try to make the test more stable

misc/spec/mix/events_channel_spec.rb

@@ -26,6 +26,7 @@ describe "Events channel" do
           EventMachine.stop
         end
 
+        EM.add_timer(0.5) do
           pub_1 = EventMachine::HttpRequest.new("#{nginx_address}/pub?id=#{channel}").post head: headers, body: body
           pub_1.callback do
             expect(pub_1).to be_http_status(200).with_body
@@ -33,6 +34,7 @@ describe "Events channel" do
         end
       end
     end
+  end
 
   it "should send an event when a channel is deleted" do
     channel = 'ch_test_send_event_channel_deleted'
@@ -43,7 +45,6 @@ describe "Events channel" do
         pub_1 = EventMachine::HttpRequest.new("#{nginx_address}/pub?id=#{channel}").post head: headers, body: body
         pub_1.callback do
           expect(pub_1).to be_http_status(200).with_body
-        end
 
           sub_1 = EventMachine::HttpRequest.new("#{nginx_address}/sub/#{conf.events_channel_id}").get head: headers
           sub_1.stream do |chunk|
@@ -51,6 +52,7 @@ describe "Events channel" do
             EventMachine.stop
           end
 
+          EM.add_timer(0.5) do
             pub_2 = EventMachine::HttpRequest.new("#{nginx_address}/pub?id=#{channel}").delete head: headers
             pub_2.callback do
               expect(pub_2).to be_http_status(200).without_body
@@ -58,6 +60,8 @@ describe "Events channel" do
           end
         end
       end
+    end
+  end
 
   it "should send an event when a channel is collected by inactivity" do
     channel = 'ch_test_send_event_channel_collected'
@@ -68,7 +72,6 @@ describe "Events channel" do
         pub_1 = EventMachine::HttpRequest.new("#{nginx_address}/pub?id=#{channel}").post head: headers, body: body
         pub_1.callback do
           expect(pub_1).to be_http_status(200).with_body
-        end
 
           sub_1 = EventMachine::HttpRequest.new("#{nginx_address}/sub/#{conf.events_channel_id}", inactivity_timeout: 40).get head: headers
           sub_1.stream do |chunk|
@@ -78,6 +81,7 @@ describe "Events channel" do
         end
       end
     end
+  end
 
   it "should send an event when a client subscribe to a channel" do
     channel = 'ch_test_send_event_client_subscribed'
@@ -88,7 +92,6 @@ describe "Events channel" do
         pub_1 = EventMachine::HttpRequest.new("#{nginx_address}/pub?id=#{channel}").post head: headers, body: body
         pub_1.callback do
           expect(pub_1).to be_http_status(200).with_body
-        end
 
           sub_1 = EventMachine::HttpRequest.new("#{nginx_address}/sub/#{conf.events_channel_id}").get head: headers
           sub_1.stream do |chunk|
@@ -96,10 +99,13 @@ describe "Events channel" do
             EventMachine.stop
           end
 
+          EM.add_timer(0.5) do
             sub_2 = EventMachine::HttpRequest.new("#{nginx_address}/sub/#{channel}").get head: headers
           end
         end
       end
+    end
+  end
 
   it "should send an event when a websocket client subscribe to a channel" do
     channel = 'ch_test_send_event_websocket_client_subscribed'
@@ -110,7 +116,6 @@ describe "Events channel" do
         pub_1 = EventMachine::HttpRequest.new("#{nginx_address}/pub?id=#{channel}").post head: headers, body: body
         pub_1.callback do
           expect(pub_1).to be_http_status(200).with_body
-        end
 
           sub_1 = WebSocket::EventMachine::Client.connect(uri: "ws://#{nginx_host}:#{nginx_port}/sub/#{conf.events_channel_id}")
           sub_1.onmessage do |text, type|
@@ -118,10 +123,13 @@ describe "Events channel" do
             EventMachine.stop
           end
 
