-(defun context-coloring-test-assert-no-message (buffer)
- "Assert that BUFFER has no message."
- (when (get-buffer buffer)
- (ert-fail (format (concat "Expected buffer `%s' to have no messages, "
- "but it did: `%s'")
- buffer
- (with-current-buffer buffer
- (buffer-string))))))
-
-(defun context-coloring-test-kill-buffer (buffer)
- "Kill BUFFER if it exists."
- (when (get-buffer buffer) (kill-buffer buffer)))
-
-(defun context-coloring-test-assert-face (level foreground &optional negate)
- "Assert that a face for LEVEL exists and that its `:foreground'
-is FOREGROUND, or the inverse if NEGATE is non-nil."
- (let* ((face (context-coloring-level-face level))
- actual-foreground)
- (when (not (or negate
- face))
- (ert-fail (format (concat "Expected face for level `%s' to exist; "
- "but it didn't")
- level)))
- (setq actual-foreground (face-attribute face :foreground))
- (when (funcall (if negate 'identity 'not)
- (string-equal foreground actual-foreground))
- (ert-fail (format (concat "Expected face for level `%s' "
- "%sto have foreground `%s'; "
- "but it %s.")
- level
- (if negate "not " "") foreground
- (if negate
- "did" (format "was `%s'" actual-foreground)))))))
-
-(defun context-coloring-test-assert-not-face (&rest arguments)
- "Assert that LEVEL does not have a face with `:foreground'
-FOREGROUND. Apply ARGUMENTS to
-`context-coloring-test-assert-face', see that function."
- (apply 'context-coloring-test-assert-face
- (append arguments '(t))))
-
-
-;;; The tests
-
-(ert-deftest context-coloring-test-unsupported-mode ()
- (context-coloring-test-with-fixture
- "./fixtures/function-scopes.js"
- (context-coloring-mode)
- (context-coloring-test-assert-message
- "Context coloring is not available for this major mode"
- "*Messages*")))
-
-(define-derived-mode
- context-coloring-test-unsupported-version-mode
- fundamental-mode
- "Testing"
- "Prevent `context-coloring-test-unsupported-version' from
- having any unintentional side-effects on mode support.")
-
-(ert-deftest-async context-coloring-test-unsupported-version (done)
- (context-coloring-define-dispatch
- 'outta-date
- :modes '(context-coloring-test-unsupported-version-mode)
- :executable "node"
- :command "node test/binaries/outta-date"
- :version "v2.1.3")
- (context-coloring-test-with-fixture-async
- "./fixtures/function-scopes.js"
- (lambda (teardown)
- (context-coloring-test-unsupported-version-mode)
- (add-hook
- 'context-coloring-check-scopifier-version-hook
- (lambda ()
- (unwind-protect
- (progn
- ;; Normally the executable would be something like "outta-date"
- ;; rather than "node".
- (context-coloring-test-assert-message
- "Update to the minimum version of \"node\" (v2.1.3)"
- "*Messages*"))
- (funcall teardown))
- (funcall done)))
- (context-coloring-mode))))
-
-(defvar context-coloring-test-theme-index 0
- "Unique index for unique theme names.")
-
-(defun context-coloring-test-get-next-theme ()
- "Return a unique symbol for a throwaway theme."
- (prog1
- (intern (format "context-coloring-test-theme-%s"
- context-coloring-test-theme-index))
- (setq context-coloring-test-theme-index
- (+ context-coloring-test-theme-index 1))))
-
-(defun context-coloring-test-assert-theme-originally-set-p
- (settings &optional negate)
- "Assert that `context-coloring-theme-originally-set-p' returns
-t for a theme with SETTINGS, or the inverse if NEGATE is
-non-nil."
- (let ((theme (context-coloring-test-get-next-theme)))
- (put theme 'theme-settings settings)
- (when (funcall (if negate 'identity 'not)
- (context-coloring-theme-originally-set-p theme))
- (ert-fail (format (concat "Expected theme `%s' with settings `%s' "
- "%sto be considered to have defined a level, "
- "but it %s.")
