{"id":8162,"date":"2015-04-02T23:00:35","date_gmt":"2015-04-02T15:00:35","guid":{"rendered":"https:\/\/ihower.tw\/blog\/?p=8162"},"modified":"2025-07-04T08:08:31","modified_gmt":"2025-07-04T00:08:31","slug":"tdd-kata","status":"publish","type":"post","link":"https:\/\/ihower.tw\/blog\/8162-tdd-kata","title":{"rendered":"\u7a0b\u5f0f\u8a2d\u8a08\u5e2b\u5347\u7d1a\u5fc5\u7df4\u5167\u529f\uff1aTDD Kata"},"content":{"rendered":"<p>(\u672c\u6587 crossposting \u65bc <a href=\"https:\/\/blog.alphacamp.co\/2015\/03\/02\/tdd-kata\/\">ALPHACamp Blog<\/a>)<\/p>\n<p>\u6e2c\u8a66\u9a45\u52d5\u958b\u767c\uff08<a href=\"http:\/\/en.wikipedia.org\/wiki\/Test-driven_development\">Test-Driven Development<\/a>\uff0c\u7c21\u7a31 TDD\uff09\u662f\u4e00\u7a2e\u7a0b\u5f0f\u958b\u767c\u7684\u6280\u5de7\uff0c\u7c21\u55ae\u4f86\u8aaa\u5c31\u662f\u5148\u5beb\u6e2c\u8a66\u7a0b\u5f0f\uff0c\u7136\u5f8c\u624d\u5be6\u4f5c\u529f\u80fd\u3002\u5177\u9ad4\u7684\u6d41\u7a0b\u5247\u662f\u900f\u904e Red\u2013Green\u2013Refactor cycle \u7684\u5faa\u74b0\uff1a<\/p>\n<ol>\n<li>Red \u2013 \u5148\u5beb\u6e2c\u8a66\u7a0b\u5f0f\uff0c\u6b64\u6642\u56e0\u70ba\u9084\u6c92\u6709\u5be6\u4f5c\u529f\u80fd\uff0c\u6240\u4ee5\u9019\u500b\u6e2c\u8a66\u662f\u6703\u5931\u6557<\/li>\n<li>Green &#8211; \u5feb\u901f\u5be6\u4f5c\u51fa\u529f\u80fd\uff0c\u8b93\u4e0a\u8ff0\u7684\u6e2c\u8a66\u901a\u904e<\/li>\n<li>Refactor &#8211; \u91cd\u69cb\u7a0b\u5f0f\u78bc\uff0c\u53bb\u9664\u591a\u9918\u91cd\u8907\u7684\u4ee3\u78bc\uff0c\u63d0\u9ad8\u7a0b\u5f0f\u78bc\u54c1\u8cea\uff0c\u540c\u6642\u7dad\u6301\u6e2c\u8a66\u901a\u904e<\/li>\n<\/ol>\n<p><!--more--><\/p>\n<p>\u5c0d\u65bc\u958b\u767c\u8edf\u9ad4\u9700\u8981\u64b0\u5beb\u81ea\u52d5\u5316\u6e2c\u8a66\uff0c\u5df2\u7d93\u5ee3\u6cdb\u7372\u5f97\u5c08\u696d\u8edf\u9ad4\u958b\u767c\u8005\u7684\u8a8d\u540c\u3002\u8edf\u9ad4\u7522\u54c1\u60f3\u8981\u8d70\u7684\u9577\u9060\uff0c\u5c31\u5fc5\u9808\u70ba\u5176\u64b0\u5beb\u81ea\u52d5\u5316\u7684\u6e2c\u8a66\u7a0b\u5e8f\u4f86\u78ba\u4fdd\u8edf\u9ad4\u54c1\u8cea\u3002\u4f46\u662f\u5c0d\u65bc\u662f\u5426\u5168\u7136\u5be6\u884c TDD \u7684\u722d\u8b70\u5247\u5c64\u51fa\u4e0d\u7aae\uff0c\u7279\u5225\u662f\u5c0d\u65bc TDD \u88ab\u7576\u4f5c\u4e00\u7a2e\u6559\u689d\u7684\u53cd\u611f\u3002<\/p>\n<p>\u4f46\u7121\u8ad6\u662f\u5426\u767e\u5206\u4e4b\u767e\u5be6\u884c