smartbotic-vectorapi/tests/test_config.cpp

#include <gtest/gtest.h>
#include "config.hpp"

using svapi::Config;

TEST(Config, DefaultsWhenEmpty) {
    Config c = Config::fromJson(nlohmann::json::object());
    EXPECT_EQ(c.logLevel, "info");
    EXPECT_EQ(c.httpBind, "0.0.0.0");
    EXPECT_EQ(c.httpPort, 8080);
    EXPECT_EQ(c.dbAddress, "localhost:9004");
}

TEST(Config, ParsesProvidedValues) {
    auto j = nlohmann::json::parse(R"({
        "log_level":"debug",
        "http":{"bind_address":"127.0.0.1","port":9090},
        "database":{"address":"db:9004"}
    })");
    Config c = Config::fromJson(j);
    EXPECT_EQ(c.logLevel, "debug");
    EXPECT_EQ(c.httpBind, "127.0.0.1");
    EXPECT_EQ(c.httpPort, 9090);
    EXPECT_EQ(c.dbAddress, "db:9004");
}

TEST(Config, IgnoresUnknownKeys) {
    auto j = nlohmann::json::parse(R"({"nonsense":true,"http":{"port":1234}})");
    Config c = Config::fromJson(j);
    EXPECT_EQ(c.httpPort, 1234);
    EXPECT_EQ(c.httpBind, "0.0.0.0");
}