2d1c3ed604
Mostly test/cctest/. Bug: v8:13006 Change-Id: I8853d38feb79bed6234a4354ab25a13255a1871b Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3755149 Commit-Queue: Manos Koukoutos <manoskouk@chromium.org> Reviewed-by: Jakob Kummerow <jkummerow@chromium.org> Cr-Commit-Position: refs/heads/main@{#81777}
581 lines
21 KiB
C++
581 lines
21 KiB
C++
// Copyright 2011 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include <memory>
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#include "src/api/api-inl.h"
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#include "src/debug/debug.h"
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#include "src/objects/objects-inl.h"
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#include "src/strings/string-search.h"
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#include "test/cctest/cctest.h"
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using ::v8::base::CStrVector;
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using ::v8::base::Vector;
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using ::v8::internal::Factory;
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using ::v8::internal::Handle;
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using ::v8::internal::Heap;
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using ::v8::internal::JSFunction;
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using ::v8::internal::Runtime;
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using ::v8::internal::SharedFunctionInfo;
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static void CheckFunctionName(v8::Local<v8::Script> script,
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const char* func_pos_src,
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const char* ref_inferred_name) {
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i::Isolate* isolate = CcTest::i_isolate();
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// Get script source.
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Handle<i::Object> obj = v8::Utils::OpenHandle(*script);
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Handle<SharedFunctionInfo> shared_function;
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if (obj->IsSharedFunctionInfo()) {
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shared_function =
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Handle<SharedFunctionInfo>(SharedFunctionInfo::cast(*obj), isolate);
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} else {
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shared_function =
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Handle<SharedFunctionInfo>(JSFunction::cast(*obj).shared(), isolate);
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}
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Handle<i::Script> i_script(i::Script::cast(shared_function->script()),
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isolate);
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CHECK(i_script->source().IsString());
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Handle<i::String> script_src(i::String::cast(i_script->source()), isolate);
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// Find the position of a given func source substring in the source.
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int func_pos;
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{
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i::DisallowGarbageCollection no_gc;
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v8::base::Vector<const uint8_t> func_pos_str =
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v8::base::OneByteVector(func_pos_src);
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i::String::FlatContent script_content = script_src->GetFlatContent(no_gc);
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func_pos = SearchString(isolate, script_content.ToOneByteVector(),
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func_pos_str, 0);
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}
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CHECK_NE(0, func_pos);
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// Obtain SharedFunctionInfo for the function.
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Handle<SharedFunctionInfo> shared_func_info =
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Handle<SharedFunctionInfo>::cast(
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isolate->debug()->FindInnermostContainingFunctionInfo(i_script,
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func_pos));
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// Verify inferred function name.
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std::unique_ptr<char[]> inferred_name =
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shared_func_info->inferred_name().ToCString();
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i::PrintF("expected: %s, found: %s\n", ref_inferred_name,
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inferred_name.get());
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CHECK_EQ(0, strcmp(ref_inferred_name, inferred_name.get()));
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}
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static v8::Local<v8::Script> Compile(v8::Isolate* isolate, const char* src) {
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return v8::Script::Compile(
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isolate->GetCurrentContext(),
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v8::String::NewFromUtf8(isolate, src).ToLocalChecked())
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.ToLocalChecked();
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}
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TEST(GlobalProperty) {
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CcTest::InitializeVM();
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v8::HandleScope scope(CcTest::isolate());
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v8::Local<v8::Script> script = Compile(CcTest::isolate(),
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"fun1 = function() { return 1; }\n"
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"fun2 = function() { return 2; }\n");
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CheckFunctionName(script, "return 1", "fun1");
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CheckFunctionName(script, "return 2", "fun2");
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}
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TEST(GlobalVar) {
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CcTest::InitializeVM();
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v8::HandleScope scope(CcTest::isolate());
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v8::Local<v8::Script> script =
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Compile(CcTest::isolate(),
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"var fun1 = function() { return 1; }\n"
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"var fun2 = function() { return 2; }\n");
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CheckFunctionName(script, "return 1", "fun1");
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CheckFunctionName(script, "return 2", "fun2");
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}
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TEST(LocalVar) {
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CcTest::InitializeVM();
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v8::HandleScope scope(CcTest::isolate());
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v8::Local<v8::Script> script =
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Compile(CcTest::isolate(),
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"function outer() {\n"
