TestMain—What is it Good For? · Code Words
Thoughts on Programming and Software Engineering by Chris Hines Thu, Jan 8, 2015 As stated in the release notes, Go 1.4 focuses primarily on implementation work, but it also provides a few new tools for developers. The testing package provides one of these tools. Test code may now contain a TestMain function that provides more control over running tests than was available in prior releases of Go.
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golangã®testingパッケージã¯ã‚·ãƒ³ãƒ—ル主義ã®goãªã‚‰ã§ã¯ã¨ã„ã£ãŸã€æœ€å°é™ã®æ©Ÿèƒ½ã®ã¿ã‚’æä¾›ã—ã¦ã„ã¾ã™ã€‚実際ã®ã¨ã“ã‚ã“ã‚Œã¾ã§ã‚‚(ã»ã¼)充分ãªæ©Ÿèƒ½ã‚’æä¾›ã—ã¦ããŸã‚ã‘ã§ã™ãŒã€ãƒ†ã‚¹ãƒˆå‰ã®åˆæœŸåŒ–を明確ã«å®šç¾©ã§ããªã„ãªã©ã€ä¸æº€ã‚‚ã‚ã‚Šã¾ã—ãŸã€‚ ãã†ã„ã†ã‚ã‘ã§ã€1.4ã‹ã‚‰ã“ã®ä¸æº€ã‚’解決ã™ã‚‹testing.Mã¨TestMain(*testing.M)ãŒè¿½åŠ ã•ã‚Œã¦ã„ã¾ã™ã€‚ã“ã‚ŒãŒã‹ãªã‚Šæœ€é«˜ä¾¿åˆ©ã§ã™ã€‚ 従æ¥ã®ãƒ†ã‚¯ãƒ‹ãƒƒã‚¯ 当然ã€ã“ã‚Œã¾ã§ã‚‚テストã®"åˆæœŸåŒ–"ã‚„"ãŠç‰‡ã¥ã‘"を書ããŸã„ã¨ã„ã†è¦æ±‚ã¯å½“然ã‚ã‚Šã¾ã—ãŸã€‚ãã‚Œã«å¯¾ã—ã¦ã¯ã€go testコマンドãŒãƒ•ã‚¡ã‚¤ãƒ«ã‚’abc...é †ã«èªã¿ã“ã‚€ã“ã¨ã‚’利用ã—ã¦ã€ãƒ•ã‚¡ã‚¤ãƒ«åを工夫ã™ã‚‹ã¨ã„ã†ã¡ã‚‡ã£ã¨è£ãƒ¯ã‚¶çš„ãªæ‰‹æ³•ãŒä¸€èˆ¬çš„ã§ã—ãŸã€‚ ã™ãªã‚ã¡ã€æœ€åˆã«å®Ÿè¡Œã—ãŸã„テストãŒæ›¸ã‹ã‚ŒãŸãƒ•ã‚¡ã‚¤ãƒ«ã¯ã€Œa_test.goã€ã«ã—ã¦ã€æœ€å¾Œã«å®Ÿè¡Œã—ãŸã„テストを「z_test.goã€ã¨ã™ã‚‹ã‚ã‘ã§ã™ã€‚ã“ã®æ–¹
minitest 㧠mock ã‚„ stub を使ㆠ- ãŠã‚‚ã—ã‚webサービス開発日記
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