feat: add pytest for CRUD operations and update requirements.txt

requirements.txt

@@ -16,3 +16,4 @@ starlette==0.41.3
 typing_extensions==4.12.2
 uvicorn==0.32.1
 python-dotenv
+pytest

tests/test_crud.py

@@ -0,0 +1,91 @@
+import pytest
+from sqlalchemy import create_engine
+from sqlalchemy.orm import sessionmaker
+from database import models, schemas
+from api import crud
+
+SQLALCHEMY_DATABASE_URL = "sqlite:///./test.db"
+engine = create_engine(SQLALCHEMY_DATABASE_URL)
+TestingSessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
+
+models.Base.metadata.create_all(bind=engine)
+
+@pytest.fixture(scope="module")
+def db():
+    db = TestingSessionLocal()
+    try:
+        yield db
+    finally:
+        db.close()
+
+def test_create_student(db):
+    student = schemas.StudentCreate(name="John Doe", age=20)
+    db_student = crud.create_student(db, student)
+    assert db_student.name == "John Doe"
+    assert db_student.age == 20
+
+def test_get_student(db):
+    student = schemas.StudentCreate(name="Jane Doe", age=22)
+    db_student = crud.create_student(db, student)
+    fetched_student = crud.get_student(db, db_student.id)
+    assert fetched_student.id == db_student.id
+
+def test_get_students(db):
+    students = crud.get_students(db)
+    assert len(students) >= 0
+
+def test_delete_student(db):
+    student = schemas.StudentCreate(name="Mark Smith", age=21)
+    db_student = crud.create_student(db, student)
+    deleted_student = crud.delete_student(db, db_student.id)
+    assert deleted_student.id == db_student.id
+
+def test_create_academic_history(db):
+    student = schemas.StudentCreate(name="Alice Johnson", age=23)
+    db_student = crud.create_student(db, student)
+    academic = schemas.AcademicHistoryCreate(course_name="Math", grade="A")
+    db_academic = crud.create_academic_history(db, academic, db_student.id)
+    assert db_academic.course_name == "Math"
+    assert db_academic.grade == "A"
+
+def test_get_academic_history(db):
+    student = schemas.StudentCreate(name="Bob Brown", age=24)
+    db_student = crud.create_student(db, student)
+    academic = schemas.AcademicHistoryCreate(course_name="Science", grade="B")
+    crud.create_academic_history(db, academic, db_student.id)
+    academic_history = crud.get_academic_history(db, db_student.id)
+    assert len(academic_history) > 0
+
+def test_create_course(db):
+    course = schemas.CourseCreate(name="Physics", description="Physics course")
+    db_course = crud.create_course(db, course)
+    assert db_course.name == "Physics"
+    assert db_course.description == "Physics course"
+
+def test_get_course(db):
+    course = schemas.CourseCreate(name="Chemistry", description="Chemistry course")
+    db_course = crud.create_course(db, course)
+    fetched_course = crud.get_course(db, db_course.id)
+    assert fetched_course.id == db_course.id
+
+def test_get_courses(db):
+    courses = crud.get_courses(db)
+    assert len(courses) >= 0
+
+def test_enroll_student_in_course(db):
+    student = schemas.StudentCreate(name="Charlie Green", age=25)
+    db_student = crud.create_student(db, student)
+    course = schemas.CourseCreate(name="Biology", description="Biology course")
+    db_course = crud.create_course(db, course)
+    enrollment = crud.enroll_student_in_course(db, db_student.id, db_course.id)
+    assert enrollment.student_id == db_student.id
+    assert enrollment.course_id == db_course.id
+
+def test_get_student_courses(db):
+    student = schemas.StudentCreate(name="Diana White", age=26)
+    db_student = crud.create_student(db, student)
+    course = schemas.CourseCreate(name="History", description="History course")
+    db_course = crud.create_course(db, course)
+    crud.enroll_student_in_course(db, db_student.id, db_course.id)
+    student_courses = crud.get_student_courses(db, db_student.id)
+    assert len(student_courses) > 0