import { ProjectId, ThreadId } from "@t3tools/contracts";import { describe, expect, it } from "@effect/vitest";import {  planThreadPullRequestMutation,  threadPullRequestLinkMode,} from "./threadPullRequestCompatibility.ts"; const reference = {  host: "github.example",  repository: "team/repo",  number: 7,  url: "https://github.example/team/repo/pull/7",};const input = {  threadId: ThreadId.make("thread"),  reference,  legacyProjectId: ProjectId.make("exact-checkout"),  linked: true,}; describe("thread pull request capability negotiation", () => {  it.each([undefined, {}, { threadPullRequests: false, threadPullRequestLinking: false }])(    "does not dispatch when linking is unadvertised: %j",    (capabilities) => {      expect(threadPullRequestLinkMode(capabilities)).toBe("unsupported");      expect(planThreadPullRequestMutation({ ...input, capabilities })).toBeNull();    },  );  it("uses metadata updates for old single-link servers, including unlink", () => {    const capabilities = { threadPullRequestLinking: true };    expect(planThreadPullRequestMutation({ ...input, capabilities })).toEqual({      type: "thread.meta.update",      input: {        threadId: input.threadId,        linkedPullRequest: {          projectId: input.legacyProjectId,          repository: reference.repository,          number: 7,          url: reference.url,        },      },    });    expect(      planThreadPullRequestMutation({        ...input,        capabilities,        linked: false,        legacyProjectId: null,      }),    ).toEqual({      type: "thread.meta.update",      input: { threadId: input.threadId, linkedPullRequest: null },    });  });  it("uses the checkout's Azure selector only for legacy metadata commands", () => {    const azure = {      ...input,      reference: {        host: "dev.azure.com",        repository: "org/project/_git/web",        number: 42,        url: "https://dev.azure.com/org/project/_git/web/pullrequest/42",      },      legacyRepository: "web",    };    expect(      planThreadPullRequestMutation({        ...azure,        capabilities: { threadPullRequestLinking: true },      }),    ).toMatchObject({      type: "thread.meta.update",      input: { linkedPullRequest: { repository: "web", number: 42 } },    });    expect(      planThreadPullRequestMutation({        ...azure,        capabilities: { threadPullRequests: true },      }),    ).toMatchObject({      type: "thread.pull-request.link",      input: { repository: "org/project/_git/web", number: 42 },    });  });   it("never sends a same-host route as an exact repository to an old server", () => {    expect(      planThreadPullRequestMutation({        ...input,        capabilities: { threadPullRequestLinking: true },        legacyProjectId: null,      }),    ).toBeNull();  });  it.each([    { threadPullRequests: true },    { threadPullRequests: true, threadPullRequestLinking: true },  ])("prefers multi-link commands when available: %j", (capabilities) => {    expect(      planThreadPullRequestMutation({ ...input, capabilities, legacyProjectId: null }),    ).toEqual({      type: "thread.pull-request.link",      input: { threadId: input.threadId, ...reference, source: "manual" },    });    expect(planThreadPullRequestMutation({ ...input, capabilities, linked: false })).toEqual({      type: "thread.pull-request.unlink",      input: {        threadId: input.threadId,        host: reference.host,        repository: reference.repository,        number: reference.number,      },    });  });});