Demo for query storing

Change-Id: I947bcac841992c3f6cfd01ab337c265b0d01cb70
diff --git a/node_modules/pseudomap/map.js b/node_modules/pseudomap/map.js
new file mode 100644
index 0000000..7db1599
--- /dev/null
+++ b/node_modules/pseudomap/map.js
@@ -0,0 +1,9 @@
+if (process.env.npm_package_name === 'pseudomap' &&
+    process.env.npm_lifecycle_script === 'test')
+  process.env.TEST_PSEUDOMAP = 'true'
+
+if (typeof Map === 'function' && !process.env.TEST_PSEUDOMAP) {
+  module.exports = Map
+} else {
+  module.exports = require('./pseudomap')
+}