3 files changed, 52 insertions, 0 deletions

diff --git a/plugin/CMakeLists.txt b/plugin/CMakeLists.txt
index f2745b2..2c34228 100644
--- a/plugin/CMakeLists.txt
+++ b/plugin/CMakeLists.txt
@@ -6,6 +6,8 @@ set(CMAKE_C_STANDARD 23)
 set(CMAKE_C_STANDARD_REQUIRED On)
 set(CMAKE_C_EXTENSIONS Off)
 
+# Library.
+
 add_library(plugin
   src/plugin.c)
 
@@ -18,3 +20,19 @@ target_link_libraries(plugin PRIVATE
   log)
 
 target_compile_options(plugin PRIVATE -Wall -Wextra)
+
+# Test
+
+add_library(hello_plugin SHARED
+  test/hello_plugin.c)
+
+target_compile_options(hello_plugin PRIVATE -Wall -Wextra)
+
+add_executable(plugin_test
+  test/plugin_test.c)
+
+target_link_libraries(plugin_test
+  plugin
+  test)
+
+target_compile_options(plugin_test PRIVATE -DUNIT_TEST -DNDEBUG -Wall -Wextra)
diff --git a/plugin/test/hello_plugin.c b/plugin/test/hello_plugin.c
new file mode 100644
index 0000000..1ab290f
--- /dev/null
+++ b/plugin/test/hello_plugin.c
@@ -0,0 +1,3 @@
+#include <stdio.h>
+
+void SayHello() { printf("Hello!\n"); }
diff --git a/plugin/test/plugin_test.c b/plugin/test/plugin_test.c
new file mode 100644
index 0000000..d31bab6
--- /dev/null
+++ b/plugin/test/plugin_test.c
@@ -0,0 +1,31 @@
+#include "plugin.h"
+
+#include "test.h"
+
+#include <stdio.h>
+
+typedef void (*SayHelloFunc)(void);
+
+TEST_CASE(test_hello_plugin) {
+  PluginEngine* eng =
+      new_plugin_engine(&(PluginEngineDesc){.plugins_dir = "."});
+  TEST_TRUE(eng != 0);
+
+  Plugin* plugin = load_plugin(eng, "hello_plugin");
+  TEST_TRUE(plugin != 0);
+
+  plugin_call(plugin, SayHelloFunc, "SayHello");
+
+  printf("Now modify the plugin, build it, and press enter");
+  fflush(stdout);
+  getchar();
+
+  plugin_engine_update(eng);
+
+  plugin_call(plugin, SayHelloFunc, "SayHello");
+
+  delete_plugin_engine(&eng);
+  TEST_TRUE(eng == 0);
+}
+
+int main() { return 0; }