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" var fun1 = function() { return 1; }\n"
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" var fun2 = function() { return 2; }\n"
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"}");
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CheckFunctionName(script, "return 1", "fun1");
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CheckFunctionName(script, "return 2", "fun2");
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}
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TEST(ObjectProperty) {
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CcTest::InitializeVM();
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v8::HandleScope scope(CcTest::isolate());
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v8::Local<v8::Script> script =
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Compile(CcTest::isolate(),
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"var obj = {\n"
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" fun1: function() { return 1; },\n"
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" fun2: class { constructor() { return 2; } }\n"
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"}");
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CheckFunctionName(script, "return 1", "obj.fun1");
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CheckFunctionName(script, "return 2", "obj.fun2");
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}
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TEST(InConstructor) {
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CcTest::InitializeVM();
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v8::HandleScope scope(CcTest::isolate());
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v8::Local<v8::Script> script =
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Compile(CcTest::isolate(),
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"function MyClass() {\n"
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" this.method1 = function() { return 1; }\n"
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" this.method2 = function() { return 2; }\n"
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"}");
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CheckFunctionName(script, "return 1", "MyClass.method1");
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CheckFunctionName(script, "return 2", "MyClass.method2");
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}
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TEST(Factory) {
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CcTest::InitializeVM();
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v8::HandleScope scope(CcTest::isolate());
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v8::Local<v8::Script> script =
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Compile(CcTest::isolate(),
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"function createMyObj() {\n"
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" var obj = {};\n"
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" obj.method1 = function() { return 1; }\n"
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" obj.method2 = function() { return 2; }\n"
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" return obj;\n"
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"}");
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CheckFunctionName(script, "return 1", "obj.method1");
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CheckFunctionName(script, "return 2", "obj.method2");
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}
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TEST(Static) {
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CcTest::InitializeVM();
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v8::HandleScope scope(CcTest::isolate());
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v8::Local<v8::Script> script =
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Compile(CcTest::isolate(),
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"function MyClass() {}\n"
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"MyClass.static1 = function() { return 1; }\n"
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"MyClass.static2 = function() { return 2; }\n"
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"MyClass.MyInnerClass = {}\n"
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"MyClass.MyInnerClass.static3 = function() { return 3; }\n"
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"MyClass.MyInnerClass.static4 = function() { return 4; }");
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CheckFunctionName(script, "return 1", "MyClass.static1");
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CheckFunctionName(script, "return 2", "MyClass.static2");
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CheckFunctionName(script, "return 3", "MyClass.MyInnerClass.static3");
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CheckFunctionName(script, "return 4", "MyClass.MyInnerClass.static4");
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}
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TEST(Prototype) {
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CcTest::InitializeVM();
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v8::HandleScope scope(CcTest::isolate());
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v8::Local<v8::Script> script = Compile(
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CcTest::isolate(),
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"function MyClass() {}\n"
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"MyClass.prototype.method1 = function() { return 1; }\n"
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"MyClass.prototype.method2 = function() { return 2; }\n"
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"MyClass.MyInnerClass = function() {}\n"
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"MyClass.MyInnerClass.prototype.method3 = function() { return 3; }\n"
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"MyClass.MyInnerClass.prototype.method4 = function() { return 4; }");
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CheckFunctionName(script, "return 1", "MyClass.method1");
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CheckFunctionName(script, "return 2", "MyClass.method2");
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CheckFunctionName(script, "return 3", "MyClass.MyInnerClass.method3");
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CheckFunctionName(script, "return 4", "MyClass.MyInnerClass.method4");
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}
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TEST(ObjectLiteral) {
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CcTest::InitializeVM();
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v8::HandleScope scope(CcTest::isolate());
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v8::Local<v8::Script> script =
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Compile(CcTest::isolate(),
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"function MyClass() {}\n"
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"MyClass.prototype = {\n"
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" method1: function() { return 1; },\n"
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" method2: function() { return 2; } }");
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CheckFunctionName(script, "return 1", "MyClass.method1");
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CheckFunctionName(script, "return 2", "MyClass.method2");
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}
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TEST(UpperCaseClass) {
