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node_modules/react-native/ReactCommon/jsinspector-modern/tests/engines/JsiIntegrationTestGenericEngineAdapter.cpp

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+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#include <folly/executors/QueuedImmediateExecutor.h>
+#include <hermes/hermes.h>
+
+#include "JsiIntegrationTestGenericEngineAdapter.h"
+
+namespace facebook::react::jsinspector_modern {
+
+JsiIntegrationTestGenericEngineAdapter::JsiIntegrationTestGenericEngineAdapter(
+    folly::Executor& jsExecutor)
+    : runtime_{hermes::makeHermesRuntime()},
+      jsExecutor_{jsExecutor},
+      runtimeTargetDelegate_{
+          "Generic engine (" + runtime_->description() + ")"} {}
+
+RuntimeTargetDelegate&
+JsiIntegrationTestGenericEngineAdapter::getRuntimeTargetDelegate() {
+  return runtimeTargetDelegate_;
+}
+
+jsi::Runtime& JsiIntegrationTestGenericEngineAdapter::getRuntime()
+    const noexcept {
+  return *runtime_;
+}
+
+RuntimeExecutor JsiIntegrationTestGenericEngineAdapter::getRuntimeExecutor()
+    const noexcept {
+  return [&jsExecutor = jsExecutor_, &runtime = getRuntime()](auto fn) {
+    jsExecutor.add([fn, &runtime]() { fn(runtime); });
+  };
+}
+
+} // namespace facebook::react::jsinspector_modern

node_modules/react-native/ReactCommon/jsinspector-modern/tests/engines/JsiIntegrationTestGenericEngineAdapter.h

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+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#pragma once
+
+#include "../utils/InspectorFlagOverridesGuard.h"
+
+#include <jsinspector-modern/FallbackRuntimeTargetDelegate.h>
+#include <jsinspector-modern/RuntimeTarget.h>
+
+#include <folly/executors/QueuedImmediateExecutor.h>
+#include <jsi/jsi.h>
+
+#include <memory>
+
+namespace facebook::react::jsinspector_modern {
+
+/**
+ * An engine adapter for JsiIntegrationTest that represents a generic
+ * JSI-compatible engine, with no engine-specific CDP support. Uses Hermes under
+ * the hood, without Hermes's CDP support.
+ */
+class JsiIntegrationTestGenericEngineAdapter {
+ public:
+  explicit JsiIntegrationTestGenericEngineAdapter(folly::Executor &jsExecutor);
+
+  static InspectorFlagOverrides getInspectorFlagOverrides() noexcept;
+
+  RuntimeTargetDelegate &getRuntimeTargetDelegate();
+
+  jsi::Runtime &getRuntime() const noexcept;
+
+  RuntimeExecutor getRuntimeExecutor() const noexcept;
+
+ private:
+  std::unique_ptr<jsi::Runtime> runtime_;
+  folly::Executor &jsExecutor_;
+  jsinspector_modern::FallbackRuntimeTargetDelegate runtimeTargetDelegate_;
+};
+
+} // namespace facebook::react::jsinspector_modern

node_modules/react-native/ReactCommon/jsinspector-modern/tests/engines/JsiIntegrationTestHermesEngineAdapter.cpp

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+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#include "JsiIntegrationTestHermesEngineAdapter.h"
+
+namespace facebook::react::jsinspector_modern {
+
+JsiIntegrationTestHermesEngineAdapter::JsiIntegrationTestHermesEngineAdapter(
+    folly::Executor& jsExecutor)
+    : runtime_{hermes::makeHermesRuntime(
+          ::hermes::vm::RuntimeConfig::Builder()
+              .withCompilationMode(
+                  ::hermes::vm::CompilationMode::ForceLazyCompilation)
+              .build())},
+      jsExecutor_{jsExecutor},
+      runtimeTargetDelegate_{runtime_} {
+  // NOTE: In React Native, registerForProfiling is called by
+  // HermesInstance::unstable_initializeOnJsThread, called from
+  // ReactInstance::initializeRuntime. Ideally, we should figure out how to
+  // manages this from inside the CDP backend,
+  runtime_->registerForProfiling();
+}
+
+RuntimeTargetDelegate&
+JsiIntegrationTestHermesEngineAdapter::getRuntimeTargetDelegate() {
+  return runtimeTargetDelegate_;
+}
+
+jsi::Runtime& JsiIntegrationTestHermesEngineAdapter::getRuntime()
+    const noexcept {
+  return *runtime_;
+}
+
+RuntimeExecutor JsiIntegrationTestHermesEngineAdapter::getRuntimeExecutor()
+    const noexcept {
+  auto& jsExecutor = jsExecutor_;
+  return [runtimeWeak = std::weak_ptr(runtime_), &jsExecutor](auto fn) {
+    jsExecutor.add([runtimeWeak, fn]() {
+      auto runtime = runtimeWeak.lock();
+      if (!runtime) {
+        return;
+      }
+      fn(*runtime);
+    });
+  };
+}
+
+} // namespace facebook::react::jsinspector_modern

node_modules/react-native/ReactCommon/jsinspector-modern/tests/engines/JsiIntegrationTestHermesEngineAdapter.h

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+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#pragma once
+
+#include "../utils/InspectorFlagOverridesGuard.h"
+
+#include <jsinspector-modern/RuntimeTarget.h>
+
+#include <folly/executors/QueuedImmediateExecutor.h>
+#include <hermes/hermes.h>
+#include <hermes/inspector-modern/chrome/HermesRuntimeTargetDelegate.h>
+#include <jsi/jsi.h>
+
+#include <memory>
+
+namespace facebook::react::jsinspector_modern {
+
+/**
+ * An engine adapter for JsiIntegrationTest that uses Hermes (and Hermes'
+ * modern CDPAgent API).
+ */
+class JsiIntegrationTestHermesEngineAdapter {
+ public:
+  explicit JsiIntegrationTestHermesEngineAdapter(folly::Executor &jsExecutor);
+
+  static InspectorFlagOverrides getInspectorFlagOverrides() noexcept;
+
+  RuntimeTargetDelegate &getRuntimeTargetDelegate();
+
+  jsi::Runtime &getRuntime() const noexcept;
+
+  RuntimeExecutor getRuntimeExecutor() const noexcept;
+
+ private:
+  std::shared_ptr<facebook::hermes::HermesRuntime> runtime_;
+  folly::Executor &jsExecutor_;
+  HermesRuntimeTargetDelegate runtimeTargetDelegate_;
+};
+
+} // namespace facebook::react::jsinspector_modern