summaryrefslogtreecommitdiffstats
path: root/devtools/server/tests/xpcshell/test_watchpoint-01.js
blob: 2d1d0e78f49f3adf44fb17af1e8f89f4e0c4d541 (plain)
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
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
/* Any copyright is dedicated to the Public Domain.
   http://creativecommons.org/publicdomain/zero/1.0/ */
/* eslint-disable no-shadow */

"use strict";

/*
- Tests adding set and get watchpoints.
- Tests removing a watchpoint.
- Tests removing all watchpoints.
*/

add_task(
  threadFrontTest(async args => {
    await testSetWatchpoint(args);
    await testGetWatchpoint(args);
    await testRemoveWatchpoint(args);
    await testRemoveWatchpoints(args);
  })
);

async function testSetWatchpoint({ commands, threadFront, debuggee }) {
  async function evaluateJS(input) {
    const { result } = await commands.scriptCommand.execute(input, {
      thread: threadFront.actor,
      frameActor: packet.frame.actorID,
    });
    return result;
  }

  function evaluateTestCode(debuggee) {
    /* eslint-disable */
    Cu.evalInSandbox(
      `                                   // 1
      function stopMe(obj) {              // 2
        debugger;                         // 3
        obj.a = 2;                        // 4
      }                                   //
      stopMe({a: { b: 1 }})`,
      debuggee,
      "1.8",
      "test_watchpoint-01.js"
    );
    /* eslint-disable */
  }

  const packet = await executeOnNextTickAndWaitForPause(
    () => evaluateTestCode(debuggee),
    threadFront
  );

  info("Test that we paused on the debugger statement");
  Assert.equal(packet.frame.where.line, 3);

  info("Add set watchpoint");
  const args = packet.frame.arguments;
  const obj = args[0];
  const objClient = threadFront.pauseGrip(obj);
  await objClient.addWatchpoint("a", "obj.a", "set");

  let result = await evaluateJS("obj.a");
  Assert.equal(result.getGrip().preview.ownProperties.b.value, 1);

  result = await evaluateJS("obj.a.b");
  Assert.equal(result, 1);

  info("Test that watchpoint triggers pause on set");
  const packet2 = await resumeAndWaitForPause(threadFront);
  Assert.equal(packet2.frame.where.line, 4);
  Assert.equal(packet2.why.type, "setWatchpoint");
  Assert.equal(obj.preview.ownProperties.a.value.ownPropertyLength, 1);

  await resume(threadFront);
}

async function testGetWatchpoint({ threadFront, debuggee }) {
  function evaluateTestCode(debuggee) {
    /* eslint-disable */
    Cu.evalInSandbox(
      `                                   // 1
      function stopMe(obj) {              // 2
        debugger;                         // 3
        obj.a + 4;                        // 4
      }                                   //
      stopMe({a: 1})`,
      debuggee,
      "1.8",
      "test_watchpoint-01.js"
    );
    /* eslint-disable */
  }

  const packet = await executeOnNextTickAndWaitForPause(
    () => evaluateTestCode(debuggee),
    threadFront
  );

  info("Test that we paused on the debugger statement");
  Assert.equal(packet.frame.where.line, 3);

  info("Add get watchpoint.");
  const args = packet.frame.arguments;
  const obj = args[0];
  const objClient = threadFront.pauseGrip(obj);
  await objClient.addWatchpoint("a", "obj.a", "get");

  info("Test that watchpoint triggers pause on get.");
  const packet2 = await resumeAndWaitForPause(threadFront);
  Assert.equal(packet2.frame.where.line, 4);
  Assert.equal(packet2.why.type, "getWatchpoint");
  Assert.equal(obj.preview.ownProperties.a.value, 1);

  await resume(threadFront);
}

async function testRemoveWatchpoint({ threadFront, debuggee }) {
  function evaluateTestCode(debuggee) {
    /* eslint-disable */
    Cu.evalInSandbox(
      `                                   // 1
      function stopMe(obj) {              // 2
        debugger;                         // 3
        obj.a = 2;                        // 4
        debugger;                         // 5
      }                                   //

      stopMe({a: 1})`,
      debuggee,
      "1.8",
      "test_watchpoint-01.js"
    );
    /* eslint-disable */
  }

  const packet = await executeOnNextTickAndWaitForPause(
    () => evaluateTestCode(debuggee),
    threadFront
  );

  info(`Test that we paused on the debugger statement`);
  Assert.equal(packet.frame.where.line, 3);

  info(`Add set watchpoint`);
  const args = packet.frame.arguments;
  const obj = args[0];
  const objClient = threadFront.pauseGrip(obj);
  await objClient.addWatchpoint("a", "obj.a", "set");

  info(`Remove set watchpoint`);
  await objClient.removeWatchpoint("a");

  info(`Test that we do not pause on set`);
  const packet2 = await resumeAndWaitForPause(threadFront);
  Assert.equal(packet2.frame.where.line, 5);

  await resume(threadFront);
}

async function testRemoveWatchpoints({ threadFront, debuggee }) {
  function evaluateTestCode(debuggee) {
    /* eslint-disable */
    Cu.evalInSandbox(
      `                                   // 1
      function stopMe(obj) {              // 2
        debugger;                         // 3
        obj.a = 2;                        // 4
        debugger;                         // 5
      }                                   //
      stopMe({a: 1})`,
      debuggee,
      "1.8",
      "test_watchpoint-01.js"
    );
    /* eslint-disable */
  }

  const packet = await executeOnNextTickAndWaitForPause(
    () => evaluateTestCode(debuggee),
    threadFront
  );

  info("Test that we paused on the debugger statement");
  Assert.equal(packet.frame.where.line, 3);

  info("Add and then remove set watchpoint");
  const args = packet.frame.arguments;
  const obj = args[0];
  const objClient = threadFront.pauseGrip(obj);
  await objClient.addWatchpoint("a", "obj.a", "set");
  await objClient.removeWatchpoints();

  info("Test that we do not pause on set");
  const packet2 = await resumeAndWaitForPause(threadFront);
  Assert.equal(packet2.frame.where.line, 5);

  await resume(threadFront);
}