tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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test-JSString.cpp (1742B)

      1 #include "gdb-tests.h"
      2 
      3 #include "vm/JSContext.h"
      4 // When JSGC_ANALYSIS is #defined, Rooted<JSLinearString*> needs the definition
      5 // of JSLinearString in order to figure out its ThingRootKind
      6 #include "vm/StringType.h"
      7 
      8 FRAGMENT(JSString, simple) {
      9  JS::Rooted<JSString*> empty(cx, JS_NewStringCopyN(cx, nullptr, 0));
     10  JS::Rooted<JSString*> x(cx, JS_NewStringCopyN(cx, "x", 1));
     11  JS::Rooted<JSString*> z(cx, JS_NewStringCopyZ(cx, "z"));
     12 
     13  // I expect this will be a non-inlined string.
     14  JS::Rooted<JSString*> stars(cx,
     15                              JS_NewStringCopyZ(cx,
     16                                                "*************************"
     17                                                "*************************"
     18                                                "*************************"
     19                                                "*************************"));
     20 
     21  // This may well be an inlined string.
     22  JS::Rooted<JSString*> xz(cx, JS_ConcatStrings(cx, x, z));
     23 
     24  // This will probably be a rope.
     25  JS::Rooted<JSString*> doubleStars(cx, JS_ConcatStrings(cx, stars, stars));
     26 
     27  // Ensure we're not confused by typedefs for pointer types.
     28  JSString* xRaw = x;
     29 
     30  breakpoint();
     31 
     32  use(empty);
     33  use(x);
     34  use(z);
     35  use(stars);
     36  use(xz);
     37  use(doubleStars);
     38  use(xRaw);
     39 }
     40 
     41 FRAGMENT(JSString, null) {
     42  JS::Rooted<JSString*> null(cx, nullptr);
     43  JSString* nullRaw = null;
     44 
     45  breakpoint();
     46 
     47  use(null);
     48  use(nullRaw);
     49 }
     50 
     51 FRAGMENT(JSString, subclasses) {
     52  JS::Rooted<JSLinearString*> linear(
     53      cx, JS_EnsureLinearString(cx, JS_NewStringCopyZ(cx, "Hi!")));
     54 
     55  breakpoint();
     56 
     57  use(linear);
     58 }
     59 
     60 FRAGMENT(JSString, atom) {
     61  JSAtom* molybdenum = js::Atomize(cx, "molybdenum", 10);
     62  breakpoint();
     63 
     64  use(molybdenum);
     65 }