- theme settings
- (if negate "not " "")
- (if negate "was" "wasn't"))))))
-
-(defun context-coloring-test-assert-not-theme-originally-set-p (&rest arguments)
- "Assert that `context-coloring-theme-originally-set-p' does not
-return t for a theme with SETTINGS. Apply ARGUMENTS to
-`context-coloring-test-assert-theme-originally-set-p', see that
-function."
- (apply 'context-coloring-test-assert-theme-originally-set-p
- (append arguments '(t))))
-
-(ert-deftest context-coloring-test-theme-originally-set-p ()
- (context-coloring-test-assert-theme-originally-set-p
- '((theme-face context-coloring-level-0-face)))
- (context-coloring-test-assert-theme-originally-set-p
- '((theme-face face)
- (theme-face context-coloring-level-0-face)))
- (context-coloring-test-assert-theme-originally-set-p
- '((theme-face context-coloring-level-0-face)
- (theme-face face)))
- (context-coloring-test-assert-not-theme-originally-set-p
- '((theme-face face)))
- )
-
-(defun context-coloring-test-assert-theme-settings-highest-level
- (settings expected-level)
- "Assert that a theme with SETTINGS has the highest level
-EXPECTED-LEVEL."
- (let ((theme (context-coloring-test-get-next-theme)))
- (put theme 'theme-settings settings)
- (context-coloring-test-assert-theme-highest-level theme expected-level)))
-
-(defun context-coloring-test-assert-theme-highest-level
- (theme expected-level &optional negate)
- "Assert that THEME has the highest level EXPECTED-LEVEL, or the
-inverse if NEGATE is non-nil."
- (let ((highest-level (context-coloring-theme-highest-level theme)))
- (when (funcall (if negate 'identity 'not) (eq highest-level expected-level))
- (ert-fail (format (concat "Expected theme with settings `%s' "
- "%sto have a highest level of `%s', "
- "but it %s.")
- (get theme 'theme-settings)
- (if negate "not " "") expected-level
- (if negate "did" (format "was %s" highest-level)))))))
-
-(defun context-coloring-test-assert-theme-not-highest-level (&rest arguments)
- "Assert that THEME's highest level is not EXPECTED-LEVEL.
-Apply ARGUMENTS to
-`context-coloring-test-assert-theme-highest-level', see that
-function."
- (apply 'context-coloring-test-assert-theme-highest-level
- (append arguments '(t))))
-
-(ert-deftest context-coloring-test-theme-highest-level ()
- (context-coloring-test-assert-theme-settings-highest-level
- '((theme-face foo))
- -1)
- (context-coloring-test-assert-theme-settings-highest-level
- '((theme-face context-coloring-level-0-face))
- 0)
- (context-coloring-test-assert-theme-settings-highest-level
- '((theme-face context-coloring-level-1-face))
- 1)
- (context-coloring-test-assert-theme-settings-highest-level
- '((theme-face context-coloring-level-1-face)
- (theme-face context-coloring-level-0-face))
- 1)
- (context-coloring-test-assert-theme-settings-highest-level
- '((theme-face context-coloring-level-0-face)
- (theme-face context-coloring-level-1-face))
- 1)
- )
-
-(defmacro context-coloring-test-deftest-define-theme (name &rest body)
- "Define a test with name NAME and an automatically-generated
-theme symbol available as a free variable `theme'. Side-effects
-from enabling themes are reversed after BODY is executed and the
-test completes."
- (declare (indent defun))
- (let ((deftest-name (intern
- (format "context-coloring-test-define-theme-%s" name))))
- `(ert-deftest ,deftest-name ()
- (context-coloring-test-kill-buffer "*Warnings*")
- (let ((theme (context-coloring-test-get-next-theme)))
- (unwind-protect
- (progn
- ,@body)
- ;; Always cleanup.
