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Copilot AI review requested due to automatic review settings January 26, 2026 05:54
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b'## Blackduck scan failure details

Summary: 0 violations, 0 files pending approval, 1 file pending identification.

  • Protex Server Path: /home/blackduck/github/firebolt-cpp-client/25/rdkcentral/firebolt-native-transport

  • Commit: af19817

Report detail: gist'

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Pull request overview

This PR introduces a new C++ test/demo application (cpp_test) for the Firebolt SDK. The application provides an interactive demonstration framework for testing various Firebolt interfaces including Accessibility, Advertising, Device, Display, Lifecycle, Localization, Presentation, and Stats modules.

Changes:

  • Added a new test application structure with main entry point and demo framework
  • Implemented demo classes for eight Firebolt interface modules
  • Added utility classes for HTTP communication, event triggering, and output stream handling
  • Integrated build configuration with CMake

Reviewed changes

Copilot reviewed 28 out of 28 changed files in this pull request and generated 16 comments.

Show a summary per file
File Description
test/cpp_test/main.cpp Main entry point with connection management, command-line argument parsing, and interface selection loop
test/cpp_test/cpp/utils.h Utility function declarations for HTTP operations and event verification
test/cpp_test/cpp/utils.cpp Implementation of HTTP helpers using libcurl and event triggering functions
test/cpp_test/cpp/outputstream.h Output stream wrapper class for redirecting output to file or console
test/cpp_test/cpp/fireboltdemo.h Base class interface for Firebolt demo implementations
test/cpp_test/cpp/fireboltdemo.cpp Base class implementation with RPC method discovery and user interaction
test/cpp_test/cpp/chooseInterface.h Interface selection and coordination class header
test/cpp_test/cpp/chooseInterface.cpp Implementation of interface selection with auto-run capability
test/cpp_test/cpp/accessibilityDemo.{h,cpp} Demo implementation for Accessibility module testing
test/cpp_test/cpp/advertisingDemo.{h,cpp} Demo implementation for Advertising module testing
test/cpp_test/cpp/deviceDemo.{h,cpp} Demo implementation for Device module testing
test/cpp_test/cpp/displayDemo.{h,cpp} Demo implementation for Display module testing (missing copyright headers)
test/cpp_test/cpp/lifecycleDemo.{h,cpp} Demo implementation for Lifecycle module with state management
test/cpp_test/cpp/localizationDemo.{h,cpp} Demo implementation for Localization module testing
test/cpp_test/cpp/presentationDemo.{h,cpp} Demo implementation for Presentation module with event triggering
test/cpp_test/cpp/statsDemo.{h,cpp} Demo implementation for Stats module testing
test/cpp_test/cpp/firebolt-open-rpc.json.in Template for embedding OpenRPC specification
test/cpp_test/CMakeLists.txt Build configuration for cpp_test executable with dependencies
test/cpp_test/.vscode/launch.json VSCode debug configuration with hard-coded paths
CMakeLists.txt Added cpp_test subdirectory to demo app build

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if (gAutoRun)
{
gOutput = OutputStream("firebolt_test_output.txt");
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The OutputStream is being recreated with the same filename. This line appears redundant since gOutput was already initialized with this filename at line 57. If the intention is to reset or flush the stream, this should be clarified.

Suggested change
gOutput = OutputStream("firebolt_test_output.txt");

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Comment on lines +1 to +11
#include <string>
#include <vector>
#include "fireboltdemo.h"

class DisplayDemo : public IFireboltDemo
{
public:
DisplayDemo();
~DisplayDemo() = default;
void runOption(const int index);
};
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This header file is missing the copyright and license header that is present in all other demo header files in this directory. All other demo headers (accessibilityDemo.h, advertisingDemo.h, deviceDemo.h, lifecycleDemo.h, localizationDemo.h, presentationDemo.h, statsDemo.h) include the Comcast copyright notice and Apache 2.0 license header.

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Comment on lines +49 to +50
interfaces = {new AccessibilityDemo(), new AdvertisingDemo(), new DeviceDemo(), new DisplayDemo(),
new LifecycleDemo(), new LocalizationDemo(), new PresentationDemo(), new StatsDemo()};
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Raw pointers are allocated with new but could leak if an exception is thrown during construction of subsequent objects in the initializer list. Consider using std::unique_ptr or std::shared_ptr for automatic memory management. The destructor correctly deletes them, but exception-safe initialization would be more robust.

