M .gitmodules → .gitmodules

@@ -7,3 +7,6 @@ url = https://github.com/pq-code-package/mlkem-native.git
 [submodule "subprojects/TinyCrypT"]
 	path = subprojects/TinyCrypT
 	url = https://gitea.eyes-like-fire.org/juniper/TinyCrypT.git
+[submodule "subprojects/Unity"]
+	path = subprojects/Unity
+	url = https://github.com/ThrowTheSwitch/Unity.git

M flake.nix → flake.nix

@@ -32,8 +32,10 @@ clang-tools
           valgrind
           bear
           tokei
+          ruby
         ];
         NIX_ENFORCE_NO_NATIVE = 0;
+        hardeningDisable = [ "fortify" ];
       };
       teiresia_shl = pkgs.mkShell {
         name = "circe-tooling-env-teiresia";

M meson.build → meson.build

@@ -1,6 +1,6 @@
 project('Circe', 'c', version: '0.1.0')
 
-## EXTERNAL DEPENDENCIES
+## TINYCRYPT
 
 tct_subproj = subproject('TinyCrypT')
 tct_dependency = tct_subproj.get_variable('TinyCrypT_dep')
@@ -65,6 +65,24 @@
 core_dep = declare_dependency(include_directories: core_incdir, link_with: core_target)
 set_variable(meson.project_name() + '_core_dep', core_dep)
 
+## UNITY TESTS
+
+unity_proj = subproject('Unity')
+unity_dep = unity_proj.get_variable('unity_dep')
+runner_gen = unity_proj.get_variable('gen_test_runner')
+
 if not meson.is_subproject() and not meson.is_cross_build()
-    # Tests go here
+    example_test = meson.source_root() / 'test/test_example.c'
+    example_test_runner = runner_gen.process(example_test)
+    test(
+        'example_tests',
+        executable(
+            'example_tests',
+            [example_test_runner, example_test],
+            include_directories: [],
+            link_with: [],
+            dependencies: unity_dep,
+            install: false,
+        ),
+    )
 endif

A test/test_example.c

@@ -0,0 +1,19 @@
+#include "unity.h"
+
+void
+setUp (void)
+{
+  // set stuff up here
+}
+
+void
+tearDown (void)
+{
+  // clean stuff up here
+}
+
+void
+test_example (void)
+{
+  TEST_ASSERT (0 == 0);
+}