GCC Code Coverage Report
Directory: ../ Exec Total Coverage
File: /home/iojs/build/workspace/node-test-commit-linux-coverage-daily/nodes/benchmark/out/../src/inspector/worker_inspector.h Lines: 18 18 100.0 %
Date: 2021-04-23 04:11:39 Branches: 0 0 - %

Line Branch Exec Source
1
#ifndef SRC_INSPECTOR_WORKER_INSPECTOR_H_
2
#define SRC_INSPECTOR_WORKER_INSPECTOR_H_
3
4
#if !HAVE_INSPECTOR
5
#error("This header can only be used when inspector is enabled")
6
#endif
7
8
#include <memory>
9
#include <string>
10
#include <unordered_map>
11
#include <unordered_set>
12
13
namespace node {
14
namespace inspector {
15
class InspectorSession;
16
class InspectorSessionDelegate;
17
class MainThreadHandle;
18
class WorkerManager;
19
20
8
class WorkerDelegate {
21
 public:
22
  virtual void WorkerCreated(const std::string& title,
23
                             const std::string& url,
24
                             bool waiting,
25
                             std::shared_ptr<MainThreadHandle> worker) = 0;
26
8
  virtual ~WorkerDelegate() = default;
27
};
28
29
class WorkerManagerEventHandle {
30
 public:
31
8
  explicit WorkerManagerEventHandle(std::shared_ptr<WorkerManager> manager,
32
                                    int id)
33
8
                                    : manager_(manager), id_(id) {}
34
  void SetWaitOnStart(bool wait_on_start);
35
  ~WorkerManagerEventHandle();
36
37
 private:
38
  std::shared_ptr<WorkerManager> manager_;
39
  int id_;
40
};
41
42
1229
struct WorkerInfo {
43
417
  WorkerInfo(const std::string& target_title,
44
             const std::string& target_url,
45
             std::shared_ptr<MainThreadHandle> worker_thread)
46
417
             : title(target_title),
47
               url(target_url),
48
417
               worker_thread(worker_thread) {}
49
  std::string title;
50
  std::string url;
51
  std::shared_ptr<MainThreadHandle> worker_thread;
52
};
53
54
class ParentInspectorHandle {
55
 public:
56
  ParentInspectorHandle(uint64_t id,
57
                        const std::string& url,
58
                        std::shared_ptr<MainThreadHandle> parent_thread,
59
                        bool wait_for_connect);
60
  ~ParentInspectorHandle();
61
10
  std::unique_ptr<ParentInspectorHandle> NewParentInspectorHandle(
62
      uint64_t thread_id, const std::string& url) {
63
    return std::make_unique<ParentInspectorHandle>(thread_id,
64
                                                   url,
65
                                                   parent_thread_,
66
10
                                                   wait_);
67
  }
68
  void WorkerStarted(std::shared_ptr<MainThreadHandle> worker_thread,
69
                     bool waiting);
70
417
  bool WaitForConnect() {
71
417
    return wait_;
72
  }
73
417
  const std::string& url() const { return url_; }
74
  std::unique_ptr<inspector::InspectorSession> Connect(
75
      std::unique_ptr<inspector::InspectorSessionDelegate> delegate,
76
      bool prevent_shutdown);
77
78
 private:
79
  uint64_t id_;
80
  std::string url_;
81
  std::shared_ptr<MainThreadHandle> parent_thread_;
82
  bool wait_;
83
};
84
85
4281
class WorkerManager : public std::enable_shared_from_this<WorkerManager> {
86
 public:
87
4735
  explicit WorkerManager(std::shared_ptr<MainThreadHandle> thread)
88
4735
                         : thread_(thread) {}
89
90
  std::unique_ptr<ParentInspectorHandle> NewParentHandle(
91
      uint64_t thread_id, const std::string& url);
92
  void WorkerStarted(uint64_t session_id, const WorkerInfo& info, bool waiting);
93
  void WorkerFinished(uint64_t session_id);
94
  std::unique_ptr<WorkerManagerEventHandle> SetAutoAttach(
95
      std::unique_ptr<WorkerDelegate> attach_delegate);
96
  void SetWaitOnStartForDelegate(int id, bool wait);
97
  void RemoveAttachDelegate(int id);
98
5677
  std::shared_ptr<MainThreadHandle> MainThread() {
99
5677
    return thread_;
100
  }
101
102
 private:
103
  std::shared_ptr<MainThreadHandle> thread_;
104
  std::unordered_map<uint64_t, WorkerInfo> children_;
105
  std::unordered_map<int, std::unique_ptr<WorkerDelegate>> delegates_;
106
  // If any one needs it, workers stop for all
107
  std::unordered_set<int> delegates_waiting_on_start_;
108
  int next_delegate_id_ = 0;
109
};
110
}  // namespace inspector
111
}  // namespace node
112
113
#endif  // SRC_INSPECTOR_WORKER_INSPECTOR_H_