add new topic ruby tests

tests/article/topic.rb

@@ -24,6 +24,19 @@ describe 'Topic paths' do
         (lastLog['type']).should.equal('ADD_TOPIC')
     end
 
+    it 'should success if topic has same name' do
+        result = request('/article/edit-topic', {
+            topicId: 1,
+            name: 'Server management',
+            iconColor: 'blue',
+            private: 1,
+            csrf_userid: $csrf_userid,
+            csrf_token: $csrf_token
+        })
+
+        (result['status']).should.equal('success')
+    end
+
     it 'should edit topic correctly' do
         result = request('/article/edit-topic', {
             topicId: 1,
@@ -43,6 +56,47 @@ describe 'Topic paths' do
         (topic['private']).should.equal(1)
     end
 
+    it 'should fail if data is already in use' do
+        result = request('/article/add-topic', {
+            name: 'Installation issues',
+            icon: 'cogs',
+            iconColor: 'red',
+            private: 0,
+            csrf_userid: $csrf_userid,
+            csrf_token: $csrf_token
+        })
+
+        (result['status']).should.equal('fail')
+        (result['message']).should.equal('NAME_ALREADY_USED')
+    end
+
+    it 'should edit topic if data  is right without name' do
+        result = request('/article/add-topic', {
+            name: 'Valid name',
+            icon: 'cogs',
+            iconColor: 'red',
+            private: 0,
+            csrf_userid: $csrf_userid,
+            csrf_token: $csrf_token
+        })
+
+        (result['status']).should.equal('success')
+        
+        topic = $database.getLastRow('topic')
+
+        result = request('/article/edit-topic', {
+            name: 'Valid name',
+            topicId: topic['id'],
+            iconColor: 'pink',
+            icon: 'flag',
+            private: 1,
+            csrf_userid: $csrf_userid,
+            csrf_token: $csrf_token
+        })
+
+        (result['status']).should.equal('success')
+    end
+
     it 'should delete topic correctly' do
         result = request('/article/delete-topic', {
             topicId: 1,