{"id":594,"date":"2025-03-24T08:53:14","date_gmt":"2025-03-23T23:53:14","guid":{"rendered":"https:\/\/dexall.co.jp\/articles\/?p=594"},"modified":"2025-03-24T08:53:14","modified_gmt":"2025-03-23T23:53:14","slug":"%e3%80%90%e5%ae%8c%e5%85%a8%e3%82%ac%e3%82%a4%e3%83%89%e3%80%91junit-assertequals%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9%e3%81%a8%e3%83%86%e3%82%b9%e3%83%88%e3%82%b3%e3%83%bc%e3%83%89%e5%93%81%e8%b3%aa","status":"publish","type":"post","link":"https:\/\/dexall.co.jp\/articles\/?p=594","title":{"rendered":"\u3010\u5b8c\u5168\u30ac\u30a4\u30c9\u3011JUnit assertEquals\u306e\u4f7f\u3044\u65b9\u3068\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u54c1\u8cea\u5411\u4e0a\u306e\u305f\u3081\u306e7\u3064\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9"},"content":{"rendered":"\n<div class=\"toc\"><br \/>\n<b>Warning<\/b>:  Undefined array key \"is_admin\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>116<\/b><br \/>\n<br \/>\n<b>Warning<\/b>:  Undefined array key \"is_category_top\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>121<\/b><br \/>\n<br \/>\n<b>Warning<\/b>:  Undefined array key \"is_top\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>128<\/b><br \/>\n    <div id=\"toc_container\" class=\"sgb-toc--bullets js-smooth-scroll\" data-dialog-title=\"\u76ee\u6b21\">\n      <p class=\"toc_title\">\u76ee\u6b21 <\/p>\n      <ul class=\"toc_list\">  <li class=\"first\">    <a href=\"#i-0\">JUnit assertEquals\u3068\u306f\uff1f\u57fa\u672c\u304b\u3089\u5fb9\u5e95\u89e3\u8aac<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-1\">assertEquals\u306e\u57fa\u672c\u6982\u5ff5\u3068\u91cd\u8981\u6027<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-2\">assertEquals\u306e\u57fa\u672c\u69cb\u6587\u3068\u4f7f\u7528\u4f8b<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-3\">assertEquals\u306e\u6b63\u3057\u3044\u4f7f\u3044\u65b9\u3068\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-4\">\u57fa\u672c\u7684\u306a\u30c7\u30fc\u30bf\u578b\u3067\u306e\u4f7f\u7528\u65b9\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-5\">\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6bd4\u8f03\u3067\u306e\u6ce8\u610f\u70b9\u3068\u5b9f\u88c5\u4f8b<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-6\">\u914d\u5217\u3084\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3067\u306e\u4f7f\u7528\u30c6\u30af\u30cb\u30c3\u30af<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-7\">\u3088\u304f\u3042\u308bassertEquals\u306e\u30a8\u30e9\u30fc\u3068\u89e3\u6c7a\u65b9\u6cd5<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-8\">NullPointerException\u306e\u9632\u304e\u65b9<\/a>      <\/li>      <li>        <a href=\"#i-9\">\u671f\u5f85\u5024\u3068\u5b9f\u969b\u306e\u5024\u304c\u4e00\u81f4\u3057\u306a\u3044\u5834\u5408\u306e\u539f\u56e0\u7279\u5b9a<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-10\">\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6bd4\u8f03\u6642\u306eequals\u30e1\u30bd\u30c3\u30c9\u5b9f\u88c5\u30df\u30b9<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-11\">\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u54c1\u8cea\u3092\u5411\u4e0a\u3055\u305b\u308b7\u3064\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-12\">\u30c6\u30b9\u30c8\u30e1\u30bd\u30c3\u30c9\u306e\u547d\u540d\u898f\u5247<\/a>      <\/li>      <li>        <a href=\"#i-13\">\u4e00\u3064\u306e\u30c6\u30b9\u30c8\u30e1\u30bd\u30c3\u30c9\u3067\u306f\u4e00\u3064\u306e\u691c\u8a3c\u306b\u96c6\u4e2d<\/a>      <\/li>      <li>        <a href=\"#i-14\">\u5883\u754c\u5024\u306e\u30c6\u30b9\u30c8\u30b1\u30fc\u30b9\u4f5c\u6210<\/a>      <\/li>      <li>        <a href=\"#i-15\">\u30c6\u30b9\u30c8\u30c7\u30fc\u30bf\u306e\u9069\u5207\u306a\u6e96\u5099\u65b9\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-16\">\u4f8b\u5916\u30c6\u30b9\u30c8\u306e\u5b9f\u88c5\u65b9\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-17\">\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u306e\u53ef\u8aad\u6027\u5411\u4e0a\u30c6\u30af\u30cb\u30c3\u30af<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-18\">\u30c6\u30b9\u30c8\u306e\u4fdd\u5b88\u6027\u3092\u9ad8\u3081\u308b\u305f\u3081\u306eTips<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-19\">\u3088\u308a\u9ad8\u5ea6\u306aassertEquals\u306e\u6d3b\u7528\u65b9\u6cd5<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-20\">\u30ab\u30b9\u30bf\u30e0\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u52b9\u679c\u7684\u306a\u4f7f\u7528<\/a>      <\/li>      <li>        <a href=\"#i-21\">\u30c7\u30eb\u30bf\u5024\u3092\u4f7f\u7528\u3057\u305f\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u306e\u6bd4\u8f03<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-22\">\u30e2\u30c3\u30af\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3068\u306e\u7d44\u307f\u5408\u308f\u305b\u65b9<\/a>      <\/li>    <\/ul>  <\/li>  <li class=\"last\">    <a href=\"#i-23\">\u307e\u3068\u3081\uff1a\u52b9\u679c\u7684\u306aassertEquals\u306e\u4f7f\u3044\u65b9<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-24\">\u91cd\u8981\u30dd\u30a4\u30f3\u30c8\u306e\u632f\u308a\u8fd4\u308a<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-29\">\u3055\u3089\u306a\u308b\u5b66\u7fd2\u306e\u305f\u3081\u306e\u30ea\u30bd\u30fc\u30b9<\/a>      <\/li>    <\/ul>  <\/li><\/ul>\n      <a href=\"#\" class=\"sgb-toc-button js-toc-button\" rel=\"nofollow\" data-open-dialog=\"true\"><i class=\"fa fa-list\"><\/i><span class=\"sgb-toc-button__text\">\u76ee\u6b21\u3078<\/span><\/a>\n    <\/div><\/div><h2 class=\"wp-block-heading\" id=\"i-0\">JUnit assertEquals\u3068\u306f\uff1f\u57fa\u672c\u304b\u3089\u5fb9\u5e95\u89e3\u8aac<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-1\">assertEquals\u306e\u57fa\u672c\u6982\u5ff5\u3068\u91cd\u8981\u6027<\/h3>\n\n\n\n<p>JUnit\u306e<code>assertEquals()<\/code>\u30e1\u30bd\u30c3\u30c9\u306f\u3001\u30e6\u30cb\u30c3\u30c8\u30c6\u30b9\u30c8\u306b\u304a\u3044\u3066\u6700\u3082\u983b\u7e41\u306b\u4f7f\u7528\u3055\u308c\u308b\u691c\u8a3c\u30e1\u30bd\u30c3\u30c9\u306e1\u3064\u3067\u3059\u3002\u3053\u306e\u30e1\u30bd\u30c3\u30c9\u306f\u3001\u671f\u5f85\u5024\uff08expected value\uff09\u3068\u5b9f\u969b\u306e\u5024\uff08actual value\uff09\u304c\u7b49\u3057\u3044\u304b\u3069\u3046\u304b\u3092\u691c\u8a3c\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-sgb-message\"><div class=\"memo sng-shadow-0\" style=\"border-radius:0px;background-color:#fff9e6;color:#ffb36b\"><div class=\"memo_ttl dfont\"><span class=\"sng-box-msg__icon\" style=\"background:#ffb36b\"><i class=\"fas fa-pencil-alt\"><\/i><\/span><div class=\"sng-box-msg__title\"><strong><code>assertEquals()<\/code>\u304c\u91cd\u8981\u306a\u7406\u7531\uff1a<\/strong><\/div><\/div><div class=\"sng-box-msg__contents\">\n<ul class=\"wp-block-list\">\n<li><strong>\u30c6\u30b9\u30c8\u306e\u53ef\u8aad\u6027\u5411\u4e0a<\/strong>: \u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u3092\u898b\u305f\u3060\u3051\u3067\u4f55\u3092\u691c\u8a3c\u3057\u3066\u3044\u308b\u306e\u304b\u660e\u78ba\u306b\u7406\u89e3\u3067\u304d\u308b<\/li>\n\n\n\n<li><strong>\u30d0\u30b0\u306e\u65e9\u671f\u767a\u898b<\/strong>: \u671f\u5f85\u901a\u308a\u306e\u7d50\u679c\u304c\u5f97\u3089\u308c\u3066\u3044\u308b\u304b\u78ba\u5b9f\u306b\u691c\u8a3c\u3067\u304d\u308b<\/li>\n\n\n\n<li><strong>\u56de\u5e30\u30c6\u30b9\u30c8\u306e\u57fa\u76e4<\/strong>: \u30b7\u30b9\u30c6\u30e0\u306e\u5909\u66f4\u306b\u3088\u308b\u5f71\u97ff\u3092\u8fc5\u901f\u306b\u691c\u51fa\u3067\u304d\u308b<\/li>\n\n\n\n<li><strong>\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3068\u3057\u3066\u306e\u5f79\u5272<\/strong>: \u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u304c\u671f\u5f85\u3055\u308c\u308b\u52d5\u4f5c\u3092\u660e\u793a\u7684\u306b\u793a\u3059<\/li>\n<\/ul>\n<\/div><\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-2\">assertEquals\u306e\u57fa\u672c\u69cb\u6587\u3068\u4f7f\u7528\u4f8b<\/h3>\n\n\n\n<p>\u57fa\u672c\u7684\u306a\u69cb\u6587\u306f\u4ee5\u4e0b\u306e3\u3064\u306e\u30d1\u30bf\u30fc\u30f3\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ 1. \u57fa\u672c\u5f62\nassertEquals(expected, actual);\n\n\/\/ 2. \u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u4ed8\u304d\nassertEquals(expected, actual, \"\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\");\n\n\/\/ 3. \u30c7\u30eb\u30bf\u5024\u4ed8\u304d\uff08\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u306e\u6bd4\u8f03\u7528\uff09\nassertEquals(expected, actual, delta);<\/pre>\n\n\n\n<p>\u5177\u4f53\u7684\u306a\u4f7f\u7528\u4f8b\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">import org.junit.jupiter.api.Test;\nimport static org.junit.jupiter.api.Assertions.assertEquals;\n\npublic class CalculatorTest {\n    @Test\n    void testAddition() {\n        \/\/ \u30c6\u30b9\u30c8\u5bfe\u8c61\u306e\u30af\u30e9\u30b9\u3092\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5316\n        Calculator calculator = new Calculator();\n\n        \/\/ \u57fa\u672c\u7684\u306a\u6574\u6570\u306e\u52a0\u7b97\u30c6\u30b9\u30c8\n        assertEquals(4, calculator.add(2, 2), \n            \"2 + 2 \u306f 4 \u306b\u306a\u308b\u306f\u305a\u3067\u3059\");\n\n        \/\/ \u6587\u5b57\u5217\u306e\u6bd4\u8f03\n        String result = calculator.getOperationName();\n        assertEquals(\"\u52a0\u7b97\", result, \n            \"\u64cd\u4f5c\u540d\u306f\u300c\u52a0\u7b97\u300d\u306b\u306a\u308b\u306f\u305a\u3067\u3059\");\n\n        \/\/ \u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u306e\u6bd4\u8f03\n        double result = calculator.divide(5, 2);\n        assertEquals(2.5, result, 0.0001, \n            \"5 \u00f7 2 \u306f 2.5 \u306b\u306a\u308b\u306f\u305a\u3067\u3059\");\n    }\n}<\/pre>\n\n\n\n<div class=\"wp-block-sgb-message\"><div class=\"memo sng-shadow-0\" style=\"border-radius:0px;background-color:#b4e0fa;color:#009EF3\"><div class=\"memo_ttl dfont\"><span class=\"sng-box-msg__icon\" style=\"background:#009EF3\"><i class=\"far fa-lightbulb\"><\/i><\/span><div class=\"sng-box-msg__title\"><strong>\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8\uff1a<\/strong><\/div><\/div><div class=\"sng-box-msg__contents\">\n<ol class=\"wp-block-list\">\n<li><strong>\u578b\u306e\u4e00\u81f4<\/strong>: \u6bd4\u8f03\u3059\u308b\u5024\u306f\u540c\u3058\u578b\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059<\/li>\n\n\n\n<li><strong>null\u306e\u6271\u3044<\/strong>: <code>null<\/code>\u5024\u3082\u6bd4\u8f03\u53ef\u80fd\u3067\u3059<\/li>\n\n\n\n<li><strong>\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8<\/strong>: \u5931\u6557\u6642\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u5177\u4f53\u7684\u306b\u66f8\u304f\u3053\u3068\u3092\u63a8\u5968<\/li>\n\n\n\n<li><strong>\u30c7\u30eb\u30bf\u5024<\/strong>: \u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u6bd4\u8f03\u6642\u306f\u8aa4\u5dee\u3092\u8a31\u5bb9\u3059\u308b\u305f\u3081\u306e\u30c7\u30eb\u30bf\u5024\u3092\u6307\u5b9a<\/li>\n<\/ol>\n<\/div><\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-sgb-message\"><div class=\"memo sng-shadow-0\" style=\"border-radius:0px;background-color:#fff9e6;color:#ffb36b\"><div class=\"memo_ttl dfont\"><span class=\"sng-box-msg__icon\" style=\"background:#ffb36b\"><i class=\"fas fa-pencil-alt\"><\/i><\/span><div class=\"sng-box-msg__title\">\u6ce8\u610f\u4e8b\u9805\uff1a<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ul class=\"wp-block-list\">\n<li>JUnit 4\u30685\u3067\u306f\u82e5\u5e72\u69cb\u6587\u304c\u7570\u306a\u308a\u307e\u3059\uff08\u4e0a\u8a18\u306fJUnit 5\u306e\u4f8b\u3067\u3059\uff09<\/li>\n\n\n\n<li>\u9759\u7684\u30a4\u30f3\u30dd\u30fc\u30c8\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u7c21\u6f54\u306a\u30b3\u30fc\u30c9\u304c\u66f8\u3051\u307e\u3059<\/li>\n\n\n\n<li>\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u3001\u30c6\u30b9\u30c8\u5931\u6557\u6642\u306e\u539f\u56e0\u7279\u5b9a\u3092\u5bb9\u6613\u306b\u3059\u308b\u305f\u3081\u3001\u3067\u304d\u308b\u3060\u3051\u5177\u4f53\u7684\u306b\u66f8\u304d\u307e\u3057\u3087\u3046<\/li>\n<\/ul>\n<\/div><\/div><\/div>\n\n\n\n<p><code>assertEquals()<\/code>\u306f\u5358\u7d14\u306a\u30e1\u30bd\u30c3\u30c9\u306b\u898b\u3048\u307e\u3059\u304c\u3001\u9069\u5207\u306b\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u30c6\u30b9\u30c8\u306e\u54c1\u8cea\u3092\u5927\u304d\u304f\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u3088\u308a\u5b9f\u8df5\u7684\u306a\u4f7f\u7528\u65b9\u6cd5\u3068\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-3\">assertEquals\u306e\u6b63\u3057\u3044\u4f7f\u3044\u65b9\u3068\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-4\">\u57fa\u672c\u7684\u306a\u30c7\u30fc\u30bf\u578b\u3067\u306e\u4f7f\u7528\u65b9\u6cd5<\/h3>\n\n\n\n<p>\u57fa\u672c\u30c7\u30fc\u30bf\u578b\uff08\u30d7\u30ea\u30df\u30c6\u30a3\u30d6\u578b\uff09\u3067\u306eassertEquals\u306e\u4f7f\u7528\u65b9\u6cd5\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">import org.junit.jupiter.api.Test;\nimport static org.junit.jupiter.api.Assertions.assertEquals;\n\npublic class PrimitiveTypeTest {\n    @Test\n    void testPrimitiveTypes() {\n        \/\/ \u6574\u6570\u578b\uff08int\uff09\u306e\u30c6\u30b9\u30c8\n        int result1 = 10 + 20;\n        assertEquals(30, result1, \"\u6574\u6570\u306e\u52a0\u7b97\u30c6\u30b9\u30c8\");\n\n        \/\/ \u9577\u6574\u6570\u578b\uff08long\uff09\u306e\u30c6\u30b9\u30c8\n        long result2 = 1000000L * 2;\n        assertEquals(2000000L, result2, \"\u9577\u6574\u6570\u306e\u4e57\u7b97\u30c6\u30b9\u30c8\");\n\n        \/\/ \u6d6e\u52d5\u5c0f\u6570\u70b9\u578b\uff08double\uff09\u306e\u30c6\u30b9\u30c8\n        double result3 = 10.5 \/ 2;\n        assertEquals(5.25, result3, 0.0001, \"\u5c0f\u6570\u306e\u9664\u7b97\u30c6\u30b9\u30c8\");\n\n        \/\/ \u771f\u507d\u5024\uff08boolean\uff09\u306e\u30c6\u30b9\u30c8\n        boolean result4 = 10 &gt; 5;\n        assertEquals(true, result4, \"\u6bd4\u8f03\u7d50\u679c\u306e\u30c6\u30b9\u30c8\");\n\n        \/\/ \u6587\u5b57\u578b\uff08char\uff09\u306e\u30c6\u30b9\u30c8\n        char result5 = 'A';\n        assertEquals('A', result5, \"\u6587\u5b57\u306e\u6bd4\u8f03\u30c6\u30b9\u30c8\");\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-5\">\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6bd4\u8f03\u3067\u306e\u6ce8\u610f\u70b9\u3068\u5b9f\u88c5\u4f8b<\/h3>\n\n\n\n<p>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u6bd4\u8f03\u3059\u308b\u969b\u306f\u3001<code>equals()<\/code>\u30e1\u30bd\u30c3\u30c9\u306e\u5b9f\u88c5\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class Person {\n    private String name;\n    private int age;\n\n    public Person(String name, int age) {\n        this.name = name;\n        