2 files changed, 14 insertions, 2 deletions
diff --git a/spec/support/sessions_helper.rb b/spec/support/sessions_helper.rb
new file mode 100644
index 0000000..eeb12d8
--- /dev/null
+++ b/spec/support/sessions_helper.rb
@@ -0,0 +1,12 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+# Module to generate JWTs for use in specs.
+module SessionsHelper
+  def jwt(user)
+    user_params = { credentials: { email: user.email, password: user.password } }
+    post('/api/authenticate', user_params.to_json)
+    JSON.parse(response.body)['token']
+  end
+end
+\ No newline at end of file
diff --git a/spec/support/shared_examples/requests/post_request.rb b/spec/support/shared_examples/requests/post_request.rb
index 6ea2a86..a253281 100644
--- a/spec/support/shared_examples/requests/post_request.rb
+++ b/spec/support/shared_examples/requests/post_request.rb
@@ -11,9 +11,9 @@ RSpec.shared_examples 'a POST request' do
 
   context 'with incorrect parameters' do
     it 'returns a client side error http status and a error message' do
-      post('/api/authenticate', params: wrong_params.to_json, headers:)
+      post(route, params: wrong_params.to_json, headers:)
       expect(response).to have_http_status(desired_error_status)
-      expect(response.body).to include(expected_error_message)
+      expect(response.body).to include_strings(expected_error_messages)
     end
   end
 end