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;;; test-calendar-sync--clean-text.el --- Tests for clean-text composition -*- lexical-binding: t; -*-
;;; Commentary:
;; Unit tests for calendar-sync--clean-text function.
;; Composes unescape-ics-text + strip-html, trims whitespace. Returns nil for nil.
;; Covers Normal, Boundary, and Error cases.
;;; Code:
(require 'ert)
(require 'testutil-calendar-sync)
(require 'calendar-sync)
;;; Normal Cases
(ert-deftest test-calendar-sync--clean-text-normal-both-html-and-ics ()
"Test text with both HTML tags and ICS escapes."
(should (string= "Hello, World\nNext line"
(calendar-sync--clean-text "Hello\\, World<br>Next line"))))
(ert-deftest test-calendar-sync--clean-text-normal-pure-ics-escapes ()
"Test text with only ICS escapes."
(should (string= "a, b; c"
(calendar-sync--clean-text "a\\, b\\; c"))))
(ert-deftest test-calendar-sync--clean-text-normal-pure-html ()
"Test text with only HTML."
(should (string= "bold and italic"
(calendar-sync--clean-text "<b>bold</b> and <i>italic</i>"))))
;;; Boundary Cases
(ert-deftest test-calendar-sync--clean-text-boundary-already-clean ()
"Test already-clean text passes through unchanged."
(should (string= "no escapes here"
(calendar-sync--clean-text "no escapes here"))))
(ert-deftest test-calendar-sync--clean-text-boundary-empty-string ()
"Test empty string returns empty string."
(should (string= "" (calendar-sync--clean-text ""))))
(ert-deftest test-calendar-sync--clean-text-boundary-whitespace-only ()
"Test whitespace-only string returns empty after trim."
(should (string= "" (calendar-sync--clean-text " \n \t "))))
(ert-deftest test-calendar-sync--clean-text-boundary-leading-trailing-whitespace ()
"Test leading/trailing whitespace is trimmed."
(should (string= "content"
(calendar-sync--clean-text " content "))))
;;; Error Cases
(ert-deftest test-calendar-sync--clean-text-error-nil-input ()
"Test nil input returns nil."
(should (null (calendar-sync--clean-text nil))))
(provide 'test-calendar-sync--clean-text)
;;; test-calendar-sync--clean-text.el ends here
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