fix: pass redis string as opts into queue

lib/queue.js

@@ -121,7 +121,9 @@ const Queue = function Queue(name, url, opts) {
 
   opts.redis = {
     enableReadyCheck: false,
-    ...opts.redis
+    ...(_.isString(opts.redis)
+      ? { ...redisOptsFromUrl(opts.redis) }
+      : opts.redis)
   };
 
   _.defaults(opts.redis, {
@@ -913,7 +915,7 @@ Queue.prototype.isPaused = async function(isLocal) {
 };
 
 Queue.prototype.run = function(concurrency, handlerName) {
-  if(!Number.isInteger(concurrency)) {
+  if (!Number.isInteger(concurrency)) {
     throw new Error('Cannot set Float as concurrency');
   }
   const promises = [];

test/test_child-pool.js

@@ -151,12 +151,12 @@ describe('Child pool', () => {
   });
 
   it('should not overwrite the the childPool singleton when isSharedChildPool is false', () => {
-    const childPoolA = new childPool(true)
-    const childPoolB = new childPool(false)
+    const childPoolA = new childPool(true);
+    const childPoolB = new childPool(false);
     const childPoolC = new childPool(true);
 
-    expect(childPoolA).to.be.equal(childPoolC)
-    expect(childPoolB).to.not.be.equal(childPoolA)
-    expect(childPoolB).to.not.be.equal(childPoolC)
-  })
+    expect(childPoolA).to.be.equal(childPoolC);
+    expect(childPoolB).to.not.be.equal(childPoolA);
+    expect(childPoolB).to.not.be.equal(childPoolC);
+  });
 });

test/test_queue.js

@@ -206,6 +206,23 @@ describe('Queue', () => {
       return queue.close();
     });
 
+    it('creates a queue using the supplied redis url as opts', () => {
+      const queue = new Queue('custom', {
+        redis: 'redis://abc:123@127.2.3.4:1234/1'
+      });
+
+      expect(queue.client.options.host).to.be.eql('127.2.3.4');
+      expect(queue.eclient.options.host).to.be.eql('127.2.3.4');
+
+      expect(queue.client.options.port).to.be.eql(1234);
+      expect(queue.eclient.options.port).to.be.eql(1234);
+
+      expect(queue.client.options.db).to.be.eql(1);
+      expect(queue.eclient.options.db).to.be.eql(1);
+
+      return queue.close();
+    });
+
     it('creates a queue using the supplied redis host', () => {
       const queue = new Queue('custom', { redis: { host: 'localhost' } });