TDD\uff0c\u7b46\u8005\u90fd\u8a8d\u70ba\u5b78\u7fd2 TDD \u6703\u662f\u4e00\u500b\u5c08\u696d\u8edf\u9ad4\u958b\u767c\u8005\u5347\u7d1a\u7684\u5fc5\u7d93\u904e\u7a0b\u3002\u900f\u904e\u7df4\u7fd2 TDD\uff0c\u8edf\u9ad4\u958b\u767c\u8005\u53ef\u4ee5\u5b78\u7fd2\u5230\u5982\u4f55\u64b0\u5beb\u597d\u7684\u81ea\u52d5\u5316\u6e2c\u8a66\uff0c\u600e\u6a23\u8a2d\u8a08\u8edf\u9ad4\u53ef\u4ee5\u66f4\u6a21\u7d44\u5316\u3001\u66f4\u5bb9\u6613\u64f4\u5145\uff0c\u4ee5\u53ca\u8a2d\u8a08\u51fa\u597d\u7528\u7684 API \u4ecb\u9762\u3002<\/p>\n<p>\u90a3\u8981\u5982\u4f55\u4e0a\u624b\u5b78\u7fd2 TDD \u5462\uff1f\u5149\u770b\u7406\u8ad6\u662f\u4e0d\u884c\u7684\uff0c\u552f\u4e00\u7684\u8fa6\u6cd5\u5c31\u662f\u52d5\u624b\u505a\u4f86\u7372\u5f97\u7d93\u9a57\u3002\u8981\u76f4\u63a5\u5229\u7528\u516c\u53f8\u5c08\u6848\u7df4\u7fd2 TDD \u53ef\u80fd\u6703\u6bd4\u8f03\u56f0\u96e3\uff0c\u4e00\u4f86\u5728\u4e0d\u719f\u6089\u7684\u60c5\u6cc1\u4e0b\u6703\u5927\u5927\u62d6\u6162\u958b\u767c\u901f\u5ea6\uff0c\u4e8c\u4f86\u5728\u6709 GUI \u548c Multilayered \u8edf\u9ad4\u67b6\u69cb\u7684\u74b0\u5883\u4e2d\uff0c\u5c0e\u5165 TDD \u6703\u4e00\u6b21\u9762\u5c0d\u592a\u591a\u554f\u984c\u548c\u6311\u6230\u3002<\/p>\n<h2>\u5229\u7528 Code Kata \u5b78\u7fd2 TDD<\/h2>\n<p>\u56e0\u6b64\u5b78\u7fd2 TDD \u6700\u597d\u7684\u65b9\u5f0f(\u6c92\u6709\u4e4b\u4e00)\uff0c\u7b46\u8005\u8a8d\u70ba\u5c31\u662f <a href=\"http:\/\/en.wikipedia.org\/wiki\/Kata_(programming)\">Code Kata<\/a> \u5f62\u5f0f\u4e86\u3002\u300c<a href=\"http:\/\/en.wikipedia.org\/wiki\/Kata\">Kata<\/a>\u300d\u662f\u65e5\u672c\u5b57\u300c\u5f62\u300d\u7684\u610f\u601d\uff0c\u4e2d\u6587\u7684\u610f\u601d\u662f\u300c\u5957\u8def\u300d\u3002\u800c Code Kata \u5c31\u662f\u900f\u904e\u4e00\u4e9b\u5c0f\u578b\u7684\u7a0b\u5f0f\u984c\u76ee\u9032\u884c\u91cd\u8907\u935b\u934a\uff0c\u5c31\u50cf\u5b78\u529f\u592b\u5957\u62f3\u3002\u4e0d\u9700\u8981 GUI \u6216\u8907\u96dc\u7684\u8edf\u9ad4\u6846\u67b6\uff0c\u53ea\u9700\u8981\u7a0b\u5f0f\u8a9e\u8a00\u672c\u8eab\u548c\u4e00\u500b\u55ae\u5143\u6e2c\u8a66\u51fd\u5f0f\u5eab\uff0c\u900f\u904e\u5168\u7136\u9075\u5b88 TDD \u7684\u898f\u7bc4\u4f86\u7df4\u7fd2\u9019\u4e9b\u984c\u76ee\uff0c\u5167\u5316\u53ca\u63d0\u5347\u7a0b\u5f0f\u8a2d\u8a08\u80fd\u529b\u3002<\/p>\n<p>\u641c\u5c0b