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src: add public API for linked bindings
(Re-?)add a public API for creating linked bindings (access to `NM_F_LINKED` as a constant was previously removed in d6ac8a4), and add a test for the functionality. PR-URL: nodejs#26457 Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl> Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com> Reviewed-By: Shelley Vohr <codebytere@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>
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Original file line number | Diff line number | Diff line change |
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#include "node_test_fixture.h" | ||
#include "node_internals.h" // RunBootstrapping() | ||
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void InitializeBinding(v8::Local<v8::Object> exports, | ||
v8::Local<v8::Value> module, | ||
v8::Local<v8::Context> context) { | ||
v8::Isolate* isolate = context->GetIsolate(); | ||
exports->Set( | ||
context, | ||
v8::String::NewFromOneByte(isolate, | ||
reinterpret_cast<const uint8_t*>("key"), | ||
v8::NewStringType::kNormal).ToLocalChecked(), | ||
v8::String::NewFromOneByte(isolate, | ||
reinterpret_cast<const uint8_t*>("value"), | ||
v8::NewStringType::kNormal).ToLocalChecked()) | ||
.FromJust(); | ||
} | ||
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NODE_MODULE_LINKED(cctest_linkedbinding, InitializeBinding); | ||
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class LinkedBindingTest : public EnvironmentTestFixture {}; | ||
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TEST_F(LinkedBindingTest, SimpleTest) { | ||
const v8::HandleScope handle_scope(isolate_); | ||
const Argv argv; | ||
Env test_env {handle_scope, argv}; | ||
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v8::Local<v8::Context> context = isolate_->GetCurrentContext(); | ||
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const char* run_script = | ||
"process._linkedBinding('cctest_linkedbinding').key"; | ||
v8::Local<v8::Script> script = v8::Script::Compile( | ||
context, | ||
v8::String::NewFromOneByte(isolate_, | ||
reinterpret_cast<const uint8_t*>(run_script), | ||
v8::NewStringType::kNormal).ToLocalChecked()) | ||
.ToLocalChecked(); | ||
v8::Local<v8::Value> completion_value = script->Run(context).ToLocalChecked(); | ||
v8::String::Utf8Value utf8val(isolate_, completion_value); | ||
CHECK_NOT_NULL(*utf8val); | ||
CHECK_EQ(strcmp(*utf8val, "value"), 0); | ||
} |