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Comment on lines +94 to 98
add_subdirectory(test/cpp_test) #for now
endif()

if (ENABLE_TESTS)
add_subdirectory(test)
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The comment "for now" suggests this is a temporary change. If this test directory should be built as part of the demo app conditionally, the comment should clarify the future plan, or this should be added under ENABLE_TESTS instead of ENABLE_DEMO_APP.

Suggested change
add_subdirectory(test/cpp_test) #for now
endif()
if (ENABLE_TESTS)
add_subdirectory(test)
endif()
if (ENABLE_TESTS)
add_subdirectory(test)
add_subdirectory(test/cpp_test)

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Comment on lines +1 to +11
#include <chrono>
#include <iostream>
#include <string>
#include <thread>
#include <unistd.h>

#include "cpp/chooseInterface.h"

#include "cpp/outputstream.h"

OutputStream gOutput;
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This main.cpp file is missing the copyright and license header that is present in other test main files in the codebase (such as test/ComponentTestsMain.cpp and demo/main.cpp). Consistent copyright headers should be applied across the codebase.

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@mhughesacn
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Hi @damcav64 : I have cleared off the code match (i.e. will pss on next commit) but there are a few files that a need a header.
Thank you - MartinH, RDK CMF Compliance Team

Copilot AI review requested due to automatic review settings January 27, 2026 17:35
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Pull request overview

Copilot reviewed 28 out of 28 changed files in this pull request and generated 16 comments.


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Comment on lines +42 to +57
struct curl_slist* headers = nullptr;
headers = curl_slist_append(headers, "Content-Type: application/json");
curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headers);

std::string response;
curl_easy_setopt(
curl, CURLOPT_WRITEFUNCTION,
+[](char* ptr, size_t size, size_t nmemb, std::string* data)
{
data->append(ptr, size * nmemb);
return size * nmemb;
});
curl_easy_setopt(curl, CURLOPT_WRITEDATA, &response);

CURLcode res = curl_easy_perform(curl);
curl_easy_cleanup(curl);
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Memory allocated with curl_slist_append for the headers list is never freed. This creates a memory leak. After curl_easy_perform and before curl_easy_cleanup, you should call curl_slist_free_all(headers) to release the header list.

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Comment on lines +73 to +88
struct curl_slist* headers = nullptr;
headers = curl_slist_append(headers, "Content-Type: application/json");
curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headers);

std::string response;
curl_easy_setopt(
curl, CURLOPT_WRITEFUNCTION,
+[](char* ptr, size_t size, size_t nmemb, std::string* data)
{
data->append(ptr, size * nmemb);
return size * nmemb;
});
curl_easy_setopt(curl, CURLOPT_WRITEDATA, &response);

CURLcode res = curl_easy_perform(curl);
curl_easy_cleanup(curl);
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Memory allocated with curl_slist_append for the headers list is never freed. This creates a memory leak. After curl_easy_perform and before curl_easy_cleanup, you should call curl_slist_free_all(headers) to release the header list.

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Comment on lines +73 to +74
struct curl_slist* headers = nullptr;
headers = curl_slist_append(headers, "Content-Type: application/json");
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The return value of curl_slist_append is not checked for nullptr. If memory allocation fails, this would result in no headers being set, which could lead to unexpected behavior. Consider checking if curl_slist_append returns nullptr and handling the error appropriately.

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Comment on lines +36 to +40
OutputStream(const std::string& filename)
: file_(std::make_unique<std::ofstream>(filename)),
out_(file_.get())
{
}
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The OutputStream constructor doesn't verify if the ofstream was successfully opened. If the file cannot be created or opened (e.g., due to permission issues or invalid path), out_ will point to an invalid stream and subsequent write operations will silently fail. Consider checking file_.is_open() and handling the error appropriately, or at least documenting this behavior.

