Allow alternative .yaml file extension

CHANGELOG.md

@@ -1,6 +1,7 @@
 # CHANGELOG
 
 ### Unreleased - [View Diff](https://github.com/westonganger/rails_i18n_manager/compare/v1.0.1...master)
+- Allow `.yaml` files to be uploaded. Previously the upload validation would only allow `.yml`.
 - Drop support for Rails v5.x
 - [#19](https://github.com/westonganger/rails_i18n_manager/pull/19) - Fix width issue on translation values form and view page
 

app/lib/rails_i18n_manager/forms/translation_file_form.rb

@@ -23,26 +23,30 @@ def validate_file
           return
         end
 
-        if [".yml", ".json"].exclude?(File.extname(file))
-          errors.add(:file, "Invalid file format. Must be yml or json file.")
+        file_extname = File.extname(file)
+
+        if [".yml", ".yaml", ".json"].exclude?(file_extname)
+          errors.add(:file, "Invalid file format. Must be yaml or json file.")
           return
         end
 
-        if File.read(file).blank?
+        file_contents = File.read(file)
+
+        if file_contents.blank?
           errors.add(:file, "Empty file provided.")
           return
         end
 
-        case File.extname(file)
-        when ".yml"
-          if !YAML.safe_load(File.read(file)).is_a?(Hash)
-            errors.add(:file, "Invalid yml file.")
+        case file_extname
+        when ".yml", ".yaml"
+          if !YAML.safe_load(file_contents).is_a?(Hash)
+            errors.add(:file, "Invalid #{file_extname.sub(".","")} file.")
             return
           end
 
         when ".json"
           begin
-            JSON.parse(File.read(file))
+            JSON.parse(file_contents)
           rescue JSON::ParserError
             errors.add(:file, "Invalid json file.")
             return

spec/request/translations_controller_spec.rb

@@ -98,7 +98,7 @@ module RailsI18nManager
     end
 
     context "import" do
-      it "succeeds" do
+      it "behaves as expected when nothing uploaded" do
         get rails_i18n_manager.import_translations_path
         expect(response).to have_http_status(200)
 
@@ -107,13 +107,17 @@ module RailsI18nManager
 
         post rails_i18n_manager.import_translations_url, params: {translation_app_id: translation_app.id}
         expect(response).to have_http_status(200)
+      end
 
+      it "accepts for .yml and .yaml files" do
         yaml = <<~YAML
           en:
             foo:
             bar:
             baz:
         YAML
+
+        #.yml
         filename = Rails.root.join("tmp/#{SecureRandom.hex(6)}.yml")
         File.write(filename, yaml, mode: "wb")
 
@@ -126,6 +130,21 @@ module RailsI18nManager
         expect(assigns(:form).errors.full_messages).to be_empty
         expect(response).to redirect_to(rails_i18n_manager.translations_path)
 
+        # .yaml
+        filename = Rails.root.join("tmp/#{SecureRandom.hex(6)}.yaml")
+        File.write(filename, yaml, mode: "wb")
+
+        post rails_i18n_manager.import_translations_path, params: {
+          import_form: {
+            translation_app_id: translation_app.id,
+            file: Rack::Test::UploadedFile.new(filename)
+          }
+        }
+        expect(assigns(:form).errors.full_messages).to be_empty
+        expect(response).to redirect_to(rails_i18n_manager.translations_path)
+      end
+
+      it "accepts .json files" do
         json_content = <<~JSON_CONTENT
           {
             "en": {
@@ -135,6 +154,7 @@ module RailsI18nManager
             }
           }
         JSON_CONTENT
+
         filename = Rails.root.join("tmp/#{SecureRandom.hex(6)}.json")
         File.write(filename, json_content, mode: "wb")
 
@@ -147,6 +167,26 @@ module RailsI18nManager
         expect(assigns(:form).errors.full_messages).to be_empty
         expect(response).to redirect_to(rails_i18n_manager.translations_path)
       end
+
+      it "renders errors when another file type provided" do
+        json_content = <<~JSON_CONTENT
+          {
+            "en": "foo"
+          }
+        JSON_CONTENT
+
+        filename = Rails.root.join("tmp/#{SecureRandom.hex(6)}.conf")
+        File.write(filename, json_content, mode: "wb")
+
+        post rails_i18n_manager.import_translations_path, params: {
+          import_form: {
+            translation_app_id: translation_app.id,
+            file: Rack::Test::UploadedFile.new(filename)
+          }
+        }
+        expect(assigns(:form).errors.full_messages).to eq(["File Invalid file format. Must be yaml or json file."])
+        expect(response).to have_http_status(200)
+      end
     end
 
     context "destroy" do