- (disable-theme theme))))))
-
-(defun context-coloring-test-deftheme (theme)
- "Dynamically define theme THEME."
- (eval (macroexpand `(deftheme ,theme))))
-
-(context-coloring-test-deftest-define-theme additive
- (context-coloring-test-deftheme theme)
- (context-coloring-define-theme
- theme
- :colors '("#aaaaaa"
- "#bbbbbb"))
- (context-coloring-test-assert-no-message "*Warnings*")
- (enable-theme theme)
- (context-coloring-test-assert-no-message "*Warnings*")
- (context-coloring-test-assert-face 0 "#aaaaaa")
- (context-coloring-test-assert-face 1 "#bbbbbb"))
-
-(defun context-coloring-test-assert-defined-warning (theme)
- "Assert that a warning about colors already being defined for
-theme THEME is signaled."
- (context-coloring-test-assert-message
- (format (concat "Warning (emacs): Context coloring colors for theme "
- "`%s' are already defined")
- theme)
- "*Warnings*"))
-
-(context-coloring-test-deftest-define-theme unintentional-override
- (context-coloring-test-deftheme theme)
- (custom-theme-set-faces
- theme
- '(context-coloring-level-0-face ((t (:foreground "#aaaaaa"))))
- '(context-coloring-level-1-face ((t (:foreground "#bbbbbb")))))
- (context-coloring-define-theme
- theme
- :colors '("#cccccc"
- "#dddddd"))
- (context-coloring-test-assert-defined-warning theme)
- (context-coloring-test-kill-buffer "*Warnings*")
- (enable-theme theme)
- (context-coloring-test-assert-defined-warning theme)
- (context-coloring-test-assert-face 0 "#cccccc")
- (context-coloring-test-assert-face 1 "#dddddd"))
-
-(context-coloring-test-deftest-define-theme intentional-override
- (context-coloring-test-deftheme theme)
- (custom-theme-set-faces
- theme
- '(context-coloring-level-0-face ((t (:foreground "#aaaaaa"))))
- '(context-coloring-level-1-face ((t (:foreground "#bbbbbb")))))
- (context-coloring-define-theme
- theme
- :override t
- :colors '("#cccccc"
- "#dddddd"))
- (context-coloring-test-assert-no-message "*Warnings*")
- (enable-theme theme)
- (context-coloring-test-assert-no-message "*Warnings*")
- (context-coloring-test-assert-face 0 "#cccccc")
- (context-coloring-test-assert-face 1 "#dddddd"))
-
-(context-coloring-test-deftest-define-theme pre-recede
- (context-coloring-define-theme
- theme
- :recede t
- :colors '("#aaaaaa"
- "#bbbbbb"))
- (context-coloring-test-deftheme theme)
- (custom-theme-set-faces
- theme
- '(context-coloring-level-0-face ((t (:foreground "#cccccc"))))
- '(context-coloring-level-1-face ((t (:foreground "#dddddd")))))
- (enable-theme theme)
- (context-coloring-test-assert-no-message "*Warnings*")
- (context-coloring-test-assert-face 0 "#cccccc")
- (context-coloring-test-assert-face 1 "#dddddd"))
-
-(context-coloring-test-deftest-define-theme post-recede
- (context-coloring-test-deftheme theme)
- (custom-theme-set-faces
- theme
- '(context-coloring-level-0-face ((t (:foreground "#aaaaaa"))))