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Comment on lines +126 to +132
for (const auto& method : json_["methods"])
{
if (method.contains("name") && method["name"].get<std::string>().rfind(interfaceStr, 0) == 0)
{

names_.push_back(method["name"]);
descriptions_.push_back(method["summary"]);
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Accessing json_["methods"] without checking if the "methods" key exists will throw an exception if it's missing. The same applies to method["name"] and method["summary"]. Consider using the .at() method with exception handling or .value() with a default value to make the code more robust.

Suggested change
for (const auto& method : json_["methods"])
{
if (method.contains("name") && method["name"].get<std::string>().rfind(interfaceStr, 0) == 0)
{
names_.push_back(method["name"]);
descriptions_.push_back(method["summary"]);
// Safely access the "methods" array in the JSON.
auto methodsIt = json_.find("methods");
if (methodsIt == json_.end() || !methodsIt->is_array())
{
return methodNames;
}
for (const auto& method : *methodsIt)
{
// Use .value() with defaults to avoid exceptions if fields are missing or of wrong type.
std::string methodName = method.value("name", "");
if (!methodName.empty() && methodName.rfind(interfaceStr, 0) == 0)
{
names_.push_back(methodName);
descriptions_.push_back(method.value("summary", ""));

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{
nlohmann::json eventMessage;
eventMessage["method"] = method;
eventMessage["result"] = nlohmann::json::parse(params);
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The nlohmann::json::parse call can throw an exception if params is malformed JSON, but there's no exception handling. If the params string is invalid, the program will terminate. Consider wrapping this in a try-catch block and handling the error gracefully.

Suggested change
eventMessage["result"] = nlohmann::json::parse(params);
try
{
eventMessage["result"] = nlohmann::json::parse(params);
}
catch (const nlohmann::json::parse_error& e)
{
FAIL() << "Failed to parse JSON params for event '" << method
<< "': " << e.what() << std::endl;
return;
}

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if (gAutoRun)
{
gOutput = OutputStream("firebolt_test_output.txt");
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The OutputStream is being re-initialized with the same filename that was already set on line 75. This creates a new file handle and may lead to resource leaks since the previous file handle isn't explicitly closed before reassignment. Consider removing this redundant initialization or restructuring the code to avoid reopening the same file.

Suggested change
gOutput = OutputStream("firebolt_test_output.txt");

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bash -c " \
set -e \
&& cd /workspace/build/test/cpp_test \
&& ./cpp_test \
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The cpp_test executable is being run without any arguments, but it appears to require a connection to a WebSocket server at ws://127.0.0.1:9998 (see main.cpp line 90). The test will likely fail because no mock server or actual server is set up in the CI environment. Consider either adding the -auto flag for automated testing, setting up a mock server, or handling connection failures gracefully in CI.

Suggested change
&& ./cpp_test \
&& ./cpp_test -auto \

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}
}

std::string url = "ws://127.0.0.1:9998";
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The hardcoded WebSocket URL should be configurable via command-line argument or environment variable. This would make the test more flexible and allow it to run in different environments without code changes.

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void IFireboltDemo::loadRpc()
{
json_ = nlohmann::json::parse(JSON_DATA);
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The JSON parsing (nlohmann::json::parse) can throw an exception if JSON_DATA is malformed, but there's no exception handling. If the JSON is invalid, the program will terminate. Consider wrapping this in a try-catch block and handling the error gracefully.

Suggested change
json_ = nlohmann::json::parse(JSON_DATA);
try
{
json_ = nlohmann::json::parse(JSON_DATA);
}
catch (const nlohmann::json::parse_error& e)
{
gOutput << "Failed to parse JSON_DATA: " << e.what() << std::endl;
// json_ remains in its previous (default) state
}
catch (const std::exception& e)
{
gOutput << "Unexpected error while parsing JSON_DATA: " << e.what() << std::endl;
}

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Copilot AI review requested due to automatic review settings January 28, 2026 13:48
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Pull request overview

Copilot reviewed 28 out of 28 changed files in this pull request and generated 13 comments.


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}

Result<void> r = Firebolt::IFireboltAccessor::Instance().LifecycleInterface().close(type);
validateResult(r);
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The return value of validateResult is being ignored here. While other similar calls in this file (lines 59 and 102) also ignore it, the inconsistency with the rest of the codebase (where the return value is checked in if statements) is problematic. Either check the return value or document why it's safe to ignore it in these specific cases.

