1 files changed, 100 insertions, 0 deletions
diff --git a/test/models/attachments_test.rb b/test/models/attachments_test.rb
new file mode 100644
index 0000000000..9b88b18247
--- /dev/null
+++ b/test/models/attachments_test.rb
@@ -0,0 +1,100 @@
+require "test_helper"
+require "database/setup"
+require "active_storage/blob"
+
+require "active_job"
+ActiveJob::Base.queue_adapter = :test
+ActiveJob::Base.logger = nil
+
+# ActiveRecord::Base.logger = Logger.new(STDOUT)
+
+class User < ActiveRecord::Base
+  has_one_attached  :avatar
+  has_many_attached :highlights
+end
+
+class ActiveStorage::AttachmentsTest < ActiveSupport::TestCase
+  include ActiveJob::TestHelper
+
+  setup { @user = User.create!(name: "DHH") }
+
+  teardown { ActiveStorage::Blob.all.each(&:purge) }
+
+  test "attach existing blob" do
+    @user.avatar.attach create_blob(filename: "funky.jpg")
+    assert_equal "funky.jpg", @user.avatar.filename.to_s
+  end
+
+  test "attach existing sgid blob" do
+    @user.avatar.attach create_blob(filename: "funky.jpg").to_sgid.to_s
+    assert_equal "funky.jpg", @user.avatar.filename.to_s
+  end
+
+  test "attach new blob" do
+    @user.avatar.attach io: StringIO.new("STUFF"), filename: "town.jpg", content_type: "image/jpg"
+    assert_equal "town.jpg", @user.avatar.filename.to_s
+  end
+
+  test "purge attached blob" do
+    @user.avatar.attach create_blob(filename: "funky.jpg")
+    avatar_key = @user.avatar.key
+
+    @user.avatar.purge
+    assert_not @user.avatar.attached?
+    assert_not ActiveStorage::Blob.service.exist?(avatar_key)
+  end
+
+  test "purge attached blob later when the record is destroyed" do
+    @user.avatar.attach create_blob(filename: "funky.jpg")
+    avatar_key = @user.avatar.key
+
+    perform_enqueued_jobs do
+      @user.destroy
+
+      assert_nil ActiveStorage::Blob.find_by(key: avatar_key)
+      assert_not ActiveStorage::Blob.service.exist?(avatar_key)
+    end
+  end
+
+
+  test "attach existing blobs" do
+    @user.highlights.attach create_blob(filename: "funky.jpg"), create_blob(filename: "wonky.jpg")
+
+    assert_equal "funky.jpg", @user.highlights.first.filename.to_s
+    assert_equal "wonky.jpg", @user.highlights.second.filename.to_s
+  end
+
+  test "attach new blobs" do
+    @user.highlights.attach(
+      { io: StringIO.new("STUFF"), filename: "town.jpg", content_type: "image/jpg" },
+      { io: StringIO.new("IT"), filename: "country.jpg", content_type: "image/jpg" })
+
+    assert_equal "town.jpg", @user.highlights.first.filename.to_s
+    assert_equal "country.jpg", @user.highlights.second.filename.to_s
+  end
+
+  test "purge attached blobs" do
+    @user.highlights.attach create_blob(filename: "funky.jpg"), create_blob(filename: "wonky.jpg")
+    highlight_keys = @user.highlights.collect(&:key)
+
+    @user.highlights.purge
+    assert_not @user.highlights.attached?
+    assert_not ActiveStorage::Blob.service.exist?(highlight_keys.first)
+    assert_not ActiveStorage::Blob.service.exist?(highlight_keys.second)
+  end
+
+  test "purge attached blobs later when the record is destroyed" do
+    @user.highlights.attach create_blob(filename: "funky.jpg"), create_blob(filename: "wonky.jpg")
+    highlight_keys = @user.highlights.collect(&:key)
+
+    perform_enqueued_jobs do
+      @user.destroy
+
+      assert_nil ActiveStorage::Blob.find_by(key: highlight_keys.first)
+      assert_not ActiveStorage::Blob.service.exist?(highlight_keys.first)
+
+      assert_nil ActiveStorage::Blob.find_by(key: highlight_keys.second)
+      assert_not ActiveStorage::Blob.service.exist?(highlight_keys.second)
+    end
+  end
+end