{"id":589,"date":"2025-03-24T08:53:14","date_gmt":"2025-03-23T23:53:14","guid":{"rendered":"https:\/\/dexall.co.jp\/articles\/?p=589"},"modified":"2025-03-24T08:53:14","modified_gmt":"2025-03-23T23:53:14","slug":"%e3%80%90%e4%bf%9d%e5%ad%98%e7%89%88%e3%80%91junit%e3%81%aeassert%e5%ae%8c%e5%85%a8%e3%82%ac%e3%82%a4%e3%83%89%ef%bc%9a8%e3%81%a4%e3%81%ae%e9%87%8d%e8%a6%81%e3%83%a1%e3%82%bd%e3%83%83%e3%83%89","status":"publish","type":"post","link":"https:\/\/dexall.co.jp\/articles\/?p=589","title":{"rendered":"\u3010\u4fdd\u5b58\u7248\u3011JUnit\u306eAssert\u5b8c\u5168\u30ac\u30a4\u30c9\uff1a8\u3064\u306e\u91cd\u8981\u30e1\u30bd\u30c3\u30c9\u3068\u5b9f\u8df5\u7684\u306a\u4f7f\u3044\u65b9"},"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\u306eAssert\u3068\u306f\uff1f\u521d\u5fc3\u8005\u3067\u3082\u308f\u304b\u308b\u57fa\u790e\u77e5\u8b58<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-1\">Assert\u306e\u5f79\u5272\u3068\u91cd\u8981\u6027<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-2\">JUnit5\u3067\u5229\u7528\u3067\u304d\u308b\u4e3b\u8981\u306aAssert\u30e1\u30bd\u30c3\u30c9<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-3\">8\u3064\u306e\u91cd\u8981\u306aAssert\u30e1\u30bd\u30c3\u30c9\u3068\u4f7f\u3044\u65b9<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-4\">assertEquals()\u3067\u5024\u306e\u4e00\u81f4\u3092\u691c\u8a3c\u3059\u308b<\/a>      <\/li>      <li>        <a href=\"#i-5\">assertTrue()\u3068assertFalse()\u3067\u771f\u507d\u5024\u3092\u30c6\u30b9\u30c8\u3059\u308b<\/a>      <\/li>      <li>        <a href=\"#i-6\">assertNull()\u3068assertNotNull()\u3067null\u5224\u5b9a\u3092\u884c\u3046<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-7\">assertThrows()\u3067\u4f8b\u5916\u51e6\u7406\u3092\u30c6\u30b9\u30c8\u3059\u308b<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-8\">\u5b9f\u8df5\u7684\u306aAssert\u6d3b\u7528\u30c6\u30af\u30cb\u30c3\u30af<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-9\">\u8907\u6570\u306e\u5024\u3092\u540c\u6642\u306b\u30c6\u30b9\u30c8\u3059\u308b\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3<\/a>      <\/li>      <li>        <a href=\"#i-10\">\u30ab\u30b9\u30bf\u30e0\u30e1\u30c3\u30bb\u30fc\u30b8\u3067\u30c6\u30b9\u30c8\u5931\u6557\u6642\u306e\u539f\u56e0\u7279\u5b9a\u3092\u5bb9\u6613\u306b<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-11\">\u914d\u5217\u3084\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306b\u5bfe\u3059\u308b\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-12\">\u3088\u304f\u3042\u308bAssert\u4f7f\u7528\u6642\u306e\u554f\u984c\u3068\u89e3\u6c7a\u65b9\u6cd5<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-13\">\u8aa4\u3063\u305f\u6bd4\u8f03\u65b9\u6cd5\u306b\u3088\u308b\u5931\u6557\u30d1\u30bf\u30fc\u30f3<\/a>      <\/li>      <li>        <a href=\"#i-14\">\u30e1\u30c3\u30bb\u30fc\u30b8\u4e0d\u8db3\u306b\u3088\u308b\u539f\u56e0\u7279\u5b9a\u306e\u9045\u308c<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-15\">\u904e\u5270\u306a\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3\u306b\u3088\u308b\u30c6\u30b9\u30c8\u306e\u8106\u5f31\u5316<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-16\">Assert\u6d3b\u7528\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-17\">\u30c6\u30b9\u30c8\u30b1\u30fc\u30b91\u3064\u306b\u3064\u304d1\u3064\u306e\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3<\/a>      <\/li>      <li>        <a href=\"#i-18\">\u9069\u5207\u306a\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3\u30e1\u30bd\u30c3\u30c9\u306e\u9078\u629e\u57fa\u6e96<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-19\">\u52b9\u679c\u7684\u306a\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u66f8\u304d\u65b9<\/a>      <\/li>    <\/ul>  <\/li>  <li class=\"last\">    <a href=\"#i-20\">\u307e\u3068\u3081<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-21\">\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8\u306e\u6574\u7406<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-22\">\u6b21\u306e\u30b9\u30c6\u30c3\u30d7<\/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\u306eAssert\u3068\u306f\uff1f\u521d\u5fc3\u8005\u3067\u3082\u308f\u304b\u308b\u57fa\u790e\u77e5\u8b58<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-1\">Assert\u306e\u5f79\u5272\u3068\u91cd\u8981\u6027<\/h3>\n\n\n\n<p>JUnit\u306eAssert\u3068\u306f\u3001\u30c6\u30b9\u30c8\u30b1\u30fc\u30b9\u306e\u671f\u5f85\u5024\u3068\u5b9f\u969b\u306e\u7d50\u679c\u3092\u6bd4\u8f03\u3057\u3001\u305d\u306e\u4e00\u81f4\u30fb\u4e0d\u4e00\u81f4\u3092\u691c\u8a3c\u3059\u308b\u305f\u3081\u306e\u30e1\u30bd\u30c3\u30c9\u7fa4\u3067\u3059\u3002\u30c6\u30b9\u30c8\u99c6\u52d5\u958b\u767a\uff08TDD\uff09\u3084\u30e6\u30cb\u30c3\u30c8\u30c6\u30b9\u30c8\u306b\u304a\u3044\u3066\u3001\u30b3\u30fc\u30c9\u306e\u54c1\u8cea\u3092\u4fdd\u8a3c\u3059\u308b\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-sgb-block-simple sgb-box-simple sgb-box-simple--title-normal sgb-box-simple--with-border\"><div style=\"background-color:var(--wp--preset--color--sango-main);color:#FFF\" class=\"sgb-box-simple__title\">Assert\u306e\u4e3b\u306a\u5f79\u5272\uff1a<\/div><div class=\"sgb-box-simple__body\" style=\"border-color:var(--wp--preset--color--sango-main);background-color:#FFF\">\n<ul