Add instanciation test for clap::helpers::Host

CMakeLists.txt

@@ -53,6 +53,7 @@ if (${CLAP_HELPERS_BUILD_TESTS})
     endif()
 
     add_executable(${PROJECT_NAME}-tests EXCLUDE_FROM_ALL
+            tests/create-an-actual-host.cc
             tests/create-an-actual-plugin.cc
             tests/hex-encoder.cc
             tests/host.cc

tests/create-an-actual-host.cc

@@ -0,0 +1,36 @@
+/*
+ * Actually use host.hh / host.hxx to create a host. Assert that it is constructable
+ */
+
+#include "clap/helpers/host.hh"
+#include "clap/helpers/host.hxx"
+
+#include <type_traits>
+
+#include <catch2/catch_all.hpp>
+
+struct test_host : clap::helpers::Host<clap::helpers::MisbehaviourHandler::Terminate,
+                                       clap::helpers::CheckingLevel::Maximal>
+{
+   test_host() : clap::helpers::Host<clap::helpers::MisbehaviourHandler::Terminate,
+                                     clap::helpers::CheckingLevel::Maximal>(
+                                       "Test Case Host",
+                                       "Free Audio",
+                                       "http://cleveraudio.org",
+                                       "1.0.0") {}
+
+   bool threadCheckIsMainThread() const noexcept override { return true; };
+   bool threadCheckIsAudioThread() const noexcept override { return false; };
+
+   void requestRestart() noexcept override {};
+   void requestProcess() noexcept override {};
+   void requestCallback() noexcept override {};
+};
+
+CATCH_TEST_CASE("Create an Actual Host")
+{
+   CATCH_SECTION("Test Host is Creatable")
+   {
+      CATCH_REQUIRE(std::is_constructible<test_host>::value);
+   }
+}