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Comment on lines +49 to +63
interfaces = {new AccessibilityDemo(), new AdvertisingDemo(), new DeviceDemo(), new DisplayDemo(),
new LifecycleDemo(), new LocalizationDemo(), new PresentationDemo(), new StatsDemo()};
}

ChooseInterface::~ChooseInterface()
{
for (auto interfacePtr : interfaces)
{
delete interfacePtr;
}
}

void ChooseInterface::runOption(const int index)
{
IFireboltDemo* selectedInterface = interfaces[index];
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There's a potential mismatch between the size of names_ vector and the interfaces vector. The names_ vector is populated dynamically from JSON (excluding "Internal"), while interfaces is a fixed-size list. If the order or count doesn't match, accessing interfaces[index] with an index from names_ could cause out-of-bounds access or incorrect interface selection.

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std::vector<std::string> methodNames;

std::string interfaceStr = interfaceName + ".";
for (const auto& method : json_["methods"])
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Direct access to json_["methods"] without checking if the key exists can cause an exception or unexpected behavior if the JSON structure is different than expected. Consider using json_.contains("methods") before iterating, or use json_.value("methods", nlohmann::json::array()) to provide a default empty array.

Suggested change
for (const auto& method : json_["methods"])
auto methods = json_.value("methods", nlohmann::json::array());
for (const auto& method : methods)

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#include "cpp/outputstream.h"

OutputStream gOutput;
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Global variable gOutput is declared without proper encapsulation. Consider using a singleton pattern or passing this as a parameter through the call stack to avoid global state, which makes testing and maintenance more difficult.

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Comment on lines +87 to +90
CURLcode res = curl_easy_perform(curl);
curl_easy_cleanup(curl);

return (res == CURLE_OK) ? response : "";
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The curl_slist created with curl_slist_append is not freed, causing a memory leak. After curl_easy_perform, you should call curl_slist_free_all(headers) before curl_easy_cleanup.

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Comment on lines +36 to +40
OutputStream(const std::string& filename)
: file_(std::make_unique<std::ofstream>(filename)),
out_(file_.get())
{
}
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The OutputStream constructor that takes a filename doesn't check if the file was successfully opened. If file creation fails, out_ will point to an invalid stream, causing undefined behavior when used. Add a check after file_ construction and handle the error appropriately.

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Comment on lines 311 to 312
path: ${{ github.workspace }}/build/test/cpp_test/firebolt_test_output.txt
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There is a trailing tab character at the end of this line. This is inconsistent with the rest of the file which uses spaces. Remove the tab character for consistency.

Suggested change
path: ${{ github.workspace }}/build/test/cpp_test/firebolt_test_output.txt
path: ${{ github.workspace }}/build/test/cpp_test/firebolt_test_output.txt

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if (ENABLE_DEMO_APP)
add_subdirectory(demo)
add_subdirectory(test/cpp_test) #for now
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The comment "#for now" suggests this is a temporary solution. If this test suite should be part of the demo app temporarily, this should be documented with a TODO or issue reference explaining when and how it will be moved to the proper location. If it's permanent, remove the comment.

Suggested change
add_subdirectory(test/cpp_test) #for now
add_subdirectory(test/cpp_test) # TODO: Move cpp_test into the main test suite directory once the demo app test layout is finalized.

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Comment on lines +31 to +37
bool gConnected = false;
bool gAutoRun = false;

void connectionChanged(const bool connected, const Firebolt::Error error)
{
std::cout << "Change in connection: connected: " << connected << " error: " << static_cast<int>(error) << std::endl;
gConnected = connected;
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The global variable gConnected is accessed from both the connection callback (line 37) and the waitOnConnectionReady function (line 62) without synchronization. This creates a race condition if the callback is invoked from a different thread. Consider using std::atomic or protecting access with a mutex.

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Comment on lines +121 to +137
std::vector<std::string> IFireboltDemo::methodsFromRpc(const std::string& interfaceName)
{
std::vector<std::string> methodNames;

std::string interfaceStr = interfaceName + ".";
for (const auto& method : json_["methods"])
{
if (method.contains("name") && method["name"].get<std::string>().rfind(interfaceStr, 0) == 0)
{

names_.push_back(method["name"]);
descriptions_.push_back(method["summary"]);
gOutput << "Found method: " << names_.back() << ":" << descriptions_.back() << std::endl;
}
}

return methodNames;
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The function methodsFromRpc returns a methodNames vector that is always empty. The function populates names_ and descriptions_ member variables but never adds anything to methodNames. Either the return value should be removed (changing return type to void), or the function should return names_ instead.

