import type { AssertableState } from "../utils/assertable-state";
import type { TestDefinition } from "../test-definition";

export const binaryToTextTransitionTest: TestDefinition = {
    description:
        "A .bin file is created and synced. Both clients edit it offline " +
        "(binary last-write-wins), then client 0 renames it to .md and " +
        "writes a clean text baseline. Both clients edit different sections " +
        "offline. The text merge should preserve both edits.",
    clients: 2,
    steps: [
        {
            type: "create",
            client: 0,
            path: "data.bin",
            content: "original content"
        },
        { type: "enable-sync", client: 0 },
        { type: "enable-sync", client: 1 },
        { type: "barrier" },
        {
            type: "assert-consistent",
            verify: (s: AssertableState): void => {
                s.assertContent("data.bin", "original content");
            }
        },

        { type: "disable-sync", client: 0 },
        { type: "disable-sync", client: 1 },

        { type: "update", client: 0, path: "data.bin", content: "version A" },
        { type: "update", client: 1, path: "data.bin", content: "version B" },

        { type: "enable-sync", client: 0 },
        { type: "enable-sync", client: 1 },
        { type: "barrier" },

        {
            type: "assert-consistent",
            verify: (s: AssertableState): void => {
                s.assertFileCount(1).assertContainsAny(
                    "data.bin",
                    "version A",
                    "version B"
                );
            }
        },

        { type: "disable-sync", client: 1 },
        { type: "rename", client: 0, oldPath: "data.bin", newPath: "data.md" },
        {
            type: "update",
            client: 0,
            path: "data.md",
            content: "top line\nmiddle line\nbottom line"
        },
        { type: "sync", client: 0 },
        { type: "enable-sync", client: 1 },
        { type: "barrier" },
        {
            type: "assert-consistent",
            verify: (s: AssertableState): void => {
                s.assertContent(
                    "data.md",
                    "top line\nmiddle line\nbottom line"
                );
            }
        },

        { type: "disable-sync", client: 0 },
        { type: "disable-sync", client: 1 },

        {
            type: "update",
            client: 0,
            path: "data.md",
            content: "alpha\nmiddle line\nbottom line"
        },
        {
            type: "update",
            client: 1,
            path: "data.md",
            content: "top line\nmiddle line\nbeta"
        },

        { type: "enable-sync", client: 0 },
        { type: "enable-sync", client: 1 },
        { type: "barrier" },

        {
            type: "assert-consistent",
            verify: (s: AssertableState): void => {
                s.assertFileCount(1).assertContains("data.md", "alpha", "beta");
            }
        }
    ]
};