move client from separate repo

client/tests/mocks/http.mock.ts

@@ -0,0 +1,17 @@
+import { Http } from '../../lib/patch-db'
+import { Revision, Dump } from '../../lib/sequence-store'
+
+export class MockHttp<T> implements Http<T> {
+  constructor (private readonly mockData: {
+    getSequences: Revision[],
+    getDump: Dump<T>
+  }) {  }
+
+  getRevisions (): Promise<Revision[]> {
+    return Promise.resolve(this.mockData.getSequences)
+  }
+
+  getDump (): Promise<Dump<T>> {
+    return Promise.resolve(this.mockData.getDump)
+  }
+}