add support for List commands, fix some Sorted Set commands, add some cluster commands, spawn cluster for testing, add support for command options in cluster, and more

lib/commands/LPOP.spec.ts

@@ -0,0 +1,26 @@
+import { strict as assert } from 'assert';
+import { TestRedisServers, itWithClient, itWithCluster, TestRedisClusters } from '../test-utils';
+import { transformArguments } from './LPOP';
+
+describe('LPOP', () => {
+    it('transformArguments', () => {
+        assert.deepEqual(
+            transformArguments('key'),
+            ['LPOP', 'key']
+        );
+    });
+
+    itWithClient(TestRedisServers.OPEN, 'client.lPop', async client => {
+        assert.equal(
+            await client.lPop('key'),
+            null
+        );
+    });
+
+    itWithCluster(TestRedisClusters.OPEN, 'cluster.lPop', async cluster => {
+        assert.equal(
+            await cluster.lPop('key'),
+            null
+        );
+    });
+});