update-file.spec.ts•3.66 kB
import { beforeEach, describe, expect, test, vi } from "vitest";
import { FileRepository } from "../../../../src/data/protocols/file-repository.js";
import { ProjectRepository } from "../../../../src/data/protocols/project-repository.js";
import { UpdateFile } from "../../../../src/data/usecases/update-file/update-file.js";
import { UpdateFileParams } from "../../../../src/domain/usecases/update-file.js";
import {
MockFileRepository,
MockProjectRepository,
} from "../../mocks/index.js";
describe("UpdateFile UseCase", () => {
let sut: UpdateFile;
let fileRepositoryStub: FileRepository;
let projectRepositoryStub: ProjectRepository;
beforeEach(() => {
fileRepositoryStub = new MockFileRepository();
projectRepositoryStub = new MockProjectRepository();
sut = new UpdateFile(fileRepositoryStub, projectRepositoryStub);
});
test("should call ProjectRepository.projectExists with correct projectName", async () => {
const projectExistsSpy = vi.spyOn(projectRepositoryStub, "projectExists");
const params: UpdateFileParams = {
projectName: "project-1",
fileName: "file1.md",
content: "Updated content",
};
await sut.updateFile(params);
expect(projectExistsSpy).toHaveBeenCalledWith("project-1");
});
test("should return null if project does not exist", async () => {
vi.spyOn(projectRepositoryStub, "projectExists").mockResolvedValueOnce(
false
);
const params: UpdateFileParams = {
projectName: "non-existent-project",
fileName: "file1.md",
content: "Updated content",
};
const result = await sut.updateFile(params);
expect(result).toBeNull();
});
test("should check if file exists before updating", async () => {
const loadFileSpy = vi.spyOn(fileRepositoryStub, "loadFile");
const params: UpdateFileParams = {
projectName: "project-1",
fileName: "file1.md",
content: "Updated content",
};
await sut.updateFile(params);
expect(loadFileSpy).toHaveBeenCalledWith("project-1", "file1.md");
});
test("should return null if file does not exist", async () => {
vi.spyOn(fileRepositoryStub, "loadFile").mockResolvedValueOnce(null);
const params: UpdateFileParams = {
projectName: "project-1",
fileName: "non-existent-file.md",
content: "Updated content",
};
const result = await sut.updateFile(params);
expect(result).toBeNull();
});
test("should call FileRepository.updateFile with correct params if file exists", async () => {
const updateFileSpy = vi.spyOn(fileRepositoryStub, "updateFile");
const params: UpdateFileParams = {
projectName: "project-1",
fileName: "file1.md",
content: "Updated content",
};
await sut.updateFile(params);
expect(updateFileSpy).toHaveBeenCalledWith(
"project-1",
"file1.md",
"Updated content"
);
});
test("should return file content on successful file update", async () => {
const params: UpdateFileParams = {
projectName: "project-1",
fileName: "file1.md",
content: "Updated content",
};
const result = await sut.updateFile(params);
expect(result).toBe("Updated content");
});
test("should propagate errors if repository throws", async () => {
const error = new Error("Repository error");
vi.spyOn(projectRepositoryStub, "projectExists").mockRejectedValueOnce(
error
);
const params: UpdateFileParams = {
projectName: "project-1",
fileName: "file1.md",
content: "Updated content",
};
await expect(sut.updateFile(params)).rejects.toThrow(error);
});
});