test: Add "require fnl creates cache" test

test/require_a_fnl_file/my_file.fnl

@@ -0,0 +1 @@
+{:value 0}

test/require_a_fnl_file/test.lua

@@ -0,0 +1,8 @@
+local t = require("my_file")
+
+-- actually check value cause exit(nil) probaby == 0
+if t.value == 0 then
+  os.exit(0)
+else
+  os.exit(1)
+end

test/require_a_fnl_file/test.sh

@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+
+# place test file to into runtime
+cp $2/my_file.fnl /config/fnl/my_file.fnl
+
+cat <<EOF | assert "can import a fennel file without crashing"
+  /test/nvim.sh $1 || fail "could not import fennel file"
+EOF
+
+cat <<EOF | assert "imported file is in cache"
+  if [[ ! -f /root/.cache/nvim/hotpot/config/fnl/my_file.lua ]]; then
+    exa --tree -a /root/.cache/nvim/hotpot >> /run.log
+    fail "no cache file created"
+  fi
+EOF
+

test/require_hotpot/test.sh

@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
 
 cat <<EOF | assert "require(hotpot) does not crash"
-  /test/nvim.sh require_hotpot || fail
+  /test/nvim.sh $1 || fail
 EOF