Files
studysprint/__tests__/subject/deleteSubject.test.tsx

111 lines
3.0 KiB
TypeScript

import { supabase } from "@/lib/supabase";
import { fireEvent, render, waitFor } from "@testing-library/react-native";
import { router } from "expo-router";
import { Alert } from "react-native";
import ViewDetailsSubject from "../../app/subject/viewDetailsSubject";
const mockSingleSubject = jest.fn();
const mockSelectSubjectEq = jest.fn(() => ({ single: mockSingleSubject, }));
const mockSelectSubject = jest.fn(() => ({ eq: mockSelectSubjectEq, }));
const mockOrderAssignments = jest.fn();
const mockSelectAssignmentsEq = jest.fn(() => ({ order: mockOrderAssignments }));
const mockSelectAssignments = jest.fn(() => ({ eq: mockSelectAssignmentsEq }));
const mockDeleteSubjectEq = jest.fn();
const mockDeleteSubject = jest.fn(() => ({ eq: mockDeleteSubjectEq, }));
jest.mock("expo-router", () => ({
router: {
back: jest.fn(),
replace: jest.fn(),
},
Stack: {
Screen: () => null,
},
useLocalSearchParams: () => ({
sId: "subject-123",
}),
useFocusEffect: (callback: () => void) => callback(),
}));
jest.mock("@/lib/supabase", () => {
return {
supabase: {
auth: {
getUser: jest.fn(() =>
Promise.resolve({
data: { user: { uId: "user-123" } },
error: null,
})
),
getSession: jest.fn(() =>
Promise.resolve({
data: {
session: {
user: { uId: "user-123" },
},
},
})
),
onAuthStateChange: jest.fn(() => ({
data: {
subscription: {
unsubscribe: jest.fn(),
},
},
})),
},
from: jest.fn((table) => {
if (table === "subjects") {
return {
select: mockSelectSubject,
delete: mockDeleteSubject,
};
}
if (table === "assignments") {
return {
select: mockSelectAssignments,
};
}
return {};
}),
},
};
});
const alertSpy = jest.spyOn(Alert, "alert");
test("deletes a subject and navigates back", async () => {
mockSingleSubject.mockResolvedValue({
data: {
sId: "subject-123",
title: "ikt205g26v",
uId: "user-123",
},
error: null,
});
mockOrderAssignments.mockResolvedValue({ data: [], error: null, })
mockDeleteSubjectEq.mockResolvedValue({ error: null, });
const screen = render(<ViewDetailsSubject />);
fireEvent.press(await screen.findByTestId("delete-subject-button"));
expect(alertSpy).toHaveBeenCalledWith(
"Delete Subject",
"Are you sure you want to delete this subject?",
expect.any(Array),
);
const alertButtons = alertSpy.mock.calls[0][2];
const confirmDeleteButton = alertButtons[1];
await confirmDeleteButton.onPress();
await waitFor(() => {
expect(supabase.from).toHaveBeenCalledWith("subjects");
expect(mockDeleteSubject).toHaveBeenCalled();
expect(mockDeleteSubjectEq).toHaveBeenCalledWith("sId", "subject-123");
expect(router.back).toHaveBeenCalled();
});
});