Method waitForTab

test/e2e/models/CodeServer.ts:422–424

* Wait for a tab to open for the specified file.

(file: string)

   * Wait for a tab to open for the specified file.
   */
  async waitForTab(file: string): Promise<void> {
    await this.page.waitForSelector(`.tab :text("${path.basename(file)}")`)
  }

  /**
   * See if the specified tab is open.