Add invalid field to SnippetInputAction specs

spec/models/snippet_input_action_spec.rb

@@ -6,28 +6,34 @@ describe SnippetInputAction do
   describe 'validations' do
     using RSpec::Parameterized::TableSyntax
 
-    where(:action, :file_path, :content, :previous_path, :is_valid) do
-      'create' | 'foobar'  | 'foobar' | 'foobar' | true
-      'move'   | 'foobar'  | 'foobar' | 'foobar' | true
-      'delete' | 'foobar'  | 'foobar' | 'foobar' | true
-      'update' | 'foobar'  | 'foobar' | 'foobar' | true
-      'foo'    | 'foobar'  | 'foobar' | 'foobar' | false
-      nil      | 'foobar'  | 'foobar' | 'foobar' | false
-      ''       | 'foobar'  | 'foobar' | 'foobar' | false
-      'move'   | 'foobar'  | 'foobar' | nil      | false
-      'move'   | 'foobar'  | 'foobar' | ''       | false
-      'create' | 'foobar'  | nil      | 'foobar' | false
-      'create' | 'foobar'  | ''       | 'foobar' | false
-      'create' | nil       | 'foobar' | 'foobar' | false
-      'create' | ''        | 'foobar' | 'foobar' | false
-      'update' | 'foobar'  | nil      | 'foobar' | false
-      'update' | 'other'   | 'foobar' | 'foobar' | false
+    where(:action, :file_path, :content, :previous_path, :is_valid, :invalid_field) do
+      'create' | 'foobar'  | 'foobar' | 'foobar' | true  | nil
+      'move'   | 'foobar'  | 'foobar' | 'foobar' | true  | nil
+      'delete' | 'foobar'  | 'foobar' | 'foobar' | true  | nil
+      'update' | 'foobar'  | 'foobar' | 'foobar' | true  | nil
+      'foo'    | 'foobar'  | 'foobar' | 'foobar' | false | :action
+      nil      | 'foobar'  | 'foobar' | 'foobar' | false | :action
+      ''       | 'foobar'  | 'foobar' | 'foobar' | false | :action
+      'move'   | 'foobar'  | 'foobar' | nil      | false | :previous_path
+      'move'   | 'foobar'  | 'foobar' | ''       | false | :previous_path
+      'create' | 'foobar'  | nil      | 'foobar' | false | :content
+      'create' | 'foobar'  | ''       | 'foobar' | false | :content
+      'create' | nil       | 'foobar' | 'foobar' | false | :file_path
+      'create' | ''        | 'foobar' | 'foobar' | false | :file_path
+      'update' | 'foobar'  | nil      | 'foobar' | false | :content
+      'update' | 'other'   | 'foobar' | 'foobar' | false | :file_path
     end
 
     with_them do
-      subject { described_class.new(action: action, file_path: file_path, content: content, previous_path: previous_path).valid? }
+      subject { described_class.new(action: action, file_path: file_path, content: content, previous_path: previous_path) }
 
-      specify { is_expected.to be is_valid}
+      specify do
+        expect(subject.valid?).to be is_valid
+
+        unless is_valid
+          expect(subject.errors).to include(invalid_field)
+        end
+      end
     end
   end