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Unified Diff: test/cctest/test-weaktypedarrays.cc

Issue 15562008: Recording array buffer views. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Added some more tests Created 7 years, 6 months ago
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Index: test/cctest/test-weaktypedarrays.cc
diff --git a/test/cctest/test-weaktypedarrays.cc b/test/cctest/test-weaktypedarrays.cc
new file mode 100644
index 0000000000000000000000000000000000000000..8282a577f5959c2e69eeb368231c5fb1049c800e
--- /dev/null
+++ b/test/cctest/test-weaktypedarrays.cc
@@ -0,0 +1,347 @@
+// Copyright 2013 the V8 project authors. All rights reserved.
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+// * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+// * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following
+// disclaimer in the documentation and/or other materials provided
+// with the distribution.
+// * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived
+// from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include <stdlib.h>
+
+#include "v8.h"
+#include "api.h"
+#include "heap.h"
+#include "objects.h"
+
+#include "cctest.h"
+
+using namespace v8::internal;
+
+static Isolate* GetIsolateFrom(LocalContext* context) {
+ return reinterpret_cast<Isolate*>((*context)->GetIsolate());
+}
+
+
+static int CountArrayBuffersInWeakList(Heap* heap) {
+ int count = 0;
+ for (Object* o = heap->array_buffers_list();
+ o != Smi::FromInt(0);
+ o = JSArrayBuffer::cast(o)->weak_next()) {
+ count++;
+ }
+ return count;
+}
+
+
+static bool HasArrayBufferInWeakList(Heap* heap, JSArrayBuffer* ab) {
+ for (Object* o = heap->array_buffers_list();
+ o != Smi::FromInt(0);
+ o = JSArrayBuffer::cast(o)->weak_next()) {
+ if (ab == o) return true;
+ }
+ return false;
+}
+
+
+static int CountTypedArrays(JSArrayBuffer* array_buffer) {
+ int count = 0;
+ for (Object* o = array_buffer->weak_first_array();
+ o != Smi::FromInt(0);
+ o = JSTypedArray::cast(o)->weak_next()) {
+ count++;
+ }
+
+ return count;
+}
+
+static bool HasTypedArrayInWeakList(JSArrayBuffer* array_buffer,
+ JSTypedArray* ta) {
+ for (Object* o = array_buffer->weak_first_array();
+ o != Smi::FromInt(0);
+ o = JSTypedArray::cast(o)->weak_next()) {
+ if (ta == o) return true;
+ }
+ return false;
+}
+
+
+TEST(WeakArrayBuffersFromApi) {
+ v8::V8::Initialize();
+ LocalContext context;
+ Isolate* isolate = GetIsolateFrom(&context);
+
+ CHECK_EQ(0, CountArrayBuffersInWeakList(isolate->heap()));
+ {
+ v8::HandleScope s1(context->GetIsolate());
+ v8::Handle<v8::ArrayBuffer> ab1 = v8::ArrayBuffer::New(256);
+ {
+ v8::HandleScope s2(context->GetIsolate());
+ v8::Handle<v8::ArrayBuffer> ab2 = v8::ArrayBuffer::New(128);
+
+ Handle<JSArrayBuffer> iab1 = v8::Utils::OpenHandle(*ab1);
+ Handle<JSArrayBuffer> iab2 = v8::Utils::OpenHandle(*ab2);
+ CHECK_EQ(2, CountArrayBuffersInWeakList(isolate->heap()));
+ CHECK(HasArrayBufferInWeakList(isolate->heap(), *iab1));
+ CHECK(HasArrayBufferInWeakList(isolate->heap(), *iab2));
+ }
+ isolate->heap()->CollectAllGarbage(Heap::kNoGCFlags);
+ isolate->heap()->CollectAllGarbage(Heap::kNoGCFlags);
+ CHECK_EQ(1, CountArrayBuffersInWeakList(isolate->heap()));
+ {
+ HandleScope scope2(isolate);
+ Handle<JSArrayBuffer> iab1 = v8::Utils::OpenHandle(*ab1);
+
+ CHECK(HasArrayBufferInWeakList(isolate->heap(), *iab1));
+ }
+ }
+
+ isolate->heap()->CollectAllGarbage(Heap::kNoGCFlags);
+ isolate->heap()->CollectAllGarbage(Heap::kNoGCFlags);
+ CHECK_EQ(0, CountArrayBuffersInWeakList(isolate->heap()));
+}
+
+
+TEST(WeakArrayBuffersFromScript) {
+ v8::V8::Initialize();
+ LocalContext context;
+ Isolate* isolate = GetIsolateFrom(&context);
+ CHECK_EQ(0, CountArrayBuffersInWeakList(isolate->heap()));
+ {
+ v8::HandleScope scope(context->GetIsolate());
+
+ {
+ v8::HandleScope s1(context->GetIsolate());
+ CompileRun("var ab1 = new ArrayBuffer(256);"
+ "var ab2 = new ArrayBuffer(256);");
Hannes Payer (out of office) 2013/06/06 09:33:35 indent
Dmitry Lomov (no reviews) 2013/06/06 13:18:34 Done.
