48 lines
1.1 KiB
C++
48 lines
1.1 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*/
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#include "jsfriendapi.h"
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#include "jsapi-tests/tests.h"
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#include "vm/ArrayBufferObject.h"
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char test_data[] = "1234567890ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
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static void GC(JSContext* cx)
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{
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JS_GC(cx);
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// Trigger another to wait for background finalization to end.
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JS_GC(cx);
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}
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BEGIN_TEST(testExternalArrayBuffer)
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{
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size_t length = sizeof(test_data);
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JS::RootedObject obj(cx, JS_NewArrayBufferWithExternalContents(cx, length, test_data));
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GC(cx);
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CHECK(VerifyObject(obj, length));
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GC(cx);
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JS_DetachArrayBuffer(cx, obj);
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GC(cx);
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CHECK(VerifyObject(obj, 0));
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return true;
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}
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bool VerifyObject(JS::HandleObject obj, uint32_t length)
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{
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JS::AutoCheckCannotGC nogc;
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CHECK(obj);
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CHECK(JS_IsArrayBufferObject(obj));
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CHECK_EQUAL(JS_GetArrayBufferByteLength(obj), length);
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bool sharedDummy;
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const char* data =
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reinterpret_cast<const char*>(JS_GetArrayBufferData(obj, &sharedDummy, nogc));
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CHECK(data);
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CHECK(test_data == data);
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return true;
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}
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END_TEST(testExternalArrayBuffer)
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