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RspecでMissing host to link to!とエラーがでる

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はじめに

この記事は2022年2月にまとめていた「細かいつまずいたことをメモしておく(2月編)をそれぞれ投稿した内容になります
解決方法が最新でない可能性もありますのでご了承ください

問題

Rspecを実行したところMissing host to link to!というエラーが発生した

解決方法

test環境のデフォルトURLを追加すれば解決する

/config/environment/test.rb
 config.action_mailer.default_url_options = { host: 'localhost:3000' }

参考

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