Squashed 'libs/cppzmq/' content from commit c66fc609

git-subtree-dir: libs/cppzmq
git-subtree-split: c66fc6094b2a03439dea8469719e221e80e2e8e7

tests/context.cpp

@@ -0,0 +1,84 @@
+#include <catch2/catch.hpp>
+#include <zmq.hpp>
+
+#if (__cplusplus >= 201703L)
+static_assert(std::is_nothrow_swappable<zmq::context_t>::value,
+              "context_t should be nothrow swappable");
+#endif
+
+TEST_CASE("context construct default and destroy", "[context]")
+{
+    zmq::context_t context;
+}
+
+TEST_CASE("context create, close and destroy", "[context]")
+{
+    zmq::context_t context;
+    context.close();
+    CHECK(NULL == context.handle());
+}
+
+TEST_CASE("context shutdown", "[context]")
+{
+    zmq::context_t context;
+    context.shutdown();
+    CHECK(NULL != context.handle());
+    context.close();
+    CHECK(NULL == context.handle());
+}
+
+TEST_CASE("context shutdown again", "[context]")
+{
+    zmq::context_t context;
+    context.shutdown();
+    context.shutdown();
+    CHECK(NULL != context.handle());
+    context.close();
+    CHECK(NULL == context.handle());
+}
+
+#ifdef ZMQ_CPP11
+TEST_CASE("context swap", "[context]")
+{
+    zmq::context_t context1;
+    zmq::context_t context2;
+    using std::swap;
+    swap(context1, context2);
+}
+
+TEST_CASE("context - use socket after shutdown", "[context]")
+{
+    zmq::context_t context;
+    zmq::socket_t sock(context, zmq::socket_type::rep);
+    context.shutdown();
+    try
+    {
+        sock.connect("inproc://test");
+        zmq::message_t msg;
+        (void)sock.recv(msg, zmq::recv_flags::dontwait);
+        REQUIRE(false);
+    }
+    catch (const zmq::error_t& e)
+    {
+        REQUIRE(e.num() == ETERM);
+    }
+}
+
+TEST_CASE("context set/get options", "[context]")
+{
+    zmq::context_t context;
+#if defined(ZMQ_BLOCKY) && defined(ZMQ_IO_THREADS)
+    context.set(zmq::ctxopt::blocky, false);
+    context.set(zmq::ctxopt::io_threads, 5);
+    CHECK(context.get(zmq::ctxopt::io_threads) == 5);
+#endif
+
+    CHECK_THROWS_AS(
+        context.set(static_cast<zmq::ctxopt>(-42), 5),
+        zmq::error_t);
+
+    CHECK_THROWS_AS(
+        context.get(static_cast<zmq::ctxopt>(-42)),
+        zmq::error_t);
+}
+#endif