diff --git a/lsfx-mock-server/tests/integration/__init__.py b/lsfx-mock-server/tests/integration/__init__.py
new file mode 100644
index 0000000..a265048
--- /dev/null
+++ b/lsfx-mock-server/tests/integration/__init__.py
@@ -0,0 +1 @@
+# Integration tests package
diff --git a/lsfx-mock-server/tests/integration/test_full_workflow.py b/lsfx-mock-server/tests/integration/test_full_workflow.py
new file mode 100644
index 0000000..02a9b3a
--- /dev/null
+++ b/lsfx-mock-server/tests/integration/test_full_workflow.py
@@ -0,0 +1,113 @@
+"""
+集成测试 - 完整的接口调用流程测试
+"""
+import pytest
+import time
+
+
+def test_complete_workflow(client):
+    """测试完整的接口调用流程"""
+    # 1. 获取 Token
+    response = client.post(
+        "/account/common/getToken",
+        json={
+            "projectNo": "integration_test_001",
+            "entityName": "集成测试企业",
+            "userId": "902001",
+            "userName": "902001",
+            "orgCode": "902000",
+        },
+    )
+    assert response.status_code == 200
+    token_data = response.json()
+    assert token_data["code"] == "200"
+    project_id = token_data["data"]["projectId"]
+    token = token_data["data"]["token"]
+    assert token is not None
+
+    # 2. 上传文件（模拟）
+    # 注意：在测试环境中，我们跳过实际的文件上传，直接测试其他接口
+
+    # 3. 检查解析状态
+    response = client.post(
+        "/watson/api/project/upload/getpendings",
+        json={"groupId": project_id, "inprogressList": "10001"},
+    )
+    assert response.status_code == 200
+    status_data = response.json()
+    assert "parsing" in status_data["data"]
+
+    # 4. 获取银行流水
+    response = client.post(
+        "/watson/api/project/getBSByLogId",
+        json={
+            "groupId": project_id,
+            "logId": 10001,
+            "pageNow": 1,
+            "pageSize": 10,
+        },
+    )
+    assert response.status_code == 200
+    statement_data = response.json()
+    assert statement_data["code"] == "200"
+    assert "bankStatementList" in statement_data["data"]
+    assert "totalCount" in statement_data["data"]
+
+
+def test_all_error_codes(client):
+    """测试所有错误码"""
+    error_codes = ["40101", "40102", "40104", "40105", "40106", "40107", "40108"]
+
+    for error_code in error_codes:
+        response = client.post(
+            "/account/common/getToken",
+            json={
+                "projectNo": f"test_error_{error_code}",
+                "entityName": "测试企业",
+                "userId": "902001",
+                "userName": "902001",
+                "orgCode": "902000",
+            },
+        )
+        assert response.status_code == 200
+        data = response.json()
+        assert data["code"] == error_code, f"错误码 {error_code} 未正确触发"
+        assert data["successResponse"] == False
+
+
+def test_pagination(client):
+    """测试分页功能"""
+    # 获取 Token
+    response = client.post(
+        "/account/common/getToken",
+        json={
+            "projectNo": "pagination_test",
+            "entityName": "分页测试",
+            "userId": "902001",
+            "userName": "902001",
+            "orgCode": "902000",
+        },
+    )
+    project_id = response.json()["data"]["projectId"]
+
+    # 测试第一页
+    response = client.post(
+        "/watson/api/project/getBSByLogId",
+        json={"groupId": project_id, "logId": 10001, "pageNow": 1, "pageSize": 1},
+    )
+    page1 = response.json()
+
+    # 测试第二页
+    response = client.post(
+        "/watson/api/project/getBSByLogId",
+        json={"groupId": project_id, "logId": 10001, "pageNow": 2, "pageSize": 1},
+    )
+    page2 = response.json()
+
+    # 验证总记录数相同
+    assert page1["data"]["totalCount"] == page2["data"]["totalCount"]
+
+    # 验证页码不同
+    if page1["data"]["totalCount"] > 1:
+        assert len(page1["data"]["bankStatementList"]) == 1
+        assert len(page2["data"]["bankStatementList"]) >= 0