{"id":49867,"date":"2023-12-19T20:47:46","date_gmt":"2023-04-15T15:08:43","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/django%e4%bd%bf%e7%94%a8%e5%bc%80%e5%a7%8b%e5%a4%87%e5%bf%98%e5%bd%95%ef%bc%88%e6%b5%8b%e8%af%95%ef%bc%89%e3%80%82\/"},"modified":"2024-05-04T14:20:27","modified_gmt":"2024-05-04T06:20:27","slug":"django%e4%bd%bf%e7%94%a8%e5%bc%80%e5%a7%8b%e5%a4%87%e5%bf%98%e5%bd%95%ef%bc%88%e6%b5%8b%e8%af%95%ef%bc%89%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/django%e4%bd%bf%e7%94%a8%e5%bc%80%e5%a7%8b%e5%a4%87%e5%bf%98%e5%bd%95%ef%bc%88%e6%b5%8b%e8%af%95%ef%bc%89%e3%80%82\/","title":{"rendered":"Django\u4f7f\u7528\u5f00\u59cb\u5907\u5fd8\u5f55\uff08\u6d4b\u8bd5\uff09"},"content":{"rendered":"<h2>\u6982\u8981 &#8211; \u6458\u8981<\/h2>\n<p>\u56e0\u4e3a\u6709\u5f88\u591a\u539f\u56e0\uff0c\u6211\u53ef\u80fd\u4f1a\u4f7f\u7528Python\/Django\u6765\u5f00\u53d1Web\u5e94\u7528\u7a0b\u5e8f\u3002\u8fd9\u662f\u6211\u7528\u6765\u8bb0\u5f55Django\u6d4b\u8bd5\u73af\u5883\u5efa\u7acb\u7b49\u7684\u5907\u5fd8\u5f55\u3002\u5173\u4e8eWeb\u5e94\u7528\u7a0b\u5e8f\u7684\u5b9e\u65bd\uff0c\u8bf7\u67e5\u9605Django\u5b98\u65b9\u6587\u6863\u6216\u8005\u6211\u7684\u5907\u5fd8\u5f55\u3002<\/p>\n<h2>\u73af\u5883<\/h2>\n<p>\u64cd\u4f5c\u7cfb\u7edf\uff1aWindows 11<br \/>\nPython\u7248\u672c\uff1a3.10.7<br \/>\nDjango\u7248\u672c\uff1a4.1.1<\/p>\n<h2>\u8bf7\u6ce8\u610f\u4ee5\u4e0a\u4e8b\u9879<\/h2>\n<p>\u5728\u6267\u884c\u547d\u4ee4\u65f6\uff0c\u4f7f\u7528PowerShell\uff0c\u5e76\u4e14\u53ef\u80fd\u9700\u8981\u4ee5\u7ba1\u7406\u5458\u8eab\u4efd\u8fd0\u884c\u624d\u80fd\u6b63\u5e38\u5de5\u4f5c\u3002<\/p>\n<h2>\u81ea\u52a8\u5316\u6d4b\u8bd5\u521b\u5efa<\/h2>\n<p>\u8fd9\u4e2a\u6d4b\u8bd5\u5bf9\u8c61\u662f\u53c2\u8003\u4ee5\u4e0b\u6587\u7ae0\u521b\u5efa\u7684\u6295\u7968\u6837\u4f8b\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Django\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u305d\u306e1<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Django\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u305d\u306e2<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Django\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u305d\u306e3<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">Django\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u305d\u306e4<\/ul>\n<p>\u5c06\u5176\u4e2d\u7684models.py\u4f5c\u4e3a\u6d4b\u8bd5\u5bf9\u8c61\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">from<\/span> <span class=\"n\">django.db<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">models<\/span>\r\n\r\n<span class=\"k\">class<\/span> <span class=\"nc\">Question<\/span><span class=\"p\">(<\/span><span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"n\">Model<\/span><span class=\"p\">):<\/span>\r\n    <span class=\"n\">question_text<\/span> <span class=\"o\">=<\/span> <span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"nc\">CharField<\/span><span class=\"p\">(<\/span><span class=\"n\">max_length<\/span><span class=\"o\">=<\/span><span class=\"mi\">200<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">pub_date<\/span> <span class=\"o\">=<\/span> <span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"nc\">DateTimeField<\/span><span class=\"p\">(<\/span><span class=\"sh\">'<\/span><span class=\"s\">date published<\/span><span class=\"sh\">'<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"k\">def<\/span> <span class=\"nf\">__str__<\/span><span class=\"p\">(<\/span><span class=\"n\">self<\/span><span class=\"p\">):<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">self<\/span><span class=\"p\">.