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Copilot AI review requested due to automatic review settings January 28, 2026 14:35
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Pull request overview

Copilot reviewed 29 out of 29 changed files in this pull request and generated 15 comments.


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Comment on lines +52 to +59
(*out_) << value;
return *this;
}

// Support for std::endl and other manipulators
OutputStream& operator<<(std::ostream& (*manip)(std::ostream&))
{
(*out_) << manip;
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Potential null pointer dereference: The code checks if out_ is valid before dereferencing with (*out_) << value, but out_ could be null if the file failed to open in the constructor on line 36-38. The file_ unique_ptr could be valid but the ofstream could be in a failed state, making file_.get() return a non-null pointer to an unopened stream. Consider checking the stream state (e.g., out_->good()) before writing.

Suggested change
(*out_) << value;
return *this;
}
// Support for std::endl and other manipulators
OutputStream& operator<<(std::ostream& (*manip)(std::ostream&))
{
(*out_) << manip;
if (out_ && out_->good()) {
(*out_) << value;
}
return *this;
}
// Support for std::endl and other manipulators
OutputStream& operator<<(std::ostream& (*manip)(std::ostream&))
{
if (out_ && out_->good()) {
(*out_) << manip;
}

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void runOption(const int index);

private:
// void triggerPresentationStateChange();
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Commented-out private member should be removed or uncommented. If the triggerPresentationStateChange method is not yet implemented, either implement it or remove the commented declaration to keep the code clean.

Suggested change
// void triggerPresentationStateChange();

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LifecycleDemo::LifecycleDemo()
: IFireboltDemo()
{
methodsFromRpc("Lifecycle2");
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The methodsFromRpc call uses "Lifecycle2" as the interface name, which is inconsistent with other demo files that don't have version numbers in their interface names (e.g., "Device", "Display", "Accessibility"). If "Lifecycle2" is the correct interface name in the OpenRPC spec, this is fine. Otherwise, ensure consistency with interface naming conventions. You may want to verify this is intentional.

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Comment on lines +272 to +276
- name: Get version
run: |
VERSION=$(git describe --tags --dirty --match "v[0-9]*")
echo "VERSION=$VERSION" >> $GITHUB_ENV
echo "version: $VERSION"
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Unused variable: The VERSION environment variable is set but never used in subsequent steps. Either use this variable for versioning purposes (e.g., in artifact names or build metadata) or remove these lines to keep the workflow clean.

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Comment on lines +94 to 98
add_subdirectory(test/cpp_test) #for now
endif()

if (ENABLE_TESTS)
add_subdirectory(test)
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The cpp_test subdirectory is unconditionally added when ENABLE_DEMO_APP is ON. The inline comment "for now" suggests this is temporary, but cpp_test appears to be a test directory, not a demo application. Consider either: 1) Moving this under the ENABLE_TESTS condition (lines 97-99), or 2) Creating a separate ENABLE_CPP_TEST option. Mixing test code with demo code in this way violates separation of concerns.

Suggested change
add_subdirectory(test/cpp_test) #for now
endif()
if (ENABLE_TESTS)
add_subdirectory(test)
endif()
if (ENABLE_TESTS)
add_subdirectory(test)
add_subdirectory(test/cpp_test)

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#include "outputstream.h"
extern OutputStream gOutput;

// #include "json_types/jsondata_device_types.h"
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Commented-out code should be removed. If the include of jsondata_device_types.h is not needed, remove the comment. If it might be needed in the future, add a TODO comment explaining why.

Suggested change
// #include "json_types/jsondata_device_types.h"

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Comment on lines +321 to +325
- name: Get version
run: |
VERSION=$(git describe --tags --dirty --match "v[0-9]*")
echo "VERSION=$VERSION" >> $GITHUB_ENV
echo "version: $VERSION"
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Unused variable: The VERSION environment variable is set but never used in subsequent steps. Either use this variable for versioning purposes (e.g., in artifact names or build metadata) or remove these lines to keep the workflow clean.

