Merge pull request #7478 from hercules-ci/make-sure-initNix-called

libstore: Make sure that initNix has been called

src/libexpr/tests/libexprtests.hh

@@ -12,6 +12,7 @@ namespace nix {
     class LibExprTest : public ::testing::Test {
         public:
             static void SetUpTestSuite() {
+                initLibStore();
                 initGC();
             }