- '(context-coloring-level-1-face ((t (:foreground "#bbbbbb")))))
- (context-coloring-define-theme
- theme
- :recede t
- :colors '("#cccccc"
- "#dddddd"))
- (context-coloring-test-assert-no-message "*Warnings*")
- (context-coloring-test-assert-face 0 "#aaaaaa")
- (context-coloring-test-assert-face 1 "#bbbbbb")
- (enable-theme theme)
- (context-coloring-test-assert-no-message "*Warnings*")
- (context-coloring-test-assert-face 0 "#aaaaaa")
- (context-coloring-test-assert-face 1 "#bbbbbb"))
-
-(context-coloring-test-deftest-define-theme recede-not-defined
- (context-coloring-test-deftheme theme)
- (custom-theme-set-faces
- theme
- '(foo-face ((t (:foreground "#ffffff")))))
- (context-coloring-define-theme
- theme
- :recede t
- :colors '("#aaaaaa"
- "#bbbbbb"))
- (context-coloring-test-assert-no-message "*Warnings*")
- (context-coloring-test-assert-face 0 "#aaaaaa")
- (context-coloring-test-assert-face 1 "#bbbbbb")
- (enable-theme theme)
- (context-coloring-test-assert-no-message "*Warnings*")
- (context-coloring-test-assert-face 0 "#aaaaaa")
- (context-coloring-test-assert-face 1 "#bbbbbb"))
-
-(context-coloring-test-deftest-define-theme unintentional-obstinance
- (context-coloring-define-theme
- theme
- :colors '("#aaaaaa"
- "#bbbbbb"))
- (context-coloring-test-deftheme theme)
- (custom-theme-set-faces
- theme
- '(context-coloring-level-0-face ((t (:foreground "#cccccc"))))
- '(context-coloring-level-1-face ((t (:foreground "#dddddd")))))
- (enable-theme theme)
- (context-coloring-test-assert-defined-warning theme)
- (context-coloring-test-assert-face 0 "#aaaaaa")
- (context-coloring-test-assert-face 1 "#bbbbbb"))
-
-(context-coloring-test-deftest-define-theme intentional-obstinance
- (context-coloring-define-theme
- theme
- :override t
- :colors '("#aaaaaa"
- "#bbbbbb"))
- (context-coloring-test-deftheme theme)
- (custom-theme-set-faces
- theme
- '(context-coloring-level-0-face ((t (:foreground "#cccccc"))))
- '(context-coloring-level-1-face ((t (:foreground "#dddddd")))))
- (enable-theme theme)
- (context-coloring-test-assert-no-message "*Warnings*")
- (context-coloring-test-assert-face 0 "#aaaaaa")
- (context-coloring-test-assert-face 1 "#bbbbbb"))
-
-(defun context-coloring-test-assert-maximum-face (maximum &optional negate)
- "Assert that `context-coloring-maximum-face' is MAXIMUM, or the
-inverse if NEGATE is non-nil."
- (when (funcall (if negate 'identity 'not)
- (eq context-coloring-maximum-face maximum))
- (ert-fail (format (concat "Expected `context-coloring-maximum-face' "
- "%sto be `%s', "
- "but it %s.")
- (if negate "not " "") maximum
- (if negate
- "was"
- (format "was `%s'" context-coloring-maximum-face))))))
-
-(defun context-coloring-test-assert-not-maximum-face (&rest arguments)
- "Assert that `context-coloring-maximum-face' is not MAXIMUM.
-Apply ARGUMENTS to `context-coloring-test-assert-maximum-face',
-see that function."
