tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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testErrorInterceptorGC.cpp (869B)

      1 #include "js/ErrorInterceptor.h"
      2 #include "jsapi-tests/tests.h"
      3 
      4 namespace {
      5 
      6 // An interceptor that triggers GC:
      7 struct ErrorInterceptorWithGC : JSErrorInterceptor {
      8  void interceptError(JSContext* cx, JS::HandleValue val) override {
      9    JS::PrepareForFullGC(cx);
     10    JS::NonIncrementalGC(cx, JS::GCOptions::Shrink, JS::GCReason::DEBUG_GC);
     11  }
     12 };
     13 
     14 }  // namespace
     15 
     16 BEGIN_TEST(testErrorInterceptorGC) {
     17  JSErrorInterceptor* original = JS_GetErrorInterceptorCallback(cx->runtime());
     18 
     19  ErrorInterceptorWithGC interceptor;
     20  JS_SetErrorInterceptorCallback(cx->runtime(), &interceptor);
     21 
     22  CHECK(!execDontReport("0 = 0;", __FILE__, __LINE__));
     23 
     24  CHECK(JS_IsExceptionPending(cx));
     25  JS_ClearPendingException(cx);
     26 
     27  // Restore the original error interceptor.
     28  JS_SetErrorInterceptorCallback(cx->runtime(), original);
     29 
     30  return true;
     31 }
     32 END_TEST(testErrorInterceptorGC)