Files
studysprint/__tests__/assignment/deleteAssignment.test.tsx
2026-05-06 17:15:41 +02:00

142 lines
3.7 KiB
TypeScript

import ViewDetailsAssignment from "@/app/assignment/viewDetailsAssignment";
import { supabase } from "@/lib/supabase";
import { fireEvent, render, waitFor } from "@testing-library/react-native";
import { router } from "expo-router";
import { Alert } from "react-native";
const mockAssignmentSingle = jest.fn();
const mockAssignmentSelectEq = jest.fn(() => ({ single: mockAssignmentSingle, }));
const mockAssignmentSelect = jest.fn(() => ({ eq: mockAssignmentSelectEq, }));
const mockAssignmentDeleteEq = jest.fn();
const mockAssignmentDelete = jest.fn(() => ({ eq: mockAssignmentDeleteEq, }));
const mockTasksSelectEq = jest.fn();
const mockTasksSelect = jest.fn(() => ({ eq: mockTasksSelectEq }));
const mockSubjectSingle = jest.fn();
const mockSubjectSelectEq = jest.fn(() => ({ single: mockSubjectSingle }));
const mockSubjectSelect = jest.fn(() => ({ eq: mockSubjectSelectEq }));
jest.mock("expo-router", () => ({
router: {
back: jest.fn(),
replace: jest.fn(),
},
Stack: {
Screen: () => null,
},
useLocalSearchParams: () => ({
aId: "assignment-123",
}),
useFocusEffect: (callback: () => void) => {
const React = require("react");
React.useEffect(callback, [callback]);
},
}));
jest.mock("@/lib/supabase", () => ({
supabase: {
auth: {
getUser: jest.fn(() =>
Promise.resolve({
data: { user: { id: "user-123" } },
error: null,
})
),
getSession: jest.fn(() =>
Promise.resolve({
data: {
session: {
user: { id: "user-123" },
},
},
})
),
onAuthStateChange: jest.fn(() => ({
data: {
subscription: {
unsubscribe: jest.fn(),
},
},
})),
},
from: jest.fn((table: string) => {
if (table === "assignments") {
return {
select: mockAssignmentSelect,
delete: mockAssignmentDelete,
};
}
if (table === "tasks") {
return {
select: mockTasksSelect,
};
}
if (table === "subjects") {
return {
select: mockSubjectSelect,
};
}
return {};
}),
},
}));
const alertSpy = jest.spyOn(Alert, "alert");
test("deletes an assignment and navigates back", async () => {
mockAssignmentSingle.mockResolvedValue({
data: {
aId: "assignment-123",
title: "create a simple test",
uId: "user-123",
sId: "subject-123"
},
error: null,
});
mockTasksSelectEq.mockResolvedValue({ data: [], error: null, })
mockSubjectSingle.mockResolvedValue({
data: {
sId: "subject-123",
title: "ikt205g26v",
color: "blue",
},
error: null,
});
mockAssignmentDeleteEq.mockResolvedValue({ error: null, });
const screen = render(<ViewDetailsAssignment />);
await screen.findByText("create a simple test");
await screen.findByText("ikt205g26v");
fireEvent.press(await screen.findByTestId("delete-assignment-button"));
expect(alertSpy).toHaveBeenCalledWith(
"Delete Assignment",
"Are you sure you want to delete this assignment?",
expect.any(Array),
);
const alertButtons = alertSpy.mock.calls[0]?.[2];
expect(alertButtons).toBeDefined();
const confirmDeleteButton = alertButtons?.[1];
expect(confirmDeleteButton?.onPress).toBeDefined();
if (!confirmDeleteButton?.onPress) {
throw new Error("Delete confirmation button missing");
}
await confirmDeleteButton.onPress();
await waitFor(() => {
expect(supabase.from).toHaveBeenCalledWith("assignments");
expect(mockAssignmentDelete).toHaveBeenCalled();
expect(mockAssignmentDeleteEq).toHaveBeenCalledWith("aId", "assignment-123");
expect(router.back).toHaveBeenCalled();
});
});