close #2166 - add support for cursor api (#2217)

packages/search/lib/commands/CURSOR_READ.spec.ts

@@ -0,0 +1,36 @@
+import { strict as assert } from 'assert';
+import { SchemaFieldTypes } from '.';
+import testUtils, { GLOBAL } from '../test-utils';
+import { transformArguments } from './CURSOR_READ';
+
+describe('CURSOR READ', () => {
+    it('transformArguments', () => {
+        assert.deepEqual(
+            transformArguments('index', 0),
+            ['FT.CURSOR', 'READ', 'index', '0']
+        );
+    });
+
+    testUtils.testWithClient('client.ft.cursorRead', async client => {
+        const [ ,, { cursor } ] = await Promise.all([
+            client.ft.create('idx', {
+                field: {
+                    type: SchemaFieldTypes.TEXT
+                }
+            }),
+            client.hSet('key', 'field', 'value'),
+            client.ft.aggregateWithCursor('idx', '*', {
+                COUNT: 1
+            })
+        ]);
+
+        assert.deepEqual(
+            await client.ft.cursorRead('idx', cursor),
+            {
+                total: 0,
+                results: [],
+                cursor: 0
+            }
+        );
+    }, GLOBAL.SERVERS.OPEN);
+});