Some testcase fixes

Author: Zomis

duga-core/src/main/java/net/zomis/duga/chat/TestBot.java

@@ -9,7 +9,7 @@
 
 public class TestBot implements ChatBot {
 
-    Map<WebhookParameters, List<String>> messages = new HashMap<>();
+    private Map<WebhookParameters, List<String>> messages = new HashMap<>();
 
     @Override
     public Future<List<ChatMessageResponse>> postChat(List<ChatMessage> messages) {
@@ -51,4 +51,8 @@ public <E extends DugaEvent> void registerListener(Class<E> eventClass, Consumer
 
     }
 
+    public Map<WebhookParameters, List<String>> getMessages() {
+        return messages;
+    }
+
 }

src/integration-test/groovy/net/zomis/duga/github/GithubWebhookTest.groovy

@@ -57,7 +57,7 @@ class GithubWebhookTest {
         def result = stringer.postGithub(type, obj)
         def bot = new TestBot()
         def param = WebhookParameters.toRoom('hookTest')
-        bot.postChat(param, result)
+        bot.postChat(param.messages(result))
         assert bot.messages[param] == messages
     }
 

src/integration-test/groovy/net/zomis/duga/tasks/qscan/AnswerInvalidationTest.groovy

@@ -14,7 +14,6 @@ class AnswerInvalidationTest {
     // https://grails.github.io/grails-doc/latest/guide/testing.html
 
     final TestBot bot = new TestBot()
-    Environment env
 
     @Test
     public void testAnswersInvalidatedMultipleCodeBlocks() {