1 files changed, 31 insertions, 0 deletions
diff --git a/spec/lib/system_check/incoming_email/imap_authentication_check_spec.rb b/spec/lib/system_check/incoming_email/imap_authentication_check_spec.rb
new file mode 100644
index 00000000000..d7a77a84472
--- /dev/null
+++ b/spec/lib/system_check/incoming_email/imap_authentication_check_spec.rb
@@ -0,0 +1,31 @@
+# frozen_string_literal: true
+
+require 'fast_spec_helper'
+
+MAIL_ROOM_CONFIG_ENABLED_SAMPLE =
+  ":mailboxes:\n"\
+  "  \n"\
+  "    -\n"\
+  "      :host: \"gitlab.example.com\"\n"\
+  "      :port: 143\n"\
+  ""
+
+RSpec.describe SystemCheck::IncomingEmail::ImapAuthenticationCheck do
+  subject(:system_check) { described_class.new }
+
+  describe '#load_config' do
+    subject { system_check.send(:load_config) }
+
+    context 'returns no mailbox configurations with mailroom default configuration' do
+      it { is_expected.to be_nil }
+    end
+
+    context 'returns an array of mailbox configurations with mailroom configured' do
+      before do
+        allow(File).to receive(:read).and_return(MAIL_ROOM_CONFIG_ENABLED_SAMPLE)
+      end
+
+      it { is_expected.to eq([{ host: "gitlab.example.com", port: 143 }]) }
+    end
+  end
+end