+          EM.add_timer(0.5) do
             ws = WebSocket::EventMachine::Client.connect(uri: "ws://#{nginx_host}:#{nginx_port}/sub/#{channel}")
           end
         end
       end
+    end
+  end
 
   it "should send an event when a long-polling client subscribe to a channel" do
     channel = 'ch_test_send_event_client_subscribed'
@@ -132,7 +140,6 @@ describe "Events channel" do
         pub_1 = EventMachine::HttpRequest.new("#{nginx_address}/pub?id=#{channel}").post head: headers, body: body
         pub_1.callback do
           expect(pub_1).to be_http_status(200).with_body
-        end
 
           response = ''
           sub_1 = EventMachine::HttpRequest.new("#{nginx_address}/sub/#{conf.events_channel_id}").get head: headers
@@ -142,10 +149,13 @@ describe "Events channel" do
             EventMachine.stop
           end
 
+          EM.add_timer(0.5) do
             sub_2 = EventMachine::HttpRequest.new("#{nginx_address}/sub/#{channel}").get head: headers
           end
         end
       end
+    end
+  end
 
   it "should send an event when a client unsubscribe to a channel by timeout" do
     channel = 'ch_test_send_event_client_unsubscribed'
@@ -174,12 +184,15 @@ describe "Events channel" do
       EventMachine.run do
         sub_1 = EventMachine::HttpRequest.new("#{nginx_address}/sub/#{channel}").get head: headers
 
+        EM.add_timer(0.5) do
           sub_2 = EventMachine::HttpRequest.new("#{nginx_address}/sub/#{conf.events_channel_id}").get head: headers
           sub_2.stream do |chunk|
             expect(chunk).to eql(%(text: {"type": "client_unsubscribed", "channel": "#{channel}"}\nchannel: #{conf.events_channel_id}))
             EventMachine.stop
           end
+        end
 
+        EM.add_timer(1) do
           pub_1 = EventMachine::HttpRequest.new("#{nginx_address}/pub?id=#{channel}").delete head: headers
           pub_1.callback do
             expect(pub_1).to be_http_status(200).without_body
@@ -187,6 +200,7 @@ describe "Events channel" do
         end
       end
     end
+  end
 
   it "should never collect the events channel by inactivity" do
     channel = 'ch_test_not_collect_events_channel'
@@ -197,7 +211,6 @@ describe "Events channel" do
         pub_1 = EventMachine::HttpRequest.new("#{nginx_address}/pub?id=#{channel}").post head: headers, body: body
         pub_1.callback do
           expect(pub_1).to be_http_status(200).with_body
-        end
 
           pub_2 = EventMachine::HttpRequest.new("#{nginx_address}/pub?id=#{channel}").get head: headers
           pub_2.callback do
@@ -207,7 +220,6 @@ describe "Events channel" do
             expect(response["published_messages"].to_i).to eql(1)
             expect(response["stored_messages"].to_i).to eql(1)
             expect(response["subscribers"].to_i).to eql(0)
-        end
 
             pub_3 = EventMachine::HttpRequest.new("#{nginx_address}/pub?id=#{conf.events_channel_id}").get head: headers
             pub_3.callback do
@@ -218,12 +230,13 @@ describe "Events channel" do
               expect(response["stored_messages"].to_i).to eql(1)
               expect(response["subscribers"].to_i).to eql(0)
             end
+          end
+        end
 
         EM.add_timer(35) do
           pub_4 = EventMachine::HttpRequest.new("#{nginx_address}/pub?id=#{channel}").get head: headers
           pub_4.callback do
             expect(pub_4).to be_http_status(404).without_body
-          end
 
             pub_5 = EventMachine::HttpRequest.new("#{nginx_address}/pub?id=#{conf.events_channel_id}").get head: headers
             pub_5.callback do
@@ -234,6 +247,7 @@ describe "Events channel" do
               expect(response["stored_messages"].to_i).to eql(1)
               expect(response["subscribers"].to_i).to eql(0)
             end
+          end
 
           EM.add_timer(35) do
             pub_6 = EventMachine::HttpRequest.new("#{nginx_address}/pub?id=#{conf.events_channel_id}").get head: headers
@@ -457,4 +471,3 @@ describe "Events channel" do
     end
   end
 end
-#TODO add docs