| // Copyright 2017 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "gin/arguments.h" |
| |
| #include <string_view> |
| |
| #include "base/functional/bind.h" |
| #include "gin/converter.h" |
| #include "gin/object_template_builder.h" |
| #include "gin/public/isolate_holder.h" |
| #include "gin/test/v8_test.h" |
| #include "v8/include/v8-context.h" |
| #include "v8/include/v8-forward.h" |
| #include "v8/include/v8-function.h" |
| #include "v8/include/v8-object.h" |
| #include "v8/include/v8-primitive.h" |
| #include "v8/include/v8-script.h" |
| #include "v8/include/v8-template.h" |
| |
| namespace gin { |
| |
| using ArgumentsTest = V8Test; |
| |
| // Test that Arguments::GetHolderCreationContext returns the proper context. |
| TEST_F(ArgumentsTest, TestArgumentsHolderCreationContext) { |
| v8::Isolate* isolate = instance_->isolate(); |
| v8::HandleScope handle_scope(isolate); |
| |
| v8::Local<v8::Context> creation_context = context_.Get(instance_->isolate()); |
| |
| auto check_creation_context = [](v8::Local<v8::Context> expected_context, |
| gin::Arguments* arguments) { |
| EXPECT_EQ(expected_context, arguments->GetHolderCreationContext()); |
| }; |
| |
| // Create an object that will compare GetHolderCreationContext() with |
| // |creation_context|. |
| v8::Local<v8::ObjectTemplate> object_template = |
| ObjectTemplateBuilder(isolate) |
| .SetMethod( |
| "checkCreationContext", |
| base::BindRepeating(check_creation_context, creation_context)) |
| .Build(); |
| |
| v8::Local<v8::Object> object = |
| object_template->NewInstance(creation_context).ToLocalChecked(); |
| |
| // Call checkCreationContext() on the generated object using the passed-in |
| // context as the current context. |
| auto test_context = [object, isolate](v8::Local<v8::Context> context) { |
| v8::Context::Scope context_scope(context); |
| const char kCallFunction[] = "(function(o) { o.checkCreationContext(); })"; |
| v8::Local<v8::Script> script = |
| v8::Script::Compile(context, StringToV8(isolate, kCallFunction)) |
| .ToLocalChecked(); |
| v8::Local<v8::Function> function; |
| ASSERT_TRUE(ConvertFromV8(isolate, script->Run(context).ToLocalChecked(), |
| &function)); |
| v8::Local<v8::Value> args[] = {object}; |
| function->Call(context, v8::Undefined(isolate), std::size(args), args) |
| .ToLocalChecked(); |
| }; |
| |
| // Test calling in the creation context. |
| test_context(creation_context); |
| |
| { |
| // Create a second context, and test calling in that. The creation context |
| // should be the same (even though the current context has changed). |
| v8::Local<v8::Context> second_context = |
| v8::Context::New(isolate, nullptr, v8::Local<v8::ObjectTemplate>()); |
| test_context(second_context); |
| } |
| } |
| |
| TEST_F(ArgumentsTest, TestGetAll) { |
| v8::Isolate* isolate = instance_->isolate(); |
| v8::HandleScope handle_scope(isolate); |
| v8::Local<v8::Context> context = context_.Get(instance_->isolate()); |
| |
| using V8List = v8::LocalVector<v8::Value>; |
| |
| V8List list1(isolate, |
| { |
| gin::ConvertToV8(isolate, 1), |
| gin::StringToV8(isolate, "some string"), |
| gin::ConvertToV8(isolate, std::vector<double>({2.0, 3.0})), |
| }); |
| bool called1 = false; |
| |
| V8List list2(isolate, { |
| gin::StringToV8(isolate, "some other string"), |
| gin::ConvertToV8(isolate, 42), |
| }); |
| bool called2 = false; |
| |
| V8List list3(isolate); // Empty list. |
| bool called3 = false; |
| |
| auto check_arguments = [](V8List* expected, bool* called, |
| gin::Arguments* arguments) { |
| *called = true; |
| V8List actual = arguments->GetAll(); |
| ASSERT_EQ(expected->size(), actual.size()); |
| for (size_t i = 0; i < expected->size(); ++i) |
| EXPECT_EQ(expected->at(i), actual[i]) << i; |
| }; |
| |
| // Create an object that will compare GetHolderCreationContext() with |
| // |creation_context|. |
| v8::Local<v8::ObjectTemplate> object_template = |
| ObjectTemplateBuilder(isolate) |
| .SetMethod("check1", |
| base::BindRepeating(check_arguments, &list1, &called1)) |
| .SetMethod("check2", |
| base::BindRepeating(check_arguments, &list2, &called2)) |
| .SetMethod("check3", |
| base::BindRepeating(check_arguments, &list3, &called3)) |
| .Build(); |
| |
| v8::Local<v8::Object> object = |
| object_template->NewInstance(context).ToLocalChecked(); |
| |
| auto do_check = [object, context](V8List& args, std::string_view key) { |
| v8::Local<v8::Value> val; |
| ASSERT_TRUE( |
| object->Get(context, gin::StringToSymbol(context->GetIsolate(), key)) |
| .ToLocal(&val)); |
| ASSERT_TRUE(val->IsFunction()); |
| val.As<v8::Function>() |
| ->Call(context, object, static_cast<int>(args.size()), args.data()) |
| .ToLocalChecked(); |
| }; |
| |
| do_check(list1, "check1"); |
| EXPECT_TRUE(called1); |
| do_check(list2, "check2"); |
| EXPECT_TRUE(called2); |
| do_check(list3, "check3"); |
| EXPECT_TRUE(called3); |
| } |
| |
| } // namespace gin |