Add tests and fix docker files

test/document-stores/redis.test.ts

@@ -0,0 +1,55 @@
+import RedisDocumentStore from '../../src/lib/document-stores/redis'
+
+describe('Redis document store', () => {
+  let store: RedisDocumentStore
+  /* reconnect to redis on each test */
+  afterEach(() => {
+    if (store) {
+      store.client?.quit()
+    }
+  })
+
+  describe('set', () => {
+    it('should be able to set a key and have an expiration set', async () => {
+      store = new RedisDocumentStore({
+        expire: 10,
+        type: 'redis',
+        url: 'http://localhost:6666',
+      })
+      return store.set('hello1', 'world', async () => {
+        const res = await store.client?.ttl('hello1')
+        expect(res).toBeGreaterThan(1)
+      })
+    })
+
+    it('should not set an expiration when told not to', async () => {
+      store = new RedisDocumentStore({
+        expire: 10,
+        type: 'redis',
+        url: 'http://localhost:6666',
+      })
+
+      store.set(
+        'hello2',
+        'world',
+        async () => {
+          const res = await store.client?.ttl('hello2')
+          expect(res).toEqual(-1)
+        },
+        true,
+      )
+    })
+
+    it('should not set an expiration when expiration is off', async () => {
+      store = new RedisDocumentStore({
+        type: 'redis',
+        url: 'http://localhost:6666',
+      })
+
+      store.set('hello3', 'world', async () => {
+        const res = await store.client?.ttl('hello3')
+        expect(res).toEqual(-1)
+      })
+    })
+  })
+})