class=\"wp-block-list\">\n<li>\u30c6\u30b9\u30c8\u7d50\u679c\u306e\u81ea\u52d5\u691c\u8a3c<\/li>\n\n\n\n<li>\u671f\u5f85\u5024\u3068\u5b9f\u969b\u306e\u5024\u306e\u6bd4\u8f03<\/li>\n\n\n\n<li>\u30c6\u30b9\u30c8\u5931\u6557\u6642\u306e\u539f\u56e0\u7279\u5b9a<\/li>\n\n\n\n<li>\u30c6\u30b9\u30c8\u306e\u53ef\u8aad\u6027\u5411\u4e0a<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-2\">JUnit5\u3067\u5229\u7528\u3067\u304d\u308b\u4e3b\u8981\u306aAssert\u30e1\u30bd\u30c3\u30c9<\/h3>\n\n\n\n<p>JUnit5\u3067\u306f\u3001<code>org.junit.jupiter.api.Assertions<\/code>\u30af\u30e9\u30b9\u306b\u69d8\u3005\u306aAssert\u30e1\u30bd\u30c3\u30c9\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u4ee5\u4e0b\u306b\u4e3b\u8981\u306a\u30e1\u30bd\u30c3\u30c9\u3092\u7d39\u4ecb\u3057\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=\"\">\/\/ \u57fa\u672c\u7684\u306a\u5024\u306e\u6bd4\u8f03\nassertEquals(expected, actual)      \/\/ \u5024\u304c\u7b49\u3057\u3044\u3053\u3068\u3092\u691c\u8a3c\nassertTrue(condition)              \/\/ \u6761\u4ef6\u304ctrue\u3067\u3042\u308b\u3053\u3068\u3092\u691c\u8a3c\nassertFalse(condition)             \/\/ \u6761\u4ef6\u304cfalse\u3067\u3042\u308b\u3053\u3068\u3092\u691c\u8a3c\n\n\/\/ null\u30c1\u30a7\u30c3\u30af\nassertNull(actual)                 \/\/ \u5024\u304cnull\u3067\u3042\u308b\u3053\u3068\u3092\u691c\u8a3c\nassertNotNull(actual)              \/\/ \u5024\u304cnull\u3067\u306a\u3044\u3053\u3068\u3092\u691c\u8a3c\n\n\/\/ \u4f8b\u5916\u306e\u30c6\u30b9\u30c8\nassertThrows(ExpectedException.class, executable)  \/\/ \u4f8b\u5916\u304c\u767a\u751f\u3059\u308b\u3053\u3068\u3092\u691c\u8a3c\n\n\/\/ \u8907\u6570\u306e\u691c\u8a3c\u3092\u307e\u3068\u3081\u3066\u5b9f\u884c\nassertAll(executable...)           \/\/ \u8907\u6570\u306e\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3\u3092\u307e\u3068\u3081\u3066\u5b9f\u884c\n\n\/\/ \u914d\u5217\u30fb\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306e\u6bd4\u8f03\nassertArrayEquals(expected, actual)  \/\/ \u914d\u5217\u306e\u5185\u5bb9\u304c\u7b49\u3057\u3044\u3053\u3068\u3092\u691c\u8a3c<\/pre>\n\n\n\n<div class=\"wp-block-sgb-block-simple sgb-box-simple sgb-box-simple--title-normal sgb-box-simple--with-border\"><div style=\"background-color:var(--wp--preset--color--sango-main);color:#FFF\" class=\"sgb-box-simple__title\">\u5404Assert\u30e1\u30bd\u30c3\u30c9\u306e\u7279\u5fb4\uff1a<\/div><div class=\"sgb-box-simple__body\" style=\"border-color:var(--wp--preset--color--sango-main);background-color:#FFF\"><div id=\"id-43501df5-9218-497d-bff2-8200b0254b73\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u30e1\u30bd\u30c3\u30c9<\/th><th>\u4e3b\u306a\u7528\u9014<\/th><th>\u7279\u5fb4<\/th><\/tr><\/thead><tbody><tr><td>assertEquals<\/td><td>\u5024\u306e\u4e00\u81f4\u691c\u8a3c<\/td><td>\u6570\u5024\u3001\u6587\u5b57\u5217\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u6bd4\u8f03\u306b\u5bfe\u5fdc<\/td><\/tr><tr><td>assertTrue\/False<\/td><td>\u6761\u4ef6\u5f0f\u306e\u691c\u8a3c<\/td><td>\u771f\u507d\u5024\u3084\u30d6\u30fc\u30eb\u5f0f\u306e\u8a55\u4fa1\u306b\u4f7f\u7528<\/td><\/tr><tr><td>assertNull\/NotNull<\/td><td>null\u5024\u306e\u691c\u8a3c<\/td><td>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u5b58\u5728\u78ba\u8a8d\u306b\u6700\u9069<\/td><\/tr><tr><td>assertThrows<\/td><td>\u4f8b\u5916\u51e6\u7406\u306e\u691c\u8a3c<\/td><td>\u4f8b\u5916\u306e\u767a\u751f\u6709\u7121\u3068\u7a2e\u985e\u3092\u78ba\u8a8d<\/td><\/tr><tr><td>assertAll<\/td><td>\u8907\u6570\u691c\u8a3c\u306e\u4e00\u62ec\u5b9f\u884c<\/td><td>\u30c6\u30b9\u30c8\u306e\u53ef\u8aad\u6027\u3068\u4fdd\u5b88\u6027\u3092\u5411\u4e0a<\/td><\/tr><tr><td>assertArrayEquals<\/td><td>\u914d\u5217\u6bd4\u8f03<\/td><td>\u8981\u7d20\u306e\u9806\u5e8f\u3082\u542b\u3081\u3066\u5b8c\u5168\u4e00\u81f4\u3092\u78ba\u8a8d<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div><\/div><\/div>\n\n\n\n<p class=\"is-style-sango-paragraph-memo-alt\">Assert\u30e1\u30bd\u30c3\u30c9\u3092\u52b9\u679c\u7684\u306b\u4f7f\u7528\u3059\u308b\u305f\u3081\u306e\u30dd\u30a4\u30f3\u30c8\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u9069\u5207\u306a\u30e1\u30bd\u30c3\u30c9\u306e\u9078\u629e<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u691c\u8a3c\u3057\u305f\u3044\u5185\u5bb9\u306b\u6700\u9069\u306aAssert\u30e1\u30bd\u30c3\u30c9\u3092\u9078\u3076<\/li>\n\n\n\n<li>\u6c4e\u7528\u7684\u306aassertEquals()\u306b\u983c\u308a\u3059\u304e\u306a\u3044<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u6d3b\u7528<\/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=\"\">   assertEquals(expected, actual, \"\u8a08\u7b97\u7d50\u679c\u304c\u4e00\u81f4\u3057\u307e\u305b\u3093\");<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u30c7\u30eb\u30bf\u5024\u306e\u6d3b\u7528\uff08\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u306e\u6bd4\u8f03\u6642\uff09<\/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=\"\">   assertEquals(3.14, calculatePi(), 0.01);  \/\/ \u8a31\u5bb9\u8aa4\u5dee0.01<\/pre>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306b\u3001JUnit\u306eAssert\u306f\u5358\u306a\u308b\u5024\u306e\u6bd4\u8f03\u3060\u3051\u3067\u306a\u304f\u3001\u30c6\u30b9\u30c8\u306e\u54c1\u8cea\u3068\u4fdd\u5b88\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u91cd\u8981\u306a\u30c4\u30fc\u30eb\u3068\u3057\u3066\u6a5f\u80fd\u3057\u307e\u3059\u3002\u9069\u5207\u306aAssert\u30e1\u30bd\u30c3\u30c9\u3092\u9078\u629e\u3057\u3001\u52b9\u679c\u7684\u306b\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u4fe1\u983c\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-3\">8\u3064\u306e\u91cd\u8981\u306aAssert\u30e1\u30bd\u30c3\u30c9\u3068\u4f7f\u3044\u65b9<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-4\">assertEquals()\u3067\u5024\u306e\u4e00\u81f4\u3092\u691c\u8a3c\u3059\u308b<\/h3>\n\n\n\n<p><code>assertEquals()<\/code>\u306f\u3001JUnit\u3067\u6700\u3082\u983b\u7e41\u306b\u4f7f\u7528\u3055\u308c\u308b\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3\u30e1\u30bd\u30c3\u30c9\u3067\u3059\u3002\u671f\u5f85\u5024\u3068\u5b9f\u969b\u306e\u5024\u304c\u7b49\u3057\u3044\u3053\u3068\u3092\u691c\u8a3c\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=\"\">\/\/ \u57fa\u672c\u7684\u306a\u4f7f\u3044\u65b9\n@Test\nvoid testBasicEquals() {\n    Calculator calc = new Calculator();\n    \/\/ \u6574\u6570\u306e\u6bd4\u8f03\n    assertEquals(4, calc.add(2, 2), \"2 + 2 \u306f 4 \u306b\u306a\u308b\u306f\u305a\u3067\u3059\");\n\n    \/\/ \u6587\u5b57\u5217\u306e\u6bd4\u8f03\n    String greeting = \"Hello, JUnit!