kernel/tests: dissolve tests into source tree

1 files changed, 38 insertions, 0 deletions

diff --git a/kernel/src/main.tests.cpp b/kernel/src/main.tests.cpp
new file mode 100644
index 0000000..b3ae142
--- /dev/null
+++ b/kernel/src/main.tests.cpp
@@ -0,0 +1,38 @@
+#include "kapi/interrupts.hpp"
+#include "kapi/memory.hpp"
+#include <kapi/cio.hpp>
+#include <kapi/cpu.hpp>
+
+#include <catch2/catch_session.hpp>
+
+auto main(int argc, char ** argv) -> int
+{
+  auto session = Catch::Session{};
+
+  if (auto result = session.applyCommandLine(argc, argv); result != 0)
+  {
+    return result;
+  }
+
+  auto const & config = session.configData();
+  auto skip_init = config.listTests ||      //
+                   config.listTags ||       //
+                   config.listReporters ||  //
+                   config.listListeners ||  //
+                   config.showHelp;
+
+  if (!skip_init)
+  {
+    kapi::cio::init();
+    kapi::cpu::init();
+    kapi::interrupts::enable();
+
+    kapi::memory::init();
+    // note: no kernel heap is created, since we are in the test environment. Nonetheless, we still initialize the
+    // memory subsystem, so that components that rely on it can be tested. No component must ever rely on the heap
+    // allocator directly, rather they have to go through the new and delete. However, some components may use the frame
+    // allocator and page mapper in order to perform their tasks.
+  }
+
+  return session.run();
+}