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std::this_thread::sleep_for(std::chrono::seconds(1));

// ::testing::InitGoogleTest(&argc, argv);
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Commented-out code should be removed rather than left in the codebase. If GoogleTest integration is planned for the future, document this as a TODO comment with context. Otherwise, remove this line to keep the code clean.

Suggested change
// ::testing::InitGoogleTest(&argc, argv);
// TODO: Initialize GoogleTest here when integrating unit tests with this binary.

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Comment on lines +31 to +33

#define FAIL() std::cout

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The FAIL() macro is misleading. It's defined as std::cout but the name suggests it would cause a test failure (like in GoogleTest). This macro only prints to console without actually failing. Consider either: 1) Renaming to something like ERROR_LOG() to accurately reflect its behavior, or 2) Implementing actual failure logic if this is meant to be a test framework. The current implementation could confuse developers expecting test failure behavior.

Suggested change
#define FAIL() std::cout
#include <cstdlib>
namespace
{
class FailLogger
{
public:
FailLogger() = default;
~FailLogger()
{
// Ensure that any use of FAIL() results in a hard failure.
std::abort();
}
template <typename T>
FailLogger& operator<<(const T& value)
{
std::cerr << value;
return *this;
}
using Manipulator = std::ostream& (*)(std::ostream&);
FailLogger& operator<<(Manipulator manip)
{
manip(std::cerr);
return *this;
}
};
inline FailLogger makeFailLogger()
{
return FailLogger{};
}
} // namespace
#define FAIL() makeFailLogger()

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}

void AccessibilityDemo::runOption(const int index)
{
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Missing bounds checking: The code accesses names_[index] without verifying that index is within valid bounds. If index is out of range, this will cause undefined behavior. While the caller is expected to provide valid indices, defensive programming would add a bounds check or at least an assertion to catch programming errors early.

Suggested change
{
{
if (index < 0 || static_cast<size_t>(index) >= names_.size())
{
outStream_ << "Invalid Accessibility option index: " << index << std::endl;
return;
}

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Copilot AI review requested due to automatic review settings January 28, 2026 15:08
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Pull request overview

Copilot reviewed 29 out of 29 changed files in this pull request and generated 12 comments.


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Comment on lines +63 to +91
std::string httpPost(const std::string& url, const std::string& postData)
{
CURL* curl = curl_easy_init();
if (!curl)
return "";
curl_easy_setopt(curl, CURLOPT_URL, url.c_str());
curl_easy_setopt(curl, CURLOPT_POST, 1L);
curl_easy_setopt(curl, CURLOPT_POSTFIELDS, postData.c_str());
curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, postData.size());

struct curl_slist* headers = nullptr;
headers = curl_slist_append(headers, "Content-Type: application/json");
curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headers);

std::string response;
curl_easy_setopt(
curl, CURLOPT_WRITEFUNCTION,
+[](char* ptr, size_t size, size_t nmemb, std::string* data)
{
data->append(ptr, size * nmemb);
return size * nmemb;
});
curl_easy_setopt(curl, CURLOPT_WRITEDATA, &response);

CURLcode res = curl_easy_perform(curl);
curl_easy_cleanup(curl);

return (res == CURLE_OK) ? response : "";
}
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The httpPost function leaks memory by not freeing the curl_slist headers. After curl_easy_perform, you should call curl_slist_free_all(headers) before curl_easy_cleanup to avoid memory leaks.

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Comment on lines +75 to +108
gOutput = OutputStream("firebolt_test_output.txt");

gOutput << "Logging to file instead of console" << std::endl;

// check args for -auto option
for (int i = 1; i < argc; ++i)
{
std::cout << "Arg: " << argv[i] << std::endl;
if (std::string(argv[i]) == "-auto")
{
gAutoRun = true;
break;
}
}

std::string url = "ws://127.0.0.1:9998";
createFireboltInstance(url);

std::this_thread::sleep_for(std::chrono::seconds(1));

// ::testing::InitGoogleTest(&argc, argv);
if (!waitOnConnectionReady())
{
std::cout << "Test not able to connect with server..." << std::endl;
return -1;
}

if (gAutoRun)
{
gOutput = OutputStream("firebolt_test_output.txt");
ChooseInterface chooseInterface;
chooseInterface.autoRun();
return 0;
}
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The OutputStream is initialized twice in the main function when gAutoRun is true: once at line 75 and again at line 104. The second initialization at line 104 will replace the first one, making the initial assignment at line 75 redundant when running in auto mode. Consider restructuring this logic to avoid the unnecessary initialization.