\";\n    assertEquals(\"Hello, JUnit!\", greeting, \"\u6328\u62f6\u6587\u304c\u4e00\u81f4\u3057\u307e\u305b\u3093\");\n\n    \/\/ \u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u306e\u6bd4\u8f03\uff08\u30c7\u30eb\u30bf\u5024\u3092\u6307\u5b9a\uff09\n    assertEquals(3.14, calc.calculatePi(), 0.01, \"\u5186\u5468\u7387\u306e\u8a08\u7b97\u304c\u4e0d\u6b63\u78ba\u3067\u3059\");\n}\n\n\/\/ \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u6bd4\u8f03\n@Test\nvoid testObjectEquals() {\n    Person expected = new Person(\"\u5c71\u7530\", \"\u592a\u90ce\", 30);\n    Person actual = userService.findById(1);\n    assertEquals(expected, actual, \"\u30e6\u30fc\u30b6\u30fc\u60c5\u5831\u304c\u4e00\u81f4\u3057\u307e\u305b\u3093\");\n    \/\/ \u6ce8\u610f\uff1aPerson\u30af\u30e9\u30b9\u3067equals()\u30e1\u30bd\u30c3\u30c9\u3092\u9069\u5207\u306b\u30aa\u30fc\u30d0\u30fc\u30e9\u30a4\u30c9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-5\">assertTrue()\u3068assertFalse()\u3067\u771f\u507d\u5024\u3092\u30c6\u30b9\u30c8\u3059\u308b<\/h3>\n\n\n\n<p>\u6761\u4ef6\u5f0f\u306e\u7d50\u679c\u3092\u691c\u8a3c\u3059\u308b\u5834\u5408\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u306e\u691c\u8a3c\u3084\u72b6\u614b\u30c1\u30a7\u30c3\u30af\u306b\u9069\u3057\u3066\u3044\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=\"\">@Test\nvoid testValidation() {\n    User user = new User(\"\", \"test@example.com\");\n\n    \/\/ \u7121\u52b9\u306a\u540d\u524d\u306e\u691c\u8a3c\n    assertFalse(user.isValid(), \"\u7a7a\u306e\u540d\u524d\u306f\u7121\u52b9\u306a\u306f\u305a\u3067\u3059\");\n\n    \/\/ \u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306e\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u691c\u8a3c\n    assertTrue(user.isValidEmail(), \"\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306f\u6709\u52b9\u306a\u306f\u305a\u3067\u3059\");\n\n    \/\/ \u8907\u96d1\u306a\u6761\u4ef6\u5f0f\u306e\u691c\u8a3c\n    assertTrue(\n        user.getAge() &gt;= 18 &amp;&amp; user.hasValidLicense(),\n        \"\u904b\u8ee2\u514d\u8a31\u3092\u6301\u3064\u30e6\u30fc\u30b6\u30fc\u306f18\u6b73\u4ee5\u4e0a\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\"\n    );\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-6\">assertNull()\u3068assertNotNull()\u3067null\u5224\u5b9a\u3092\u884c\u3046<\/h3>\n\n\n\n<p>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u5b58\u5728\u78ba\u8a8d\u3084\u3001\u7279\u5b9a\u306e\u6761\u4ef6\u4e0b\u3067null\u304c\u671f\u5f85\u3055\u308c\u308b\u5834\u5408\u306e\u691c\u8a3c\u306b\u4f7f\u7528\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=\"\">@Test\nvoid testUserRepository() {\n    UserRepository repo = new UserRepository();\n\n    \/\/ \u5b58\u5728\u3057\u306a\u3044\u30e6\u30fc\u30b6\u30fc\u306e\u691c\u7d22\n    assertNull(repo.findById(999), \"\u5b58\u5728\u3057\u306a\u3044ID\u306e\u5834\u5408\u306fnull\u3092\u8fd4\u3059\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\");\n\n    \/\/ \u30e6\u30fc\u30b6\u30fc\u4f5c\u6210\u5f8c\u306e\u691c\u8a3c\n    User newUser = repo.create(new User(\"test\", \"test@example.com\"));\n    assertNotNull(newUser.getId(), \"\u65b0\u898f\u4f5c\u6210\u5f8c\u306fID\u304c\u5272\u308a\u5f53\u3066\u3089\u308c\u3066\u3044\u308b\u306f\u305a\u3067\u3059\");\n\n    \/\/ \u95a2\u9023\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u5b58\u5728\u78ba\u8a8d\n    User user = repo.findWithProfile(1);\n    assertNotNull(user.getProfile(), \"\u30d7\u30ed\u30d5\u30a3\u30fc\u30eb\u60c5\u5831\u304c\u53d6\u5f97\u3067\u304d\u3066\u3044\u307e\u305b\u3093\");\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-7\">assertThrows()\u3067\u4f8b\u5916\u51e6\u7406\u3092\u30c6\u30b9\u30c8\u3059\u308b<\/h3>\n\n\n\n<p>\u7570\u5e38\u7cfb\u306e\u51e6\u7406\u3084\u3001\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u9055\u53cd\u6642\u306e\u52d5\u4f5c\u3092\u691c\u8a3c\u3059\u308b\u969b\u306b\u4f7f\u7528\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=\"\">@Test\nvoid testExceptionHandling() {\n    UserService service = new UserService();\n\n    \/\/ \u57fa\u672c\u7684\u306a\u4f8b\u5916\u691c\u8a3c\n    assertThrows(IllegalArgumentException.class, () -&gt; {\n        service.register(null);\n    }, \"null\u30e6\u30fc\u30b6\u30fc\u306e\u767b\u9332\u306f\u4f8b\u5916\u3092\u30b9\u30ed\u30fc\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\");\n\n    \/\/ \u4f8b\u5916\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u691c\u8a3c\n    Exception exception = assertThrows(BusinessException.class, () -&gt; {\n        service.withdraw(new User(\"test\", -1000));\n    });\n    assertEquals(\"\u5f15\u304d\u51fa\u3057\u984d\u306f0\u5186\u4ee5\u4e0a\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\", exception.getMessage());\n\n    \/\/ \u30e9\u30e0\u30c0\u5f0f\u3092\u4f7f\u7528\u3057\u305f\u8907\u6570\u51e6\u7406\u306e\u4f8b\u5916\u691c\u8a3c\n    assertThrows(SecurityException.class, () -&gt; {\n        