summaryrefslogtreecommitdiffstats
path: root/devtools/server/tests/xpcshell/test_breakpoint-17.js
blob: edc20cc40dca283980dfb267b2b71bef1cf5fd2b (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
/* Any copyright is dedicated to the Public Domain.
   http://creativecommons.org/publicdomain/zero/1.0/ */
/* eslint-disable no-shadow */

"use strict";

/**
 * Test that when we add 2 breakpoints to the same line at different columns and
 * then remove one of them, we don't remove them both.
 */

const code =
  "(" +
  function(global) {
    global.foo = function() {
      Math.abs(-1);
      Math.log(0.5);
      debugger;
    };
    debugger;
  } +
  "(this))";

const firstLocation = {
  line: 3,
  column: 4,
};

const secondLocation = {
  line: 3,
  column: 18,
};

add_task(
  threadFrontTest(({ threadFront, debuggee }) => {
    return new Promise(resolve => {
      threadFront.on("paused", async packet => {
        const [first, second] = await set_breakpoints(packet, threadFront);
        test_different_actors(first, second);
        await test_remove_one(first, second, threadFront, debuggee);
        resolve();
      });

      Cu.evalInSandbox(code, debuggee, "1.8", "http://example.com/", 1);
    });
  })
);

async function set_breakpoints(packet, threadFront) {
  const source = await getSourceById(threadFront, packet.frame.where.actor);
  return new Promise(resolve => {
    let first, second;

    source
      .setBreakpoint(firstLocation)
      .then(function([{ actualLocation }, breakpointClient]) {
        Assert.ok(!actualLocation, "Should not get an actualLocation");
        first = breakpointClient;

        source
          .setBreakpoint(secondLocation)
          .then(function([{ actualLocation }, breakpointClient]) {
            Assert.ok(!actualLocation, "Should not get an actualLocation");
            second = breakpointClient;

            resolve([first, second]);
          });
      });
  });
}

function test_different_actors(first, second) {
  Assert.notEqual(
    first.actor,
    second.actor,
    "Each breakpoint should have a different actor"
  );
}

function test_remove_one(first, second, threadFront, debuggee) {
  return new Promise(resolve => {
    first.remove(function({ error }) {
      Assert.ok(!error, "Should not get an error removing a breakpoint");

      let hitSecond;
      threadFront.on("paused", function _onPaused({ why, frame }) {
        if (why.type == "breakpoint") {
          hitSecond = true;
          Assert.equal(
            why.actors.length,
            1,
            "Should only be paused because of one breakpoint actor"
          );
          Assert.equal(
            why.actors[0],
            second.actor,
            "Should be paused because of the correct breakpoint actor"
          );
          Assert.equal(
            frame.where.line,
            secondLocation.line,
            "Should be at the right line"
          );
          Assert.equal(
            frame.where.column,
            secondLocation.column,
            "Should be at the right column"
          );
          threadFront.resume();
          return;
        }

        if (why.type == "debuggerStatement") {
          threadFront.off("paused", _onPaused);
          Assert.ok(
            hitSecond,
            "We should still hit `second`, but not `first`."
          );

          resolve();
          return;
        }

        Assert.ok(false, "Should never get here");
      });

      threadFront.resume().then(() => debuggee.foo());
    });
  });
}