Mark clients with closed connections as unusable consistently

Author: charmander

lib/client.js

@@ -208,10 +208,10 @@ Client.prototype.connect = function (callback) {
         if (callback) {
           callback(error)
         } else {
-          this.emit('error', error)
+          connectedErrorHandler(error)
         }
       } else if (!this._connectionError) {
-        this.emit('error', error)
+        connectedErrorHandler(error)
       }
     }
     this.emit('end')

test/integration/connection-pool/error-tests.js

@@ -60,7 +60,7 @@ suite.test('connection-level errors cause queued queries to fail', (cb) => {
     }))
 
     client.query('SELECT 1', assert.calls((err) => {
-      assert.equal(err.code, 'EPIPE')
+      assert.equal(err.message, 'Connection terminated unexpectedly')
 
       done()
       pool.end()