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CcTest::InitializeVM();
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v8::HandleScope scope(CcTest::isolate());
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v8::Local<v8::Script> script = Compile(CcTest::isolate(),
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"'use strict';\n"
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"class MyClass {\n"
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" constructor() {\n"
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" this.value = 1;\n"
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" }\n"
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" method() {\n"
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" this.value = 2;\n"
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" }\n"
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"}");
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CheckFunctionName(script, "this.value = 1", "MyClass");
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CheckFunctionName(script, "this.value = 2", "MyClass.method");
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}
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TEST(LowerCaseClass) {
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CcTest::InitializeVM();
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v8::HandleScope scope(CcTest::isolate());
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v8::Local<v8::Script> script = Compile(CcTest::isolate(),
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"'use strict';\n"
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"class myclass {\n"
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" constructor() {\n"
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" this.value = 1;\n"
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" }\n"
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" method() {\n"
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" this.value = 2;\n"
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" }\n"
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"}");
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CheckFunctionName(script, "this.value = 1", "myclass");
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CheckFunctionName(script, "this.value = 2", "myclass.method");
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}
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TEST(AsParameter) {
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CcTest::InitializeVM();
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v8::HandleScope scope(CcTest::isolate());
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v8::Local<v8::Script> script = Compile(
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CcTest::isolate(),
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"function f1(a) { return a(); }\n"
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"function f2(a, b) { return a() + b(); }\n"
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"var result1 = f1(function() { return 1; })\n"
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"var result2 = f2(function() { return 2; }, function() { return 3; })");
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// Can't infer names here.
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CheckFunctionName(script, "return 1", "");
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CheckFunctionName(script, "return 2", "");
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CheckFunctionName(script, "return 3", "");
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}
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TEST(MultipleFuncsConditional) {
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CcTest::InitializeVM();
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v8::HandleScope scope(CcTest::isolate());
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v8::Local<v8::Script> script = Compile(CcTest::isolate(),
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"var x = 0;\n"
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"fun1 = x ?\n"
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" function() { return 1; } :\n"
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" function() { return 2; }");
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CheckFunctionName(script, "return 1", "fun1");
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CheckFunctionName(script, "return 2", "fun1");
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}
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TEST(MultipleFuncsInLiteral) {
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CcTest::InitializeVM();
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v8::HandleScope scope(CcTest::isolate());
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v8::Local<v8::Script> script =
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Compile(CcTest::isolate(),
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"var x = 0;\n"
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"function MyClass() {}\n"
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"MyClass.prototype = {\n"
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" method1: x ? function() { return 1; } :\n"
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" function() { return 2; } }");
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CheckFunctionName(script, "return 1", "MyClass.method1");
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CheckFunctionName(script, "return 2", "MyClass.method1");
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}
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TEST(AnonymousInAnonymousClosure1) {
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CcTest::InitializeVM();
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v8::HandleScope scope(CcTest::isolate());
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v8::Local<v8::Script> script = Compile(CcTest::isolate(),
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"(function() {\n"
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" (function() {\n"
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" var a = 1;\n"
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" return;\n"
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" })();\n"
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" var b = function() {\n"
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" var c = 1;\n"
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" return;\n"
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" };\n"
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"})();");
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CheckFunctionName(script, "return", "");
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}
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TEST(AnonymousInAnonymousClosure2) {
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CcTest::InitializeVM();
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v8::HandleScope scope(CcTest::isolate());
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v8::Local<v8::Script> script = Compile(CcTest::isolate(),
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"(function() {\n"
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" (function() {\n"
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" var a = 1;\n"
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" return;\n"
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" })();\n"
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" var c = 1;\n"
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"})();");
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CheckFunctionName(script, "return", "");
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}