<\/span><span class=\"n\">question_text<\/span>\r\n\r\n<span class=\"k\">class<\/span> <span class=\"nc\">Choice<\/span><span class=\"p\">(<\/span><span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"n\">Model<\/span><span class=\"p\">):<\/span>\r\n    <span class=\"n\">question<\/span> <span class=\"o\">=<\/span> <span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"nc\">ForeignKey<\/span><span class=\"p\">(<\/span><span class=\"n\">Question<\/span><span class=\"p\">,<\/span> <span class=\"n\">on_delete<\/span><span class=\"o\">=<\/span><span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"n\">CASCADE<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">choice_text<\/span> <span class=\"o\">=<\/span> <span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"nc\">CharField<\/span><span class=\"p\">(<\/span><span class=\"n\">max_length<\/span><span class=\"o\">=<\/span><span class=\"mi\">200<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">votes<\/span> <span class=\"o\">=<\/span> <span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"nc\">IntegerField<\/span><span class=\"p\">(<\/span><span class=\"n\">default<\/span><span class=\"o\">=<\/span><span class=\"mi\">0<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"k\">def<\/span> <span class=\"nf\">__str__<\/span><span class=\"p\">(<\/span><span class=\"n\">self<\/span><span class=\"p\">):<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">self<\/span><span class=\"p\">.<\/span><span class=\"n\">choice_text<\/span>\r\n    <span class=\"k\">def<\/span> <span class=\"nf\">is_voted<\/span><span class=\"p\">(<\/span><span class=\"n\">self<\/span><span class=\"p\">):<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">self<\/span><span class=\"p\">.<\/span><span class=\"n\">votes<\/span> <span class=\"o\">&gt;<\/span> <span class=\"mi\">0<\/span>\r\n<\/code><\/pre>\n<p>\u6211\u4f1a\u53c2\u8003Django\u5b98\u65b9\u6587\u6863\u6765\u7f16\u5199\u81ea\u52a8\u6d4b\u8bd5\u4ee3\u7801\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">from<\/span> <span class=\"n\">django.test<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">TestCase<\/span>\r\n\r\n<span class=\"kn\">from<\/span> <span class=\"n\">.models<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">Choice<\/span>\r\n\r\n<span class=\"k\">class<\/span> <span class=\"nc\">ChoiceModelTests<\/span><span class=\"p\">(<\/span><span class=\"n\">TestCase<\/span><span class=\"p\">):<\/span>\r\n\r\n    <span class=\"k\">def<\/span> <span class=\"nf\">test_is_voted_ok<\/span><span class=\"p\">(<\/span><span class=\"n\">self<\/span><span class=\"p\">):<\/span>\r\n        <span class=\"n\">voted_choice<\/span> <span class=\"o\">=<\/span> <span class=\"nc\">Choice<\/span><span class=\"p\">(<\/span><span class=\"n\">votes<\/span><span class=\"o\">=<\/span><span class=\"mi\">1<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"n\">self<\/span><span class=\"p\">.<\/span><span class=\"nf\">assertIs<\/span><span class=\"p\">(<\/span><span class=\"n\">voted_choice<\/span><span class=\"p\">.<\/span><span class=\"nf\">is_voted<\/span><span class=\"p\">(),<\/span> <span class=\"bp\">True<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"k\">def<\/span> <span class=\"nf\">test_is_voted_ng<\/span><span class=\"p\">(<\/span><span class=\"n\">self<\/span><span class=\"p\">):<\/span>\r\n        <span class=\"n\">new_choice<\/span> <span class=\"o\">=<\/span> <span class=\"nc\">Choice<\/span><span class=\"p\">()<\/span>\r\n        <span class=\"n\">self<\/span><span class=\"p\">.<\/span><span class=\"nf\">assertIs<\/span><span class=\"p\">(<\/span><span class=\"n\">new_choice<\/span><span class=\"p\">.