Code Kata (\u6216 Coding Dojo: \u7528 Kata \u4e00\u8d77\u7df4\u529f\u7684 coding \u6d3b\u52d5)\u53ef\u4ee5\u5728\u7db2\u8def\u4e0a\u627e\u5230\u5f88\u591a <a href=\"http:\/\/www.codingdojo.org\/cgi-bin\/index.pl?KataCatalogue\">Kata \u984c\u76ee<\/a>\u3002\u9019\u88e1\u8332\u8209\u4e00\u4f8b\uff1aPotter Kata\uff1a<\/p>\n<blockquote><p>\u6709\u4e00\u5bb6\u66f8\u5e97\u5728\u8ce3\u54c8\u5229\u6ce2\u7279\u66f8\u7c4d\u7cfb\u5217\uff0c\u6bcf\u4e00\u672c\u66f8\u5b9a\u50f9 $100 \u5143\u3002\u8cb7\u5169\u672c\u4e0d\u540c\u7684\u66f8\u53ef\u4ee5\u62535% \u7684\u6298\u6263\u3001\u8cb7\u4e09\u672c\u4e0d\u540c\u7684\u66f8\u53ef\u4ee5\u6253 10% \u7684\u6298\u6263\u3001\u8cb7\u56db\u672c\u4e0d\u540c\u7684\u66f8\u53ef\u4ee5\u6253 20%\u3002\u5982\u679c\u8cb7\u5230\u4e94\u672c\u53ef\u4ee5\u6253\u5230 25% \u7684\u6298\u6263\u3002\u8acb\u5beb\u51fa\u4e00\u500b\u51fd\u5f0f\u53ef\u4ee5\u8a08\u7b97\u50f9\u683c\u3002    <\/p>\n<\/blockquote>\n<p>\u6211\u5011\u7df4\u7fd2\u5beb\u4e0b\u7b2c\u4e00\u500b\u6e2c\u8a66\u6848\u4f8b\uff0c\u4e00\u958b\u59cb\u9019\u500b\u6e2c\u8a66\u6848\u4f8b\u61c9\u8a72\u662f\u5931\u6557\u7684\uff0c\u56e0\u70ba\u9084\u6c92\u6709\u958b\u59cb\u5be6\u4f5c\u9019\u500b\u51fd\u5f0f\uff1a<\/p>\n<ul>\n<li>\u7b2c\u4e00\u96c6\u8cb7 1 \u672c<\/li>\n<li>\u7e3d\u50f9\u61c9\u70ba 100 \u5143<\/li>\n<\/ul>\n<p>\u7136\u5f8c\u6211\u5011\u5c31\u53ef\u4ee5\u958b\u59cb\u5be6\u4f5c\u9019\u500b\u51fd\u5f0f\u901a\u904e\u9019\u500b\u6e2c\u8a66\u6848\u4f8b\u3002\u6839\u64da TDD \u898f\u5247\uff0c\u4f60\u53ea\u9700\u8981\u901a\u904e\u9019\u500b\u6e2c\u8a66\u6848\u4f8b\u5373\u53ef\uff0c\u4e0d\u591a\u4e5f\u4e0d\u5c11\u3002\u4f8b\u5982\u9019\u500b\u5be6\u4f5c\u53ea\u8981\u5c07\u6578\u91cf\u4e58\u4e0a100\u5143\u5c31\u53ef\u4ee5\u901a\u904e\u4e86\u3002<\/p>\n<p><P><\/p>\n<p>\u63a5\u8457\uff0c\u6211\u5011\u53ef\u4ee5\u5beb\u7b2c\u4e8c\u500b\u6e2c\u8a66\u6848\u4f8b\uff0c\u4e00\u958b\u59cb\u9019\u500b\u6e2c\u8a66\u6848\u4f8b\u4e5f\u662f\u4e0d\u901a\u904e\u7684\uff1a<\/p>\n<ul>\n<li>\u7b2c\u4e00\u96c6\u8cb7 1 \u672c\u3001\u7b2c\u4e8c\u96c6\u8cb7 1 \u672c<\/li>\n<li>\u7e3d\u50f9\u61c9\u70ba 190 \u5143<\/li>\n<\/ul>\n<p><P><\/p>\n<p>\u63a5\u8457\u64b0\u5beb\u5be6\u4f5c\u901a\u904e\u4ee5\u4e0a\u5169\u500b\u6e2c\u8a66\u6848\u4f8b\u3002\u63a5\u8457\u7e7c\u7e8c\u64b0\u5beb\u4e0b\u4e00\u500b\u6e2c\u8a66\u6848\u4f8b\uff0c\u4e8b\u60c5\u958b\u59cb\u8b8a\u5f97\u6709\u8da3\uff1a<\/p>\n<ul>\n<li>\u7b2c\u4e00\u96c6\u8cb7 