File: devtools_agent_coverage_observer.h

package info (click to toggle)
chromium 138.0.7204.183-1
  • links: PTS, VCS
  • area: main
  • in suites: trixie
  • size: 6,071,908 kB
  • sloc: cpp: 34,937,088; ansic: 7,176,967; javascript: 4,110,704; python: 1,419,953; asm: 946,768; xml: 739,971; pascal: 187,324; sh: 89,623; perl: 88,663; objc: 79,944; sql: 50,304; cs: 41,786; fortran: 24,137; makefile: 21,806; php: 13,980; tcl: 13,166; yacc: 8,925; ruby: 7,485; awk: 3,720; lisp: 3,096; lex: 1,327; ada: 727; jsp: 228; sed: 36
file content (60 lines) | stat: -rw-r--r-- 2,528 bytes parent folder | download | duplicates (6)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CHROME_TEST_BASE_DEVTOOLS_AGENT_COVERAGE_OBSERVER_H_
#define CHROME_TEST_BASE_DEVTOOLS_AGENT_COVERAGE_OBSERVER_H_

#include <map>
#include <memory>
#include <utility>

#include "base/memory/scoped_refptr.h"
#include "chrome/test/base/devtools_listener.h"
#include "content/public/browser/devtools_agent_host_observer.h"

// Callback to filter out the `DevToolsAgentHost*` that get attached to.
// Extensions with background / foreground pages share the same v8 isolate
// (see crbug.com/v8/10820) so don't get coverage for one of those to avoid a
// DCHECK.
using ShouldInspectDevToolsAgentHostCallback =
    base::RepeatingCallback<bool(content::DevToolsAgentHost*)>;

// Observes new DevToolsAgentHosts and ensures code coverage is enabled and
// can be collected.
class DevToolsAgentCoverageObserver
    : public content::DevToolsAgentHostObserver {
 public:
  explicit DevToolsAgentCoverageObserver(
      base::FilePath devtools_code_coverage_dir);
  DevToolsAgentCoverageObserver(
      base::FilePath devtools_code_coverage_dir,
      ShouldInspectDevToolsAgentHostCallback should_inspect_callback);
  ~DevToolsAgentCoverageObserver() override;

  bool CoverageEnabled() const;
  void CollectCoverage(const std::string& test_name);

 protected:
  // content::DevToolsAgentHostObserver
  bool ShouldForceDevToolsAgentHostCreation() override;
  void DevToolsAgentHostCreated(content::DevToolsAgentHost* host) override;
  void DevToolsAgentHostAttached(content::DevToolsAgentHost* host) override;
  void DevToolsAgentHostNavigated(content::DevToolsAgentHost* host) override;
  void DevToolsAgentHostDetached(content::DevToolsAgentHost* host) override;
  void DevToolsAgentHostCrashed(content::DevToolsAgentHost* host,
                                base::TerminationStatus status) override;
  void DevToolsAgentHostDestroyed(
      content::DevToolsAgentHost* agent_host) override;

 private:
  using DevToolsAgentMap =  // agent hosts: have a unique devtools listener
      std::map<content::DevToolsAgentHost*,
               std::pair<scoped_refptr<content::DevToolsAgentHost>,
                         std::unique_ptr<coverage::DevToolsListener>>>;
  base::FilePath devtools_code_coverage_dir_;
  DevToolsAgentMap devtools_agents_;
  ShouldInspectDevToolsAgentHostCallback should_inspect_callback_;
};

#endif  // CHROME_TEST_BASE_DEVTOOLS_AGENT_COVERAGE_OBSERVER_H_