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;;; test-early-init-paths.el --- Tests for early-init path construction -*- lexical-binding: t; -*-
;;; Commentary:
;; Load early-init.el with package side effects stubbed so path construction can
;; be tested without touching real package archives or the network.
;;; Code:
(require 'cl-lib)
(require 'ert)
(require 'package)
(defvar cj/use-online-repos nil
"Test binding for early-init online repository setup.")
(defconst test-early-init-paths--repo-root
(file-name-directory
(directory-file-name
(file-name-directory (or load-file-name buffer-file-name))))
"Repository root for early-init path tests.")
(defun test-early-init-paths--load-with-temp-home (home emacs-home)
"Load early-init.el with HOME and EMACS-HOME as isolated roots."
(let ((process-environment (copy-sequence process-environment))
(user-emacs-directory (file-name-as-directory emacs-home))
(package-user-dir (expand-file-name "elpa/" emacs-home))
(package-archives nil)
(package-archive-priorities nil)
(debug-on-error nil)
(debug-on-quit nil))
(setq cj/use-online-repos nil)
(setenv "HOME" home)
(cl-letf (((symbol-function 'package-initialize) #'ignore)
((symbol-function 'package-installed-p) (lambda (_package) t))
((symbol-function 'package-refresh-contents) #'ignore)
((symbol-function 'package-install) #'ignore))
(load (expand-file-name "early-init.el" test-early-init-paths--repo-root) nil t))
(list :user-home-dir user-home-dir
:elpa-mirror-location elpa-mirror-location
:localrepo-location localrepo-location
:gnu elpa-mirror-gnu-location
:nongnu elpa-mirror-nongnu-location
:melpa elpa-mirror-melpa-location
:stable-melpa elpa-mirror-stable-melpa-location
:package-archives package-archives
:package-archive-priorities package-archive-priorities)))
(ert-deftest test-early-init-paths-normal-expanded-under-home ()
"Normal: local mirror paths expand under HOME, not beside it."
(let* ((home (make-temp-file "early-init-home-" t))
(emacs-home (make-temp-file "early-init-emacs-" t))
(_ (dolist (dir '(".localrepo"
".elpa-mirrors/gnu"
".elpa-mirrors/nongnu"
".elpa-mirrors/melpa"
".elpa-mirrors/stable-melpa"))
(make-directory (expand-file-name dir emacs-home) t)))
;; Mirror directories intentionally live under HOME, while .localrepo
;; lives under user-emacs-directory.
(_ (dolist (dir '(".elpa-mirrors/gnu"
".elpa-mirrors/nongnu"
".elpa-mirrors/melpa"
".elpa-mirrors/stable-melpa"))
(make-directory (expand-file-name dir home) t)))
(result (test-early-init-paths--load-with-temp-home home emacs-home)))
(should (string= (plist-get result :user-home-dir) home))
(should (string= (plist-get result :elpa-mirror-location)
(expand-file-name ".elpa-mirrors/" home)))
(should (string= (plist-get result :localrepo-location)
(expand-file-name ".localrepo/" emacs-home)))
(should (string= (plist-get result :gnu)
(expand-file-name ".elpa-mirrors/gnu/" home)))
(should-not (string= (plist-get result :elpa-mirror-location)
(concat home ".elpa-mirrors/")))))
(ert-deftest test-early-init-paths-normal-local-archives-use-expanded-paths ()
"Normal: local package archives use expanded path constants."
(let* ((home (make-temp-file "early-init-home-" t))
(emacs-home (make-temp-file "early-init-emacs-" t)))
(make-directory (expand-file-name ".localrepo/" emacs-home) t)
(dolist (dir '(".elpa-mirrors/gnu"
".elpa-mirrors/nongnu"
".elpa-mirrors/melpa"
".elpa-mirrors/stable-melpa"))
(make-directory (expand-file-name dir home) t))
(let* ((result (test-early-init-paths--load-with-temp-home home emacs-home))
(archives (plist-get result :package-archives)))
(should (equal (cdr (assoc "localrepo" archives))
(expand-file-name ".localrepo/" emacs-home)))
(should (equal (cdr (assoc "gnu-local" archives))
(expand-file-name ".elpa-mirrors/gnu/" home)))
(should (equal (cdr (assoc "nongnu-local" archives))
(expand-file-name ".elpa-mirrors/nongnu/" home)))
(should (equal (cdr (assoc "melpa-local" archives))
(expand-file-name ".elpa-mirrors/melpa/" home)))
(should (equal (cdr (assoc "melpa-stable-local" archives))
(expand-file-name ".elpa-mirrors/stable-melpa/" home))))))
(provide 'test-early-init-paths)
;;; test-early-init-paths.el ends here
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