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TEST(NamedInAnonymousClosure) {
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CcTest::InitializeVM();
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v8::HandleScope scope(CcTest::isolate());
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v8::Local<v8::Script> script = Compile(CcTest::isolate(),
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"var foo = function() {\n"
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" (function named() {\n"
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" var a = 1;\n"
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" })();\n"
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" var c = 1;\n"
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" return;\n"
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"};");
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CheckFunctionName(script, "return", "foo");
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}
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// See http://code.google.com/p/v8/issues/detail?id=380
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TEST(Issue380) {
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CcTest::InitializeVM();
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v8::HandleScope scope(CcTest::isolate());
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v8::Local<v8::Script> script =
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Compile(CcTest::isolate(),
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"function a() {\n"
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"var result = function(p,a,c,k,e,d)"
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"{return p}(\"if blah blah\",62,1976,\'a|b\'.split(\'|\'),0,{})\n"
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"}");
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CheckFunctionName(script, "return p", "");
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}
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TEST(MultipleAssignments) {
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CcTest::InitializeVM();
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v8::HandleScope scope(CcTest::isolate());
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v8::Local<v8::Script> script =
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Compile(CcTest::isolate(),
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"var fun1 = fun2 = function () { return 1; }\n"
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"var bar1 = bar2 = bar3 = function () { return 2; }\n"
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"foo1 = foo2 = function () { return 3; }\n"
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"baz1 = baz2 = baz3 = function () { return 4; }");
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CheckFunctionName(script, "return 1", "fun2");
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CheckFunctionName(script, "return 2", "bar3");
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CheckFunctionName(script, "return 3", "foo2");
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CheckFunctionName(script, "return 4", "baz3");
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}
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TEST(AsConstructorParameter) {
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CcTest::InitializeVM();
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v8::HandleScope scope(CcTest::isolate());
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v8::Local<v8::Script> script = Compile(
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CcTest::isolate(),
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"function Foo() {}\n"
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"var foo = new Foo(function() { return 1; })\n"
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"var bar = new Foo(function() { return 2; }, function() { return 3; })");
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CheckFunctionName(script, "return 1", "");
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CheckFunctionName(script, "return 2", "");
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CheckFunctionName(script, "return 3", "");
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}
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TEST(FactoryHashmap) {
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CcTest::InitializeVM();
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v8::HandleScope scope(CcTest::isolate());
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v8::Local<v8::Script> script =
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Compile(CcTest::isolate(),
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"function createMyObj() {\n"
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" var obj = {};\n"
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" obj[\"method1\"] = function() { return 1; }\n"
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" obj[\"method2\"] = function() { return 2; }\n"
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" return obj;\n"
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"}");
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CheckFunctionName(script, "return 1", "obj.method1");
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CheckFunctionName(script, "return 2", "obj.method2");
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}
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TEST(FactoryHashmapVariable) {
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CcTest::InitializeVM();
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v8::HandleScope scope(CcTest::isolate());
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v8::Local<v8::Script> script =
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Compile(CcTest::isolate(),
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"function createMyObj() {\n"
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" var obj = {};\n"
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" var methodName = \"method1\";\n"
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" obj[methodName] = function() { return 1; }\n"
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" methodName = \"method2\";\n"
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" obj[methodName] = function() { return 2; }\n"
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" return obj;\n"
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"}");
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// Can't infer function names statically.
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CheckFunctionName(script, "return 1", "obj.<computed>");
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CheckFunctionName(script, "return 2", "obj.<computed>");
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}
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TEST(FactoryHashmapConditional) {
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CcTest::InitializeVM();
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v8::HandleScope scope(CcTest::isolate());
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v8::Local<v8::Script> script = Compile(
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CcTest::isolate(),
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"function createMyObj() {\n"
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" var obj = {};\n"
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" obj[0 ? \"method1\" : \"method2\"] = function() { return 1; }\n"
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" return obj;\n"
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"}");
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// Can't infer the function name statically.
