import { describe, it, expect } from "vitest";
import { homedir } from "os";
import { join, isAbsolute } from "path";
import { expandHome, resolveDatabasePath, configSchematics, DEFAULT_DATABASE_PATH } from "../src/config";

describe("expandHome", () => {
  it("expands a bare '~' to the home directory", () => {
    expect(expandHome("~")).toBe(homedir());
  });

  it("expands a leading '~/' to the home directory", () => {
    expect(expandHome("~/notes/brain.db")).toBe(join(homedir(), "notes/brain.db"));
  });

  it("leaves a '~' not followed by a separator unchanged", () => {
    expect(expandHome("~backup.db")).toBe("~backup.db");
  });

  it("leaves absolute paths unchanged", () => {
    expect(expandHome("/var/data/brain.db")).toBe("/var/data/brain.db");
  });
});

describe("resolveDatabasePath", () => {
  it("expands '~' and returns an absolute path", () => {
    const result = resolveDatabasePath("~/brain/finance.db");
    expect(isAbsolute(result)).toBe(true);
    expect(result).toBe(join(homedir(), "brain/finance.db"));
  });

  it("resolves a relative path to an absolute one", () => {
    const result = resolveDatabasePath("finance.db");
    expect(isAbsolute(result)).toBe(true);
  });

  it("leaves an already-absolute path unchanged", () => {
    expect(resolveDatabasePath("/var/data/finance.db")).toBe("/var/data/finance.db");
  });
});

describe("configSchematics", () => {
  // NOTE: The installed @lmstudio/sdk@1.4.0 type definitions expose
  // `ConfigSchematics` as a fully opaque, branded interface (see
  // node_modules/@lmstudio/sdk/dist/index.d.ts around line 1469) with no
  // public method to read a field's default value back out without a live
  // plugin host (no `buildPartialConfig`, `fields`, etc.). Per the task
  // brief's documented fallback, we instead assert against the exported
  // DEFAULT_DATABASE_PATH constant, which is what src/config.ts passes as
  // the default value to `.field("databasePath", ...)`.
  it("defaults the databasePath to ~/.agents/brains/default.db", () => {
    expect(DEFAULT_DATABASE_PATH).toBe("~/.agents/brains/default.db");
  });

  it("builds a ConfigSchematics object", () => {
    expect(configSchematics).toBeDefined();
  });
});

import { describe, it, expect } from "vitest";
import { homedir } from "os";
import { join, isAbsolute } from "path";
import { expandHome, resolveDatabasePath, configSchematics, DEFAULT_DATABASE_PATH } from "../src/config";

describe("expandHome", () => {
  it("expands a bare '~' to the home directory", () => {
    expect(expandHome("~")).toBe(homedir());
  });

  it("expands a leading '~/' to the home directory", () => {
    expect(expandHome("~/notes/brain.db")).toBe(join(homedir(), "notes/brain.db"));
  });

  it("leaves a '~' not followed by a separator unchanged", () => {
    expect(expandHome("~backup.db")).toBe("~backup.db");
  });

  it("leaves absolute paths unchanged", () => {
    expect(expandHome("/var/data/brain.db")).toBe("/var/data/brain.db");
  });
});

describe("resolveDatabasePath", () => {
  it("expands '~' and returns an absolute path", () => {
    const result = resolveDatabasePath("~/brain/finance.db");
    expect(isAbsolute(result)).toBe(true);
    expect(result).toBe(join(homedir(), "brain/finance.db"));
  });

  it("resolves a relative path to an absolute one", () => {
    const result = resolveDatabasePath("finance.db");
    expect(isAbsolute(result)).toBe(true);
  });

  it("leaves an already-absolute path unchanged", () => {
    expect(resolveDatabasePath("/var/data/finance.db")).toBe("/var/data/finance.db");
  });
});

describe("configSchematics", () => {
  // NOTE: The installed @lmstudio/sdk@1.4.0 type definitions expose
  // `ConfigSchematics` as a fully opaque, branded interface (see
  // node_modules/@lmstudio/sdk/dist/index.d.ts around line 1469) with no
  // public method to read a field's default value back out without a live
  // plugin host (no `buildPartialConfig`, `fields`, etc.). Per the task
  // brief's documented fallback, we instead assert against the exported
  // DEFAULT_DATABASE_PATH constant, which is what src/config.ts passes as
  // the default value to `.field("databasePath", ...)`.
  it("defaults the databasePath to ~/.agents/brains/default.db", () => {
    expect(DEFAULT_DATABASE_PATH).toBe("~/.agents/brains/default.db");
  });

  it("builds a ConfigSchematics object", () => {
    expect(configSchematics).toBeDefined();
  });
});