service.login(\"user\", \"wrong_password\");\n        service.accessSecureResource();\n    }, \"\u8a8d\u8a3c\u5931\u6557\u6642\u306f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4f8b\u5916\u3092\u30b9\u30ed\u30fc\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\");\n}<\/pre>\n\n\n\n<p class=\"is-style-sango-paragraph-memo-alt\">\u3053\u308c\u3089\u306eAssert\u30e1\u30bd\u30c3\u30c9\u306e\u4f7f\u3044\u5206\u3051\u306e\u30dd\u30a4\u30f3\u30c8\uff1a<\/p>\n\n\n<div id=\"id-9926972e-bfef-480d-9483-791c80bb4817\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u30e1\u30bd\u30c3\u30c9<\/th><th>\u4f7f\u7528\u30b7\u30fc\u30f3<\/th><th>\u6ce8\u610f\u70b9<\/th><\/tr><\/thead><tbody><tr><td>assertEquals<\/td><td>\u5024\u306e\u6bd4\u8f03\u5168\u822c<\/td><td>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6bd4\u8f03\u6642\u306fequals()\u306e\u5b9f\u88c5\u3092\u78ba\u8a8d<\/td><\/tr><tr><td>assertTrue\/False<\/td><td>\u6761\u4ef6\u5f0f\u306e\u691c\u8a3c<\/td><td>\u8907\u96d1\u306a\u6761\u4ef6\u306f\u5206\u5272\u3057\u3066\u691c\u8a3c<\/td><\/tr><tr><td>assertNull\/NotNull<\/td><td>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u5b58\u5728\u78ba\u8a8d<\/td><td>Optional\u578b\u306e\u4f7f\u7528\u3082\u691c\u8a0e<\/td><\/tr><tr><td>assertThrows<\/td><td>\u4f8b\u5916\u51e6\u7406\u306e\u691c\u8a3c<\/td><td>\u4f8b\u5916\u30e1\u30c3\u30bb\u30fc\u30b8\u3082\u4f75\u305b\u3066\u691c\u8a3c<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<p>\u3053\u308c\u3089\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u9069\u5207\u306b\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u5805\u7262\u306a\u30c6\u30b9\u30c8\u30b1\u30fc\u30b9\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u7279\u306b\u3001\u5883\u754c\u5024\u3084\u7570\u5e38\u7cfb\u306e\u30c6\u30b9\u30c8\u3067\u306f\u3001\u8907\u6570\u306e\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u78ba\u5b9f\u306a\u691c\u8a3c\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-8\">\u5b9f\u8df5\u7684\u306aAssert\u6d3b\u7528\u30c6\u30af\u30cb\u30c3\u30af<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-9\">\u8907\u6570\u306e\u5024\u3092\u540c\u6642\u306b\u30c6\u30b9\u30c8\u3059\u308b\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3<\/h3>\n\n\n\n<p>\u8907\u6570\u306e\u691c\u8a3c\u3092\u52b9\u7387\u7684\u306b\u884c\u3046\u305f\u3081\u306b\u3001JUnit5\u3067\u306f<code>assertAll()<\/code>\u30e1\u30bd\u30c3\u30c9\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u3059\u3079\u3066\u306e\u691c\u8a3c\u7d50\u679c\u3092\u4e00\u5ea6\u306b\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\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=\"\">@Test\nvoid testUserRegistration() {\n    UserService service = new UserService();\n    User newUser = service.register(new UserRequest(\"yamada\", \"test@example.com\", 25));\n\n    \/\/ \u8907\u6570\u306e\u691c\u8a3c\u3092\u30b0\u30eb\u30fc\u30d7\u5316\n    assertAll(\"\u30e6\u30fc\u30b6\u30fc\u767b\u9332\u306e\u691c\u8a3c\",\n        \/\/ \u30e9\u30e0\u30c0\u5f0f\u3067\u5404\u691c\u8a3c\u3092\u8a18\u8ff0\n        () -&gt; assertNotNull(newUser.getId(), \"ID\u304c\u751f\u6210\u3055\u308c\u3066\u3044\u307e\u305b\u3093\"),\n        () -&gt; assertEquals(\"yamada\", newUser.getName(), \"\u540d\u524d\u304c\u6b63\u3057\u304f\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u307e\u305b\u3093\"),\n        () -&gt; assertEquals(\"test@example.com\", newUser.getEmail(), \"\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u304c\u6b63\u3057\u304f\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u307e\u305b\u3093\"),\n        () -&gt; assertTrue(newUser.isActive(), \"\u30a2\u30ab\u30a6\u30f3\u30c8\u304c\u30a2\u30af\u30c6\u30a3\u30d6\u306b\u306a\u3063\u3066\u3044\u307e\u305b\u3093\")\n    );\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-10\">\u30ab\u30b9\u30bf\u30e0\u30e1\u30c3\u30bb\u30fc\u30b8\u3067\u30c6\u30b9\u30c8\u5931\u6557\u6642\u306e\u539f\u56e0\u7279\u5b9a\u3092\u5bb9\u6613\u306b<\/h3>\n\n\n\n<p>\u30c6\u30b9\u30c8\u5931\u6557\u6642\u306e\u539f\u56e0\u7279\u5b9a\u3092\u5bb9\u6613\u306b\u3059\u308b\u305f\u3081\u3001\u8a73\u7d30\u306a\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068\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=\"\">@Test\nvoid testOrderProcessing() {\n    OrderService service = new OrderService();\n    Order order = service.createOrder(items, user);\n\n    \/\/ \u5909\u6570\u306e\u5024\u3092\u542b\u3080\u30e1\u30c3\u30bb\u30fc\u30b8\n    assertEquals(\n        expectedTotal,\n        order.getTotal(),\n        String.format(\n            \"\u6ce8\u6587\u5408\u8a08\u304c\u4e00\u81f4\u3057\u307e\u305b\u3093\u3002\u671f\u5f85\u5024: %d, \u5b9f\u969b\u306e\u5024: %d\",\n            expectedTotal,\n            order.getTotal()\n        )\n    );\n\n    \/\/ \u6761\u4ef6\u306b\u95a2\u3059\u308b\u8a73\u7d30\u306a\u8aac\u660e\n    assertTrue(\n        order.isEligibleForDiscount(),\n        String.format(\n            \"\u6ce8\u6587\u91d1\u984d %d \u5186\u306f\u5272\u5f15\u5bfe\u8c61\uff08%d \u5186\u4ee5\u4e0a\uff09\u306e\u306f\u305a\u3067\u3059\",\n            order.getTotal(),\n            Order.DISCOUNT_THRESHOLD\n        )\n    );\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-11\">\u914d\u5217\u3084\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306b\u5bfe\u3059\u308b\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3<\/h3>\n\n\n\n<p>\u914d\u5217\u3084\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306e\u691c\u8a3c\u306b\u306f\u3001\u5c02\u7528\u306e\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u6b63\u78ba\u306a\u691c\u8a3c\u304c\u53ef\u80fd\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=\"\">@Test\nvoid