forgot to add these...

dist/search-index-3.3.0.js.LICENSE.txt

@@ -0,0 +1,14 @@
+/*!
+ * The buffer module from node.js, for the browser.
+ *
+ * @author   Feross Aboukhadijeh <https://feross.org>
+ * @license  MIT
+ */
+
+/*! ieee754. BSD-3-Clause License. Feross Aboukhadijeh <https://feross.org/opensource> */
+
+/*! queue-microtask. MIT License. Feross Aboukhadijeh <https://feross.org/opensource> */
+
+/*! run-parallel-limit. MIT License. Feross Aboukhadijeh <https://feross.org/opensource> */
+
+/*! safe-buffer. MIT License. Feross Aboukhadijeh <https://feross.org/opensource> */

dist/search-index-esm-3.3.0.js.LICENSE.txt

@@ -0,0 +1,14 @@
+/*!
+ * The buffer module from node.js, for the browser.
+ *
+ * @author   Feross Aboukhadijeh <https://feross.org>
+ * @license  MIT
+ */
+
+/*! ieee754. BSD-3-Clause License. Feross Aboukhadijeh <https://feross.org/opensource> */
+
+/*! queue-microtask. MIT License. Feross Aboukhadijeh <https://feross.org/opensource> */
+
+/*! run-parallel-limit. MIT License. Feross Aboukhadijeh <https://feross.org/opensource> */
+
+/*! safe-buffer. MIT License. Feross Aboukhadijeh <https://feross.org/opensource> */

test/src/LAST_UPDATED-test.js

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+const si = require('../../')
+const test = require('tape')
+
+const sandbox = 'test/sandbox/'
+const indexName = sandbox + 'LAST_UPDATED'
+
+let timestamp
+
+test('create index', t => {
+  t.plan(1)
+  si({ name: indexName }).then(db => {
+    global[indexName] = db
+    t.ok(db, !undefined)
+  })
+})
+
+test('timestamp was created', t => {
+  t.plan(1)
+  global[indexName].INDEX.STORE.get(['~LAST_UPDATED']).then(lastUpdated => {
+    timestamp = lastUpdated
+    return t.pass('timestamp created')
+  })
+})
+
+test('can read LAST_UPDATED timestamp with API', t => {
+  t.plan(1)
+  global[indexName].LAST_UPDATED().then(res => t.equals(res, timestamp))
+})
+
+test('is valid timestamp', t => {
+  t.plan(1)
+  global[indexName].INDEX.STORE.get(['~LAST_UPDATED']).then(lastUpdated =>
+    t.ok(new Date(lastUpdated))
+  )
+})
+
+test('update index', t => {
+  t.plan(1)
+  global[indexName]
+    .PUT([
+      {
+        _id: 0,
+        body: 'test doc'
+      }
+    ])
+    .then(res => t.ok(true))
+})
+
+test('LAST_UPDATED timestamp has increased', t => {
+  t.plan(1)
+  global[indexName].LAST_UPDATED().then(res => t.ok(res > timestamp))
+})