recopytex/tests/unit/test_service.py

351 lines
9.5 KiB
Python

import pytest
from backend.model.student import Student
from backend.model.tribe import Tribe
from backend.repository.abstract_repository import AbstractRepository
from backend.repository.student_sqlite_repository import StudentRepositoryError
from backend.repository.tribe_sqlite_repository import TribeRepositoryError
from backend.service import services
from backend.service.services import (
StudentDoesExist,
StudentExists,
TribeDoesNotExist,
TribeExists,
)
from tests.model.fakes import build_student, build_tribes
class FakeTribeRepository(AbstractRepository):
def __init__(self, tribes: list[Tribe] = []) -> None:
self._tribes = {t.name: t for t in tribes}
def add(self, tribe: Tribe) -> None:
if tribe.name not in self._tribes.keys():
self._tribes[tribe.name] = tribe
else:
raise TribeRepositoryError(f"{tribe} already exists")
def update(self, name: str, tribe: Tribe) -> None:
try:
self._tribes.pop(name)
self._tribes[tribe.name] = tribe
except KeyError:
raise TribeRepositoryError(f"The tribe {tribe} does not exists")
def list(self) -> list[Tribe]:
return list(self._tribes.values())
def get(self, name: str) -> Tribe:
try:
return self._tribes[name]
except KeyError:
raise TribeRepositoryError(f"The tribe {name} does not exists")
def delete(self, name: str) -> None:
try:
self._tribes.pop(name)
except KeyError:
raise TribeRepositoryError(f"The tribe {name} does not exists")
class FakeStudentRepository(AbstractRepository):
def __init__(self, students: list[Student] = []) -> None:
self._students = {s.id: s for s in students}
def add(self, student: Student) -> None:
if student.id not in self._students.keys():
self._students[student.id] = student
else:
raise StudentRepositoryError(f"{student} already exists")
def update(self, student: Student) -> None:
if student.id not in self._students.keys():
raise StudentRepositoryError(f"The student {student} does not exists")
self._students[student.id] = student
def list(self) -> list[Student]:
return list(self._students.values())
def get(self, id: str) -> Student:
try:
return self._students[id]
except KeyError:
raise KeyError(f"The student ({id=}) does not exists")
def delete(self, id: str) -> None:
try:
self._students.pop(id)
except KeyError:
raise StudentRepositoryError(f"The student with id {id} does not exists")
class FakeConn:
committed = False
def commit(self):
self.committed = True
def reset_commit(self):
self.committed = False
def test_add_tribe():
tribe_repo = FakeTribeRepository()
tribe = build_tribes(1)[0]
conn = FakeConn()
services.add_tribe(
name=tribe.name, level=tribe.level, tribe_repo=tribe_repo, conn=conn
)
assert conn.committed is True
assert tribe_repo.list() == [tribe]
def test_add_tribe_fail_exists():
tribe_repo = FakeTribeRepository()
tribe = build_tribes(1)[0]
conn = FakeConn()
services.add_tribe(
name=tribe.name, level=tribe.level, tribe_repo=tribe_repo, conn=conn
)
conn.reset_commit()
with pytest.raises(TribeExists):
services.add_tribe(
name=tribe.name, level=tribe.level, tribe_repo=tribe_repo, conn=conn
)
assert conn.committed == False
def test_update_tribe():
tribes = build_tribes(3)
tribe_repo = FakeTribeRepository(tribes)
conn = FakeConn()
other_level = "iouiouiou"
tribes[0].level = other_level
services.update_tribe(
name=tribes[0].name, level=other_level, tribe_repo=tribe_repo, conn=conn
)
assert conn.committed is True
assert set(tribe_repo.list()) == set(tribes)
def test_update_tribe_fail_not_exists():
tribes = build_tribes(3)
tribe_repo = FakeTribeRepository(tribes)
conn = FakeConn()
with pytest.raises(TribeDoesNotExist):
services.update_tribe(
name="azerty", level="jkl", tribe_repo=tribe_repo, conn=conn
)
assert conn.committed == False
def test_delete_tribe():
tribes = build_tribes(3)
tribe_repo = FakeTribeRepository(tribes)
conn = FakeConn()
tribe = tribes.pop()
services.delete_tribe(name=tribe.name, tribe_repo=tribe_repo, conn=conn)
assert conn.committed is True
assert set(tribe_repo.list()) == set(tribes)
def test_delete_tribe_fail_not_exists():
tribes = build_tribes(3)
tribe_repo = FakeTribeRepository(tribes)
conn = FakeConn()
with pytest.raises(TribeDoesNotExist):
services.delete_tribe(name="azerty", tribe_repo=tribe_repo, conn=conn)
assert conn.committed == False
def test_add_student():
tribes = build_tribes(1)
tribe_repo = FakeTribeRepository(tribes)
student = build_student(tribes, 1)[0]
student_repo = FakeStudentRepository()
conn = FakeConn()
saved_student = services.add_student(
name=student.name,
tribe=student.tribe.name,
student_repo=student_repo,
tribe_repo=tribe_repo,
conn=conn,
)
assert conn.committed is True
listed_student = student_repo.list()[0]
