FRAGMENT(JSString, simple) {
  js::Rooted<JSString *> empty(cx, JS_NewStringCopyN(cx, NULL, 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));

  breakpoint();

  (void) empty;
  (void) x;
  (void) z;
  (void) stars;
  (void) xz;
  (void) doubleStars;
}
Beispiel #2
0
FRAGMENT(JSString, simple) {
  AutoSuppressHazardsForTest noanalysis;

  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);
}