Add environment url validation

lib/gitlab/ci/config/entry/environment.rb

@@ -36,10 +36,12 @@ module Gitlab
               validates :config, allowed_keys: ALLOWED_KEYS
 
               validates :url,
+                        type: String,
                         length: { maximum: 255 },
                         allow_nil: true
 
               validates :action,
+                        type: String,
                         inclusion: { in: %w[start stop], message: 'should be start or stop' },
                         allow_nil: true
 

spec/lib/gitlab/ci/config/entry/environment_spec.rb

@@ -100,6 +100,26 @@ describe Gitlab::Ci::Config::Entry::Environment do
     end
   end
 
+  context 'when wrong action type is used' do
+    let(:config) do
+      { name: 'production',
+        action: ['stop'] }
+    end
+
+    describe '#valid?' do
+      it 'is not valid' do
+        expect(entry).not_to be_valid
+      end
+    end
+
+    describe '#errors' do
+      it 'contains error about wrong action type' do
+        expect(entry.errors)
+          .to include 'environment action should be a string'
+      end
+    end
+  end
+
   context 'when invalid action is used' do
     let(:config) do
       { name: 'production',
@@ -151,6 +171,26 @@ describe Gitlab::Ci::Config::Entry::Environment do
     end
   end
 
+  context 'when wrong url type is used' do
+    let(:config) do
+      { name: 'production',
+        url: ['https://meow.meow'] }
+    end
+
+    describe '#valid?' do
+      it 'is not valid' do
+        expect(entry).not_to be_valid
+      end
+    end
+
+    describe '#errors' do
+      it 'contains error about wrong url type' do
+        expect(entry.errors)
+          .to include 'environment url should be a string'
+      end
+    end
+  end
+
   context 'when variables are used for environment' do
     let(:config) do
       { name: 'review/$CI_COMMIT_REF_NAME',