1 \u672c\u3001\u7b2c\u4e8c\u96c6\u8cb7 2 \u672c<\/li>\n<li>\u7e3d\u50f9\u61c9\u70ba 290 \u5143 (\u8981\u4e0d\u540c\u96c6\u6578\u624d\u6709\u6298\u6263\uff0c\u6240\u4ee5\u7b2c\u4e8c\u96c6\u7b2c\u4e8c\u672c\u6c92\u6709\u6298\u6263)<\/li>\n<\/ul>\n<p><P><\/p>\n<p><u>\u91cd\u8907\u9019\u500b Baby Steps \u5faa\u74b0\u904e\u7a0b\uff0c\u76f4\u5230\u5b8c\u6210\u70ba\u6b62\u3002\u6ce8\u610f\uff0c\u904e\u7a0b\u4e2d\u4f60\u5fc5\u9808\u5b8c\u5168\u9075\u5b88 TDD \u898f\u5247:<\/u><\/p>\n<ul>\n<li>\u4e00\u5b9a\u662f\u5148\u5beb\u4e00\u500b\u4e0d\u901a\u904e\u7684\u55ae\u5143\u6e2c\u8a66\uff0c\u624d\u958b\u59cb\u5be6\u4f5c\u529f\u80fd<\/li>\n<li>\u6bcf\u6b21\u53ea\u65b0\u52a0\u4e00\u500b\u55ae\u5143\u6e2c\u8a66\uff0c\u53ea\u9700\u8981\u525b\u525b\u597d\u4e0d\u901a\u904e\u5373\u53ef\uff0c\u4e0d\u8981\u4e00\u6b21\u52a0\u591a\u500b\u6e2c\u8a66\u60c5\u5883<\/li>\n<li>\u6bcf\u6b21\u5be6\u4f5c\u529f\u80fd\u6642\uff0c\u53ea\u9700\u8981\u525b\u525b\u597d\u901a\u904e\u6e2c\u8a66\u5373\u53ef\uff0c\u4e0d\u591a\u4e5f\u4e0d\u5c11<\/li>\n<\/ul>\n<p>\u807d\u8d77\u4f86\u5f88\u7c21\u55ae\u5427\uff0c\u4f46\u662f\u5728\u9019\u500b\u904e\u7a0b\u4e2d\uff0c\u4f60\u5c07\u4e0d\u77e5\u4e0d\u89ba\u9762\u5c0d\u4ee5\u4e0b\u7684\u554f\u984c\uff1a<\/p>\n<ol>\n<li>\u6e2c\u8a66\u6848\u4f8b\u8981\u600e\u9ebc\u5beb\uff1f\u5982\u4f55\u5efa\u69cb\u6e2c\u8a66\u8cc7\u6599? \u8981\u8209\u591a\u5c11\u4f8b\u5b50\u624d\u7b97\u5b8c\u6210\u53ef\u4ee5\u6db5\u84cb\u898f\u683c\u548c\u6240\u6709 edge case?<\/li>\n<li>\u6bcf\u4e00\u6b21\u7684\u958b\u767c\u5faa\u74b0\uff0c\u7a0b\u5f0f\u90fd\u6703\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u8907\u96dc\uff0c\u662f\u4e0d\u662f\u8981\u505c\u4e0b\u4f86\u91cd\u69cb\u4e00\u4e0b? \u8b93\u7a0b\u5f0f\u53ef\u4ee5\u66f4\u7c21\u6f54\u5bb9\u6613\u64f4\u5145<\/li>\n<li>\u5982\u4f55\u78ba\u4fdd\u6bcf\u500b\u6e2c\u8a66\u6848\u4f8b\u90fd\u6709\u6548\u76ca? \u4e0d\u6703\u767c\u751f\u780d\u6389\u5be6\u4f5c\u537b\u6c92\u6709\u9020\u6210\u4efb\u4f55\u6e2c\u8a66\u5931\u6557<\/li>\n<li>\u5982\u4f55\u5b89\u5168\u5730\u91cd\u69cb\u4e0d\u6703\u6539\u58de\u4e4b\u524d\u5beb\u597d\u7684\u7a0b\u5f0f? <\/li>\n<li>\u6e2c\u8a66\u6848\u4f8b\u6703\u8d8a\u52a0\u8d8a\u591a edge case\uff0c\u90a3\u9ebc\u5be6\u4f5c\u8981\u5982\u4f55\u56e0\u61c9\u4f86\u8d8a\u6539\u8d8a\u901a\u7528\u5462? <\/li>\n<li>API \u8981\u5982\u4f55\u8a2d\u8a08\uff0c\u624d\u6703\u597d\u6e2c\u8a66\u548c\u547c\u53eb?