The Tor Browser / file comparison
comparison: js/src/jsapi-tests/testOOM.cpp
js/src/jsapi-tests/testOOM.cpp
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
equal
deleted
inserted
replaced
| -1:000000000000 | 0:6c2902f5253a |
|---|---|
| 1 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 2 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 4 | |
| 5 #include "mozilla/DebugOnly.h" | |
| 6 | |
| 7 #include "jsapi-tests/tests.h" | |
| 8 | |
| 9 BEGIN_TEST(testOOM) | |
| 10 { | |
| 11 JS::RootedValue v(cx, JS::Int32Value(9)); | |
| 12 JS::RootedString jsstr(cx, JS::ToString(cx, v)); | |
| 13 mozilla::DebugOnly<const jschar *> s = JS_GetStringCharsZ(cx, jsstr); | |
| 14 JS_ASSERT(s[0] == '9' && s[1] == '\0'); | |
| 15 return true; | |
| 16 } | |
| 17 | |
| 18 virtual JSRuntime * createRuntime() | |
| 19 { | |
| 20 JSRuntime *rt = JS_NewRuntime(0, JS_USE_HELPER_THREADS); | |
| 21 if (!rt) | |
| 22 return nullptr; | |
| 23 JS_SetGCParameter(rt, JSGC_MAX_BYTES, (uint32_t)-1); | |
| 24 setNativeStackQuota(rt); | |
| 25 return rt; | |
| 26 } | |
| 27 END_TEST(testOOM) | |
| 28 | |
| 29 #ifdef DEBUG // OOM_maxAllocations is only available in debug builds. | |
| 30 | |
| 31 const uint32_t maxAllocsPerTest = 100; | |
| 32 | |
| 33 #define START_OOM_TEST(name) \ | |
| 34 testName = name; \ | |
| 35 printf("Test %s: started\n", testName); \ | |
| 36 for (oomAfter = 1; oomAfter < maxAllocsPerTest; ++oomAfter) { \ | |
| 37 setOOMAfter(oomAfter) | |
| 38 | |
| 39 #define OOM_TEST_FINISHED \ | |
| 40 { \ | |
| 41 printf("Test %s: finished with %d allocations\n", \ | |
| 42 testName, oomAfter - 1); \ | |
| 43 break; \ | |
| 44 } | |
| 45 | |
| 46 #define END_OOM_TEST \ | |
| 47 } \ | |
| 48 cancelOOMAfter(); \ | |
| 49 CHECK(oomAfter != maxAllocsPerTest) | |
| 50 | |
| 51 BEGIN_TEST(testNewRuntime) | |
| 52 { | |
| 53 uninit(); // Get rid of test harness' original JSRuntime. | |
| 54 | |
| 55 JSRuntime *rt; | |
| 56 START_OOM_TEST("new runtime"); | |
| 57 rt = JS_NewRuntime(8L * 1024 * 1024, JS_USE_HELPER_THREADS); | |
| 58 if (rt) | |
| 59 OOM_TEST_FINISHED; | |
| 60 END_OOM_TEST; | |
| 61 JS_DestroyRuntime(rt); | |
| 62 return true; | |
| 63 } | |
| 64 | |
| 65 const char* testName; | |
| 66 uint32_t oomAfter; | |
| 67 | |
| 68 void | |
| 69 setOOMAfter(uint32_t numAllocs) | |
| 70 { | |
| 71 OOM_maxAllocations = OOM_counter + numAllocs; | |
| 72 } | |
| 73 | |
| 74 void | |
| 75 cancelOOMAfter() | |
| 76 { | |
| 77 OOM_maxAllocations = UINT32_MAX; | |
| 78 } | |
| 79 END_TEST(testNewRuntime) | |
| 80 | |
| 81 #endif |