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Comment on lines +49 to +59
interfaces = {new AccessibilityDemo(), new AdvertisingDemo(), new DeviceDemo(), new DisplayDemo(),
new LifecycleDemo(), new LocalizationDemo(), new PresentationDemo(), new StatsDemo()};
}

ChooseInterface::~ChooseInterface()
{
for (auto interfacePtr : interfaces)
{
delete interfacePtr;
}
}
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The interfaces vector stores raw pointers allocated with new, which are manually deleted in the destructor. This is error-prone and violates modern C++ best practices. Consider using std::unique_ptr or std::shared_ptr to manage these objects automatically. This would eliminate the need for manual deletion and prevent potential memory leaks if exceptions occur during construction.

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bool waitOnConnectionReady()
{
uint32_t waiting = 10000;
static constexpr uint32_t SLEEPSLOT_TIME = 100;
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The static constexpr uint32_t SLEEPSLOT_TIME is declared inside the function. While this works in C++11 and later, it's more conventional to declare such constants at namespace scope or as a class member for better visibility and potential reuse. Consider moving it outside the function scope.

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Comment on lines +1 to +4
#pragma once
#include <string_view>

constexpr std::string_view JSON_DATA = R"(@JSON_CONTENT@)"; No newline at end of file
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The JSON_DATA string_view is defined in the generated header file as a raw string literal. This approach embeds the entire JSON file content into the binary. For large JSON files, this could significantly increase binary size. Consider whether loading the JSON file at runtime might be more appropriate, or document that this is intentional for distribution convenience.

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Comment on lines +121 to +138
std::vector<std::string> IFireboltDemo::methodsFromRpc(const std::string& interfaceName)
{
std::vector<std::string> methodNames;

std::string interfaceStr = interfaceName + ".";
for (const auto& method : json_["methods"])
{
if (method.contains("name") && method["name"].get<std::string>().rfind(interfaceStr, 0) == 0)
{

names_.push_back(method["name"]);
descriptions_.push_back(method["summary"]);
gOutput << "Found method: " << names_.back() << ":" << descriptions_.back() << std::endl;
}
}

return methodNames;
}
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The methodsFromRpc function declares a local variable methodNames that is never used and returns an empty vector. Either this variable should be populated and returned, or the function should have a void return type. The current implementation suggests incomplete functionality.

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Comment on lines +130 to +139
void verifyEventReceived(std::mutex& mtx, std::condition_variable& cv, bool& eventReceived)
{

// Wait for the event to be received or timeout after 5 seconds
std::unique_lock<std::mutex> lock(mtx);
if (!cv.wait_for(lock, std::chrono::seconds(5), [&] { return eventReceived; }))
{
FAIL() << "Did not receive event within timeout";
}
}
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The verifyEventReceived function has a hardcoded timeout of 5 seconds, while the similar function in test/utils.cpp uses a configurable EventWaitTime constant set to 2 seconds. This inconsistency could lead to different timeout behaviors. Consider using a consistent timeout value or making it configurable.

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Comment on lines +42 to +55
void IFireboltDemo::paramFromConsole(const std::string& name, const std::string& def, std::string& value)
{
gOutput << "Enter " << name << " (default: " << def << "): ";
std::string input;
std::getline(std::cin, input);
if (input.empty())
{
value = def;
}
else
{
value = input;
}
}
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The paramFromConsole function uses std::getline to read user input, but there's no validation or sanitization of the input value. While this may be acceptable for a demo application, consider documenting any expected input constraints or adding basic validation if certain parameters have format requirements.

