michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "jsapi-tests/tests.h"
michael@0: 
michael@0: static bool
michael@0: InterruptCallback(JSContext *cx)
michael@0: {
michael@0:     return false;
michael@0: }
michael@0: 
michael@0: static unsigned sRemain;
michael@0: 
michael@0: static bool
michael@0: RequestInterruptCallback(JSContext *cx, unsigned argc, jsval *vp)
michael@0: {
michael@0:     JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
michael@0:     if (!sRemain--)
michael@0:         JS_RequestInterruptCallback(JS_GetRuntime(cx));
michael@0:     args.rval().setUndefined();
michael@0:     return true;
michael@0: }
michael@0: 
michael@0: BEGIN_TEST(testSlowScript)
michael@0: {
michael@0:     JS_SetInterruptCallback(cx, InterruptCallback);
michael@0:     JS_DefineFunction(cx, global, "requestInterruptCallback", RequestInterruptCallback, 0, 0);
michael@0: 
michael@0:     test("while (true)"
michael@0:          "  for (i in [0,0,0,0])"
michael@0:          "    requestInterruptCallback();");
michael@0: 
michael@0:     test("while (true)"
michael@0:          "  for (i in [0,0,0,0])"
michael@0:          "    for (j in [0,0,0,0])"
michael@0:          "      requestInterruptCallback();");
michael@0: 
michael@0:     test("while (true)"
michael@0:          "  for (i in [0,0,0,0])"
michael@0:          "    for (j in [0,0,0,0])"
michael@0:          "      for (k in [0,0,0,0])"
michael@0:          "        requestInterruptCallback();");
michael@0: 
michael@0:     test("function f() { while (true) yield requestInterruptCallback() }"
michael@0:          "for (i in f()) ;");
michael@0: 
michael@0:     test("function f() { while (true) yield 1 }"
michael@0:          "for (i in f())"
michael@0:          "  requestInterruptCallback();");
michael@0: 
michael@0:     test("(function() {"
michael@0:          "  while (true)"
michael@0:          "    let (x = 1) { eval('requestInterruptCallback()'); }"
michael@0:          "})()");
michael@0: 
michael@0:     return true;
michael@0: }
michael@0: 
michael@0: bool
michael@0: test(const char *bytes)
michael@0: {
michael@0:     jsval v;
michael@0: 
michael@0:     JS_SetOptions(cx, JS_GetOptions(cx) & ~(JSOPTION_METHODJIT | JSOPTION_METHODJIT_ALWAYS));
michael@0:     sRemain = 0;
michael@0:     CHECK(!evaluate(bytes, __FILE__, __LINE__, &v));
michael@0:     CHECK(!JS_IsExceptionPending(cx));
michael@0: 
michael@0:     sRemain = 1000;
michael@0:     CHECK(!evaluate(bytes, __FILE__, __LINE__, &v));
michael@0:     CHECK(!JS_IsExceptionPending(cx));
michael@0: 
michael@0:     JS_SetOptions(cx, JS_GetOptions(cx) | JSOPTION_METHODJIT | JSOPTION_METHODJIT_ALWAYS);
michael@0: 
michael@0:     sRemain = 0;
michael@0:     CHECK(!evaluate(bytes, __FILE__, __LINE__, &v));
michael@0:     CHECK(!JS_IsExceptionPending(cx));
michael@0: 
michael@0:     sRemain = 1000;
michael@0:     CHECK(!evaluate(bytes, __FILE__, __LINE__, &v));
michael@0:     CHECK(!JS_IsExceptionPending(cx));
michael@0: 
michael@0:     return true;
michael@0: }
michael@0: END_TEST(testSlowScript)