<\/span><span class=\"nf\">is_voted<\/span><span class=\"p\">(),<\/span> <span class=\"bp\">False<\/span><span class=\"p\">)<\/span>\r\n<\/code><\/pre>\n<p>\u901a\u8fc7\u4ee5\u4e0b\u547d\u4ee4\u6267\u884c\u5df2\u521b\u5efa\u7684\u6d4b\u8bd5\u4ee3\u7801\uff1a<br \/>\n\u4f7f\u7528\u547d\u4ee4 &#8220;py manage.py test polls&#8221;\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d8e07913a08637a6d4929\/14-0.png\" alt=\"image.png\" \/><\/div>\n<p>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u9009\u62e9views.py\u4e2d\u7684IndexView\u7c7b\uff08\u7ee7\u627f\u81eageneric.ListView\uff09\u4f5c\u4e3a\u6d4b\u8bd5\u5bf9\u8c61\uff0c\u5e76\u7f16\u5199\u6d4b\u8bd5\u4ee3\u7801\u3002<br \/>\n\u203b\u5728\u6295\u7968\u793a\u4f8b\u5e94\u7528\u7a0b\u5e8f\u4e2d\uff0c\u8bf7\u5148\u5220\u9664\u5df2\u6ce8\u518c\u7684\u6570\u636e\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">import<\/span> <span class=\"n\">datetime<\/span>\r\n\r\n<span class=\"kn\">from<\/span> <span class=\"n\">django.http<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">HttpResponseRedirect<\/span>\r\n<span class=\"kn\">from<\/span> <span class=\"n\">django.shortcuts<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">get_object_or_404<\/span><span class=\"p\">,<\/span> <span class=\"n\">render<\/span>\r\n<span class=\"kn\">from<\/span> <span class=\"n\">django.urls<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">reverse<\/span>\r\n<span class=\"kn\">from<\/span> <span class=\"n\">django.utils<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">timezone<\/span>\r\n<span class=\"kn\">from<\/span> <span class=\"n\">django.views<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">generic<\/span>\r\n\r\n<span class=\"kn\">from<\/span> <span class=\"n\">.models<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">Choice<\/span><span class=\"p\">,<\/span> <span class=\"n\">Question<\/span>\r\n\r\n<span class=\"k\">class<\/span> <span class=\"nc\">IndexView<\/span><span class=\"p\">(<\/span><span class=\"n\">generic<\/span><span class=\"p\">.<\/span><span class=\"n\">ListView<\/span><span class=\"p\">):<\/span>\r\n    <span class=\"n\">template_name<\/span> <span class=\"o\">=<\/span> <span class=\"sh\">'<\/span><span class=\"s\">polls\/index.html<\/span><span class=\"sh\">'<\/span>\r\n    <span class=\"n\">context_object_name<\/span> <span class=\"o\">=<\/span> <span class=\"sh\">'<\/span><span class=\"s\">latest_question_list<\/span><span class=\"sh\">'<\/span>\r\n\r\n    <span class=\"k\">def<\/span> <span class=\"nf\">get_queryset<\/span><span class=\"p\">(<\/span><span class=\"n\">self<\/span><span class=\"p\">):<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">Question<\/span><span class=\"p\">.<\/span><span class=\"n\">objects<\/span><span class=\"p\">.<\/span><span class=\"nf\">filter<\/span><span class=\"p\">(<\/span>\r\n            <span class=\"n\">pub_date__lte<\/span><span class=\"o\">=<\/span><span class=\"n\">timezone<\/span><span class=\"p\">.<\/span><span class=\"nf\">now<\/span><span class=\"p\">()<\/span>\r\n        <span class=\"p\">).<\/span><span class=\"nf\">order_by<\/span><span class=\"p\">(<\/span><span class=\"sh\">'<\/span><span class=\"s\">-pub_date<\/span><span class=\"sh\">'<\/span><span class=\"p\">)[:<\/span><span class=\"mi\">5<\/span><span class=\"p\">]<\/span>\r\n\r\n<span class=\"k\">class<\/span> <span class=\"nc\">DetailView<\/span><span class=\"p\">(<\/span><span class=\"n\">generic<\/span><span class=\"p\">.