Optimize test coverage

.github/workflows/test.yml

@@ -69,7 +69,7 @@ jobs:
       fail-fast: false
       matrix:
         ssl: ["", MBEDTLS] #ssl: ["", MBEDTLS, OPENSSL]
-        select: ["-DMG_ENABLE_POLL=0 -DMG_ENABLE_EPOLL=1", -DMG_ENABLE_POLL=1]
+        select: [-DMG_ENABLE_POLL=0, -DMG_ENABLE_POLL=1]
         exclude:
         - ssl: MBEDTLS
           select: -DMG_ENABLE_POLL=0

test/unit_test.c

@@ -1268,7 +1268,8 @@ static void test_http_client(void) {
   mg_mgr_poll(&mgr, 1);
 #if 0
   {
-    // TODO(): Test failed host validation, mg_tls_init() is called on mg_connect() if url is https,
+    // TODO(): Test failed host validation, mg_tls_init() is called on
+    // mg_connect() if url is https,
     // hence we fake it and manually call it later with a wrong host name
     const char *furl = "http://cesanta.com:443";
     struct mg_str srvname;