diff --git a/libc/test/src/string/memory_utils/CMakeLists.txt b/libc/test/src/string/memory_utils/CMakeLists.txt
--- a/libc/test/src/string/memory_utils/CMakeLists.txt
+++ b/libc/test/src/string/memory_utils/CMakeLists.txt
@@ -18,3 +18,15 @@
     libc.src.__support.CPP.array
     libc.src.__support.CPP.array_ref
 )
+
+add_libc_unittest(
+  algorithm_test
+  SUITE
+    libc_string_unittests
+  SRCS
+    algorithm_test.cpp
+  DEPENDS
+    libc.src.string.memory_utils.memory_utils
+    libc.src.__support.CPP.array
+    libc.src.__support.CPP.array_ref
+)