<\/span><span class=\"n\">DetailView<\/span><span class=\"p\">):<\/span>\r\n    <span class=\"n\">model<\/span> <span class=\"o\">=<\/span> <span class=\"n\">Question<\/span>\r\n    <span class=\"n\">template_name<\/span> <span class=\"o\">=<\/span> <span class=\"sh\">'<\/span><span class=\"s\">polls\/detail.html<\/span><span class=\"sh\">'<\/span>\r\n\r\n<span class=\"k\">class<\/span> <span class=\"nc\">ResultsView<\/span><span class=\"p\">(<\/span><span class=\"n\">generic<\/span><span class=\"p\">.<\/span><span class=\"n\">DetailView<\/span><span class=\"p\">):<\/span>\r\n    <span class=\"n\">model<\/span> <span class=\"o\">=<\/span> <span class=\"n\">Question<\/span>\r\n    <span class=\"n\">template_name<\/span> <span class=\"o\">=<\/span> <span class=\"sh\">'<\/span><span class=\"s\">polls\/results.html<\/span><span class=\"sh\">'<\/span>\r\n\r\n    <span class=\"k\">def<\/span> <span class=\"nf\">vote<\/span><span class=\"p\">(<\/span><span class=\"n\">request<\/span><span class=\"p\">,<\/span> <span class=\"n\">question_id<\/span><span class=\"p\">):<\/span>\r\n        <span class=\"n\">question<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">get_object_or_404<\/span><span class=\"p\">(<\/span><span class=\"n\">Question<\/span><span class=\"p\">,<\/span> <span class=\"n\">pk<\/span><span class=\"o\">=<\/span><span class=\"n\">question_id<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"k\">try<\/span><span class=\"p\">:<\/span>\r\n            <span class=\"n\">selected_choice<\/span> <span class=\"o\">=<\/span> <span class=\"n\">question<\/span><span class=\"p\">.<\/span><span class=\"n\">choice_set<\/span><span class=\"p\">.<\/span><span class=\"nf\">get<\/span><span class=\"p\">(<\/span><span class=\"n\">pk<\/span><span class=\"o\">=<\/span><span class=\"n\">request<\/span><span class=\"p\">.<\/span><span class=\"n\">POST<\/span><span class=\"p\">[<\/span><span class=\"sh\">'<\/span><span class=\"s\">choice<\/span><span class=\"sh\">'<\/span><span class=\"p\">])<\/span>\r\n        <span class=\"nf\">except <\/span><span class=\"p\">(<\/span><span class=\"nb\">KeyError<\/span><span class=\"p\">,<\/span> <span class=\"n\">Choice<\/span><span class=\"p\">.<\/span><span class=\"n\">DoesNotExist<\/span><span class=\"p\">):<\/span>\r\n            <span class=\"c1\"># Redisplay the question voting form.\r\n<\/span>            <span class=\"k\">return<\/span> <span class=\"nf\">render<\/span><span class=\"p\">(<\/span><span class=\"n\">request<\/span><span class=\"p\">,<\/span> <span class=\"sh\">'<\/span><span class=\"s\">polls\/detail.html<\/span><span class=\"sh\">'<\/span><span class=\"p\">,<\/span> <span class=\"p\">{<\/span>\r\n                <span class=\"sh\">'<\/span><span class=\"s\">question<\/span><span class=\"sh\">'<\/span><span class=\"p\">:<\/span> <span class=\"n\">question<\/span><span class=\"p\">,<\/span>\r\n                <span class=\"sh\">'<\/span><span class=\"s\">error_message<\/span><span class=\"sh\">'<\/span><span class=\"p\">:<\/span> <span class=\"sh\">\"<\/span><span class=\"s\">You didn<\/span><span class=\"sh\">'<\/span><span class=\"s\">t select a choice.<\/span><span class=\"sh\">\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"p\">})<\/span>\r\n        <span class=\"k\">else<\/span><span class=\"p\">:<\/span>\r\n            <span class=\"n\">selected_choice<\/span><span class=\"p\">.<\/span><span class=\"n\">votes<\/span> <span class=\"o\">+=<\/span> <span class=\"mi\">1<\/span>\r\n            <span class=\"n\">selected_choice<\/span><span class=\"p\">.<\/span><span class=\"nf\">save<\/span><span class=\"p\">()<\/span>\r\n            <span class=\"c1\"># Always return an HttpResponseRedirect after successfully dealing\r\n<\/span>            <span class=\"c1\"># with POST data. This prevents data from being posted twice if a\r\n<\/span>            <span class=\"c1\"># user hits the Back button.