Add ls

Change-Id: I86f799ff9577940c7df8e01cda6c6b7867de8e7e
diff --git a/CMakeLists.txt b/CMakeLists.txt
index cae063a..df49648 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -114,6 +114,7 @@
         target_link_libraries(test_${fname} TestCatchIntegration)
     endmacro()
     cli_test(cd)
+    cli_test(ls)
     cli_test(presence_containers)
     cli_test(leaf_editing)