net.box requires define password AND user. closes #545

src/lua/box_net_box.lua

@@ -351,10 +351,21 @@ local remote_methods = {
         self.host = host
         self.port = port
         self.opts = opts
+
         if self.opts == nil then
             self.opts = {}
         end
 
+        if self.opts.user ~= nil and self.opts.password == nil then
+            box.error(box.error.PROC_LUA,
+                "net.box: password is not defined")
+        end
+        if self.opts.user == nil and self.opts.password ~= nil then
+            box.error(box.error.PROC_LUA,
+                "net.box: user is not defined")
+        end
+            
+
         if self.host == nil then
             self.host = 'localhost'
         end

test/box/box.net.box.result

@@ -573,3 +573,12 @@ cnc:call('123')
 ---
 - error: '[string "123()"]:1: unexpected symbol near ''123'''
 ...
+-- #545 user or password is not defined
+remote:new(LISTEN.host, LISTEN.service, { user = 'test' })
+---
+- error: 'net.box: password is not defined'
+...
+remote:new(LISTEN.host, LISTEN.service, { password = 'test' })
+---
+- error: 'net.box: user is not defined'
+...

test/box/box.net.box.test.lua

@@ -223,3 +223,9 @@ cnc:call('console_unpack_test', 1)
 
 cn:call('123')
 cnc:call('123')
+
+
+-- #545 user or password is not defined
+remote:new(LISTEN.host, LISTEN.service, { user = 'test' })
+remote:new(LISTEN.host, LISTEN.service, { password = 'test' })
+