lots of todo commends

lib/commands/SRANDMEMBER_COUNT.spec.ts

@@ -0,0 +1,19 @@
+import { strict as assert } from 'assert';
+import { TestRedisServers, itWithClient } from '../test-utils';
+import { transformArguments } from './SRANDMEMBER_COUNT';
+
+describe('SRANDMEMBER COUNT', () => {
+    it('transformArguments', () => {
+        assert.deepEqual(
+            transformArguments('key', 1),
+            ['SRANDMEMBER', 'key', '1']
+        );
+    });
+
+    itWithClient(TestRedisServers.OPEN, 'client.sRandMemberCount', async client => {
+        assert.deepEqual(
+            await client.sRandMemberCount('key', 1),
+            []
+        );
+    });
+});