testCollectionOperations() {\n    List&lt;String&gt; expected = Arrays.asList(\"Apple\", \"Banana\", \"Orange\");\n    List&lt;String&gt; actual = fruitService.getFruitsList();\n\n    \/\/ \u30ea\u30b9\u30c8\u306e\u5185\u5bb9\u6bd4\u8f03\n    assertIterableEquals(expected, actual, \"\u30d5\u30eb\u30fc\u30c4\u30ea\u30b9\u30c8\u306e\u5185\u5bb9\u304c\u4e00\u81f4\u3057\u307e\u305b\u3093\");\n\n    \/\/ \u914d\u5217\u306e\u6bd4\u8f03\n    String[] expectedArray = {\"Red\", \"Green\", \"Blue\"};\n    String[] actualArray = colorService.getBaseColors();\n    assertArrayEquals(expectedArray, actualArray, \"\u57fa\u672c\u8272\u306e\u914d\u5217\u304c\u4e00\u81f4\u3057\u307e\u305b\u3093\");\n\n    \/\/ \u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306e\u30b5\u30a4\u30ba\u3068\u8981\u7d20\u306e\u5b58\u5728\u78ba\u8a8d\n    List&lt;User&gt; users = userService.getActiveUsers();\n    assertAll(\"\u30a2\u30af\u30c6\u30a3\u30d6\u30e6\u30fc\u30b6\u30fc\u306e\u691c\u8a3c\",\n        () -&gt; assertEquals(3, users.size(), \"\u30a2\u30af\u30c6\u30a3\u30d6\u30e6\u30fc\u30b6\u30fc\u6570\u304c\u4e0d\u6b63\u3067\u3059\"),\n        () -&gt; assertTrue(users.stream().allMatch(User::isActive), \"\u975e\u30a2\u30af\u30c6\u30a3\u30d6\u30e6\u30fc\u30b6\u30fc\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\"),\n        () -&gt; assertTrue(users.stream().anyMatch(u -&gt; u.getRole().equals(\"ADMIN\")), \"\u7ba1\u7406\u8005\u304c\u5b58\u5728\u3057\u307e\u305b\u3093\")\n    );\n}<\/pre>\n\n\n\n<p class=\"is-style-sango-paragraph-idea-alt\">\u5b9f\u8df5\u7684\u306a\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3\u4f7f\u7528\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\uff1a<\/p>\n\n\n<div id=\"id-825673e6-4002-4710-821f-8a705f39291d\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u30c6\u30af\u30cb\u30c3\u30af<\/th><th>\u30e1\u30ea\u30c3\u30c8<\/th><th>\u4f7f\u7528\u4f8b<\/th><\/tr><\/thead><tbody><tr><td>assertAll()\u306e\u4f7f\u7528<\/td><td>\u8907\u6570\u306e\u691c\u8a3c\u3092\u4e00\u5ea6\u306b\u5b9f\u884c\u53ef\u80fd<\/td><td>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u8907\u6570\u30d7\u30ed\u30d1\u30c6\u30a3\u691c\u8a3c<\/td><\/tr><tr><td>\u30ab\u30b9\u30bf\u30e0\u30e1\u30c3\u30bb\u30fc\u30b8<\/td><td>\u5931\u6557\u539f\u56e0\u306e\u7279\u5b9a\u304c\u5bb9\u6613<\/td><td>\u8a08\u7b97\u7d50\u679c\u3084\u72b6\u614b\u5909\u5316\u306e\u691c\u8a3c<\/td><\/tr><tr><td>\u5c02\u7528\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3<\/td><td>\u3088\u308a\u6b63\u78ba\u306a\u691c\u8a3c\u304c\u53ef\u80fd<\/td><td>\u914d\u5217\u30fb\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306e\u6bd4\u8f03<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<p>\u3053\u308c\u3089\u306e\u30c6\u30af\u30cb\u30c3\u30af\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u4fdd\u5b88\u6027\u304c\u9ad8\u304f\u3001\u554f\u984c\u306e\u7279\u5b9a\u304c\u5bb9\u6613\u306a\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u7279\u306b\u5927\u898f\u6a21\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3084\u30c1\u30fc\u30e0\u958b\u767a\u3067\u306f\u3001\u3053\u308c\u3089\u306e\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u304c\u91cd\u8981\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-12\">\u3088\u304f\u3042\u308bAssert\u4f7f\u7528\u6642\u306e\u554f\u984c\u3068\u89e3\u6c7a\u65b9\u6cd5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-13\">\u8aa4\u3063\u305f\u6bd4\u8f03\u65b9\u6cd5\u306b\u3088\u308b\u5931\u6557\u30d1\u30bf\u30fc\u30f3<\/h3>\n\n\n\n<p>\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u3067\u3088\u304f\u906d\u9047\u3059\u308b\u6bd4\u8f03\u306e\u554f\u984c\u3068\u305d\u306e\u89e3\u6c7a\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u306e\u6bd4\u8f03\u30df\u30b9<\/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=\"\">@Test\nvoid testFloatingPointComparison() {\n    Calculator calc = new Calculator();\n    double result = calc.divide(10, 3);\n\n    \/\/ \u274c \u9593\u9055\u3063\u305f\u6bd4\u8f03\u65b9\u6cd5\n    assertEquals(3.33, result); \/\/ \u5931\u6557\u3059\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u3044\n\n    \/\/ \u2705 \u6b63\u3057\u3044\u6bd4\u8f03\u65b9\u6cd5\n    assertEquals(3.33, result, 0.01); \/\/ \u30c7\u30eb\u30bf\u5024\u3092\u6307\u5b9a\n    \/\/ \u307e\u305f\u306f\n    assertTrue(Math.abs(3.33 - result) &lt; 0.01);\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u6bd4\u8f03\u30df\u30b9<\/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=\"\">@Test\nvoid testObjectComparison() {\n    User user1 = new User(\"yamada\", \"test@example.com\");\n    User user2 = new User(\"yamada\", \"test@example.com\");\n\n    \/\/ \u274c equals\u30e1\u30bd\u30c3\u30c9\u304c\u5b9f\u88c5\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\n    assertEquals(user1, user2); \/\/ \u53c2\u7167\u6bd4\u8f03\u3068\u306a\u308a\u5931\u6557\n\n    \/\/ \u2705 \u6b63\u3057\u3044\u6bd4\u8f03\u65b9\u6cd5\n    assertEquals(user1.getName(), user2.getName());\n    assertEquals(user1.getEmail(), user2.getEmail());\n    \/\/ \u307e\u305f\u306f\u3001User\u30af\u30e9\u30b9\u3067equals\u30e1\u30bd\u30c3\u30c9\u3092\u9069\u5207\u306b\u5b9f\u88c5\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-14\">\u30e1\u30c3\u30bb\u30fc\u30b8\u4e0d\u8db3\u306b\u3088\u308b\u539f\u56e0\u7279\u5b9a\u306e\u9045\u308c<\/h3>\n\n\n\n<p>\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u4e0d\u5341\u5206\u306a\u5834\u5408\u3001\u30c6\u30b9\u30c8\u5931\u6557\u6642\u306e\u539f\u56e0\u7279\u5b9a\u306b\u6642\u9593\u304c\u304b\u304b\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=\"\">@Test\nvoid