summaryrefslogtreecommitdiffstats
path: root/js/src/gdb/tests/test-JSString.cpp
blob: 9e930814daf4af45cfd0e46725aab94845e99c21 (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
#include "gdb-tests.h"

#include "vm/JSContext.h"
// When JSGC_ANALYSIS is #defined, Rooted<JSLinearString*> needs the definition
// of JSLinearString in order to figure out its ThingRootKind
#include "vm/StringType.h"

FRAGMENT(JSString, simple) {
  JS::Rooted<JSString*> empty(cx, JS_NewStringCopyN(cx, nullptr, 0));
  JS::Rooted<JSString*> x(cx, JS_NewStringCopyN(cx, "x", 1));
  JS::Rooted<JSString*> z(cx, JS_NewStringCopyZ(cx, "z"));

  // I expect this will be a non-inlined string.
  JS::Rooted<JSString*> stars(cx,
                              JS_NewStringCopyZ(cx,
                                                "*************************"
                                                "*************************"
                                                "*************************"
                                                "*************************"));

  // This may well be an inlined string.
  JS::Rooted<JSString*> xz(cx, JS_ConcatStrings(cx, x, z));

  // This will probably be a rope.
  JS::Rooted<JSString*> doubleStars(cx, JS_ConcatStrings(cx, stars, stars));

  // Ensure we're not confused by typedefs for pointer types.
  JSString* xRaw = x;

  breakpoint();

  use(empty);
  use(x);
  use(z);
  use(stars);
  use(xz);
  use(doubleStars);
  use(xRaw);
}

FRAGMENT(JSString, null) {
  JS::Rooted<JSString*> null(cx, nullptr);
  JSString* nullRaw = null;

  breakpoint();

  use(null);
  use(nullRaw);
}

FRAGMENT(JSString, subclasses) {
  JS::Rooted<JSLinearString*> linear(
      cx, JS_EnsureLinearString(cx, JS_NewStringCopyZ(cx, "Hi!")));

  breakpoint();

  use(linear);
}

FRAGMENT(JSString, atom) {
  JSAtom* molybdenum = js::Atomize(cx, "molybdenum", 10);
  breakpoint();

  use(molybdenum);
}