import { existsSync, mkdtempSync, readFileSync, rmSync } from "node:fs";import { join, resolve } from "node:path";import { tmpdir } from "node:os"; import { describe, expect, it } from "vitest"; import {  buildKeybindingsJsonSchema,  getVersionedKeybindingsSchemaRelativePath,  KEYBINDINGS_SCHEMA_RELATIVE_PATH,  writeKeybindingsJsonSchemas,} from "./keybindings-schema"; describe("buildKeybindingsJsonSchema", () => {  it("builds a JSON schema document for keybindings.json", () => {    const schema = buildKeybindingsJsonSchema();     expect(schema.$schema).toBe("https://json-schema.org/draft/2020-12/schema");    expect(schema.title).toBe("T3 Code Keybindings");    expect(schema.type).toBe("array");    expect(schema.items).toMatchObject({      description: expect.stringContaining("keybinding rule"),      type: "object",      properties: {        key: {          description: expect.stringContaining("shortcut"),        },        command: {          description: expect.stringContaining("execute"),        },        when: {          description: expect.stringContaining("active"),        },      },    });  });   it("writes latest and versioned schema files", () => {    const rootDir = mkdtempSync(join(tmpdir(), "t3-keybindings-schema-"));     try {      const result = writeKeybindingsJsonSchemas({ rootDir, version: "1.2.3" });      expect(result.changed).toBe(true);       const latestSchema = JSON.parse(        readFileSync(resolve(rootDir, KEYBINDINGS_SCHEMA_RELATIVE_PATH), "utf8"),      ) as Record<string, unknown>;      const versionedSchema = JSON.parse(        readFileSync(resolve(rootDir, getVersionedKeybindingsSchemaRelativePath("1.2.3")), "utf8"),      ) as Record<string, unknown>;       expect(latestSchema).toEqual(versionedSchema);      expect(latestSchema.title).toBe("T3 Code Keybindings");    } finally {      rmSync(rootDir, { recursive: true, force: true });    }  });   it("skips writing a versioned schema file when the latest schema is unchanged", () => {    const rootDir = mkdtempSync(join(tmpdir(), "t3-keybindings-schema-"));     try {      const latestOnly = writeKeybindingsJsonSchemas({ rootDir });      expect(latestOnly.changed).toBe(true);       const result = writeKeybindingsJsonSchemas({ rootDir, version: "1.2.3" });      expect(result.changed).toBe(false);      expect(existsSync(resolve(rootDir, getVersionedKeybindingsSchemaRelativePath("1.2.3")))).toBe(        false,      );    } finally {      rmSync(rootDir, { recursive: true, force: true });    }  });});