testOrderValidation() {\n    Order order = new Order(items, user);\n\n    \/\/ \u274c \u30e1\u30c3\u30bb\u30fc\u30b8\u4e0d\u8db3\u306e\u4f8b\n    assertTrue(order.isValid());\n\n    \/\/ \u2705 \u8a73\u7d30\u306a\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u542b\u3080\u4f8b\n    assertTrue(\n        order.isValid(),\n        String.format(\n            \"\u6ce8\u6587\u304c\u7121\u52b9\u3067\u3059\u3002items: %s, user: %s, \u5408\u8a08\u91d1\u984d: %d\u5186\",\n            items.toString(),\n            user.toString(),\n            order.getTotal()\n        )\n    );\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-15\">\u904e\u5270\u306a\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3\u306b\u3088\u308b\u30c6\u30b9\u30c8\u306e\u8106\u5f31\u5316<\/h3>\n\n\n\n<p>\u4e00\u3064\u306e\u30c6\u30b9\u30c8\u30e1\u30bd\u30c3\u30c9\u306b\u591a\u3059\u304e\u308b\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3\u3092\u542b\u3081\u308b\u3068\u3001\u30c6\u30b9\u30c8\u306e\u4fdd\u5b88\u6027\u304c\u4f4e\u4e0b\u3057\u3001\u5931\u6557\u6642\u306e\u539f\u56e0\u7279\u5b9a\u304c\u56f0\u96e3\u306b\u306a\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=\"\">\/\/ \u274c \u904e\u5270\u306a\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3\u306e\u4f8b\n@Test\nvoid testUserRegistrationProcess() {\n    UserService service = new UserService();\n    User user = service.register(new UserRequest(\"yamada\", \"test@example.com\"));\n\n    assertNotNull(user);\n    assertNotNull(user.getId());\n    assertEquals(\"yamada\", user.getName());\n    assertEquals(\"test@example.com\", user.getEmail());\n    assertTrue(user.isActive());\n    assertNotNull(user.getCreatedAt());\n    assertTrue(user.getCreatedAt().isBefore(LocalDateTime.now()));\n    assertNotNull(user.getProfile());\n    \/\/ ... \u3055\u3089\u306b\u7d9a\u304f\n}\n\n\/\/ \u2705 \u30c6\u30b9\u30c8\u3092\u9069\u5207\u306b\u5206\u5272\u3057\u305f\u4f8b\n@Test\nvoid testUserRegistration_BasicInfo() {\n    UserService service = new UserService();\n    User user = service.register(new UserRequest(\"yamada\", \"test@example.com\"));\n\n    assertAll(\"\u57fa\u672c\u60c5\u5831\u306e\u691c\u8a3c\",\n        () -&gt; assertNotNull(user.getId()),\n        () -&gt; assertEquals(\"yamada\", user.getName()),\n        () -&gt; assertEquals(\"test@example.com\", user.getEmail())\n    );\n}\n\n@Test\nvoid testUserRegistration_Status() {\n    UserService service = new UserService();\n    User user = service.register(new UserRequest(\"yamada\", \"test@example.com\"));\n\n    assertAll(\"\u30b9\u30c6\u30fc\u30bf\u30b9\u306e\u691c\u8a3c\",\n        () -&gt; assertTrue(user.isActive()),\n        () -&gt; assertNotNull(user.getCreatedAt()),\n        () -&gt; assertTrue(user.getCreatedAt().isBefore(LocalDateTime.now()))\n    );\n}<\/pre>\n\n\n\n<p class=\"is-style-sango-paragraph-idea-alt\">\u3088\u304f\u3042\u308b\u554f\u984c\u306e\u5bfe\u51e6\u65b9\u6cd5\u307e\u3068\u3081\uff1a<\/p>\n\n\n<div id=\"id-655f2129-0eb2-4bb2-9db6-5cbdd40cba53\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u554f\u984c<\/th><th>\u89e3\u6c7a\u65b9\u6cd5<\/th><th>\u52b9\u679c<\/th><\/tr><\/thead><tbody><tr><td>\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u306e\u6bd4\u8f03<\/td><td>\u30c7\u30eb\u30bf\u5024\u306e\u4f7f\u7528<\/td><td>\u8aa4\u5dee\u3092\u8003\u616e\u3057\u305f\u6b63\u78ba\u306a\u6bd4\u8f03<\/td><\/tr><tr><td>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6bd4\u8f03<\/td><td>equals\u30e1\u30bd\u30c3\u30c9\u306e\u5b9f\u88c5\u307e\u305f\u306f\u500b\u5225\u30d7\u30ed\u30d1\u30c6\u30a3\u6bd4\u8f03<\/td><td>\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u6bd4\u8f03<\/td><\/tr><tr><td>\u30e1\u30c3\u30bb\u30fc\u30b8\u4e0d\u8db3<\/td><td>\u8a73\u7d30\u306a\u6587\u8108\u60c5\u5831\u306e\u63d0\u4f9b<\/td><td>\u8fc5\u901f\u306a\u554f\u984c\u7279\u5b9a<\/td><\/tr><tr><td>\u904e\u5270\u306a\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3<\/td><td>\u30c6\u30b9\u30c8\u306e\u5206\u5272\u3068\u30b0\u30eb\u30fc\u30d7\u5316<\/td><td>\u4fdd\u5b88\u6027\u3068\u53ef\u8aad\u6027\u306e\u5411\u4e0a<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<p>\u3053\u308c\u3089\u306e\u554f\u984c\u306b\u9069\u5207\u306b\u5bfe\u51e6\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u4fe1\u983c\u6027\u304c\u9ad8\u304f\u3001\u4fdd\u5b88\u3057\u3084\u3059\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-16\">Assert\u6d3b\u7528\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-17\">\u30c6\u30b9\u30c8\u30b1\u30fc\u30b91\u3064\u306b\u3064\u304d1\u3064\u306e\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3<\/h3>\n\n\n\n<p>\u30c6\u30b9\u30c8\u306e\u53ef\u8aad\u6027\u3068\u4fdd\u5b88\u6027\u3092\u9ad8\u3081\u308b\u305f\u3081\u306b\u30011\u3064\u306e\u30c6\u30b9\u30c8\u30b1\u30fc\u30b9\u3067\u306f1\u3064\u306e\u8ad6\u7406\u7684\u306a\u691c\u8a3c\u306b\u7126\u70b9\u3092\u5f53\u3066\u308b\u3053\u3068\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=\"\">\/\/ \u274c \u8907\u6570\u306e\u6a5f\u80fd\u30921\u3064\u306e\u30c6\u30b9\u30c8\u3067\u691c\u8a3c\n@Test\nvoid testUserOperations() {\n    UserService service = new UserService();\n    User user = service.register(new UserRequest(\"yamada\", \"test@example.com\"));\n\n    \/\/ \u767b\u9332\u51e6\u7406\u306e\u691c\u8a3c\n    assertNotNull(user.getId());\n\n    \/\/ \u66f4\u65b0\u51e6\u7406\u306e\u691c\u8a3c\n    user.setName(\"suzuki\");\n    service.update(user);\n    