- Fixing request logic to avoid hangs when REQUIREs fail before the client has been shutdown.

tests/unit_server.cpp

@@ -10,7 +10,9 @@
 #include "daggy/loggers/dag_run/OStreamLogger.hpp"
 
 Pistache::Http::Response
-REQUEST(Pistache::Http::Experimental::Client &client, std::string url, std::string payload = "") {
+REQUEST(std::string url, std::string payload = "") {
+    Pistache::Http::Experimental::Client client;
+    client.init();
     Pistache::Http::Response response;
     auto reqSpec = (payload.empty() ? client.get(url) : client.post(url));
     reqSpec.timeout(std::chrono::seconds(2));
@@ -37,6 +39,7 @@ REQUEST(Pistache::Http::Experimental::Client &client, std::string url, std::stri
 
     Pistache::Async::Barrier<Pistache::Http::Response> barrier(request);
     barrier.wait_for(std::chrono::seconds(2));
+    client.shutdown();
     if (error) {
         throw std::runtime_error(msg);
     }
@@ -52,23 +55,19 @@ TEST_CASE("Server Basic Endpoints", "[server_basic]") {
     const size_t nDAGRunners = 10,
             nWebThreads = 10;
 
-    daggy::Server server(listenSpec, logger, executor, 10);
+    daggy::Server server(listenSpec, logger, executor, nDAGRunners);
     server.init(nWebThreads);
     server.start();
 
-    Pistache::Http::Experimental::Client client;
     const std::string host = "localhost:";
     const std::string baseURL = host + std::to_string(server.getPort());
-    client.init();
 
-    SECTION("/ready endpoint") {
-        auto response = REQUEST(client, baseURL + "/ready");
+    {
+        auto response = REQUEST(baseURL + "/ready");
         REQUIRE(response.code() == Pistache::Http::Code::Ok);
     }
 
-    SECTION("dag submission") {
-        // submit a DAGRun
-        std::string dagRun = R"({
+    std::string dagRun = R"({
     "name": "unit_server",
     "parameters": { "DIRS": [ "A", "B" ] },
     "tasks": [
@@ -81,13 +80,12 @@ TEST_CASE("Server Basic Endpoints", "[server_basic]") {
          "parents": [ "touch" ]
        }
        ]
-    }
-        )";
+    })";
 
-        auto response = REQUEST(client, baseURL + "/v1/dagrun/", dagRun);
+    {
+        auto response = REQUEST(baseURL + "/v1/dagrun/", dagRun);
         REQUIRE(response.code() == Pistache::Http::Code::Ok);
     }
 
     server.shutdown();
-    client.shutdown();
 }