1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
|
from typing import Any, Dict, Optional, Set, Type, Union, cast
import ormar
import pytest
from asgi_lifespan import LifespanManager
from fastapi import FastAPI
from httpx import ASGITransport, AsyncClient
from ormar.queryset.utils import translate_list_to_dict
from tests.lifespan import init_tests, lifespan
from tests.settings import create_config
base_ormar_config = create_config()
app = FastAPI(lifespan=lifespan(base_ormar_config))
headers = {"content-type": "application/json"}
class Department(ormar.Model):
ormar_config = base_ormar_config.copy()
id: int = ormar.Integer(primary_key=True)
department_name: str = ormar.String(max_length=100)
class Course(ormar.Model):
ormar_config = base_ormar_config.copy()
id: int = ormar.Integer(primary_key=True)
course_name: str = ormar.String(max_length=100)
completed: bool = ormar.Boolean()
department: Optional[Department] = ormar.ForeignKey(Department)
class Student(ormar.Model):
ormar_config = base_ormar_config.copy()
id: int = ormar.Integer(primary_key=True)
name: str = ormar.String(max_length=100)
courses = ormar.ManyToMany(Course)
to_exclude = {
"id": ...,
"courses": {
"__all__": {"id": ..., "students": {"__all__": {"id", "studentcourse"}}}
},
}
exclude_all = {"id": ..., "courses": {"__all__"}}
to_exclude_ormar = {
"id": ...,
"courses": {"id": ..., "students": {"id", "studentcourse"}},
}
create_test_database = init_tests(base_ormar_config)
def auto_exclude_id_field(to_exclude: Any) -> Union[Dict, Set]:
if isinstance(to_exclude, dict):
for key in to_exclude.keys():
to_exclude[key] = auto_exclude_id_field(to_exclude[key])
to_exclude["id"] = Ellipsis
return to_exclude
else:
return {"id"}
def generate_exclude_for_ids(model: Type[ormar.Model]) -> Dict:
to_exclude_base = translate_list_to_dict(model._iterate_related_models())
return cast(Dict, auto_exclude_id_field(to_exclude=to_exclude_base))
to_exclude_auto = generate_exclude_for_ids(model=Department)
@app.post("/departments/", response_model=Department)
async def create_department(department: Department):
await department.save_related(follow=True, save_all=True)
return department
@app.get("/departments/{department_name}")
async def get_department(department_name: str):
department = await Department.objects.select_all(follow=True).get(
department_name=department_name
)
return department.model_dump(exclude=to_exclude)
@app.get("/departments/{department_name}/second")
async def get_department_exclude(department_name: str):
department = await Department.objects.select_all(follow=True).get(
department_name=department_name
)
return department.model_dump(exclude=to_exclude_ormar)
@app.get("/departments/{department_name}/exclude")
async def get_department_exclude_all(department_name: str):
department = await Department.objects.select_all(follow=True).get(
department_name=department_name
)
return department.model_dump(exclude=exclude_all)
@pytest.mark.asyncio
async def test_saving_related_in_fastapi():
transport = ASGITransport(app=app)
client = AsyncClient(transport=transport, base_url="http://testserver")
async with client as client, LifespanManager(app):
payload = {
"department_name": "Ormar",
"courses": [
{
"course_name": "basic1",
"completed": True,
"students": [{"name": "Jack"}, {"name": "Abi"}],
},
{
"course_name": "basic2",
"completed": True,
"students": [{"name": "Kate"}, {"name": "Miranda"}],
},
],
}
response = await client.post("/departments/", json=payload, headers=headers)
department = Department(**response.json())
assert department.id is not None
assert len(department.courses) == 2
assert department.department_name == "Ormar"
assert department.courses[0].course_name == "basic1"
assert department.courses[0].completed
assert department.courses[1].course_name == "basic2"
assert department.courses[1].completed
response = await client.get("/departments/Ormar")
response2 = await client.get("/departments/Ormar/second")
assert response.json() == response2.json() == payload
response3 = await client.get("/departments/Ormar/exclude")
assert response3.json() == {"department_name": "Ormar"}
|