assertEquals(\"suzuki\", user.getName());\n\n    \/\/ \u524a\u9664\u51e6\u7406\u306e\u691c\u8a3c\n    service.delete(user.getId());\n    assertNull(service.findById(user.getId()));\n}\n\n\/\/ \u2705 \u6a5f\u80fd\u3054\u3068\u306b\u5206\u5272\u3055\u308c\u305f\u30c6\u30b9\u30c8\n@Test\nvoid testUserRegistration() {\n    UserService service = new UserService();\n    User user = service.register(new UserRequest(\"yamada\", \"test@example.com\"));\n\n    assertAll(\"\u30e6\u30fc\u30b6\u30fc\u767b\u9332\u306e\u691c\u8a3c\",\n        () -&gt; assertNotNull(user.getId()),\n        () -&gt; assertEquals(\"yamada\", user.getName()),\n        () -&gt; assertEquals(\"test@example.com\", user.getEmail())\n    );\n}\n\n@Test\nvoid testUserUpdate() {\n    UserService service = new UserService();\n    User user = createTestUser(); \/\/ \u30c6\u30b9\u30c8\u30c7\u30fc\u30bf\u4f5c\u6210\n\n    user.setName(\"suzuki\");\n    User updatedUser = service.update(user);\n\n    assertEquals(\"suzuki\", updatedUser.getName());\n}\n\n@Test\nvoid testUserDeletion() {\n    UserService service = new UserService();\n    User user = createTestUser(); \/\/ \u30c6\u30b9\u30c8\u30c7\u30fc\u30bf\u4f5c\u6210\n\n    service.delete(user.getId());\n\n    assertNull(service.findById(user.getId()));\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-18\">\u9069\u5207\u306a\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3\u30e1\u30bd\u30c3\u30c9\u306e\u9078\u629e\u57fa\u6e96<\/h3>\n\n\n\n<p>\u76ee\u7684\u306b\u5fdc\u3058\u305f\u6700\u9069\u306a\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3\u30e1\u30bd\u30c3\u30c9\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u3067\u3001\u30c6\u30b9\u30c8\u306e\u610f\u56f3\u304c\u660e\u78ba\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n<div id=\"id-7f8dbaaf-63d2-499c-8982-c81f56804393\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u691c\u8a3c\u5185\u5bb9<\/th><th>\u63a8\u5968\u3055\u308c\u308b\u30e1\u30bd\u30c3\u30c9<\/th><th>\u7406\u7531<\/th><\/tr><\/thead><tbody><tr><td>\u6570\u5024\u306e\u6bd4\u8f03<\/td><td>assertEquals<\/td><td>\u578b\u5b89\u5168\u6027\u304c\u4fdd\u8a3c\u3055\u308c\u308b<\/td><\/tr><tr><td>\u771f\u507d\u5024\u306e\u691c\u8a3c<\/td><td>assertTrue\/assertFalse<\/td><td>\u610f\u56f3\u304c\u660e\u78ba\u306b\u306a\u308b<\/td><\/tr><tr><td>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u5b58\u5728\u78ba\u8a8d<\/td><td>assertNotNull<\/td><td>null\u30c1\u30a7\u30c3\u30af\u306b\u7279\u5316<\/td><\/tr><tr><td>\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306e\u6bd4\u8f03<\/td><td>assertIterableEquals<\/td><td>\u9806\u5e8f\u3082\u542b\u3081\u3066\u691c\u8a3c\u53ef\u80fd<\/td><\/tr><tr><td>\u4f8b\u5916\u306e\u691c\u8a3c<\/td><td>assertThrows<\/td><td>\u4f8b\u5916\u306e\u578b\u3082\u78ba\u8a8d\u53ef\u80fd<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\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=\"\">@Test\nvoid demonstrateBestAssertionPractices() {\n    OrderService service = new OrderService();\n    Order order = service.createOrder(items);\n\n    \/\/ \u2705 \u9069\u5207\u306a\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3\u306e\u9078\u629e\u4f8b\n    assertEquals(1500, order.getTotal());  \/\/ \u6570\u5024\u306e\u6bd4\u8f03\n    assertTrue(order.isValid());           \/\/ \u72b6\u614b\u306e\u691c\u8a3c\n    assertNotNull(order.getId());          \/\/ \u5b58\u5728\u78ba\u8a8d\n    assertIterableEquals(                  \/\/ \u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306e\u6bd4\u8f03\n        expectedItems,\n        order.getItems()\n    );\n    assertThrows(                          \/\/ \u4f8b\u5916\u306e\u691c\u8a3c\n        IllegalArgumentException.class,\n        () -&gt; service.createOrder(null)\n    );\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-19\">\u52b9\u679c\u7684\u306a\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u66f8\u304d\u65b9<\/h3>\n\n\n\n<p>\u30c6\u30b9\u30c8\u5931\u6557\u6642\u306b\u554f\u984c\u3092\u7d20\u65e9\u304f\u7279\u5b9a\u3067\u304d\u308b\u3088\u3046\u3001\u660e\u78ba\u3067\u60c5\u5831\u91cf\u306e\u591a\u3044\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8a18\u8ff0\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=\"\">@Test\nvoid demonstrateEffectiveErrorMessages() {\n    PaymentService service = new PaymentService();\n    Payment payment = service.process(order);\n\n    \/\/ \u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u57fa\u672c\u30d1\u30bf\u30fc\u30f3\n    assertTrue(\n        payment.isSuccessful(),\n        \"\u652f\u6255\u3044\u51e6\u7406\u304c\u5931\u6557\u3057\u307e\u3057\u305f\uff1a\u6ce8\u6587ID = \" + order.getId()\n    );\n\n    \/\/ \u671f\u5f85\u5024\u3068\u5b9f\u969b\u306e\u5024\u3092\u542b\u3080\u30e1\u30c3\u30bb\u30fc\u30b8\n    assertEquals(\n        expectedAmount,\n        payment.getAmount(),\n        String.format(\n            \"\u652f\u6255\u3044\u91d1\u984d\u304c\u4e00\u81f4\u3057\u307e\u305b\u3093\u3002\u671f\u5f85\u5024: %d\u5186, \u5b9f\u969b\u306e\u5024: %d\u5186\",\n            expectedAmount,\n            payment.getAmount()\n        )\n    );\n\n    \/\/ \u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u60c5\u5831\u3092\u542b\u3080\u30e1\u30c3\u30bb\u30fc\u30b8\n    assertNotNull(\n        payment.getTransactionId(),\n        String.format(\n            \"\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3ID\u304c\u751f\u6210\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002\u652f\u6255\u3044\u65b9\u6cd5: %s, \u91d1\u984d: %d\u5186\",\n            payment.getMethod(),\n            