fix CLUSTER_NODES, add some tests

lib/commands/CLUSTER_INFO.spec.ts

@@ -1,4 +1,5 @@
 import { strict as assert } from 'assert';
+import { itWithCluster, TestRedisClusters } from '../test-utils';
 import { transformArguments, transformReply } from './CLUSTER_INFO';
 
 describe('CLUSTER INFO', () => {
@@ -43,4 +44,21 @@ describe('CLUSTER INFO', () => {
             }
         );
     });
+
+    itWithCluster(TestRedisClusters.OPEN, 'cluster.clusterInfo', async cluster => {
+        const info = await cluster.clusterInfo();
+        assert.equal(info.state, 'ok');
+        assert.deepEqual(info.slots, {
+            assigned: 16384,
+            ok: 16384,
+            pfail: 0,
+            fail: 0
+        });
+        assert.equal(info.knownNodes, 3);
+        assert.equal(info.size, 3);
+        assert.equal(typeof info.currentEpoch, 'number');
+        assert.equal(typeof info.myEpoch, 'number');
+        assert.equal(typeof info.stats.messagesReceived, 'number');
+        assert.equal(typeof info.stats.messagesSent, 'number');
+    });
 });

lib/commands/CLUSTER_NODES.spec.ts

@@ -1,4 +1,5 @@
 import { strict as assert } from 'assert';
+import { itWithCluster, TestRedisClusters } from '../test-utils';
 import { RedisClusterNodeLinkStates, transformArguments, transformReply } from './CLUSTER_NODES';
 
 describe('CLUSTER NODES', () => {
@@ -92,4 +93,26 @@ describe('CLUSTER NODES', () => {
             );
         });
     });
+
+    itWithCluster(TestRedisClusters.OPEN, 'cluster.clusterNodes', async cluster => {
+        const nodes = await cluster.clusterNodes();
+
+        for (const node of (await cluster.clusterNodes())) {
+            assert.equal(typeof node.id, 'string');
+            assert.equal(typeof node.url, 'string');
+            assert.equal(typeof node.host, 'string');
+            assert.equal(typeof node.port, 'number');
+            assert.equal(typeof node.cport, 'number');
+            assert.ok(Array.isArray(node.flags));
+            assert.equal(typeof node.pingSent, 'number');
+            assert.equal(typeof node.pongRecv, 'number');
+            assert.equal(typeof node.configEpoch, 'number');
+            assert.equal(typeof node.linkState, 'string');
+
+            for (const slot of node.slots) {
+                assert.equal(typeof slot.from, 'number');
+                assert.equal(typeof slot.to, 'number');
+            }
+        }
+    });
 });

lib/commands/CLUSTER_NODES.ts

@@ -16,7 +16,7 @@ interface RedisClusterNodeTransformedUrl {
 export interface RedisClusterReplicaNode extends RedisClusterNodeTransformedUrl {
     id: string;
     url: string;
-    flags: Array<string>,
+    flags: Array<string>;
     pingSent: number;
     pongRecv: number;
     configEpoch: number;
@@ -25,8 +25,8 @@ export interface RedisClusterReplicaNode extends RedisClusterNodeTransformedUrl
 
 export interface RedisClusterMasterNode extends RedisClusterReplicaNode {
     slots: Array<{
-        from: number,
+        from: number;
-        to: number
+        to: number;
     }>;
     replicas: Array<RedisClusterReplicaNode>;
 }