import type {  PullRequestActor,  PullRequestCapabilities,  PullRequestComment,  PullRequestDetail,  PullRequestViewerPermissions,} from "@t3tools/contracts";import { describe, expect, it } from "vite-plus/test"; import {  canEditPullRequestChangeRequest,  canEditPullRequestComment,} from "./pullRequestEditing.logic"; type Subject = Pick<PullRequestDetail, "author" | "capabilities" | "viewer" | "viewerPermissions">; function actor(login: string): PullRequestActor {  return { login, name: null, avatarUrl: null };} function capabilities(edit?: PullRequestCapabilities["edit"]): PullRequestCapabilities {  return {    diff: true,    comment: true,    actions: [],    mergeMethods: [],    search: true,    reactions: true,    review: { inlineComment: true, reply: true, resolve: true, verdicts: [] },    reviewers: { request: true, listCandidates: true },    ...(edit === undefined ? {} : { edit }),  };} function permissions(  overrides: Partial<PullRequestViewerPermissions> = {},): PullRequestViewerPermissions {  return {    actions: [],    comment: true,    resolve: true,    verdicts: [],    requestReviewers: true,    ...overrides,  };} function subject(overrides: Partial<Subject> = {}): Subject {  return {    author: actor("octocat"),    capabilities: capabilities({ changeRequest: true, comment: true }),    viewer: "octocat",    viewerPermissions: permissions(),    ...overrides,  };} function comment(overrides: Partial<PullRequestComment> = {}): PullRequestComment {  return {    id: "c1",    kind: "issue-comment",    author: actor("octocat"),    body: "words",    createdAt: "2026-01-01T00:00:00.000Z",    url: null,    path: null,    reviewState: null,    ...overrides,  };} describe("canEditPullRequestChangeRequest", () => {  it("lets the author rewrite their own change request", () => {    expect(canEditPullRequestChangeRequest(subject())).toBe(true);  });   it("matches the author regardless of case", () => {    expect(canEditPullRequestChangeRequest(subject({ viewer: "OctoCat" }))).toBe(true);  });   it("lets somebody who may merge rewrite a change request they did not write", () => {    expect(      canEditPullRequestChangeRequest(        subject({          author: actor("someone-else"),          viewerPermissions: permissions({ actions: ["merge"] }),        }),      ),    ).toBe(true);  });   it("refuses a reader who neither wrote it nor may merge it", () => {    expect(      canEditPullRequestChangeRequest(        subject({          author: actor("someone-else"),          viewerPermissions: permissions({ actions: ["close"] }),        }),      ),    ).toBe(false);  });   it("refuses where the host cannot rewrite a change request at all", () => {    expect(      canEditPullRequestChangeRequest(        subject({ capabilities: capabilities({ changeRequest: false, comment: true }) }),      ),    ).toBe(false);    expect(canEditPullRequestChangeRequest(subject({ capabilities: capabilities() }))).toBe(false);  });   it("refuses where the host did not say who the reader is", () => {    expect(canEditPullRequestChangeRequest(subject({ viewer: undefined }))).toBe(false);  });   it("still allows a merger the host could not name", () => {    expect(      canEditPullRequestChangeRequest(        subject({ viewer: undefined, viewerPermissions: permissions({ actions: ["merge"] }) }),      ),    ).toBe(true);  });}); describe("canEditPullRequestComment", () => {  it("lets the reader rewrite their own conversation comment", () => {    expect(canEditPullRequestComment(subject(), comment())).toBe(true);  });   it("lets the reader rewrite their own remark on a line", () => {    expect(canEditPullRequestComment(subject(), comment({ kind: "review-comment" }))).toBe(true);  });   it("matches the author regardless of case", () => {    expect(      canEditPullRequestComment(        subject({ viewer: "OCTOCAT" }),        comment({ author: actor("octocat") }),      ),    ).toBe(true);  });   it("refuses somebody else's remark", () => {    expect(canEditPullRequestComment(subject(), comment({ author: actor("someone-else") }))).toBe(      false,    );  });   it("refuses a remark the host attributes to nobody", () => {    expect(canEditPullRequestComment(subject(), comment({ author: null }))).toBe(false);  });   it("refuses a review's own summary", () => {    expect(canEditPullRequestComment(subject(), comment({ kind: "review" }))).toBe(false);  });   it("refuses where the host cannot rewrite a remark at all", () => {    expect(      canEditPullRequestComment(        subject({ capabilities: capabilities({ changeRequest: true, comment: false }) }),        comment(),      ),    ).toBe(false);    expect(canEditPullRequestComment(subject({ capabilities: capabilities() }), comment())).toBe(      false,    );  });   it("refuses where the host did not say who the reader is", () => {    expect(canEditPullRequestComment(subject({ viewer: undefined }), comment())).toBe(false);  });});