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;;; test-wttrin-mode-line-click.el --- Tests for wttrin-mode-line-click -*- lexical-binding: t; -*-
;; Copyright (C) 2025 Craig Jennings
;;; Commentary:
;; Unit tests for wttrin-mode-line-click function.
;; Tests the left-click handler for the mode-line weather widget.
;;; Code:
(require 'ert)
(require 'wttrin)
(require 'testutil-wttrin)
;;; Setup and Teardown
(defun test-wttrin-mode-line-click-setup ()
"Setup for mode-line-click tests."
(testutil-wttrin-setup))
(defun test-wttrin-mode-line-click-teardown ()
"Teardown for mode-line-click tests."
(testutil-wttrin-teardown)
(when (get-buffer "*wttr.in*")
(kill-buffer "*wttr.in*")))
;;; Normal Cases
(ert-deftest test-wttrin-mode-line-click-normal-opens-weather-for-favorite ()
"Clicking the mode-line widget should open weather for the favorite location."
(test-wttrin-mode-line-click-setup)
(unwind-protect
(let ((wttrin-favorite-location "New Orleans, LA")
(opened-location nil))
(cl-letf (((symbol-function 'wttrin)
(lambda (location) (setq opened-location location))))
(wttrin-mode-line-click)
(should (equal opened-location "New Orleans, LA"))))
(test-wttrin-mode-line-click-teardown)))
(ert-deftest test-wttrin-mode-line-click-normal-passes-exact-location-string ()
"The exact favorite location string should be passed to wttrin, not modified."
(test-wttrin-mode-line-click-setup)
(unwind-protect
(let ((wttrin-favorite-location "São Paulo, BR")
(opened-location nil))
(cl-letf (((symbol-function 'wttrin)
(lambda (location) (setq opened-location location))))
(wttrin-mode-line-click)
(should (equal opened-location "São Paulo, BR"))))
(test-wttrin-mode-line-click-teardown)))
;;; Boundary Cases
(ert-deftest test-wttrin-mode-line-click-boundary-nil-location-is-noop ()
"When no favorite location is configured, clicking should do nothing."
(test-wttrin-mode-line-click-setup)
(unwind-protect
(let ((wttrin-favorite-location nil)
(wttrin-called nil))
(cl-letf (((symbol-function 'wttrin)
(lambda (_location) (setq wttrin-called t))))
(wttrin-mode-line-click)
(should-not wttrin-called)))
(test-wttrin-mode-line-click-teardown)))
(provide 'test-wttrin-mode-line-click)
;;; test-wttrin-mode-line-click.el ends here
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