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      1 /* Copyright 2017 The TensorFlow Authors All Rights Reserved.
      2 
      3 Licensed under the Apache License, Version 2.0 (the "License");
      4 you may not use this file except in compliance with the License.
      5 You may obtain a copy of the License at
      6 
      7     http://www.apache.org/licenses/LICENSE-2.0
      8 
      9 Unless required by applicable law or agreed to in writing, software
     10 distributed under the License is distributed on an "AS IS" BASIS,
     11 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     12 See the License for the specific language governing permissions and
     13 limitations under the License.
     14 ==============================================================================*/
     15 
     16 #include "tensorflow/core/profiler/rpc/client/trace_events_to_json.h"
     17 #include "include/json/json.h"
     18 #include "tensorflow/core/platform/protobuf.h"
     19 #include "tensorflow/core/platform/test.h"
     20 #include "tensorflow/core/profiler/trace_events.pb.h"
     21 
     22 namespace tensorflow {
     23 
     24 namespace profiler {
     25 namespace client {
     26 namespace {
     27 
     28 string ConvertTextFormattedTraceToJson(const string& trace_str) {
     29   Trace trace;
     30   ::tensorflow::protobuf::TextFormat::ParseFromString(trace_str, &trace);
     31   return TraceEventsToJson(trace);
     32 }
     33 
     34 Json::Value ToJsonValue(const string& json_str) {
     35   Json::Value json;
     36   Json::Reader reader;
     37   EXPECT_TRUE(reader.parse(json_str, json));
     38   return json;
     39 }
     40 
     41 TEST(TraceEventsToJson, JsonConversion) {
     42   string json_output = ConvertTextFormattedTraceToJson(R"(
     43       devices { key: 2 value {
     44         name: 'D2'
     45         device_id: 2
     46         resources { key: 2 value {
     47           resource_id: 2
     48           name: 'R2.2'
     49         } }
     50       } }
     51       devices { key: 1 value {
     52         name: 'D1'
     53         device_id: 1
     54         resources { key: 2 value {
     55           resource_id: 1
     56           name: 'R1.2'
     57         } }
     58       } }
     59 
     60       trace_events {
     61         device_id: 1
     62         resource_id: 2
     63         name: 'E1.2.1'
     64         timestamp_ps: 100000
     65         duration_ps: 10000
     66       }
     67       trace_events {
     68         device_id: 2
     69         resource_id: 2
     70         name: 'E2.2.1 # "comment"'
     71         timestamp_ps: 105000
     72       }
     73   )");
     74   string expected_json = R"(
     75   {
     76     "displayTimeUnit": "ns",
     77     "metadata": { "highres-ticks": true },
     78     "traceEvents": [
     79       {"ph":"M", "pid":1, "name":"process_name", "args":{"name":"D1"}},
     80       {"ph":"M", "pid":1, "name":"process_sort_index", "args":{"sort_index":1}},
     81       {"ph":"M", "pid":1, "tid":2, "name":"thread_name",
     82        "args":{"name":"R1.2"}},
     83       {"ph":"M", "pid":1, "tid":2, "name":"thread_sort_index",
     84        "args":{"sort_index":2}},
     85       {"ph":"M", "pid":2, "name":"process_name", "args":{"name":"D2"}},
     86       {"ph":"M", "pid":2, "name":"process_sort_index", "args":{"sort_index":2}},
     87       {"ph":"M", "pid":2, "tid":2, "name":"thread_name",
     88        "args":{"name":"R2.2"}},
     89       {"ph":"M", "pid":2, "tid":2, "name":"thread_sort_index",
     90        "args":{"sort_index":2}},
     91 
     92       {
     93         "ph" : "X",
     94         "pid" : 1,
     95         "tid" : 2,
     96         "name" : "E1.2.1",
     97         "ts" : 0.1,
     98         "dur" : 0.01
     99       },
    100       {
    101         "ph" : "i",
    102         "pid" : 2,
    103         "tid" : 2,
    104         "name" : "E2.2.1 # \"comment\"",
    105         "ts" : 0.105,
    106         "s" : "t"
    107       },
    108       {}
    109     ]
    110   })";
    111   EXPECT_EQ(ToJsonValue(json_output), ToJsonValue(expected_json));
    112 }
    113 
    114 }  // namespace
    115 }  // namespace client
    116 }  // namespace profiler
    117 }  // namespace tensorflow
    118