<\/li>\n<li>Test code \u7684\u54c1\u8cea\u3001\u53ef\u8b80\u6027\u548c\u64f4\u5145\u6027\u4e5f\u548c production code \u4e5f\u76f8\u7b49\u91cd\u8981\u55ce?<\/li>\n<\/ol>\n<p>\u9019\u4e9b\u554f\u984c\u90fd\u6703\u5728\u7df4\u7fd2\u7684\u904e\u7a0b\u4e2d\u9010\u6b65\u5b78\u7fd2\u548c\u601d\u8003\uff0c\u8b93\u4f60\u5347\u7d1a\u6210\u70ba\u66f4\u597d\u7684\u7a0b\u5f0f\u8a2d\u8a08\u5e2b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>(\u672c\u6587 crossposting \u65bc ALPHACamp Blog) \u6e2c\u8a66\u9a45\u52d5\u958b\u767c\uff08Test-Driven D &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/ihower.tw\/blog\/8162-tdd-kata\" class=\"more-link\">\u95b1\u8b80\u5168\u6587<span class=\"screen-reader-text\">\u3008\u7a0b\u5f0f\u8a2d\u8a08\u5e2b\u5347\u7d1a\u5fc5\u7df4\u5167\u529f\uff1aTDD Kata\u3009<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[31],"tags":[],"class_list":["post-8162","post","type-post","status-publish","format-standard","hentry","category-ruby","entry"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/p1q6tG-27E","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"_links":{"self":[{"href":"https:\/\/ihower.tw\/blog\/wp-json\/wp\/v2\/posts\/8162","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ihower.tw\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ihower.tw\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ihower.tw\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ihower.tw\/blog\/wp-json\/wp\/v2\/comments?post=8162"}],"version-history":[{"count":2,"href":"https:\/\/ihower.tw\/blog\/wp-json\/wp\/v2\/posts\/8162\/revisions"}],"predecessor-version":[{"id":8164,"href":"https:\/\/ihower.tw\/blog\/wp-json\/wp\/v2\/posts\/8162\/revisions\/8164"}],"wp:attachment":[{"href":"https:\/\/ihower.tw\/blog\/wp-json\/wp\/v2\/media?parent=8162"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ihower.tw\/blog\/wp-json\/wp\/v2\/categories?post=8162"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ihower.tw\/blog\/wp-json\/wp\/v2\/tags?post=8162"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}