+ v8::Handle<v8::ArrayBuffer> ab1(
+ v8::ArrayBuffer::Cast(*CompileRun("ab1")));
+ v8::Handle<v8::ArrayBuffer> ab2(
+ v8::ArrayBuffer::Cast(*CompileRun("ab2")));
+ CHECK_EQ(2, CountArrayBuffersInWeakList(isolate->heap()));
+ CHECK(HasArrayBufferInWeakList(isolate->heap(),
+ *v8::Utils::OpenHandle(*ab1)));
+ CHECK(HasArrayBufferInWeakList(isolate->heap(),
+ *v8::Utils::OpenHandle(*ab2)));
+ }
+
+ CompileRun("ab2 = null;");
+ isolate->heap()->CollectAllGarbage(Heap::kNoGCFlags);
+ isolate->heap()->CollectAllGarbage(Heap::kNoGCFlags);
+
+ CHECK_EQ(1, CountArrayBuffersInWeakList(isolate->heap()));
+
+ {
+ v8::HandleScope s2(context->GetIsolate());
+ v8::Handle<v8::ArrayBuffer> ab1(
+ v8::ArrayBuffer::Cast(*CompileRun("ab1")));
+ CHECK(HasArrayBufferInWeakList(isolate->heap(),
+ *v8::Utils::OpenHandle(*ab1)));
+ }
+
+ CompileRun("ab1 = null;");
+ }
+
+ isolate->heap()->CollectAllGarbage(Heap::kNoGCFlags);
+ isolate->heap()->CollectAllGarbage(Heap::kNoGCFlags);
+ CHECK_EQ(0, CountArrayBuffersInWeakList(isolate->heap()));
+}
+
Hannes Payer (out of office) 2013/06/06 09:33:35 Can we add a third typed array to the week list an
Dmitry Lomov (no reviews) 2013/06/06 13:18:34 Done. I have added this to *FromScript tests - it
+template <typename TypedArray>
+void TestTypedArrayFromApi() {
+ v8::V8::Initialize();
+ LocalContext context;
+ Isolate* isolate = GetIsolateFrom(&context);
+
+ v8::HandleScope s1(context->GetIsolate());
+ v8::Handle<v8::ArrayBuffer> ab = v8::ArrayBuffer::New(2048);
+ Handle<JSArrayBuffer> iab = v8::Utils::OpenHandle(*ab);
+ {
+ v8::HandleScope s2(context->GetIsolate());
+ v8::Handle<TypedArray> ta1 = TypedArray::New(ab, 0, 256);
+ {
+ v8::HandleScope s3(context->GetIsolate());
+ v8::Handle<TypedArray> ta2 = TypedArray::New(ab, 0, 128);
+
+ Handle<JSTypedArray> ita1 = v8::Utils::OpenHandle(*ta1);
+ Handle<JSTypedArray> ita2 = v8::Utils::OpenHandle(*ta2);
+ CHECK_EQ(2, CountTypedArrays(*iab));
+ CHECK(HasTypedArrayInWeakList(*iab, *ita1));
+ CHECK(HasTypedArrayInWeakList(*iab, *ita2));
+ }
+ isolate->heap()->CollectAllGarbage(Heap::kNoGCFlags);
+ isolate->heap()->CollectAllGarbage(Heap::kNoGCFlags);
+ CHECK_EQ(1, CountTypedArrays(*iab));
+ Handle<JSTypedArray> ita1 = v8::Utils::OpenHandle(*ta1);
+ CHECK(HasTypedArrayInWeakList(*iab, *ita1));
+ }
+ isolate->heap()->CollectAllGarbage(Heap::kNoGCFlags);
+ isolate->heap()->CollectAllGarbage(Heap::kNoGCFlags);
+
+ CHECK_EQ(0, CountTypedArrays(*iab));
+}
+
+
+TEST(Uint8ArrayFromApi) {
+ TestTypedArrayFromApi<v8::Uint8Array>();
+}
+
+
+TEST(Int8ArrayFromApi) {
+ TestTypedArrayFromApi<v8::Int8Array>();
+}
+
+
+TEST(Uint16ArrayFromApi) {
+ TestTypedArrayFromApi<v8::Uint16Array>();
+}
+
+
+TEST(Int16ArrayFromApi) {
+ TestTypedArrayFromApi<v8::Int16Array>();
+}
+
+
+TEST(Uint32ArrayFromApi) {
+ TestTypedArrayFromApi<v8::Uint32Array>();
+}
+
+
+TEST(Int32ArrayFromApi) {
+ TestTypedArrayFromApi<v8::Int32Array>();
+}
+
+
+TEST(Float32ArrayFromApi) {
+ TestTypedArrayFromApi<v8::Float32Array>();
+}
+
+
+TEST(Float64ArrayFromApi) {
+ TestTypedArrayFromApi<v8::Float64Array>();
