test cache

app/crawler/cache_test.sh

@@ -0,0 +1,12 @@
+#! /bin/bash
+
+test_path() {
+   cache path abc | tr '/' '\n' | tail -n 1 | grep -q $(echo -n abc | base64)
+}
+
+test_get_put_get() {
+   export CACHE_DURATION=10
+   ! cache get abc
+   echo hi | cache put abc > /dev/null
+   cache get abc | grep -q .
+}