this.age = age;\n    }\n\n    \/\/ equals()\u30e1\u30bd\u30c3\u30c9\u306e\u9069\u5207\u306a\u5b9f\u88c5\n    @Override\n    public boolean equals(Object obj) {\n        if (this == obj) return true;\n        if (obj == null || getClass() != obj.getClass()) return false;\n        Person person = (Person) obj;\n        return age == person.age &amp;&amp; \n               Objects.equals(name, person.name);\n    }\n\n    \/\/ hashCode()\u30e1\u30bd\u30c3\u30c9\u3082\u5fc5\u305a\u5b9f\u88c5\n    @Override\n    public int hashCode() {\n        return Objects.hash(name, age);\n    }\n}\n\npublic class PersonTest {\n    @Test\n    void testPersonEquality() {\n        \/\/ \u30c6\u30b9\u30c8\u30c7\u30fc\u30bf\u306e\u6e96\u5099\n        Person person1 = new Person(\"\u7530\u4e2d\u592a\u90ce\", 30);\n        Person person2 = new Person(\"\u7530\u4e2d\u592a\u90ce\", 30);\n        Person person3 = new Person(\"\u5c71\u7530\u82b1\u5b50\", 25);\n\n        \/\/ \u540c\u5024\u6027\u306e\u30c6\u30b9\u30c8\n        assertEquals(person1, person2, \n            \"\u540c\u3058\u5c5e\u6027\u3092\u6301\u3064Person\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306f\u7b49\u3057\u3044\u306f\u305a\u3067\u3059\");\n\n        \/\/ \u7570\u306a\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30c6\u30b9\u30c8\n        assertNotEquals(person1, person3, \n            \"\u7570\u306a\u308b\u5c5e\u6027\u3092\u6301\u3064Person\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306f\u7b49\u3057\u304f\u306a\u3044\u306f\u305a\u3067\u3059\");\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-6\">\u914d\u5217\u3084\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3067\u306e\u4f7f\u7528\u30c6\u30af\u30cb\u30c3\u30af<\/h3>\n\n\n\n<p>\u914d\u5217\u3084\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306e\u6bd4\u8f03\u306b\u306f\u5c02\u7528\u306e\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">import static org.junit.jupiter.api.Assertions.assertArrayEquals;\nimport java.util.Arrays;\nimport java.util.List;\n\npublic class CollectionTest {\n    @Test\n    void testArrayAndCollections() {\n        \/\/ \u914d\u5217\u306e\u6bd4\u8f03\n        int[] expected = {1, 2, 3, 4, 5};\n        int[] actual = generateNumbers(5);\n        assertArrayEquals(expected, actual, \n            \"\u914d\u5217\u306e\u8981\u7d20\u304c\u4e00\u81f4\u3059\u308b\u306f\u305a\u3067\u3059\");\n\n        \/\/ \u30ea\u30b9\u30c8\u306e\u6bd4\u8f03\n        List&lt;String&gt; expectedList = Arrays.asList(\"A\", \"B\", \"C\");\n        List&lt;String&gt; actualList = generateList();\n        assertEquals(expectedList, actualList, \n            \"\u30ea\u30b9\u30c8\u306e\u8981\u7d20\u304c\u4e00\u81f4\u3059\u308b\u306f\u305a\u3067\u3059\");\n\n        \/\/ \u30bb\u30c3\u30c8\u306e\u6bd4\u8f03\n        Set&lt;Integer&gt; expectedSet = new HashSet&lt;&gt;(Arrays.asList(1, 2, 3));\n        Set&lt;Integer&gt; actualSet = generateSet();\n        assertEquals(expectedSet, actualSet, \n            \"\u30bb\u30c3\u30c8\u306e\u8981\u7d20\u304c\u4e00\u81f4\u3059\u308b\u306f\u305a\u3067\u3059\");\n\n        \/\/ \u30de\u30c3\u30d7\u306e\u6bd4\u8f03\n        Map&lt;String, Integer&gt; expectedMap = new HashMap&lt;&gt;();\n        expectedMap.put(\"A\", 1);\n        expectedMap.put(\"B\", 2);\n        Map&lt;String, Integer&gt; actualMap = generateMap();\n        assertEquals(expectedMap, actualMap, \n            \"\u30de\u30c3\u30d7\u306e\u8981\u7d20\u304c\u4e00\u81f4\u3059\u308b\u306f\u305a\u3067\u3059\");\n    }\n}<\/pre>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-sgb-message\"><div class=\"memo sng-shadow-0\" style=\"border-radius:0px;background-color:#fff9e6;color:#ffb36b\"><div class=\"memo_ttl dfont\"><span class=\"sng-box-msg__icon\" style=\"background:#ffb36b\"><i class=\"fas fa-pencil-alt\"><\/i><\/span><div class=\"sng-box-msg__title\">\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8\uff1a<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ol class=\"wp-block-list\">\n<li><strong>\u30d7\u30ea\u30df\u30c6\u30a3\u30d6\u578b\u306e\u6bd4\u8f03<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u578b\u306b\u5fdc\u3058\u305f\u9069\u5207\u306a\u30aa\u30fc\u30d0\u30fc\u30ed\u30fc\u30c9\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528<\/li>\n\n\n\n<li>\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u306e\u6bd4\u8f03\u6642\u306f\u30c7\u30eb\u30bf\u5024\u3092\u6307\u5b9a<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u6bd4\u8f03<\/strong>\n<ul class=\"wp-block-list\">\n<li><code>equals()<\/code>\u3068<code>hashCode()<\/code>\u30e1\u30bd\u30c3\u30c9\u3092\u9069\u5207\u306b\u5b9f\u88c5<\/li>\n\n\n\n<li><code>null<\/code>\u5024\u306e\u8003\u616e\u3092\u5fd8\u308c\u306a\u3044<\/li>\n\n\n\n<li>\u578b\u306e\u4e00\u81f4\u78ba\u8a8d\u3092\u884c\u3046<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306e\u6bd4\u8f03<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u914d\u5217\u306f<code>assertArrayEquals()<\/code>\u3092\u4f7f\u7528<\/li>\n\n\n\n<li>\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306f\u8981\u7d20\u306e\u9806\u5e8f\u306b\u6ce8\u610f<\/li>\n\n\n\n<li><code>equals()<\/code>\u30e1\u30bd\u30c3\u30c9\u306e\u5b9f\u88c5\u3092\u78ba\u8a8d<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<\/div><\/div><\/div>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u57fa\u672c\u7684\u306a\u4f7f\u3044\u65b9\u3092\u62bc\u3055\u3048\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u5b9f\u969b\u306e\u30c6\u30b9\u30c8\u958b\u767a\u3067\u906d\u9047\u3057\u3084\u3059\u3044\u30a8\u30e9\u30fc\u3068\u305d\u306e\u89e3\u6c7a\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-7\">\u3088\u304f\u3042\u308bassertEquals\u306e\u30a8\u30e9\u30fc\u3068\u89e3\u6c7a\u65b9\u6cd5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-8\">NullPointerException\u306e\u9632\u304e\u65b9<\/h3>\n\n\n\n<p>NullPointerException\u306f\u3001assertEquals\u3092\u4f7f\u7528\u3059\u308b\u969b\u306b\u3088\u304f\u906d\u9047\u3059\u308b\u30a8\u30e9\u30fc\u306e1\u3064\u3067\u3059\u3002\u4ee5\u4e0b\u306b\u4e3b\u306a\u539f\u56e0\u3068\u5bfe\u7b56\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class NullHandlingTest {\n    @Test\n    void demonstrateNullHandling() {\n        \/\/ \u3088\u304f\u3042\u308b\u554f\u984c\u30d1\u30bf\u30fc\u30f3\n        String actual = null;\n        String expected = \"\u30c6\u30b9\u30c8\";\n\n        \/\/ \u274c \u60aa\u3044\u4f8b\uff1aNullPointerException\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\n        \/\/ assertEquals(actual.trim(), expected);\n\n        \/\/ \u2705 \u826f\u3044\u4f8b\uff1anull \u30c1\u30a7\u30c3\u30af\u3092\u884c\u3046\n        if (actual == null) {\n            assertNull(expected, \"\u671f\u5f85\u5024\u3082null\u3067\u3042\u308b\u3079\u304d\");\n        } else {\n            assertEquals(actual.trim(), expected, \n                \"trim()\u9069\u7528\u5f8c\u306e\u6587\u5b57\u5217\u304c\u4e00\u81f4\u3059\u308b\u3079\u304d\");\n        }\n    }\n\n    @Test\n    void demonstrateSafeNullComparison() {\n        String actual = null;\n        String expected = null;\n\n        \/\/ \u2705 \u826f\u3044\u4f8b\uff1a\u76f4\u63a5null\u306e\u6bd4\u8f03\u304c\u53ef\u80fd\n        assertEquals(expected, actual, \n            \"\u4e21\u65b9\u3068\u3082null\u3067\u3042\u308b\u3079\u304d\");\n    }\n}<\/pre>\n\n\n\n<div