IQ.Pilot Release Commit @ b6534c0

iqpilot/common/tests/test_params.cc

@@ -0,0 +1,33 @@
+#include "catch2/catch.hpp"
+#include <fcntl.h>
+#include <sys/file.h>
+#include <unistd.h>
+#define private public
+#include "common/params.h"
+#include "common/util.h"
+
+TEST_CASE("params_nonblocking_put") {
+  char tmp_path[] = "/tmp/asyncWriter_XXXXXX";
+  const std::string param_path = mkdtemp(tmp_path);
+  auto param_names = {"CarParams", "IsMetric"};
+  {
+    Params params(param_path);
+    const int lock_fd = open((param_path + "/.lock").c_str(), O_CREAT | O_RDWR, 0775);
+    REQUIRE(lock_fd >= 0);
+    REQUIRE(flock(lock_fd, LOCK_EX) == 0);
+    for (const auto &name : param_names) {
+      params.putNonBlocking(name, "1");
+    }
+
+    const bool future_valid = params.future.valid();
+    const auto future_status = future_valid ? params.future.wait_for(std::chrono::milliseconds(0)) : std::future_status::deferred;
+    REQUIRE(flock(lock_fd, LOCK_UN) == 0);
+    REQUIRE(close(lock_fd) == 0);
+    REQUIRE(future_valid);
+    REQUIRE(future_status == std::future_status::timeout);
+  }
+  Params p(param_path);
+  for (const auto &name : param_names) {
+    REQUIRE(p.get(name) == "1");
+  }
+}