feat: added test for main functionality

Author: Krasnovvvvv

CMakeLists.txt

@@ -6,7 +6,7 @@ set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS OFF)
 
 option(PERPLEXITY_BUILD_EXAMPLES "Build example programs" ON)
-option(PERPLEXITY_BUILD_TESTS "Build tests" OFF)
+option(PERPLEXITY_BUILD_TESTS "Build tests" ON)
 
 find_package(CURL CONFIG REQUIRED)
 find_package(nlohmann_json CONFIG REQUIRED)

tests/CMakeLists.txt

@@ -0,0 +1,19 @@
+
+enable_testing()
+find_package(GTest CONFIG REQUIRED)
+
+set(TESTS
+        perplexity_tests.cpp
+)
+
+foreach(TEST_FILE ${TESTS})
+    get_filename_component(TEST_NAME ${TEST_FILE} NAME_WE)
+    add_executable(${TEST_NAME} ${TEST_FILE})
+    target_link_libraries(${TEST_NAME} PRIVATE GTest::gtest_main perplexity)
+    target_compile_features(${TEST_NAME} PRIVATE cxx_std_17)
+    target_include_directories(${TEST_NAME} PRIVATE
+            ${PROJECT_SOURCE_DIR}/include
+    )
+    include(GoogleTest)
+    gtest_discover_tests(${TEST_NAME})
+endforeach()

tests/perplexity_tests.cpp

@@ -0,0 +1,63 @@
+#include <gtest/gtest.h>
+#include <perplexity.h>
+
+using namespace perplexity;
+
+// Test: Basic Configuration error
+TEST(PerplexityExceptions, ConfigurationError) {
+    EXPECT_THROW(Config(""), ConfigurationError);
+    Config cfg("api-key");
+    EXPECT_NO_THROW(cfg.timeout(std::chrono::seconds(10)));
+}
+
+// Test: Checking the Message builder
+TEST(PerplexityModels, MessageBuilder) {
+    Message msg = Message::user("Testuser");
+    ASSERT_EQ(msg.role, MessageRole::User);
+    ASSERT_EQ(msg.content, "Testuser");
+    // Checking serialization
+    auto j = msg.to_json();
+    EXPECT_EQ(j["role"], "user");
+    EXPECT_EQ(j["content"], "Testuser");
+}
+
+// Test: Request validation
+TEST(PerplexityModels, ChatRequestValidation) {
+    ChatRequest req;
+    EXPECT_THROW(req.validate(), ValidationError);
+    req.model("sonar-pro").add_message(Message::user("Hi!"));
+    EXPECT_NO_THROW(req.validate());
+    auto j = req.to_json();
+    EXPECT_EQ(j["model"], "sonar-pro");
+}
+
+// Test: RateLimiter
+TEST(PerplexityUtils, RateLimiterBasic) {
+    RateLimiter limiter(5, true);
+    for (int i = 0; i < 5; ++i) {
+        EXPECT_TRUE(limiter.can_make_request());
+        limiter.wait_if_needed();
+    }
+    EXPECT_FALSE(limiter.can_make_request());
+    limiter.reset();
+    EXPECT_TRUE(limiter.can_make_request());
+}
+
+// Test: Client Exclusions
+TEST(PerplexityExceptions, AuthAndNetwork) {
+    EXPECT_THROW(AuthenticationError("fail"), AuthenticationError);
+    EXPECT_THROW(NetworkError("fail", 400), NetworkError);
+    EXPECT_THROW(RateLimitError("fail", 5), RateLimitError);
+}
+
+TEST(PerplexityIntegration, RealRequest) {
+    const char* key = std::getenv("PERPLEXITY_API_KEY");
+    if (!key) GTEST_SKIP() << "No API key in env";
+    Client client(key);
+    auto req = ChatRequest("sonar-pro")
+        .add_message(Message::user("Ping!"))
+        .max_tokens(10);
+    ChatResponse resp = client.chat(req);
+    EXPECT_TRUE(!resp.content.empty());
+}
+

vcpkg.json

@@ -4,6 +4,7 @@
   "builtin-baseline": "a345bbdc68cdfda65603e24413b21afb28f110fb",
   "dependencies": [
     "curl",
-    "nlohmann-json"
+    "nlohmann-json",
+    "gtest"
   ]
 }