{"blog_title":"Engineering Tech Dojo","description":"RSpec\u306elet_it_be\uff1atest-prof\u3067\u9ad8\u901f\u5316\u3059\u308bDB\u751f\u6210\u306e\u4f7f\u3044\u65b9 # let! \u3092 let_it_be \u306b\u5909\u3048\u308b\u3060\u3051 let_it_be(:user) { create(:user) } # \u30b0\u30eb\u30fc\u30d7\u5168\u4f53\u30671\u56de\u3060\u3051\u751f\u6210\uff08let!\u306fit\u306e\u6570\u3060\u3051\u751f\u6210\uff09 let! \u3068\u306e\u9055\u3044\uff1alet! \u306f\u5404 it \u306e\u524d\u306b\u6bce\u56deDB\u3078INSERT\u3057\u307e\u3059\u3002let_it_be \u306fexample group\u5185\u30671\u56de\u3060\u3051INSERT\u3057\u3001\u30c6\u30b9\u30c8\u9593\u306e\u526f\u4f5c\u7528\u306f\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3067\u9694\u96e2\u3057\u307e\u3059\u3002 \u306f\u3058\u3081\u306b RSpec\u306e\u30c6\u30b9\u30c8\u3067DB\u3078\u306e\u30ec\u30b3\u30fc\u30c9\u751f\u6210\u304c\u591a\u304f\u306a\u308b\u3068\u3001let! \u306e\u7e70\u308a\u8fd4\u3057\u5b9f\u884c\u304c\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u306b\u306a\u308a\u307e\u3059\u3002let_it_be\u2026","published":"2026-07-11 17:52:08","blog_url":"https://tech.fun-toy-life.com/","title":"RSpec\u306elet_it_be\uff1atest-prof\u3067\u9ad8\u901f\u5316\u3059\u308bDB\u751f\u6210\u306e\u4f7f\u3044\u65b9","author_url":"https://blog.hatena.ne.jp/plarail_hangout/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftech.fun-toy-life.com%2Fentry%2F2026%2F05%2F29%2F225938\" title=\"RSpec\u306elet_it_be\uff1atest-prof\u3067\u9ad8\u901f\u5316\u3059\u308bDB\u751f\u6210\u306e\u4f7f\u3044\u65b9 - Engineering Tech Dojo\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","categories":["Ruby","Rails"],"author_name":"plarail_hangout","image_url":null,"provider_url":"https://hatena.blog","url":"https://tech.fun-toy-life.com/entry/2026/05/29/225938","height":"190","version":"1.0","type":"rich","provider_name":"Hatena Blog","width":"100%"}