::TestEvent::TestPayload;
42 
TEST_F(TracedProtoTest,SingleInt)43 TEST_F(TracedProtoTest, SingleInt) {
44   protozero::HeapBuffered<TestPayload> event;
45   WriteIntoTracedProto(context().Wrap(event.get()), TestPayload::kSingleInt,
46                        42);
47 
48   protos::TestEvent::TestPayload result;
49   result.ParseFromString(event.SerializeAsString());
50   EXPECT_TRUE(result.has_single_int());
51   EXPECT_EQ(result.single_int(), 42);
52 }
53 
TEST_F(TracedProtoTest,RepeatedInt)54 TEST_F(TracedProtoTest, RepeatedInt) {
55   protozero::HeapBuffered<TestPayload> event;
56   WriteIntoTracedProto(context().Wrap(event.get()), TestPayload::kRepeatedInts,
57                        std::vector<int>{1, 2, 3});
58 
59   protos::TestEvent::TestPayload result;
60   result.ParseFromString(event.SerializeAsString());
61   EXPECT_THAT(result.repeated_ints(), ::testing::ElementsAre(1, 2, 3));
62 }
63 
TEST_F(TracedProtoTest,SingleString)64 TEST_F(TracedProtoTest, SingleString) {
65   protozero::HeapBuffered<TestPayload> event;
66   WriteIntoTracedProto(context().Wrap(event.get()), TestPayload::kSingleString,
67                        "foo");
68 
69   protos::TestEvent::TestPayload result;
70   result.ParseFromString(event.SerializeAsString());
71   EXPECT_TRUE(result.has_single_string());
72   EXPECT_EQ(result.single_string(), "foo");
73 }
74 
TEST_F(TracedProtoTest,RepeatedString)75 TEST_F(TracedProtoTest, RepeatedString) {
76   protozero::HeapBuffered<TestPayload> event;
77   WriteIntoTracedProto(context().Wrap(event.get()), TestPayload::kStr,
78                        std::vector<std::string>{"foo", "bar"});
79 
80   protos::TestEvent::TestPayload result;
81   result.ParseFromString(event.SerializeAsString());
82   EXPECT_THAT(result.str(), ::testing::ElementsAre("foo", "bar"));
83 }
84 
85 namespace {
86 
87 struct Foo {
WriteIntoTraceperfetto::__anon9d29d3d00111::Foo88   void WriteIntoTrace(TracedProto<TestPayload> message) const {
89     message->set_single_int(42);
90   }
91 };
92 
93 }  // namespace
94 
TEST_F(TracedProtoTest,SingleNestedMessage)95 TEST_F(TracedProtoTest, SingleNestedMessage) {
96   protozero::HeapBuffered<protos::pbzero::TestEvent> event;
97   WriteIntoTracedProto(context().Wrap(event.get()),
98                        protos::pbzero::TestEvent::kPayload, Foo());
99 
100   protos::TestEvent result;
101   result.ParseFromString(event.SerializeAsString());
102   EXPECT_EQ(result.payload().single_int(), 42);
103 }
104 
TEST_F(TracedProtoTest,RepeatedNestedMessage)105 TEST_F(TracedProtoTest, RepeatedNestedMessage) {
106   protozero::HeapBuffered<TestPayload> event;
107   WriteIntoTracedProto(context().Wrap(event.get()), TestPayload::kNested,
108                        std::vector<Foo>{Foo(), Foo()});
109 
110   protos::TestEvent::TestPayload result;
111   result.ParseFromString(event.SerializeAsString());
112   EXPECT_EQ(result.nested_size(), 2);
113   EXPECT_EQ(result.nested(0).single_int(), 42);
114   EXPECT_EQ(result.nested(1).single_int(), 42);
115 }
116 
117 }  // namespace perfetto
118