| /* |
| * Copyright (C) 2018 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include "src/tracing/core/null_trace_writer.h" |
| |
| #include "perfetto/ext/base/utils.h" |
| #include "perfetto/ext/tracing/core/trace_writer.h" |
| #include "test/gtest_and_gmock.h" |
| |
| #include "protos/perfetto/trace/test_event.pbzero.h" |
| #include "protos/perfetto/trace/trace_packet.pbzero.h" |
| |
| namespace perfetto { |
| namespace { |
| |
| TEST(NullTraceWriterTest, WriterIdIsZero) { |
| NullTraceWriter writer; |
| EXPECT_EQ(writer.writer_id(), 0); |
| } |
| |
| TEST(NullTraceWriterTest, Writing) { |
| NullTraceWriter writer; |
| for (size_t i = 0; i < 3 * base::kPageSize; i++) { |
| auto packet = writer.NewTracePacket(); |
| packet->set_for_testing()->set_str("Hello, world!"); |
| } |
| } |
| |
| TEST(NullTraceWriterTest, FlushCallbackIsCalled) { |
| NullTraceWriter writer; |
| writer.Flush(); |
| bool was_called = false; |
| writer.Flush([&was_called] { was_called = true; }); |
| EXPECT_TRUE(was_called); |
| } |
| |
| } // namespace |
| } // namespace perfetto |