\r\n<\/span>            <span class=\"k\">return<\/span> <span class=\"nc\">HttpResponseRedirect<\/span><span class=\"p\">(<\/span><span class=\"nf\">reverse<\/span><span class=\"p\">(<\/span><span class=\"sh\">'<\/span><span class=\"s\">polls:results<\/span><span class=\"sh\">'<\/span><span class=\"p\">,<\/span> <span class=\"n\">args<\/span><span class=\"o\">=<\/span><span class=\"p\">(<\/span><span class=\"n\">question<\/span><span class=\"p\">.<\/span><span class=\"nb\">id<\/span><span class=\"p\">,)))<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"kn\">import<\/span> <span class=\"n\">datetime<\/span>\r\n\r\n<span class=\"kn\">from<\/span> <span class=\"n\">django.urls<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">reverse<\/span>\r\n<span class=\"kn\">from<\/span> <span class=\"n\">django.test<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">TestCase<\/span>\r\n<span class=\"kn\">from<\/span> <span class=\"n\">django.utils<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">timezone<\/span>\r\n\r\n<span class=\"kn\">from<\/span> <span class=\"n\">.models<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">Choice<\/span><span class=\"p\">,<\/span> <span class=\"n\">Question<\/span>\r\n\r\n<span class=\"k\">def<\/span> <span class=\"nf\">create_question<\/span><span class=\"p\">(<\/span><span class=\"n\">question_text<\/span><span class=\"p\">,<\/span> <span class=\"n\">days<\/span><span class=\"p\">):<\/span>\r\n    <span class=\"sh\">\"\"\"<\/span><span class=\"s\">\r\n    Create a question with the given `question_text` and published the\r\n    given number of `days` offset to now (negative for questions published\r\n    in the past, positive for questions that have yet to be published).\r\n    Do not insert this method into class QuestionIndexViewTests(TestCase).\r\n    <\/span><span class=\"sh\">\"\"\"<\/span>\r\n    <span class=\"n\">time<\/span> <span class=\"o\">=<\/span> <span class=\"n\">timezone<\/span><span class=\"p\">.<\/span><span class=\"nf\">now<\/span><span class=\"p\">()<\/span> <span class=\"o\">+<\/span> <span class=\"n\">datetime<\/span><span class=\"p\">.<\/span><span class=\"nf\">timedelta<\/span><span class=\"p\">(<\/span><span class=\"n\">days<\/span><span class=\"o\">=<\/span><span class=\"n\">days<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"n\">Question<\/span><span class=\"p\">.<\/span><span class=\"n\">objects<\/span><span class=\"p\">.<\/span><span class=\"nf\">create<\/span><span class=\"p\">(<\/span><span class=\"n\">question_text<\/span><span class=\"o\">=<\/span><span class=\"n\">question_text<\/span><span class=\"p\">,<\/span> <span class=\"n\">pub_date<\/span><span class=\"o\">=<\/span><span class=\"n\">time<\/span><span class=\"p\">)<\/span>\r\n\r\n<span class=\"k\">class<\/span> <span class=\"nc\">QuestionIndexViewTests<\/span><span class=\"p\">(<\/span><span class=\"n\">TestCase<\/span><span class=\"p\">):<\/span>\r\n\r\n    <span class=\"k\">def<\/span> <span class=\"nf\">test_no_questions<\/span><span class=\"p\">(<\/span><span class=\"n\">self<\/span><span class=\"p\">):<\/span>\r\n        <span class=\"sh\">\"\"\"<\/span><span class=\"s\">\r\n        If no questions exist, an appropriate message is displayed.\r\n        <\/span><span class=\"sh\">\"\"\"<\/span>\r\n        <span class=\"n\">response<\/span> <span class=\"o\">=<\/span> <span class=\"n\">self<\/span><span class=\"p\">.<\/span><span class=\"n\">client<\/span><span class=\"p\">.