- (apply 'context-coloring-test-assert-maximum-face
- (append arguments '(t))))
-
-(context-coloring-test-deftest-define-theme disable-cascade
- (context-coloring-test-deftheme theme)
- (context-coloring-define-theme
- theme
- :colors '("#aaaaaa"
- "#bbbbbb"))
- (let ((second-theme (context-coloring-test-get-next-theme)))
- (context-coloring-test-deftheme second-theme)
- (context-coloring-define-theme
- second-theme
- :colors '("#cccccc"
- "#dddddd"
- "#eeeeee"))
- (let ((third-theme (context-coloring-test-get-next-theme)))
- (context-coloring-test-deftheme third-theme)
- (context-coloring-define-theme
- third-theme
- :colors '("#111111"
- "#222222"
- "#333333"
- "#444444"))
- (enable-theme theme)
- (enable-theme second-theme)
- (enable-theme third-theme)
- (disable-theme third-theme)
- (context-coloring-test-assert-face 0 "#cccccc")
- (context-coloring-test-assert-face 1 "#dddddd")
- (context-coloring-test-assert-face 2 "#eeeeee")
- (context-coloring-test-assert-maximum-face 2))
- (disable-theme second-theme)
- (context-coloring-test-assert-face 0 "#aaaaaa")
- (context-coloring-test-assert-face 1 "#bbbbbb")
- (context-coloring-test-assert-maximum-face 1))
- (disable-theme theme)
- (context-coloring-test-assert-not-face 0 "#aaaaaa")
- (context-coloring-test-assert-not-face 1 "#bbbbbb")
- (context-coloring-test-assert-not-maximum-face 1))
-
-(defun context-coloring-test-js-function-scopes ()
- "Test fixtures/functions-scopes.js."
- (context-coloring-test-assert-region-level 1 9 0)
- (context-coloring-test-assert-region-level 9 23 1)
- (context-coloring-test-assert-region-level 23 25 0)
- (context-coloring-test-assert-region-level 25 34 1)
- (context-coloring-test-assert-region-level 34 35 0)
- (context-coloring-test-assert-region-level 35 52 1)
- (context-coloring-test-assert-region-level 52 66 2)
- (context-coloring-test-assert-region-level 66 72 1)
- (context-coloring-test-assert-region-level 72 81 2)
- (context-coloring-test-assert-region-level 81 82 1)
- (context-coloring-test-assert-region-level 82 87 2)
- (context-coloring-test-assert-region-level 87 89 1))
-
-(context-coloring-test-deftest-js-mode function-scopes)
-(context-coloring-test-deftest-js2-mode function-scopes)
-
-(defun context-coloring-test-js-global ()
- "Test fixtures/global.js."
- (context-coloring-test-assert-region-level 20 28 1)
- (context-coloring-test-assert-region-level 28 35 0)
- (context-coloring-test-assert-region-level 35 41 1))
-
-(context-coloring-test-deftest-js-mode global)
-(context-coloring-test-deftest-js2-mode global)
-
-(defun context-coloring-test-js-block-scopes ()
- "Test fixtures/block-scopes.js."
- (context-coloring-test-assert-region-level 20 64 1)
- (setq context-coloring-js-block-scopes t)
- (context-coloring-colorize)
- (context-coloring-test-assert-region-level 20 27 1)
- (context-coloring-test-assert-region-level 27 41 2)
- (context-coloring-test-assert-region-level 41 42 1)
- (context-coloring-test-assert-region-level 42 64 2))
-
-(context-coloring-test-deftest-js2-mode block-scopes)
-
-(defun context-coloring-test-js-catch ()
- "Test fixtures/js-catch.js."
- (context-coloring-test-assert-region-level 20 27 1)
- (context-coloring-test-assert-region-level 27 51 2)
- (context-coloring-test-assert-region-level 51 52 1)
- (context-coloring-test-assert-region-level 52 73 2)
- (context-coloring-test-assert-region-level 73 101 3)
- (context-coloring-test-assert-region-level 101 102 1)
- (context-coloring-test-assert-region-level 102 117 3)
- (context-coloring-test-assert-region-level 117 123 2))
-
-(context-coloring-test-deftest-js-mode catch)
-(context-coloring-test-deftest-js2-mode catch)
-
-(defun context-coloring-test-js-key-names ()
- "Test fixtures/key-names.js."
- (context-coloring-test-assert-region-level 20 63 1))
-
-(context-coloring-test-deftest-js-mode key-names)
-(context-coloring-test-deftest-js2-mode key-names)
-
-(defun context-coloring-test-js-property-lookup ()
- "Test fixtures/property-lookup.js."
