feat(test): add get index test

test/server.c

@@ -0,0 +1,58 @@
+#include <curl/curl.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/wait.h>
+#include <unistd.h>
+
+#define URL "http://localhost:3030"
+
+int main(int argc, char **argv) {
+	if (argc < 2) {
+		return 1;
+	}
+
+	char *server_path = argv[1];
+	fprintf(stdout, "server path: %s\n", server_path);
+
+	/* Run the server as child proc */
+	pid_t pid = fork();
+	if (pid == 0) {
+		execl(server_path, "cws", NULL);
+		fprintf(stderr, "execl failed: %s\n", strerror(errno));
+		exit(1);
+	}
+
+	if (pid == -1) {
+		fprintf(stderr, "fork failed: %s\n", strerror(errno));
+		exit(1);
+	}
+
+	fprintf(stdout, "pid: %d\n", pid);
+
+	CURL *curl = curl_easy_init();
+	curl_easy_setopt(curl, CURLOPT_URL, URL);
+	curl_easy_setopt(curl, CURLOPT_CONNECTTIMEOUT, 1L);
+
+	long http_code = 0;
+	int max_retries = 10;
+	for (int i = 0; i < max_retries; i++) {
+		CURLcode res = curl_easy_perform(curl);
+		if (res == CURLE_OK) {
+			curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &http_code);
+			break;
+		}
+		fprintf(stdout, "Server not ready, retry %d/%d...\n", i + 1, max_retries);
+		sleep(1);
+	}
+
+	curl_easy_cleanup(curl);
+
+	fprintf(stdout, "http_code: %ld\n", http_code);
+
+	/* Kill the server */
+	kill(pid, SIGTERM);
+	waitpid(pid, NULL, 0);
+
+	return http_code == 200 ? 0 : 1;
+}