import { findPreviousComment, createComment, updateComment } from "../src/comment"; const repo = {}; it("findPreviousComment", async () => { const comment = { user: { login: "github-actions[bot]" }, body: "\nprevious message" }; const otherComment = { user: { login: "some-user" }, body: "lgtm" }; const octokit = { issues: { listComments: jest.fn(() => Promise.resolve({ data: [otherComment, comment] }) ) } }; expect(await findPreviousComment(octokit, repo, 123)).toBe(comment); expect(octokit.issues.listComments).toBeCalledWith({ issue_number: 123 }); }); it("updateComment", async () => { const octokit = { issues: { updateComment: jest.fn(() => Promise.resolve()) } }; expect( await updateComment(octokit, repo, 456, "hello there") ).toBeUndefined(); expect(octokit.issues.updateComment).toBeCalledWith({ comment_id: 456, body: "\nhello there" }); }); it("createComment", async () => { const octokit = { issues: { createComment: jest.fn(() => Promise.resolve()) } }; expect( await createComment(octokit, repo, 456, "hello there") ).toBeUndefined(); expect(octokit.issues.createComment).toBeCalledWith({ issue_number: 456, body: "\nhello there" }); });