1. Add 登陆功能

2. 调整字体大小
3. 新增部分功能

tests/test_jwt_handler.py

@@ -0,0 +1,58 @@
+"""Tests for JWTHandler token creation and decoding.
+
+These tests do not require a running server or database.
+"""
+
+import time
+import pytest
+
+SECRET = "test-secret-key-minimum-32-characters-long"
+
+
+@pytest.fixture
+def handler():
+    """Return a JWTHandler configured with a test secret."""
+    from app.infrastructure.auth.jwt_handler import JWTHandler
+    return JWTHandler(secret_key=SECRET, algorithm="HS256", expire_minutes=30)
+
+
+def test_create_token_returns_string(handler):
+    """create_access_token must return a non-empty string."""
+    token = handler.create_access_token(user_id="u1", username="alice", role="admin")
+    assert isinstance(token, str)
+    assert len(token) > 20
+
+
+def test_decode_token_returns_correct_claims(handler):
+    """decode_token must return UserClaims matching the input."""
+    token = handler.create_access_token(user_id="u1", username="alice", role="admin")
+    claims = handler.decode_token(token)
+    assert claims.user_id == "u1"
+    assert claims.username == "alice"
+    assert claims.role == "admin"
+
+
+def test_decode_expired_token_raises(handler):
+    """decode_token must raise ValueError on an expired token."""
+    from app.infrastructure.auth.jwt_handler import JWTHandler
+    short_handler = JWTHandler(secret_key=SECRET, algorithm="HS256", expire_minutes=0)
+    token = short_handler.create_access_token(user_id="u2", username="bob", role="readonly")
+    time.sleep(1)
+    with pytest.raises(ValueError, match="expired"):
+        short_handler.decode_token(token)
+
+
+def test_decode_invalid_token_raises(handler):
+    """decode_token must raise ValueError for a tampered token."""
+    with pytest.raises(ValueError):
+        handler.decode_token("not.a.valid.jwt.token")
+
+
+def test_decode_wrong_secret_raises():
+    """decode_token must raise ValueError when signed with a different secret."""
+    from app.infrastructure.auth.jwt_handler import JWTHandler
+    creator = JWTHandler(secret_key=SECRET, algorithm="HS256", expire_minutes=60)
+    verifier = JWTHandler(secret_key="wrong-secret-key-also-minimum-32-chars", algorithm="HS256", expire_minutes=60)
+    token = creator.create_access_token(user_id="u3", username="carol", role="legal")
+    with pytest.raises(ValueError):
+        verifier.decode_token(token)