Add a controller test for the destroy

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Task

• Add a controller test to check that the LimericksController#destroy method functions correctly for the happy path.

Steps

• Add Test:
  • Controller test file: test/controllers/limericks_controller_test.rb
  • Test name: "should destroy limerick"
• Arrange:
  • Retrieve User fixture object one.
  • Sign in the user.
  • Retrieve one of the user’s limericks (the first one in their collection).
• Act:
  • Simulate an HTTP DELETE request.
  • URL helper for HTTP request: limerick_url (with the retrieved limerick as an argument)
• Assert:
  • Use assert_difference to check that the number of Limerick objects in the database decreased by 1.
  • Use assert_response to check that the HTTP response has a redirect status code.
  • Use assert_redirected_to to check that the HTTP redirect was to the root URL.
  • Use assert_not_nil to check that a flash['success'] message was set.

Reference Code and Commands

• Controller test code:

• Terminal command to run tests:

rails test -v

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