Add utils for exchange tests

e2xgrader/tests/exchange/utils.py

@@ -0,0 +1,27 @@
+from nbgrader.coursedir import CourseDirectory
+
+
+def create_course_dir(
+    root: str,
+    course_id: str = "testcourse",
+    assignment_id: str = "assignment1",
+    student_id: str = "*",
+) -> CourseDirectory:
+    """
+    Create a CourseDirectory object with the specified parameters.
+
+    Args:
+        root (str): The root directory of the course.
+        course_id (str): The ID of the course.
+        assignment_id (str): The ID of the assignment.
+        student_id (str, optional): The ID of the student. Defaults to "".
+
+    Returns:
+        CourseDirectory: The created CourseDirectory object.
+    """
+    coursedir = CourseDirectory()
+    coursedir.root = root
+    coursedir.course_id = course_id
+    coursedir.assignment_id = assignment_id
+    coursedir.student_id = student_id
+    return coursedir