payment.getAmount()\n        )\n    );\n}<\/pre>\n\n\n\n<div class=\"wp-block-sgb-block-simple sgb-box-simple sgb-box-simple--title-normal sgb-box-simple--with-border\"><div style=\"background-color:var(--wp--preset--color--sango-main);color:#FFF\" class=\"sgb-box-simple__title\">\u52b9\u679c\u7684\u306a\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u8981\u7d20\uff1a<\/div><div class=\"sgb-box-simple__body\" style=\"border-color:var(--wp--preset--color--sango-main);background-color:#FFF\">\n<ol class=\"wp-block-list\">\n<li><strong>\u5177\u4f53\u7684\u306a\u5931\u6557\u306e\u7406\u7531<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u4f55\u304c\u671f\u5f85\u3055\u308c\u3001\u4f55\u304c\u5b9f\u969b\u306b\u8d77\u3053\u3063\u305f\u306e\u304b<\/li>\n\n\n\n<li>\u3069\u306e\u3088\u3046\u306a\u6761\u4ef6\u3067\u5931\u6557\u3057\u305f\u306e\u304b<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u95a2\u9023\u3059\u308b\u5024\u3084\u72b6\u614b<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u30c6\u30b9\u30c8\u5bfe\u8c61\u306e\u73fe\u5728\u306e\u72b6\u614b<\/li>\n\n\n\n<li>\u95a2\u9023\u3059\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u5024<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u60c5\u5831<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u30c6\u30b9\u30c8\u304c\u5b9f\u884c\u3055\u308c\u305f\u74b0\u5883\u3084\u6761\u4ef6<\/li>\n\n\n\n<li>\u95a2\u9023\u3059\u308b\u8a2d\u5b9a\u3084\u524d\u63d0\u6761\u4ef6<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<\/div><\/div>\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\u3088\u308a\u4fdd\u5b88\u6027\u304c\u9ad8\u304f\u3001\u4fe1\u983c\u6027\u306e\u3042\u308b\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u7279\u306b\u30c1\u30fc\u30e0\u958b\u767a\u306b\u304a\u3044\u3066\u306f\u3001\u3053\u308c\u3089\u306e\u539f\u5247\u306b\u5f93\u3046\u3053\u3068\u3067\u3001\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u306e\u54c1\u8cea\u3068\u4e00\u8cab\u6027\u3092\u7dad\u6301\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-20\">\u307e\u3068\u3081<\/h2>\n\n\n\n<p>JUnit\u306eAssert\u306f\u3001Java\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u306b\u304a\u3044\u3066S\u30af\u30aa\u30ea\u30c6\u30a3\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u6a5f\u80fd\u3067\u3059\u3002\u672c\u8a18\u4e8b\u3067\u89e3\u8aac\u3057\u305f\u5185\u5bb9\u3092\u5b9f\u8df5\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u4fe1\u983c\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<h3 class=\"wp-block-heading\" id=\"i-21\">\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8\u306e\u6574\u7406<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u57fa\u672c\u7684\u306aAssert\u30e1\u30bd\u30c3\u30c9\u306e\u4f7f\u3044\u5206\u3051<\/strong>\n<ul class=\"wp-block-list\">\n<li>assertEquals(): \u5024\u306e\u6bd4\u8f03<\/li>\n\n\n\n<li>assertTrue()\/assertFalse(): \u6761\u4ef6\u306e\u691c\u8a3c<\/li>\n\n\n\n<li>assertNull()\/assertNotNull(): null\u5224\u5b9a<\/li>\n\n\n\n<li>assertThrows(): \u4f8b\u5916\u51e6\u7406\u306e\u691c\u8a3c<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u5b9f\u8df5\u7684\u306a\u6d3b\u7528\u30c6\u30af\u30cb\u30c3\u30af<\/strong>\n<ul class=\"wp-block-list\">\n<li>assertAll()\u306b\u3088\u308b\u8907\u6570\u691c\u8a3c\u306e\u4e00\u62ec\u5b9f\u884c<\/li>\n\n\n\n<li>\u8a73\u7d30\u306a\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u6d3b\u7528<\/li>\n\n\n\n<li>\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u7528\u306e\u5c02\u7528\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u3088\u304f\u3042\u308b\u554f\u984c\u3078\u306e\u5bfe\u51e6\u6cd5<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u6bd4\u8f03\u6642\u306e\u30c7\u30eb\u30bf\u5024\u6307\u5b9a<\/li>\n\n\n\n<li>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6bd4\u8f03\u6642\u306eequals()\u5b9f\u88c5<\/li>\n\n\n\n<li>\u904e\u5270\u306a\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3\u306e\u5206\u5272<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/strong>\n<ul class=\"wp-block-list\">\n<li>1\u30c6\u30b9\u30c8\u30b1\u30fc\u30b9\u306b\u3064\u304d1\u3064\u306e\u8ad6\u7406\u7684\u691c\u8a3c<\/li>\n\n\n\n<li>\u76ee\u7684\u306b\u5fdc\u3058\u305f\u9069\u5207\u306a\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3\u306e\u9078\u629e<\/li>\n\n\n\n<li>\u60c5\u5831\u91cf\u306e\u591a\u3044\u52b9\u679c\u7684\u306a\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-22\">\u6b21\u306e\u30b9\u30c6\u30c3\u30d7<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30c1\u30fc\u30e0\u5185\u3067\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3\u306e\u4f7f\u7528\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3092\u7b56\u5b9a<\/li>\n\n\n\n<li>\u30c6\u30b9\u30c8\u30b1\u30fc\u30b9\u306e\u5b9a\u671f\u7684\u306a\u30ec\u30d3\u30e5\u30fc\u3068\u6539\u5584<\/li>\n\n\n\n<li>\u65b0\u3057\u3044JUnit\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u6a5f\u80fd\u306e\u7a4d\u6975\u7684\u306a\u6d3b\u7528<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u77e5\u8b58\u3068\u5b9f\u8df5\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u4fdd\u5b88\u6027\u304c\u9ad8\u304f\u3001\u554f\u984c\u306e\u65e9\u671f\u767a\u898b\u306b\u8ca2\u732e\u3067\u304d\u308b\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u306e\u54c1\u8cea\u5411\u4e0a\u306f\u3001\u30d7\u30ed\u30c0\u30af\u30c8\u30b3\u30fc\u30c9\u5168\u4f53\u306e\u54c1\u8cea\u5411\u4e0a\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p><\/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; 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