class=\"wp-block-sgb-message\"><div class=\"memo sng-shadow-0\" style=\"border-radius:0px;background-color:#b4e0fa;color:#009EF3\"><div class=\"memo_ttl dfont\"><span class=\"sng-box-msg__icon\" style=\"background:#009EF3\"><i class=\"far fa-lightbulb\"><\/i><\/span><div class=\"sng-box-msg__title\">NullPointerException\u9632\u6b62\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\uff1a<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ol class=\"wp-block-list\">\n<li>\u30e1\u30bd\u30c3\u30c9\u547c\u3073\u51fa\u3057\u524d\u306enull\u30c1\u30a7\u30c3\u30af<\/li>\n\n\n\n<li>assertNull\u306e\u9069\u5207\u306a\u4f7f\u7528<\/li>\n\n\n\n<li>\u30aa\u30d7\u30b7\u30e7\u30ca\u30eb\u578b\u306e\u6d3b\u7528<\/li>\n\n\n\n<li>\u9069\u5207\u306a\u521d\u671f\u5316\u306e\u5b9f\u65bd<\/li>\n<\/ol>\n<\/div><\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-9\">\u671f\u5f85\u5024\u3068\u5b9f\u969b\u306e\u5024\u304c\u4e00\u81f4\u3057\u306a\u3044\u5834\u5408\u306e\u539f\u56e0\u7279\u5b9a<\/h3>\n\n\n\n<p>\u5024\u306e\u4e0d\u4e00\u81f4\u306f\u6700\u3082\u4e00\u822c\u7684\u306a\u30c6\u30b9\u30c8\u5931\u6557\u30d1\u30bf\u30fc\u30f3\u3067\u3059\u3002\u52b9\u7387\u7684\u306a\u30c7\u30d0\u30c3\u30b0\u65b9\u6cd5\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class ValueMismatchTest {\n    @Test\n    void demonstrateDetailedAssertions() {\n        String actual = \"  Hello, World!  \";\n        String expected = \"Hello, World!\";\n\n        \/\/ \u274c \u60aa\u3044\u4f8b\uff1a\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u4e0d\u5341\u5206\n        \/\/ assertEquals(expected, actual);\n\n        \/\/ \u2705 \u826f\u3044\u4f8b\uff1a\u8a73\u7d30\u306a\u60c5\u5831\u3092\u542b\u3080\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3\n        assertEquals(\n            expected,\n            actual.trim(),\n            String.format(\n                \"\u671f\u5f85\u5024: '%s', \u5b9f\u969b\u306e\u5024: '%s'\uff08\u7a7a\u767d\u6587\u5b57\u3092\u542b\u3080\u53ef\u80fd\u6027\u3042\u308a\uff09\",\n                expected,\n                actual\n            )\n        );\n    }\n\n    @Test\n    void demonstrateStepByStepVerification() {\n        Double actual = calculateComplexValue();\n        Double expected = 100.0;\n\n        \/\/ \u2705 \u826f\u3044\u4f8b\uff1a\u6bb5\u968e\u7684\u306a\u691c\u8a3c\n        assertNotNull(actual, \"\u8a08\u7b97\u7d50\u679c\u304cnull\u3067\u306f\u306a\u3044\u3053\u3068\");\n        assertTrue(Double.isFinite(actual), \"\u8a08\u7b97\u7d50\u679c\u304c\u6709\u9650\u3067\u3042\u308b\u3053\u3068\");\n        assertEquals(expected, actual, 0.0001, \n            \"\u8a08\u7b97\u7d50\u679c\u304c\u671f\u5f85\u5024\u3068\u4e00\u81f4\u3059\u308b\u3053\u3068\");\n    }\n}<\/pre>\n\n\n\n<div class=\"wp-block-sgb-message\"><div class=\"memo sng-shadow-0\" style=\"border-radius:0px;background-color:#b4e0fa;color:#009EF3\"><div class=\"memo_ttl dfont\"><span class=\"sng-box-msg__icon\" style=\"background:#009EF3\"><i class=\"far fa-lightbulb\"><\/i><\/span><div class=\"sng-box-msg__title\">\u4e0d\u4e00\u81f4\u30a8\u30e9\u30fc\u306e\u52b9\u7387\u7684\u306a\u89e3\u6c7a\u624b\u9806\uff1a<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ol class=\"wp-block-list\">\n<li>\u8a73\u7d30\u306a\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u8a2d\u5b9a<\/li>\n\n\n\n<li>\u6bb5\u968e\u7684\u306a\u691c\u8a3c\u306e\u5b9f\u65bd<\/li>\n\n\n\n<li>\u30c7\u30d0\u30c3\u30b0\u51fa\u529b\u306e\u6d3b\u7528<\/li>\n\n\n\n<li>\u30c6\u30b9\u30c8\u30c7\u30fc\u30bf\u306e\u59a5\u5f53\u6027\u78ba\u8a8d<\/li>\n<\/ol>\n<\/div><\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-10\">\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6bd4\u8f03\u6642\u306eequals\u30e1\u30bd\u30c3\u30c9\u5b9f\u88c5\u30df\u30b9<\/h3>\n\n\n\n<p>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u6bd4\u8f03\u6642\u306b\u3088\u304f\u767a\u751f\u3059\u308b\u554f\u984c\u3068\u305d\u306e\u89e3\u6c7a\u65b9\u6cd5\u3092\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class Product {\n    private String name;\n    private double price;\n    private Category category;\n\n    \/\/ \u274c \u60aa\u3044\u4f8b\uff1a\u4e0d\u5b8c\u5168\u306aequals\u5b9f\u88c5\n    \/*\n    @Override\n    public boolean equals(Object obj) {\n        Product other = (Product) obj;\n        return this.name.equals(other.name);  \/\/ price\u3068category\u3092\u8003\u616e\u3057\u3066\u3044\u306a\u3044\n    }\n    *\/\n\n    \/\/ \u2705 \u826f\u3044\u4f8b\uff1a\u5b8c\u5168\u306aequals\u5b9f\u88c5\n    @Override\n    public boolean equals(Object obj) {\n        if (this == obj) return true;\n        if (obj == null || getClass() != obj.getClass()) return false;\n        Product product = (Product) obj;\n        return Double.compare(product.price, price) == 0 &amp;&amp;\n               Objects.equals(name, product.name) &amp;&amp;\n               Objects.equals(category, product.category);\n    }\n\n    @Override\n    public int hashCode() {\n        return Objects.hash(name, price, category);\n    }\n}\n\npublic class ProductTest {\n    @Test\n    void demonstrateProperEqualsImplementation() {\n        Product product1 = new Product(\"\u5546\u54c1A\", 1000, Category.ELECTRONICS);\n        Product product2 = new Product(\"\u5546\u54c1A\", 1000, Category.ELECTRONICS);\n        Product product3 = new Product(\"\u5546\u54c1A\", 2000, Category.ELECTRONICS);\n\n        \/\/ \u540c\u5024\u6027\u306e\u30c6\u30b9\u30c8\n        assertEquals(product1, product2, \n            \"\u540c\u3058\u5c5e\u6027\u3092\u6301\u3064\u5546\u54c1\u306f\u7b49\u3057\u3044\u3068\u5224\u65ad\u3055\u308c\u308b\u3079\u304d\");\n\n        \/\/ \u7570\u306a\u308b\u4fa1\u683c\u306e\u5546\u54c1\u3068\u306e\u6bd4\u8f03\n        assertNotEquals(product1, product3, \n            \"\u4fa1\u683c\u304c\u7570\u306a\u308b\u5546\u54c1\u306f\u7b49\u3057\u304f\u306a\u3044\u3068\u5224\u65ad\u3055\u308c\u308b\u3079\u304d\");\n    }\n}<\/pre>\n\n\n\n<div class=\"wp-block-sgb-message\"><div class=\"memo sng-shadow-0\" style=\"border-radius:0px;background-color:#fff9e6;color:#ffb36b\"><div class=\"memo_ttl dfont\"><span class=\"sng-box-msg__icon\" style=\"background:#ffb36b\"><i class=\"fas fa-pencil-alt\"><\/i><\/span><div class=\"sng-box-msg__title\">equals\u5b9f\u88c5\u306e\u4e3b\u306a\u6ce8\u610f\u70b9\uff1a<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ol class=\"wp-block-list\">\n<li>null\u5b89\u5168\u6027\u306e\u78ba\u4fdd<\/li>\n\n\n\n<li>\u578b\u30c1\u30a7\u30c3\u30af\u306e\u5b9f\u65bd<\/li>\n\n\n\n<li>\u5168\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u6bd4\u8f03<\/li>\n\n\n\n<li>hashCode\u30e1\u30bd\u30c3\u30c9\u3068\u306e\u6574\u5408\u6027<\/li>\n\n\n\n<li>\u63a8\u79fb\u6027\u30fb\u5bfe\u79f0\u6027\u30fb\u53cd\u5c04\u6027\u306e\u4fdd\u6301<\/li>\n<\/ol>\n<\/div><\/div><\/div>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30a8\u30e9\u30fc\u30d1\u30bf\u30fc\u30f3\u3092\u7406\u89e3\u3057\u3001\u9069\u5207\u306a\u5bfe\u51e6\u65b9\u6cd5\u3092\u77e5\u3063\u3066\u304a\u304f\u3053\u3068\u3067\u3001\u3088\u308a\u5805\u7262\u306a\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u5168\u4f53\u306e\u54c1\u8cea\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-11\">\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u54c1\u8cea\u3092\u5411\u4e0a\u3055\u305b\u308b7\u3064\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-12\">\u30c6\u30b9\u30c8\u30e1\u30bd\u30c3\u30c9\u306e\u547d\u540d\u898f\u5247<\/h3>\n\n\n\n<p>\u30c6\u30b9\u30c8\u30e1\u30bd\u30c3\u30c9\u306e\u540d\u524d\u306f\u3001\u30c6\u30b9\u30c8\u306e\u76ee\u7684\u3068\u671f\u5f85\u3055\u308c\u308b\u7d50\u679c\u3092\u660e\u78ba\u306b\u793a\u3059\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class