Add test got the import job

app/jobs/import_account_data_job.rb

@@ -4,20 +4,16 @@ class ImportAccountDataJob < ApplicationJob
   queue_as :backend
 
   def perform(import)
-    step :check do
+    step :check do |step|
       import.check \
         start: step.cursor,
-        callback: proc do |record_set:, file:|
-          step.set!([ record_set.model.name, file ])
-        end
+        callback: ->(record_set:, file:) { step.set!([ record_set.model.name, file ]) }
     end
 
-    step :process do
+    step :process do |step|
       import.process \
         start: step.cursor,
-        callback: proc do |record_set:, files:|
-          step.set!([ record_set.model.name, files.last ])
-        end
+        callback: ->(record_set:, files:) { step.set!([ record_set.model.name, files.last ]) }
     end
   end
 end

test/jobs/import_account_data_job_test.rb

@@ -0,0 +1,30 @@
+require "test_helper"
+
+class ImportAccountDataJobTest < ActiveJob::TestCase
+  test "performs import via continuable steps" do
+    source_account = accounts("37s")
+    exporter = users(:david)
+    identity = exporter.identity
+
+    export = Account::Export.create!(account: source_account, user: exporter)
+    export.build
+
+    export_tempfile = Tempfile.new([ "export", ".zip" ])
+    export.file.open { |f| FileUtils.cp(f.path, export_tempfile.path) }
+
+    source_account.destroy!
+
+    target_account = Account.create_with_owner(account: { name: "Import Test" }, owner: { identity: identity, name: exporter.name })
+    import = Account::Import.create!(identity: identity, account: target_account)
+    Current.set(account: target_account) do
+      import.file.attach(io: File.open(export_tempfile.path), filename: "export.zip", content_type: "application/zip")
+    end
+
+    ImportAccountDataJob.perform_now(import)
+
+    assert import.reload.completed?
+  ensure
+    export_tempfile&.close
+    export_tempfile&.unlink
+  end
+end