<\/span><span class=\"nf\">get<\/span><span class=\"p\">(<\/span><span class=\"nf\">reverse<\/span><span class=\"p\">(<\/span><span class=\"sh\">'<\/span><span class=\"s\">polls:index<\/span><span class=\"sh\">'<\/span><span class=\"p\">))<\/span>\r\n        <span class=\"n\">self<\/span><span class=\"p\">.<\/span><span class=\"nf\">assertEqual<\/span><span class=\"p\">(<\/span><span class=\"n\">response<\/span><span class=\"p\">.<\/span><span class=\"n\">status_code<\/span><span class=\"p\">,<\/span> <span class=\"mi\">200<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"n\">self<\/span><span class=\"p\">.<\/span><span class=\"nf\">assertContains<\/span><span class=\"p\">(<\/span><span class=\"n\">response<\/span><span class=\"p\">,<\/span> <span class=\"sh\">\"<\/span><span class=\"s\">No polls are available.<\/span><span class=\"sh\">\"<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"n\">self<\/span><span class=\"p\">.<\/span><span class=\"nf\">assertQuerysetEqual<\/span><span class=\"p\">(<\/span><span class=\"n\">response<\/span><span class=\"p\">.<\/span><span class=\"n\">context<\/span><span class=\"p\">[<\/span><span class=\"sh\">'<\/span><span class=\"s\">latest_question_list<\/span><span class=\"sh\">'<\/span><span class=\"p\">],<\/span> <span class=\"p\">[])<\/span>\r\n\r\n    <span class=\"k\">def<\/span> <span class=\"nf\">test_past_question<\/span><span class=\"p\">(<\/span><span class=\"n\">self<\/span><span class=\"p\">):<\/span>\r\n        <span class=\"sh\">\"\"\"<\/span><span class=\"s\">\r\n        Questions with a pub_date in the past are displayed on the\r\n        index page.\r\n        <\/span><span class=\"sh\">\"\"\"<\/span>\r\n        <span class=\"n\">question<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">create_question<\/span><span class=\"p\">(<\/span><span class=\"n\">question_text<\/span><span class=\"o\">=<\/span><span class=\"sh\">\"<\/span><span class=\"s\">Past question.<\/span><span class=\"sh\">\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">days<\/span><span class=\"o\">=-<\/span><span class=\"mi\">30<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"n\">response<\/span> <span class=\"o\">=<\/span> <span class=\"n\">self<\/span><span class=\"p\">.<\/span><span class=\"n\">client<\/span><span class=\"p\">.<\/span><span class=\"nf\">get<\/span><span class=\"p\">(<\/span><span class=\"nf\">reverse<\/span><span class=\"p\">(<\/span><span class=\"sh\">'<\/span><span class=\"s\">polls:index<\/span><span class=\"sh\">'<\/span><span class=\"p\">))<\/span>\r\n        <span class=\"n\">self<\/span><span class=\"p\">.<\/span><span class=\"nf\">assertQuerysetEqual<\/span><span class=\"p\">(<\/span>\r\n            <span class=\"n\">response<\/span><span class=\"p\">.<\/span><span class=\"n\">context<\/span><span class=\"p\">[<\/span><span class=\"sh\">'<\/span><span class=\"s\">latest_question_list<\/span><span class=\"sh\">'<\/span><span class=\"p\">],<\/span>\r\n            <span class=\"p\">[<\/span><span class=\"n\">question<\/span><span class=\"p\">],<\/span>\r\n        <span class=\"p\">)<\/span>\r\n\r\n    <span class=\"k\">def<\/span> <span class=\"nf\">test_future_question<\/span><span class=\"p\">(<\/span><span class=\"n\">self<\/span><span class=\"p\">):<\/span>\r\n        <span class=\"sh\">\"\"\"<\/span><span class=\"s\">\r\n        Questions with a pub_date in the future aren<\/span><span class=\"sh\">'<\/span><span class=\"s\">t displayed on\r\n        the index page.\r\n        <\/span><span class=\"sh\">\"\"\"<\/span>\r\n        <span class=\"nf\">create_question<\/span><span class=\"p\">(<\/span><span class=\"n\">question_text<\/span><span class=\"o\">=<\/span><span class=\"sh\">\"<\/span><span class=\"s\">Future question.