+}
+
+
+TEST(Uint8ClampedArrayFromApi) {
+ TestTypedArrayFromApi<v8::Uint8ClampedArray>();
+}
+
+template <typename TypedArray>
+static void TestTypedArrayFromScript(const char* constructor) {
+ v8::V8::Initialize();
+ LocalContext context;
+ Isolate* isolate = GetIsolateFrom(&context);
+ v8::HandleScope scope(context->GetIsolate());
+
+ {
+ v8::HandleScope s1(context->GetIsolate());
+ i::ScopedVector<char> source(2048);
+ i::OS::SNPrintF(source,
+ "var ab = new ArrayBuffer(2048);"
+ "var ta1 = new %s(ab);"
+ "var ta2 = new %s(ab);",
+ constructor, constructor);
+
+ CompileRun(source.start());
+ v8::Handle<v8::ArrayBuffer> ab(v8::ArrayBuffer::Cast(*CompileRun("ab")));
+ v8::Handle<TypedArray> ta1(TypedArray::Cast(*CompileRun("ta1")));
+ v8::Handle<TypedArray> ta2(TypedArray::Cast(*CompileRun("ta2")));
+ CHECK_EQ(1, CountArrayBuffersInWeakList(isolate->heap()));
+ Handle<JSArrayBuffer> iab = v8::Utils::OpenHandle(*ab);
+ CHECK_EQ(2, CountTypedArrays(*iab));
+ CHECK(HasTypedArrayInWeakList(*iab, *v8::Utils::OpenHandle(*ta1)));
+ CHECK(HasTypedArrayInWeakList(*iab, *v8::Utils::OpenHandle(*ta2)));
+ }
+
+ CompileRun("ta2 = null;");
+ isolate->heap()->CollectAllGarbage(Heap::kNoGCFlags);
+ isolate->heap()->CollectAllGarbage(Heap::kNoGCFlags);
+
+ CHECK_EQ(1, CountArrayBuffersInWeakList(isolate->heap()));
+
+ {
+ v8::HandleScope s2(context->GetIsolate());
+ v8::Handle<v8::ArrayBuffer> ab(v8::ArrayBuffer::Cast(*CompileRun("ab")));
+ Handle<JSArrayBuffer> iab = v8::Utils::OpenHandle(*ab);
+ v8::Handle<TypedArray> ta1(TypedArray::Cast(*CompileRun("ta1")));
+ CHECK_EQ(1, CountTypedArrays(*iab));
+ CHECK(HasTypedArrayInWeakList(*iab, *v8::Utils::OpenHandle(*ta1)));
+ }
+
+ CompileRun("ta1 = null;");
+ isolate->heap()->CollectAllGarbage(Heap::kNoGCFlags);
+ isolate->heap()->CollectAllGarbage(Heap::kNoGCFlags);
+
+ CHECK_EQ(1, CountArrayBuffersInWeakList(isolate->heap()));
+
+ {
+ v8::HandleScope s3(context->GetIsolate());
+ v8::Handle<v8::ArrayBuffer> ab(v8::ArrayBuffer::Cast(*CompileRun("ab")));
+ Handle<JSArrayBuffer> iab = v8::Utils::OpenHandle(*ab);
+ CHECK_EQ(0, CountTypedArrays(*iab));
+ }
+}
+
+
+TEST(Uint8ArrayFromScript) {
+ TestTypedArrayFromScript<v8::Uint8Array>("Uint8Array");
+}
+
+
+TEST(Int8ArrayFromScript) {
+ TestTypedArrayFromScript<v8::Int8Array>("Int8Array");
+}
+
+
+TEST(Uint16ArrayFromScript) {
+ TestTypedArrayFromScript<v8::Uint16Array>("Uint16Array");
+}
+
+
+TEST(Int16ArrayFromScript) {
+ TestTypedArrayFromScript<v8::Int16Array>("Int16Array");
+}
+
+
+TEST(Uint32ArrayFromScript) {
+ TestTypedArrayFromScript<v8::Uint32Array>("Uint32Array");
+}
+
+
+TEST(Int32ArrayFromScript) {
+ TestTypedArrayFromScript<v8::Int32Array>("Int32Array");
+}
+
+
+TEST(Float32ArrayFromScript) {
+ TestTypedArrayFromScript<v8::Float32Array>("Float32Array");
+}
+
+
+TEST(Float64ArrayFromScript) {
+ TestTypedArrayFromScript<v8::Float64Array>("Float64Array");
+}
+
+
+TEST(Uint8ClampedArrayFromScript) {
+ TestTypedArrayFromScript<v8::Uint8ClampedArray>("Uint8ClampedArray");
+}
+
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