115 lines
4.3 KiB
EmacsLisp
115 lines
4.3 KiB
EmacsLisp
;;; hl-line-tests.el --- Test suite for hl-line. -*- lexical-binding: t -*-
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;; Copyright (C) 2022-2024 Free Software Foundation, Inc.
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
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;;; Code:
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(require 'ert)
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(require 'hl-line)
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(defsubst hl-line-tests-verify (_label on-p)
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(if on-p
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(cl-some (apply-partially #'eq hl-line-overlay)
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(overlays-at (point)))
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(not (cl-some (apply-partially #'eq hl-line-overlay)
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(overlays-at (point))))))
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(ert-deftest hl-line-tests-sticky-across-frames ()
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(skip-unless (display-graphic-p))
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(customize-set-variable 'global-hl-line-sticky-flag t)
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(call-interactively #'global-hl-line-mode)
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(let ((first-frame (selected-frame))
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(first-buffer "foo")
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(second-buffer "bar")
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second-frame)
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(unwind-protect
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(progn
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(switch-to-buffer first-buffer)
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(save-excursion
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(insert (buffer-name)))
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(run-hooks 'post-command-hook)
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(should (hl-line-tests-verify 111 t))
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(select-frame (setq second-frame (make-frame)))
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(switch-to-buffer second-buffer)
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(save-excursion
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(insert (buffer-name)))
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(run-hooks 'post-command-hook)
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(should (hl-line-tests-verify 762 t))
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(with-current-buffer first-buffer
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(should (hl-line-tests-verify 534 t)))
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(call-interactively #'global-hl-line-mode)
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(should (hl-line-tests-verify 125 nil))
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(with-current-buffer first-buffer
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(should (hl-line-tests-verify 892 nil)))
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;; now do unsticky
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(customize-set-variable 'hl-line-sticky-flag nil)
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(call-interactively #'global-hl-line-mode)
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(run-hooks 'post-command-hook)
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(should (hl-line-tests-verify 467 t))
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(with-current-buffer first-buffer
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(should (hl-line-tests-verify 765 nil)))
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(select-frame first-frame)
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(should (equal (buffer-name) first-buffer))
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(run-hooks 'post-command-hook)
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(should (hl-line-tests-verify 423 t))
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(with-current-buffer second-buffer
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(should (hl-line-tests-verify 897 nil))))
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(let (kill-buffer-query-functions)
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(ignore-errors (kill-buffer first-buffer))
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(ignore-errors (kill-buffer second-buffer))
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(ignore-errors (delete-frame second-frame))))))
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(ert-deftest hl-line-tests-sticky ()
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(customize-set-variable 'hl-line-sticky-flag t)
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(let ((first-buffer "foo")
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(second-buffer "bar"))
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(unwind-protect
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(progn
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(switch-to-buffer first-buffer)
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(hl-line-mode 1)
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(save-excursion
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(insert (buffer-name)))
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(run-hooks 'post-command-hook)
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(should (hl-line-tests-verify 123 t))
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(switch-to-buffer second-buffer)
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(hl-line-mode 1)
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(save-excursion
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(insert (buffer-name)))
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(run-hooks 'post-command-hook)
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(should (hl-line-tests-verify 56 t))
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(with-current-buffer first-buffer
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(should (hl-line-tests-verify 67 t)))
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;; now do unsticky
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(customize-set-variable 'hl-line-sticky-flag nil)
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(should (hl-line-tests-verify 234 t))
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(with-current-buffer first-buffer
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(should (hl-line-tests-verify 231 nil)))
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(switch-to-buffer first-buffer)
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(run-hooks 'post-command-hook)
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(should (hl-line-tests-verify 257 t))
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(with-current-buffer second-buffer
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(should (hl-line-tests-verify 999 nil))))
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(let (kill-buffer-query-functions)
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(ignore-errors (kill-buffer first-buffer))
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(ignore-errors (kill-buffer second-buffer))))))
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(provide 'hl-line-tests)
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;;; hl-line-tests.el ends here
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