OrderProcessorTest {\n    \/\/ \u274c \u60aa\u3044\u4f8b\n    @Test\n    void test1() {}\n\n    \/\/ \u274c \u60aa\u3044\u4f8b\n    @Test\n    void orderTest() {}\n\n    \/\/ \u2705 \u826f\u3044\u4f8b\n    @Test\n    void createOrder_validInput_returnsOrderWithGeneratedId() {\n        \/\/ \u30c6\u30b9\u30c8\u5185\u5bb9\u304c\u540d\u524d\u304b\u3089\u660e\u78ba\n        Order order = orderProcessor.createOrder(validOrderInput);\n        assertNotNull(order.getId(), \"\u6ce8\u6587ID\u304c\u751f\u6210\u3055\u308c\u3066\u3044\u308b\u3079\u304d\");\n    }\n\n    \/\/ \u2705 \u826f\u3044\u4f8b\n    @Test\n    void calculateTotal_multipleItems_returnsSumOfItemPrices() {\n        \/\/ \u30c6\u30b9\u30c8\u30b7\u30ca\u30ea\u30aa\u304c\u540d\u524d\u304b\u3089\u7406\u89e3\u53ef\u80fd\n        double total = orderProcessor.calculateTotal(multipleItems);\n        assertEquals(expectedTotal, total, 0.001, \n            \"\u5408\u8a08\u91d1\u984d\u304c\u5168\u5546\u54c1\u306e\u4fa1\u683c\u5408\u8a08\u3068\u4e00\u81f4\u3059\u308b\u3079\u304d\");\n    }\n}<\/pre>\n\n\n\n<div class=\"wp-block-sgb-message\"><div class=\"memo sng-shadow-0\" style=\"border-radius:0px;background-color:#b4e0fa;color:#009EF3\"><div class=\"memo_ttl dfont\"><span class=\"sng-box-msg__icon\" style=\"background:#009EF3\"><i class=\"far fa-lightbulb\"><\/i><\/span><div class=\"sng-box-msg__title\">\u547d\u540d\u898f\u5247\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\uff1a<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ul class=\"wp-block-list\">\n<li>[\u30c6\u30b9\u30c8\u5bfe\u8c61\u306e\u30e1\u30bd\u30c3\u30c9]<em>[\u30c6\u30b9\u30c8\u6761\u4ef6]<\/em>[\u671f\u5f85\u3055\u308c\u308b\u7d50\u679c]<\/li>\n\n\n\n<li>\u65e5\u672c\u8a9e\u30b3\u30e1\u30f3\u30c8\u3092\u4f75\u8a18\u3057\u3066\u53ef\u8aad\u6027\u3092\u5411\u4e0a<\/li>\n\n\n\n<li>\u30c1\u30fc\u30e0\u5185\u3067\u4e00\u8cab\u3057\u305f\u547d\u540d\u898f\u5247\u3092\u63a1\u7528<\/li>\n<\/ul>\n<\/div><\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-13\">\u4e00\u3064\u306e\u30c6\u30b9\u30c8\u30e1\u30bd\u30c3\u30c9\u3067\u306f\u4e00\u3064\u306e\u691c\u8a3c\u306b\u96c6\u4e2d<\/h3>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class UserServiceTest {\n    \/\/ \u274c \u60aa\u3044\u4f8b\uff1a\u8907\u6570\u306e\u6a5f\u80fd\u30921\u3064\u306e\u30c6\u30b9\u30c8\u3067\u691c\u8a3c\n    @Test\n    void testUserOperations() {\n        User user = userService.createUser(\"test@example.com\");\n        assertNotNull(user);\n\n        user.setName(\"Test User\");\n        userService.updateUser(user);\n        assertEquals(\"Test User\", user.getName());\n\n        userService.deleteUser(user.getId());\n        assertNull(userService.findUser(user.getId()));\n    }\n\n    \/\/ \u2705 \u826f\u3044\u4f8b\uff1a\u5404\u6a5f\u80fd\u3092\u500b\u5225\u306e\u30c6\u30b9\u30c8\u30e1\u30bd\u30c3\u30c9\u3067\u691c\u8a3c\n    @Test\n    void createUser_validEmail_createsUserSuccessfully() {\n        User user = userService.createUser(\"test@example.com\");\n        assertNotNull(user, \"\u4f5c\u6210\u3055\u308c\u305f\u30e6\u30fc\u30b6\u30fc\u304cnull\u3067\u306f\u306a\u3044\u3053\u3068\");\n        assertNotNull(user.getId(), \"\u30e6\u30fc\u30b6\u30fcID\u304c\u751f\u6210\u3055\u308c\u3066\u3044\u308b\u3053\u3068\");\n    }\n\n    @Test\n    void updateUser_validName_updatesUserSuccessfully() {\n        User user = createTestUser();\n        user.setName(\"Test User\");\n\n        User updatedUser = userService.updateUser(user);\n        assertEquals(\"Test User\", updatedUser.getName(), \n            \"\u30e6\u30fc\u30b6\u30fc\u540d\u304c\u66f4\u65b0\u3055\u308c\u3066\u3044\u308b\u3053\u3068\");\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-14\">\u5883\u754c\u5024\u306e\u30c6\u30b9\u30c8\u30b1\u30fc\u30b9\u4f5c\u6210<\/h3>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class AgeValidatorTest {\n    private AgeValidator validator = new AgeValidator();\n\n    @Test\n    void validateAge_boundaryValues_handlesCorrectly() {\n        \/\/ \u6700\u5c0f\u5024\u306e\u5883\u754c\n        assertFalse(validator.isValid(-1), \"\u8ca0\u306e\u5e74\u9f62\u306f\u7121\u52b9\");\n        assertTrue(validator.isValid(0), \"0\u6b73\u306f\u6709\u52b9\");\n        assertTrue(validator.isValid(1), \"1\u6b73\u306f\u6709\u52b9\");\n\n        \/\/ \u4e00\u822c\u7684\u306a\u5883\u754c\n        assertTrue(validator.isValid(17), \"17\u6b73\u306f\u6709\u52b9\");\n        assertTrue(validator.isValid(18), \"18\u6b73\u306f\u6709\u52b9\");\n        assertTrue(validator.isValid(19), \"19\u6b73\u306f\u6709\u52b9\");\n\n        \/\/ \u6700\u5927\u5024\u306e\u5883\u754c\n        assertTrue(validator.isValid(149), \"149\u6b73\u306f\u6709\u52b9\");\n        assertTrue(validator.isValid(150), \"150\u6b73\u306f\u6709\u52b9\");\n        assertFalse(validator.isValid(151), \"151\u6b73\u306f\u7121\u52b9\");\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-15\">\u30c6\u30b9\u30c8\u30c7\u30fc\u30bf\u306e\u9069\u5207\u306a\u6e96\u5099\u65b9\u6cd5<\/h3>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class OrderTest {\n    \/\/ \u2705 \u826f\u3044\u4f8b\uff1a\u30c6\u30b9\u30c8\u30c7\u30fc\u30bf\u30d3\u30eb\u30c0\u30fc\u30d1\u30bf\u30fc\u30f3\u306e\u4f7f\u7528\n    private Order.Builder createTestOrderBuilder() {\n        return Order.builder()\n            .customerId(\"CUST001\")\n            .orderDate(LocalDate.now())\n            .status(OrderStatus.PENDING);\n    }\n\n    @Test\n    void calculateTotal_multipleItems_returnsSumOfPrices() {\n        \/\/ \u30c6\u30b9\u30c8\u30c7\u30fc\u30bf\u306e\u6e96\u5099\n        Order order = createTestOrderBuilder()\n            .addItem(new OrderItem(\"ITEM001\", 1000, 2))\n            .addItem(new OrderItem(\"ITEM002\", 500, 1))\n            .build();\n\n        assertEquals(2500, order.calculateTotal(), 0.001,\n            \"\u5408\u8a08\u91d1\u984d\u304c\u6b63\u3057\u304f\u8a08\u7b97\u3055\u308c\u308b\u3053\u3068\");\n    }\n\n    \/\/ \u30c6\u30b9\u30c8\u30d5\u30a3\u30af\u30b9\u30c1\u30e3\u306e\u6d3b\u7528\n    @BeforeEach\n    void setUp() {\n        \/\/ \u30c6\u30b9\u30c8\u3054\u3068\u306b\u5fc5\u8981\u306a\u521d\u671f\u5316\u51e6\u7406\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-16\">\u4f8b\u5916\u30c6\u30b9\u30c8\u306e\u5b9f\u88c5\u65b9\u6cd5<\/h3>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class ExceptionTest {\n    @Test\n    void divide_byZero_throwsArithmeticException() {\n        Calculator calculator = new Calculator();\n\n        \/\/ \u2705 \u826f\u3044\u4f8b\uff1a\u4f8b\u5916\u306e\u8a73\u7d30\u3092\u691c\u8a3c\n        ArithmeticException exception = assertThrows(\n            ArithmeticException.class,\n            () -&gt; calculator.divide(1, 0),\n            \"0\u306b\u3088\u308b\u9664\u7b97\u306f\u4f8b\u5916\u3092\u30b9\u30ed\u30fc\u3059\u308b\u3079\u304d\"\n        );\n\n        assertEquals(\"\u9664\u7b97\u306e\u5206\u6bcd\u304c0\u3067\u3059\", exception.getMessage(),\n            \"\u4f8b\u5916\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u6b63\u3057\u3044\u3053\u3068\");\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-17\">\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u306e\u53ef\u8aad\u6027\u5411\u4e0a\u30c6\u30af\u30cb\u30c3\u30af<\/h3>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class ReadabilityTest {\n    \/\/ \u2705 \u826f\u3044\u4f8b\uff1aGiven-When-Then\u30d1\u30bf\u30fc\u30f3\u306e\u4f7f\u7528\n    @Test\n    void processOrder_validOrder_completesSuccessfully() {\n        \/\/ Given\uff1a\u30c6\u30b9\u30c8\u306e\u524d\u63d0\u6761\u4ef6\n        Order order = createTestOrder();\n        when(orderRepository.save(any(Order.class)))\n            .thenReturn(order);\n\n        \/\/ When\uff1a\u30c6\u30b9\u30c8\u5bfe\u8c61\u306e\u51e6\u7406\u5b9f\u884c\n        OrderResult result = orderProcessor.processOrder(order);\n\n        \/\/ Then\uff1a\u7d50\u679c\u306e\u691c\u8a3c\n        assertTrue(result.isSuccess(), \"\u6ce8\u6587\u51e6\u7406\u304c\u6210\u529f\u3059\u308b\u3053\u3068\");\n        assertEquals(OrderStatus.COMPLETED, result.getStatus(),\n            \"\u6ce8\u6587\u30b9\u30c6\u30fc\u30bf\u30b9\u304c\u5b8c\u4e86\u306b\u306a\u308b\u3053\u3068\");\n        verify(orderRepository).save(order);\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-18\">\u30c6\u30b9\u30c8\u306e\u4fdd\u5b88\u6027\u3092\u9ad8\u3081\u308b\u305f\u3081\u306eTips<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u5b9a\u6570\u306e\u9069\u5207\u306a\u7ba1\u7406<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class TestConstants {\n    public static final String VALID_EMAIL = \"test@example.com\";\n    public static final String INVALID_EMAIL = \"invalid.email\";\n    public static final int DEFAULT_TIMEOUT = 1000;\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30e6\u30fc\u30c6\u30a3\u30ea\u30c6\u30a3\u30e1\u30bd\u30c3\u30c9\u306e\u4f5c\u6210<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class TestUtils {\n    public static User createTestUser() {\n        return new User(\"test@example.com\", \"Test User\");\n    }\n\n    public static Order createTestOrder(User user) {\n        return Order.builder()\n            .user(user)\n            .orderDate(LocalDate.now())\n            .build();\n    }\n}<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u30ab\u30b9\u30bf\u30e0\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3\u306e\u4f5c\u6210<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class CustomAssertions {\n    public static void assertOrderValid(Order order) {\n        assertNotNull(order, \"\u6ce8\u6587\u304cnull\u3067\u306f\u306a\u3044\u3053\u3068\");\n        assertNotNull(order.getId(), \"\u6ce8\u6587ID\u304c\u5b58\u5728\u3059\u308b\u3053\u3068\");\n        assertNotNull(order.getOrderDate(), \"\u6ce8\u6587\u65e5\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u3053\u3068\");\n        assertTrue(order.getTotal() &gt;= 0, \"\u5408\u8a08\u91d1\u984d\u304c0\u4ee5\u4e0a\u3067\u3042\u308b\u3053\u3068\");\n    }\n}<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u9069\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u306e\u54c1\u8cea\u3068\u4fdd\u5b88\u6027\u304c\u5927\u5e45\u306b\u5411\u4e0a\u3057\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u3088\u308a\u9ad8\u5ea6\u306aassertEquals\u306e\u6d3b\u7528\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-19\">\u3088\u308a\u9ad8\u5ea6\u306aassertEquals\u306e\u6d3b\u7528\u65b9\u6cd5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-20\">\u30ab\u30b9\u30bf\u30e0\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u52b9\u679c\u7684\u306a\u4f7f\u7528<\/h3>\n\n\n\n<p>\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u52b9\u679c\u7684\u306b\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30c6\u30b9\u30c8\u5931\u6557\u6642\u306e\u30c7\u30d0\u30c3\u30b0\u52b9\u7387\u304c\u5927\u5e45\u306b\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class AdvancedMessageTest {\n    @Test\n    void demonstrateAdvancedMessages() {\n        \/\/ \u274c \u60aa\u3044\u4f8b\uff1ageneric message\n        Order order = processOrder();\n        \/\/ assertEquals(ExpectedStatus.COMPLETED, order.getStatus(), \"Status should match\");\n\n        \/\/ \u2705 \u826f\u3044\u4f8b\uff1a\u8a73\u7d30\u306a\u6587\u8108\u60c5\u5831\u3092\u542b\u3080\u30e1\u30c3\u30bb\u30fc\u30b8\n        assertEquals(\n            ExpectedStatus.COMPLETED,\n            order.getStatus(),\n            () -&gt; String.format(\n                \"\u6ce8\u6587ID:%s\u306e\u51e6\u7406\u5f8c\u306e\u30b9\u30c6\u30fc\u30bf\u30b9\u304c\u4e0d\u6b63\u3067\u3059\u3002\u671f\u5f85\u5024:%s, \u5b9f\u969b:%s, \u51e6\u7406\u6642\u523b:%s\",\n                order.getId(),\n                ExpectedStatus.COMPLETED,\n                order.getStatus(),\n                order.getProcessedAt()\n            )\n        );\n    }\n\n    \/\/ \u2705 \u826f\u3044\u4f8b\uff1a\u30e9\u30e0\u30c0\u5f0f\u3092\u4f7f\u7528\u3057\u305f\u9045\u5ef6\u30e1\u30c3\u30bb\u30fc\u30b8\u8a55\u4fa1\n    @Test\n    void demonstrateLazyMessageEvaluation() {\n        List&lt;Order&gt; orders = processLargeOrderBatch();\n        assertEquals(\n            100,\n            orders.size(),\n            () -&gt; \"\u30d0\u30c3\u30c1\u51e6\u7406\u5f8c\u306e\u6ce8\u6587\u6570\u304c\u4e0d\u6b63\u3067\u3059\u3002\u8a73\u7d30: \" + \n                  generateDetailedReport(orders) \/\/ \u91cd\u3044\u51e6\u7406\u306f\u5931\u6557\u6642\u306e\u307f\u5b9f\u884c\n        );\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-21\">\u30c7\u30eb\u30bf\u5024\u3092\u4f7f\u7528\u3057\u305f\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u306e\u6bd4\u8f03<\/h3>\n\n\n\n<p>\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u306e\u6bd4\u8f03\u306b\u306f\u7279\u5225\u306a\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class FloatingPointTest {\n    @Test\n    void demonstrateFloatingPointComparison() {\n        Calculator calc = new Calculator();\n\n        \/\/ \u274c \u60aa\u3044\u4f8b\uff1a\u76f4\u63a5\u7684\u306a\u6bd4\u8f03\n        \/\/ assertEquals(0.3, calc.divide(3, 10));\n\n        \/\/ \u2705 \u826f\u3044\u4f8b\uff1a\u9069\u5207\u306a\u30c7\u30eb\u30bf\u5024\u306e\u4f7f\u7528\n        assertEquals(0.3, calc.divide(3, 10), 0.000001,\n            \"3\u00f710\u306e\u8a08\u7b97\u7d50\u679c\u304c0.3\u306b\u8fd1\u4f3c\u3059\u308b\u3053\u3068\");\n\n        \/\/ \u2705 \u826f\u3044\u4f8b\uff1aBigDecimal\u306e\u4f7f\u7528\n        BigDecimal expected = new BigDecimal(\"0.3\");\n        BigDecimal actual = calc.dividePrecise(\n            new BigDecimal(\"3\"), \n            new BigDecimal(\"10\")\n        );\n        assertEquals(\n            0,\n            expected.compareTo(actual),\n            \"BigDecimal\u3092\u4f7f\u7528\u3057\u305f\u6b63\u78ba\u306a\u5c0f\u6570\u8a08\u7b97\"\n        );\n    }\n\n    @Test\n    void demonstratePercentageCalculations() {\n        \/\/ \u5272\u5408\u8a08\u7b97\u306e\u30c6\u30b9\u30c8\n        double percentage = calculatePercentage(75, 100);\n        assertEquals(75.0, percentage, 0.01,\n            \"\u30d1\u30fc\u30bb\u30f3\u30c6\u30fc\u30b8\u8a08\u7b97\u306e\u8a31\u5bb9\u8aa4\u5dee\u306f0.01%\u4ee5\u5185\");\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-22\">\u30e2\u30c3\u30af\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3068\u306e\u7d44\u307f\u5408\u308f\u305b\u65b9<\/h3>\n\n\n\n<p>\u30e2\u30c3\u30af\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3068assertEquals\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u8907\u96d1\u306a\u30c6\u30b9\u30c8\u30b7\u30ca\u30ea\u30aa\u306b\u5bfe\u5fdc\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@ExtendWith(MockitoExtension.class)\npublic class MockIntegrationTest {\n    @Mock\n    private UserRepository userRepository;\n\n    @Mock\n    private EmailService emailService;\n\n    @InjectMocks\n    private UserService userService;\n\n    @Test\n    void updateUser_withEmailNotification_sendsCorrectEmail() {\n        \/\/ \u30c6\u30b9\u30c8\u30c7\u30fc\u30bf\u6e96\u5099\n        User user = new User(\"test@example.com\", \"Test User\");\n        User updatedUser = new User(\"test@example.com\", \"Updated Name\");\n        EmailTemplate expectedTemplate = new EmailTemplate(\n            \"\u30d7\u30ed\u30d5\u30a3\u30fc\u30eb\u66f4\u65b0\u901a\u77e5\",\n            \"\u540d\u524d\u304c\u66f4\u65b0\u3055\u308c\u307e\u3057\u305f: Updated Name\"\n        );\n\n        \/\/ \u30e2\u30c3\u30af\u306e\u8a2d\u5b9a\n        when(userRepository.findById(any()))\n            .thenReturn(Optional.of(user));\n        when(userRepository.save(any()))\n            .thenReturn(updatedUser);\n\n        \/\/ \u30c6\u30b9\u30c8\u5b9f\u884c\n        User result = userService.updateUserWithNotification(updatedUser);\n\n        \/\/ \u691c\u8a3c\n        assertEquals(updatedUser.getName(), result.getName(),\n            \"\u66f4\u65b0\u5f8c\u306e\u30e6\u30fc\u30b6\u30fc\u540d\u304c\u6b63\u3057\u3044\u3053\u3068\");\n\n        \/\/ \u30e2\u30c3\u30af\u306e\u691c\u8a3c\n        ArgumentCaptor&lt;EmailTemplate&gt; templateCaptor = \n            ArgumentCaptor.forClass(EmailTemplate.class);\n        verify(emailService).sendEmail(\n            eq(user.getEmail()),\n            templateCaptor.capture()\n        );\n\n        \/\/ \u30ad\u30e3\u30d7\u30c1\u30e3\u3057\u305f\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306e\u691c\u8a3c\n        EmailTemplate actualTemplate = templateCaptor.getValue();\n        assertEquals(expectedTemplate.getSubject(), \n                    actualTemplate.getSubject(),\n            \"\u30e1\u30fc\u30eb\u4ef6\u540d\u304c\u6b63\u3057\u3044\u3053\u3068\");\n        assertEquals(expectedTemplate.getBody(), \n                    actualTemplate.getBody(),\n            \"\u30e1\u30fc\u30eb\u672c\u6587\u304c\u6b63\u3057\u3044\u3053\u3068\");\n    }\n\n    @Test\n    void processComplexOperation_withDependencies_succeeds() {\n        \/\/ \u8907\u6570\u306e\u30e2\u30c3\u30af\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u30c6\u30b9\u30c8\n        ComplexOperation operation = new ComplexOperation(\n            \"OPERATION_001\",\n            Arrays.asList(\"STEP1\", \"STEP2\")\n        );\n\n        \/\/ \u30e2\u30c3\u30af\u306e\u8a2d\u5b9a\n        when(dependencyService.validateOperation(any()))\n            .thenReturn(true);\n        when(processService.executeSteps(any()))\n            .thenReturn(new ProcessResult(true, \"SUCCESS\"));\n\n        \/\/ \u30c6\u30b9\u30c8\u5b9f\u884c\u3068\u691c\u8a3c\n        OperationResult result = \n            userService.processComplexOperation(operation);\n\n        assertEquals(OperationStatus.COMPLETED, result.getStatus(),\n            \"\u64cd\u4f5c\u304c\u6b63\u5e38\u306b\u5b8c\u4e86\u3059\u308b\u3053\u3068\");\n        verify(notificationService).notifyCompletion(\n            eq(operation.getId()),\n            argThat(notification -&gt; \n                notification.getType() == NotificationType.SUCCESS\n            )\n        );\n    }\n}<\/pre>\n\n\n\n<div class=\"wp-block-sgb-message\"><div class=\"memo sng-shadow-0\" style=\"border-radius:0px;background-color:#fff9e6;color:#ffb36b\"><div class=\"memo_ttl dfont\"><span class=\"sng-box-msg__icon\" style=\"background:#ffb36b\"><i class=\"fas fa-pencil-alt\"><\/i><\/span><div class=\"sng-box-msg__title\">\u9ad8\u5ea6\u306a\u4f7f\u7528\u6cd5\u306e\u30dd\u30a4\u30f3\u30c8\uff1a<\/div><\/div><div class=\"sng-box-msg__contents\">\n<ol class=\"wp-block-list\">\n<li><strong>\u30ab\u30b9\u30bf\u30e0\u30e1\u30c3\u30bb\u30fc\u30b8<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u60c5\u5831\u306e inclusion<\/li>\n\n\n\n<li>\u9045\u5ef6\u8a55\u4fa1\u306b\u3088\u308b\u6027\u80fd\u6700\u9069\u5316<\/li>\n\n\n\n<li>\u9069\u5207\u306a\u30a8\u30e9\u30fc\u60c5\u5831\u306e\u69cb\u9020\u5316<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u306e\u6bd4\u8f03<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u9069\u5207\u306a\u30c7\u30eb\u30bf\u5024\u306e\u9078\u629e<\/li>\n\n\n\n<li>BigDecimal\u306e\u6d3b\u7528<\/li>\n\n\n\n<li>\u696d\u52d9\u30c9\u30e1\u30a4\u30f3\u306b\u5fdc\u3058\u305f\u8a31\u5bb9\u8aa4\u5dee\u306e\u8a2d\u5b9a<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u30e2\u30c3\u30af\u3068\u306e\u7d71\u5408<\/strong>\n<ul class=\"wp-block-list\">\n<li>ArgumentCaptor\u306e\u52b9\u679c\u7684\u306a\u4f7f\u7528<\/li>\n\n\n\n<li>\u8907\u96d1\u306a\u30b7\u30ca\u30ea\u30aa\u306e\u30e2\u30c3\u30af\u5316<\/li>\n\n\n\n<li>\u30c6\u30b9\u30c8\u53ef\u8aad\u6027\u306e\u7dad\u6301<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<\/div><\/div><\/div>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u9ad8\u5ea6\u306a\u30c6\u30af\u30cb\u30c3\u30af\u3092\u9069\u5207\u306b\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u5805\u7262\u3067\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u6027\u306e\u9ad8\u3044\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-23\">\u307e\u3068\u3081\uff1a\u52b9\u679c\u7684\u306aassertEquals\u306e\u4f7f\u3044\u65b9<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-24\">\u91cd\u8981\u30dd\u30a4\u30f3\u30c8\u306e\u632f\u308a\u8fd4\u308a<\/h3>\n\n\n\n<p>JUnit assertEquals\u306e\u52b9\u679c\u7684\u306a\u6d3b\u7528\u306e\u305f\u3081\u306b\u3001\u672c\u8a18\u4e8b\u3067\u8aac\u660e\u3057\u305f\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8\u3092\u632f\u308a\u8fd4\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-25\">1. \u57fa\u672c\u7684\u306a\u4f7f\u7528\u6cd5\u306e\u30de\u30b9\u30bf\u30fc<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u57fa\u672c\u7684\u306a\u4f7f\u7528\u30d1\u30bf\u30fc\u30f3\nassertEquals(expected, actual, \"\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\");\n\n\/\/ \u30c7\u30fc\u30bf\u578b\u306b\u5fdc\u3058\u305f\u9069\u5207\u306a\u4f7f\u7528\nassertEquals(100, calculator.add(60, 40), \"\u6574\u6570\u306e\u52a0\u7b97\");\nassertEquals(\"Hello\", text.trim(), \"\u6587\u5b57\u5217\u306e\u6bd4\u8f03\");\nassertEquals(3.14, pi, 0.0001, \"\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u306e\u6bd4\u8f03\");<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-26\">2. \u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u54c1\u8cea\u5411\u4e0a\u306e\u305f\u3081\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/h4>\n\n\n<div id=\"id-b617b371-21cf-4f8e-af6d-ca11ff120cc0\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u30ab\u30c6\u30b4\u30ea<\/th><th>\u30c1\u30a7\u30c3\u30af\u30dd\u30a4\u30f3\u30c8<\/th><th>\u91cd\u8981\u5ea6<\/th><\/tr><\/thead><tbody><tr><td>\u57fa\u672c\u5b9f\u88c5<\/td><td>\u2013 null\u30c1\u30a7\u30c3\u30af\u306e\u5b9f\u65bd<br>\u2013 \u9069\u5207\u306a\u30c7\u30fc\u30bf\u578b\u306e\u4f7f\u7528<br>\u2013 \u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u8a18\u8f09<\/td><td>\u2605\u2605\u2605<\/td><\/tr><tr><td>\u30b3\u30fc\u30c9\u54c1\u8cea<\/td><td>\u2013 \u30c6\u30b9\u30c8\u30e1\u30bd\u30c3\u30c9\u306e\u547d\u540d<br>\u2013 \u4e00\u30c6\u30b9\u30c8\u3042\u305f\u308a\u4e00\u691c\u8a3c<br>\u2013 \u5883\u754c\u5024\u30c6\u30b9\u30c8\u306e\u5b9f\u65bd<\/td><td>\u2605\u2605\u2605<\/td><\/tr><tr><td>\u4fdd\u5b88\u6027<\/td><td>\u2013 \u30c6\u30b9\u30c8\u30c7\u30fc\u30bf\u306e\u9069\u5207\u306a\u6e96\u5099<br>\u2013 \u30ab\u30b9\u30bf\u30e0\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3\u306e\u6d3b\u7528<br>\u2013 \u30b3\u30fc\u30c9\u306e\u518d\u5229\u7528\u6027<\/td><td>\u2605\u2605<\/td><\/tr><tr><td>\u5fdc\u7528\u5b9f\u88c5<\/td><td>\u2013 \u30e2\u30c3\u30af\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u6d3b\u7528<br>\u2013 \u8907\u96d1\u306a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u6bd4\u8f03<br>\u2013 \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u8003\u616e<\/td><td>\u2605\u2605<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<h4 class=\"wp-block-heading\" id=\"i-27\">3. \u3088\u304f\u3042\u308b\u30a8\u30e9\u30fc\u3068\u5bfe\u7b56<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>NullPointerException<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u539f\u56e0\uff1anull\u5b89\u5168\u6027\u306e\u8003\u616e\u4e0d\u8db3<\/li>\n\n\n\n<li>\u5bfe\u7b56\uff1a\u4e8b\u524d\u306enull\u30c1\u30a7\u30c3\u30af\u3068\u9069\u5207\u306a\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u5024\u306e\u4e0d\u4e00\u81f4<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u539f\u56e0\uff1a\u30c7\u30fc\u30bf\u578b\u3084\u6bd4\u8f03\u65b9\u6cd5\u306e\u8aa4\u308a<\/li>\n\n\n\n<li>\u5bfe\u7b56\uff1a\u9069\u5207\u306a\u6bd4\u8f03\u30e1\u30bd\u30c3\u30c9\u306e\u9078\u629e<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u306e\u6bd4\u8f03\u30a8\u30e9\u30fc<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u539f\u56e0\uff1a\u76f4\u63a5\u7684\u306a\u7b49\u4fa1\u6bd4\u8f03<\/li>\n\n\n\n<li>\u5bfe\u7b56\uff1a\u30c7\u30eb\u30bf\u5024\u306e\u4f7f\u7528\u307e\u305f\u306fBigDecimal\u306e\u6d3b\u7528<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-28\">4. \u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306e\u8981\u70b9<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30c6\u30b9\u30c8\u306e\u53ef\u8aad\u6027\u3092\u91cd\u8996<\/li>\n\n\n\n<li>\u9069\u5207\u306a\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u63d0\u4f9b<\/li>\n\n\n\n<li>\u518d\u5229\u7528\u53ef\u80fd\u306a\u30c6\u30b9\u30c8\u30e6\u30fc\u30c6\u30a3\u30ea\u30c6\u30a3\u306e\u4f5c\u6210<\/li>\n\n\n\n<li>\u4e00\u8cab\u3057\u305f\u547d\u540d\u898f\u5247\u306e\u63a1\u7528<\/li>\n\n\n\n<li>\u9069\u5207\u306a\u30c6\u30b9\u30c8\u30c7\u30fc\u30bf\u306e\u6e96\u5099<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-29\">\u3055\u3089\u306a\u308b\u5b66\u7fd2\u306e\u305f\u3081\u306e\u30ea\u30bd\u30fc\u30b9<\/h3>\n\n\n\n<p>\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u306e\u54c1\u8cea\u5411\u4e0a\u306e\u305f\u3081\u3001\u4ee5\u4e0b\u306e\u30ea\u30bd\u30fc\u30b9\u3067\u5b66\u7fd2\u3092\u7d9a\u3051\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/strong>\n<ul class=\"wp-block-list\">\n<li>JUnit 5\u516c\u5f0f\u30ac\u30a4\u30c9<\/li>\n\n\n\n<li>JavaDoc: org.junit.jupiter.api.Assertions<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u63a8\u5968\u66f8\u7c4d<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u300c\u5b9f\u8df5JUnit\u300d<\/li>\n\n\n\n<li>\u300cClean Code\u300d\uff08\u7279\u306b\u30c6\u30b9\u30c8\u306b\u95a2\u3059\u308b\u7ae0\uff09<\/li>\n\n\n\n<li>\u300c\u30c6\u30b9\u30c8\u99c6\u52d5\u958b\u767a\u5165\u9580\u300d<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u30aa\u30f3\u30e9\u30a4\u30f3\u30ea\u30bd\u30fc\u30b9<\/strong>\n<ul class=\"wp-block-list\">\n<li>JUnit\u95a2\u9023\u306eGitHub\u30ea\u30dd\u30b8\u30c8\u30ea<\/li>\n\n\n\n<li>Stack Overflow\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/li>\n\n\n\n<li>\u30c6\u30b9\u30c8\u30d1\u30bf\u30fc\u30f3\u30ab\u30bf\u30ed\u30b0<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u5b9f\u8df5\u7684\u306a\u5b66\u7fd2\u65b9\u6cd5<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3078\u306e\u53c2\u52a0<\/li>\n\n\n\n<li>\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u306e\u30b3\u30fc\u30c9\u30ec\u30d3\u30e5\u30fc\u5b9f\u65bd<\/li>\n\n\n\n<li>\u30da\u30a2\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3067\u306e\u30c6\u30b9\u30c8\u4f5c\u6210<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-30\">\u6b21\u306e\u30b9\u30c6\u30c3\u30d7<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u57fa\u672c\u7684\u306aassertEquals\u306e\u4f7f\u7528\u6cd5\u3092\u7fd2\u5f97\u3057\u305f\u3089:\n<ul class=\"wp-block-list\">\n<li>\u3088\u308a\u8907\u96d1\u306a\u30c6\u30b9\u30c8\u30b7\u30ca\u30ea\u30aa\u3078\u306e\u6311\u6226<\/li>\n\n\n\n<li>\u30ab\u30b9\u30bf\u30e0Matcher\u4f5c\u6210\u306e\u691c\u8a0e<\/li>\n\n\n\n<li>\u30c6\u30b9\u30c8\u30ab\u30d0\u30ec\u30c3\u30b8\u306e\u5411\u4e0a<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u54c1\u8cea\u5411\u4e0a\u306e\u305f\u3081\u306b:\n<ul class=\"wp-block-list\">\n<li>\u30c1\u30fc\u30e0\u5185\u3067\u306e\u30b3\u30fc\u30c9\u30ec\u30d3\u30e5\u30fc\u5b9f\u65bd<\/li>\n\n\n\n<li>\u30c6\u30b9\u30c8\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u898f\u7d04\u306e\u6574\u5099<\/li>\n\n\n\n<li>\u7d99\u7d9a\u7684\u306a\u6539\u5584\u30d7\u30ed\u30bb\u30b9\u306e\u78ba\u7acb<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u5fdc\u7528\u7684\u306a\u30b9\u30ad\u30eb\u5411\u4e0a\u306e\u305f\u3081\u306b:\n<ul class=\"wp-block-list\">\n<li>\u30d7\u30ed\u30d1\u30c6\u30a3\u30d9\u30fc\u30b9\u30c6\u30b9\u30c8\u306e\u5c0e\u5165\u691c\u8a0e<\/li>\n\n\n\n<li>\u30d1\u30e9\u30e1\u30fc\u30bf\u5316\u30c6\u30b9\u30c8\u306e\u6d3b\u7528<\/li>\n\n\n\n<li>\u30c6\u30b9\u30c8\u81ea\u52d5\u5316\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306e\u5c0e\u5165<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>JUnit assertEquals\u306e\u9069\u5207\u306a\u4f7f\u7528\u306f\u3001\u9ad8\u54c1\u8cea\u306a\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u4f5c\u6210\u306e\u57fa\u790e\u3068\u306a\u308a\u307e\u3059\u3002\u672c\u8a18\u4e8b\u3067\u7d39\u4ecb\u3057\u305f\u624b\u6cd5\u3092\u5b9f\u8df5\u3057\u3001\u7d99\u7d9a\u7684\u306b\u6539\u5584\u3092\u91cd\u306d\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u958b\u767a\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Warning: Undefined array key &#8220;is_admin&#8221; in \/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/ &#8230; <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":{"0":"post-594","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-java","7":"nothumb"},"_links":{"self":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/594","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=594"}],"version-history":[{"count":2,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/594\/revisions"}],"predecessor-version":[{"id":601,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/594\/revisions\/601"}],"wp:attachment":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=594"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=594"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=594"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}