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Comment on lines +35 to +60
std::string httpGet(const std::string& url)
{
CURL* curl = curl_easy_init();
if (!curl)
return "";
curl_easy_setopt(curl, CURLOPT_URL, url.c_str());

struct curl_slist* headers = nullptr;
headers = curl_slist_append(headers, "Content-Type: application/json");
curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headers);

std::string response;
curl_easy_setopt(
curl, CURLOPT_WRITEFUNCTION,
+[](char* ptr, size_t size, size_t nmemb, std::string* data)
{
data->append(ptr, size * nmemb);
return size * nmemb;
});
curl_easy_setopt(curl, CURLOPT_WRITEDATA, &response);

CURLcode res = curl_easy_perform(curl);
curl_easy_cleanup(curl);

return (res == CURLE_OK) ? response : "";
}
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The httpGet and httpPost functions leak memory by not freeing the curl_slist headers. After curl_easy_perform, you should call curl_slist_free_all(headers) before curl_easy_cleanup to avoid memory leaks.

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Comment on lines +35 to +139
std::string httpGet(const std::string& url)
{
CURL* curl = curl_easy_init();
if (!curl)
return "";
curl_easy_setopt(curl, CURLOPT_URL, url.c_str());

struct curl_slist* headers = nullptr;
headers = curl_slist_append(headers, "Content-Type: application/json");
curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headers);

std::string response;
curl_easy_setopt(
curl, CURLOPT_WRITEFUNCTION,
+[](char* ptr, size_t size, size_t nmemb, std::string* data)
{
data->append(ptr, size * nmemb);
return size * nmemb;
});
curl_easy_setopt(curl, CURLOPT_WRITEDATA, &response);

CURLcode res = curl_easy_perform(curl);
curl_easy_cleanup(curl);

return (res == CURLE_OK) ? response : "";
}

// curl http post helper function using
std::string httpPost(const std::string& url, const std::string& postData)
{
CURL* curl = curl_easy_init();
if (!curl)
return "";
curl_easy_setopt(curl, CURLOPT_URL, url.c_str());
curl_easy_setopt(curl, CURLOPT_POST, 1L);
curl_easy_setopt(curl, CURLOPT_POSTFIELDS, postData.c_str());
curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, postData.size());

struct curl_slist* headers = nullptr;
headers = curl_slist_append(headers, "Content-Type: application/json");
curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headers);

std::string response;
curl_easy_setopt(
curl, CURLOPT_WRITEFUNCTION,
+[](char* ptr, size_t size, size_t nmemb, std::string* data)
{
data->append(ptr, size * nmemb);
return size * nmemb;
});
curl_easy_setopt(curl, CURLOPT_WRITEDATA, &response);

CURLcode res = curl_easy_perform(curl);
curl_easy_cleanup(curl);

return (res == CURLE_OK) ? response : "";
}

void triggerRaw(const std::string& payload)
{
httpPost("http://localhost:3333/api/v1/raw", payload);
}

void triggerEvent(const std::string& method, const std::string& params)
{
nlohmann::json eventMessage;
eventMessage["method"] = method;
eventMessage["result"] = nlohmann::json::parse(params);

httpPost("http://localhost:3333/api/v1/event", eventMessage.dump());
}

void verifyEventSubscription(const Firebolt::Result<Firebolt::SubscriptionId>& id)
{
if (id)
{
std::cout << "Event Subscription is successful." << std::endl;
}
else
{
FAIL() << "Event Subscription failed. " + toError(id);
}
}
void verifyUnsubscribeResult(const Firebolt::Result<void>& result)
{

if (result.error() == Firebolt::Error::None)
{
std::cout << "Unsubscribe success" << std::endl;
}
else
{
FAIL() << "Unsubscribe failed." + toError(result);
}
}
void verifyEventReceived(std::mutex& mtx, std::condition_variable& cv, bool& eventReceived)
{

// Wait for the event to be received or timeout after 5 seconds
std::unique_lock<std::mutex> lock(mtx);
if (!cv.wait_for(lock, std::chrono::seconds(5), [&] { return eventReceived; }))
{
FAIL() << "Did not receive event within timeout";
}
}
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This code duplicates the httpGet, httpPost, triggerEvent, triggerRaw, verifyEventSubscription, verifyUnsubscribeResult, and verifyEventReceived functions that already exist in test/utils.cpp. Consider extracting these common utilities into a shared header/source file that both the gtest-based tests and this demo application can use, to avoid code duplication and maintenance burden.

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4 participants