Added the initial application with the main account list, the pagination, the query, the permission, the localization, the documentation, the test case, and a test demonstration site.

tests/testlib.py

@@ -0,0 +1,56 @@
+# The Mia! Accounting Flask Project.
+# Author: imacat@mail.imacat.idv.tw (imacat), 2023/1/27
+
+#  Copyright (c) 2023 imacat.
+#
+#  Licensed under the Apache License, Version 2.0 (the "License");
+#  you may not use this file except in compliance with the License.
+#  You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#  See the License for the specific language governing permissions and
+#  limitations under the License.
+"""The common test libraries.
+
+"""
+from html.parser import HTMLParser
+from unittest import TestCase
+
+import httpx
+
+
+def get_csrf_token(test_case: TestCase, client: httpx.Client, uri: str) -> str:
+    """Returns the CSRF token from a form in a URI.
+
+    :param test_case: The test case.
+    :param client: The httpx client.
+    :param uri: The URI.
+    :return: The CSRF token.
+    """
+
+    class CsrfParser(HTMLParser):
+        """The CSRF token parser."""
+
+        def __init__(self):
+            """Constructs the CSRF token parser."""
+            super().__init__()
+            self.csrf_token: str | None = None
+            """The CSRF token."""
+
+        def handle_starttag(self, tag: str,
+                            attrs: list[tuple[str, str | None]]) -> None:
+            """Handles when a start tag is found."""
+            attrs_dict: dict[str, str] = dict(attrs)
+            if attrs_dict.get("name") == "csrf_token":
+                self.csrf_token = attrs_dict["value"]
+
+    response: httpx.Response = client.get(uri)
+    test_case.assertEqual(response.status_code, 200)
+    parser: CsrfParser = CsrfParser()
+    parser.feed(response.text)
+    test_case.assertIsNotNone(parser.csrf_token)
+    return parser.csrf_token