<\/span><span class=\"sh\">\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">days<\/span><span class=\"o\">=<\/span><span class=\"mi\">30<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"n\">response<\/span> <span class=\"o\">=<\/span> <span class=\"n\">self<\/span><span class=\"p\">.<\/span><span class=\"n\">client<\/span><span class=\"p\">.<\/span><span class=\"nf\">get<\/span><span class=\"p\">(<\/span><span class=\"nf\">reverse<\/span><span class=\"p\">(<\/span><span class=\"sh\">'<\/span><span class=\"s\">polls:index<\/span><span class=\"sh\">'<\/span><span class=\"p\">))<\/span>\r\n        <span class=\"n\">self<\/span><span class=\"p\">.<\/span><span class=\"nf\">assertContains<\/span><span class=\"p\">(<\/span><span class=\"n\">response<\/span><span class=\"p\">,<\/span> <span class=\"sh\">\"<\/span><span class=\"s\">No polls are available.<\/span><span class=\"sh\">\"<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"n\">self<\/span><span class=\"p\">.<\/span><span class=\"nf\">assertQuerysetEqual<\/span><span class=\"p\">(<\/span><span class=\"n\">response<\/span><span class=\"p\">.<\/span><span class=\"n\">context<\/span><span class=\"p\">[<\/span><span class=\"sh\">'<\/span><span class=\"s\">latest_question_list<\/span><span class=\"sh\">'<\/span><span class=\"p\">],<\/span> <span class=\"p\">[])<\/span>\r\n\r\n    <span class=\"k\">def<\/span> <span class=\"nf\">test_future_question_and_past_question<\/span><span class=\"p\">(<\/span><span class=\"n\">self<\/span><span class=\"p\">):<\/span>\r\n        <span class=\"sh\">\"\"\"<\/span><span class=\"s\">\r\n        Even if both past and future questions exist, only past questions\r\n        are displayed.\r\n        <\/span><span class=\"sh\">\"\"\"<\/span>\r\n        <span class=\"n\">question<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">create_question<\/span><span class=\"p\">(<\/span><span class=\"n\">question_text<\/span><span class=\"o\">=<\/span><span class=\"sh\">\"<\/span><span class=\"s\">Past question.<\/span><span class=\"sh\">\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">days<\/span><span class=\"o\">=-<\/span><span class=\"mi\">30<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"nf\">create_question<\/span><span class=\"p\">(<\/span><span class=\"n\">question_text<\/span><span class=\"o\">=<\/span><span class=\"sh\">\"<\/span><span class=\"s\">Future question.<\/span><span class=\"sh\">\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">days<\/span><span class=\"o\">=<\/span><span class=\"mi\">30<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"n\">response<\/span> <span class=\"o\">=<\/span> <span class=\"n\">self<\/span><span class=\"p\">.<\/span><span class=\"n\">client<\/span><span class=\"p\">.<\/span><span class=\"nf\">get<\/span><span class=\"p\">(<\/span><span class=\"nf\">reverse<\/span><span class=\"p\">(<\/span><span class=\"sh\">'<\/span><span class=\"s\">polls:index<\/span><span class=\"sh\">'<\/span><span class=\"p\">))<\/span>\r\n        <span class=\"n\">self<\/span><span class=\"p\">.<\/span><span class=\"nf\">assertQuerysetEqual<\/span><span class=\"p\">(<\/span>\r\n            <span class=\"n\">response<\/span><span class=\"p\">.<\/span><span class=\"n\">context<\/span><span class=\"p\">[<\/span><span class=\"sh\">'<\/span><span class=\"s\">latest_question_list<\/span><span class=\"sh\">'<\/span><span class=\"p\">],<\/span>\r\n            <span class=\"p\">[<\/span><span class=\"n\">question<\/span><span class=\"p\">],<\/span>\r\n        <span class=\"p\">)<\/span>\r\n\r\n    <span class=\"k\">def<\/span> <span class=\"nf\">test_two_past_questions<\/span><span class=\"p\">(<\/span><span class=\"n\">self<\/span><span class=\"p\">):<\/span>\r\n        <span class=\"sh\">\"\"\"<\/span><span class=\"s\">\r\n        The questions index page may display multiple questions.