Method reset

packages/testlab/src/test-sandbox.ts:96–107

* Resets the TestSandbox. (Remove all files in it).

()

   * Resets the TestSandbox. (Remove all files in it).
   */
  async reset(): Promise<void> {
    // Decache files from require's cache so future tests aren't affected incase
    // a file is recreated in sandbox with the same file name but different
    // contents after resetting the sandbox.
    for (const key in require.cache) {
      if (key.startsWith(this.path)) {
        delete require.cache[key];
      }
    }

    await emptyDir(this.path);
  }

  /**
   * Deletes the TestSandbox.