assert student.name == listed_student.name
assert student.tribe.name == listed_student.tribe.name
# The id is not passed to the service, they can't have the same.
assert student.id != listed_student.id
assert saved_student == listed_student
def test_add_student_tribe_doesnt_exist():
tribes = build_tribes(1)
tribe_repo = FakeTribeRepository(tribes)
students = build_student(tribes, 1)
student_repo = FakeStudentRepository()
conn = FakeConn()
student = students[0]
with pytest.raises(TribeDoesNotExist):
services.add_student(
name=student.name,
tribe="iuouiouiouio",
student_repo=student_repo,
tribe_repo=tribe_repo,
conn=conn,
)
assert conn.committed is False
def test_update_student():
tribes = build_tribes(2)
tribe_repo = FakeTribeRepository(tribes)
students = build_student(tribes, 1)
student_repo = FakeStudentRepository(students)
conn = FakeConn()
id = students[0].id
new_name = "new name"
new_tribe_name = tribes[1].name
saved_student = services.update_student(
id=id,
name=new_name,
tribe=new_tribe_name,
student_repo=student_repo,
tribe_repo=tribe_repo,
conn=conn,
)
assert conn.committed is True
mod_student = student_repo.get(id)
assert mod_student.name == new_name
assert mod_student.tribe.name == new_tribe_name
listed_student = student_repo.list()
assert len(listed_student) == 2
def test_update_student_tribe_doesnt_exist():
tribes = build_tribes(2)
tribe_repo = FakeTribeRepository(tribes)
students = build_student(tribes, 1)
student_repo = FakeStudentRepository(students)
conn = FakeConn()
id = students[0].id
new_name = "new name"
new_tribe_name = "not existing tribe"
with pytest.raises(TribeDoesNotExist):
services.update_student(
id=id,
name=new_name,
tribe=new_tribe_name,
student_repo=student_repo,
tribe_repo=tribe_repo,
conn=conn,
)
assert conn.committed is False
mod_student = student_repo.get(id)
assert mod_student.name == students[0].name
assert mod_student.tribe.name == students[0].tribe.name
listed_student = student_repo.list()
assert len(listed_student) == 2
def test_update_student_doesnt_exist():
tribes = build_tribes(2)
tribe_repo = FakeTribeRepository(tribes)
students = build_student(tribes, 1)
student_repo = FakeStudentRepository(students)
conn = FakeConn()
id = "not existing id"
new_name = students[0].name
new_tribe_name = students[0].tribe.name
with pytest.raises(StudentDoesExist):
services.update_student(
id=id,
name=new_name,
tribe=new_tribe_name,
student_repo=student_repo,
tribe_repo=tribe_repo,
conn=conn,
)
assert conn.committed is False
original_student = student_repo.get(students[0].id)
assert original_student.name == students[0].name
assert original_student.tribe.name == students[0].tribe.name
listed_student = student_repo.list()
assert len(listed_student) == 2
def test_delete_student():
tribes = build_tribes(2)
tribe_repo = FakeTribeRepository(tribes)
students = build_student(tribes, 1)
student_repo = FakeStudentRepository(students)
conn = FakeConn()
student = students.pop()
services.delete_student(
id=student.id,
student_repo=student_repo,
conn=conn,
)
assert conn.committed is True
listed_student = student_repo.list()
assert listed_student == students
def test_delete_student_doesnt_exist():
tribes = build_tribes(2)
tribe_repo = FakeTribeRepository(tribes)
students = build_student(tribes, 1)
student_repo = FakeStudentRepository(students)
conn = FakeConn()
with pytest.raises(StudentDoesExist):
services.delete_student(
id="not existing id",
student_repo=student_repo,
conn=conn,
)
assert conn.committed is False
listed_student = student_repo.list()
assert set(listed_student) == set(students)