63 lines
2 KiB
EmacsLisp
63 lines
2 KiB
EmacsLisp
;;; typescript-mode-test-utilities --- This file contains test utilities for typescript-mode.el
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;;; Commentary:
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;; See typescript-mode-tests.el and typescript-mode-jsdoc-tests.el
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;;; Code:
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(require 'ert)
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(require 'typescript-mode)
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;; Adapted from jdee-mode's test suite.
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(defmacro test-with-temp-buffer (content &rest body)
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"Fill a temporary buffer with `CONTENT' and eval `BODY' in it."
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(declare (debug t)
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(indent 1))
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`(with-temp-buffer
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(insert ,content)
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(typescript-mode)
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(goto-char (point-min))
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;; We need this so that tests that simulate user actions operate on the right buffer.
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(switch-to-buffer (current-buffer))
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,@body))
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(defmacro test-with-fontified-buffer (content &rest body)
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"Fill a temporary buffer with `CONTENT' and eval `BODY' in it."
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(declare (debug t)
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(indent 1))
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`(test-with-temp-buffer
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,content
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(font-lock-fontify-buffer)
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,@body))
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(defun get-face-at (loc)
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"Get the face at `LOC'.
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If it is not a number, then we `re-search-forward' with `LOC'
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as the search pattern."
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(when (not (numberp loc))
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(save-excursion
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(re-search-forward loc)
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(setq loc (match-beginning 0))))
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(get-text-property loc 'face))
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(defun font-lock-test (contents expected)
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"Perform a test on our template.
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`CONTENTS' is the string to put in the temporary buffer.
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`EXPECTED' is the expected results.
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It should be a list of (LOCATION . FACE) pairs, where
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LOCATION can be either a single location, or list of locations,
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that are all expected to have the same face."
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(test-with-fontified-buffer
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contents
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;; Make sure our propertize function has been applied to the whole
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;; buffer.
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(syntax-propertize (point-max))
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(dolist (spec expected)
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(if (listp (car spec))
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(dolist (source (car spec))
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(should (eq (get-face-at source) (cdr spec))))
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(should (eq (get-face-at (car spec)) (cdr spec)))))))
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(provide 'typescript-mode-test-utilities)
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;;; typescript-mode-test-utilities.el ends here
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