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CheckFunctionName(script, "return 1", "obj.<computed>");
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}
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TEST(GlobalAssignmentAndCall) {
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CcTest::InitializeVM();
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v8::HandleScope scope(CcTest::isolate());
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v8::Local<v8::Script> script = Compile(CcTest::isolate(),
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"var Foo = function() {\n"
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" return 1;\n"
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"}();\n"
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"var Baz = Bar = function() {\n"
|
|
" return 2;\n"
|
|
"}");
|
|
// The inferred name is empty, because this is an assignment of a result.
|
|
CheckFunctionName(script, "return 1", "");
|
|
// See MultipleAssignments test.
|
|
CheckFunctionName(script, "return 2", "Bar");
|
|
}
|
|
|
|
|
|
TEST(AssignmentAndCall) {
|
|
CcTest::InitializeVM();
|
|
v8::HandleScope scope(CcTest::isolate());
|
|
|
|
v8::Local<v8::Script> script = Compile(CcTest::isolate(),
|
|
"(function Enclosing() {\n"
|
|
" var Foo;\n"
|
|
" Foo = function() {\n"
|
|
" return 1;\n"
|
|
" }();\n"
|
|
" var Baz = Bar = function() {\n"
|
|
" return 2;\n"
|
|
" }\n"
|
|
"})();");
|
|
// The inferred name is empty, because this is an assignment of a result.
|
|
CheckFunctionName(script, "return 1", "");
|
|
// See MultipleAssignments test.
|
|
// TODO(2276): Lazy compiling the enclosing outer closure would yield
|
|
// in "Enclosing.Bar" being the inferred name here.
|
|
CheckFunctionName(script, "return 2", "Bar");
|
|
}
|
|
|
|
|
|
TEST(MethodAssignmentInAnonymousFunctionCall) {
|
|
CcTest::InitializeVM();
|
|
v8::HandleScope scope(CcTest::isolate());
|
|
|
|
v8::Local<v8::Script> script =
|
|
Compile(CcTest::isolate(),
|
|
"(function () {\n"
|
|
" var EventSource = function () { };\n"
|
|
" EventSource.prototype.addListener = function () {\n"
|
|
" return 2012;\n"
|
|
" };\n"
|
|
" this.PublicEventSource = EventSource;\n"
|
|
"})();");
|
|
CheckFunctionName(script, "return 2012", "EventSource.addListener");
|
|
}
|
|
|
|
|
|
TEST(ReturnAnonymousFunction) {
|
|
CcTest::InitializeVM();
|
|
v8::HandleScope scope(CcTest::isolate());
|
|
|
|
v8::Local<v8::Script> script = Compile(CcTest::isolate(),
|
|
"(function() {\n"
|
|
" function wrapCode() {\n"
|
|
" return function () {\n"
|
|
" return 2012;\n"
|
|
" };\n"
|
|
" };\n"
|
|
" var foo = 10;\n"
|
|
" function f() {\n"
|
|
" return wrapCode();\n"
|
|
" }\n"
|
|
" this.ref = f;\n"
|
|
"})()");
|
|
script->Run(CcTest::isolate()->GetCurrentContext()).ToLocalChecked();
|
|
CheckFunctionName(script, "return 2012", "");
|
|
}
|
|
|
|
TEST(IgnoreExtendsClause) {
|
|
CcTest::InitializeVM();
|
|
v8::HandleScope scope(CcTest::isolate());
|
|
|
|
v8::Local<v8::Script> script =
|
|
Compile(CcTest::isolate(),
|
|
"(function() {\n"
|
|
" var foo = {};\n"
|
|
" foo.C = class {}\n"
|
|
" class D extends foo.C {}\n"
|
|
" foo.bar = function() { return 1; };\n"
|
|
"})()");
|
|
script->Run(CcTest::isolate()->GetCurrentContext()).ToLocalChecked();
|
|
CheckFunctionName(script, "return 1", "foo.bar");
|
|
}
|
|
|
|
TEST(ParameterAndArrow) {
|
|
CcTest::InitializeVM();
|
|
v8::HandleScope scope(CcTest::isolate());
|
|
|
|
v8::Local<v8::Script> script = Compile(CcTest::isolate(),
|
|
"(function(param) {\n"
|
|
" (() => { return 2017 })();\n"
|
|
"})()");
|
|
script->Run(CcTest::isolate()->GetCurrentContext()).ToLocalChecked();
|
|
CheckFunctionName(script, "return 2017", "");
|
|
}
|