\r\n        <\/span><span class=\"sh\">\"\"\"<\/span>\r\n        <span class=\"n\">question1<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">create_question<\/span><span class=\"p\">(<\/span><span class=\"n\">question_text<\/span><span class=\"o\">=<\/span><span class=\"sh\">\"<\/span><span class=\"s\">Past question 1.<\/span><span class=\"sh\">\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">days<\/span><span class=\"o\">=-<\/span><span class=\"mi\">30<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"n\">question2<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">create_question<\/span><span class=\"p\">(<\/span><span class=\"n\">question_text<\/span><span class=\"o\">=<\/span><span class=\"sh\">\"<\/span><span class=\"s\">Past question 2.<\/span><span class=\"sh\">\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">days<\/span><span class=\"o\">=-<\/span><span class=\"mi\">5<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"n\">response<\/span> <span class=\"o\">=<\/span> <span class=\"n\">self<\/span><span class=\"p\">.<\/span><span class=\"n\">client<\/span><span class=\"p\">.<\/span><span class=\"nf\">get<\/span><span class=\"p\">(<\/span><span class=\"nf\">reverse<\/span><span class=\"p\">(<\/span><span class=\"sh\">'<\/span><span class=\"s\">polls:index<\/span><span class=\"sh\">'<\/span><span class=\"p\">))<\/span>\r\n        <span class=\"n\">self<\/span><span class=\"p\">.<\/span><span class=\"nf\">assertQuerysetEqual<\/span><span class=\"p\">(<\/span>\r\n            <span class=\"n\">response<\/span><span class=\"p\">.<\/span><span class=\"n\">context<\/span><span class=\"p\">[<\/span><span class=\"sh\">'<\/span><span class=\"s\">latest_question_list<\/span><span class=\"sh\">'<\/span><span class=\"p\">],<\/span>\r\n            <span class=\"p\">[<\/span><span class=\"n\">question2<\/span><span class=\"p\">,<\/span> <span class=\"n\">question1<\/span><span class=\"p\">],<\/span>\r\n        <span class=\"p\">)<\/span>\r\n<\/code><\/pre>\n<p>\u8bf7\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6267\u884c\u521b\u5efa\u7684\u6d4b\u8bd5\u4ee3\u7801\uff1a<br \/>\n\u4f7f\u7528py manage.py test polls\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d8e07913a08637a6d4929\/19-0.png\" alt=\"image.png\" \/><\/div>\n<p>\u9664\u4e86\u8fd9\u4e2a\u4e4b\u5916\uff0cSelenium\u7684\u6574\u5408\u548cLiveServerTestCase\u4e5f\u5728\u5b98\u65b9\u6587\u6863\u4e2d\u4ecb\u7ecd\u8fc7\u3002<\/p>\n<h2>\u6700\u540e<\/h2>\n<p>\u548c\u521b\u5efa\u5e94\u7528\u7a0b\u5e8f\u65f6\u4e00\u6837\uff0c\u6211\u6709\u70b9\u62c5\u5fc3\u5b66\u4e60\u6210\u672c\u4f1a\u662f\u591a\u5c11\uff0c\u4f46\u662f\u6559\u7a0b\u7684\u6240\u9700\u65f6\u95f4\u4e0d\u5230\u534a\u5929\uff0c\u6211\u60f3\u3002\u8c22\u8c22\u60a8\u770b\u5230\u6700\u540e\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6982\u8981 &#8211; \u6458\u8981 \u56e0\u4e3a\u6709\u5f88\u591a\u539f\u56e0\uff0c\u6211\u53ef\u80fd\u4f1a\u4f7f\u7528Python\/Django\u6765\u5f00\u53d1Web\u5e94\u7528\u7a0b\u5e8f\u3002\u8fd9\u662f\u6211 [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-49867","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Django\u4f7f\u7528\u5f00\u59cb\u5907\u5fd8\u5f55\uff08\u6d4b\u8bd5\uff09 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/django\u4f7f\u7528\u5f00\u59cb\u5907\u5fd8\u5f55\uff08\u6d4b\u8bd5\uff09\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta 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