- (context-coloring-test-assert-region-level 20 26 0)
- (context-coloring-test-assert-region-level 26 38 1)
- (context-coloring-test-assert-region-level 38 44 0)
- (context-coloring-test-assert-region-level 44 52 1)
- (context-coloring-test-assert-region-level 57 63 0)
- (context-coloring-test-assert-region-level 63 74 1))
-
-(context-coloring-test-deftest-js-mode property-lookup)
-(context-coloring-test-deftest-js2-mode property-lookup)
-
-(defun context-coloring-test-js-key-values ()
- "Test fixtures/key-values.js."
- (context-coloring-test-assert-region-level 78 79 1))
-
-(context-coloring-test-deftest-js-mode key-values)
-(context-coloring-test-deftest-js2-mode key-values)
-
-(defun context-coloring-test-js-syntactic-comments-and-strings ()
- "Test comments and strings."
- (context-coloring-test-assert-region-level 1 8 0)
- (context-coloring-test-assert-region-comment-delimiter 9 12)
- (context-coloring-test-assert-region-comment 12 16)
- (context-coloring-test-assert-region-comment-delimiter 17 20)
- (context-coloring-test-assert-region-comment 20 27)
- (context-coloring-test-assert-region-string 28 40)
- (context-coloring-test-assert-region-level 40 41 0))
-
-(defun context-coloring-test-js-syntactic-comments-and-strings-setup ()
- (setq context-coloring-syntactic-comments t)
- (setq context-coloring-syntactic-strings t))
-
-(context-coloring-test-deftest-js-mode syntactic-comments-and-strings
- :fixture-name comments-and-strings)
-(context-coloring-test-deftest-js2-mode syntactic-comments-and-strings
- :fixture-name comments-and-strings)
-
-(defalias 'context-coloring-test-js-comments-and-strings
- 'context-coloring-test-js-syntactic-comments-and-strings
- "Test comments and strings. Deprecated.")
-
-(defun context-coloring-test-js-comments-and-strings-setup ()
- "Setup comments and strings. Deprecated."
- (setq context-coloring-comments-and-strings t))
-
-(context-coloring-test-deftest-js-mode comments-and-strings)
-(context-coloring-test-deftest-js2-mode comments-and-strings)
-
-(defun context-coloring-test-js-syntactic-comments ()
- "Test syntactic comments."
- (context-coloring-test-assert-region-level 1 8 0)
- (context-coloring-test-assert-region-comment-delimiter 9 12)
- (context-coloring-test-assert-region-comment 12 16)
- (context-coloring-test-assert-region-comment-delimiter 17 20)
- (context-coloring-test-assert-region-comment 20 27)
- (context-coloring-test-assert-region-level 28 41 0))
-
-(defun context-coloring-test-js-syntactic-comments-setup ()
- "Setup syntactic comments."
- (setq context-coloring-syntactic-comments t))
-
-(context-coloring-test-deftest-js-mode syntactic-comments
- :fixture-name comments-and-strings)
-(context-coloring-test-deftest-js2-mode syntactic-comments
- :fixture-name comments-and-strings)
-
-(defun context-coloring-test-js-syntactic-strings ()
- "Test syntactic strings."
- (context-coloring-test-assert-region-level 1 28 0)
- (context-coloring-test-assert-region-string 28 40)
- (context-coloring-test-assert-region-level 40 41 0))
-
-(defun context-coloring-test-js-syntactic-strings-setup ()
- "Setup syntactic strings."
- (setq context-coloring-syntactic-strings t))
-
-(context-coloring-test-deftest-js-mode syntactic-strings
- :fixture-name comments-and-strings)
-(context-coloring-test-deftest-js2-mode syntactic-strings
- :fixture-name comments-and-strings)
+(context-coloring-test-deftest derived-mode
+ (lambda ()
+ (lisp-interaction-mode)
+ (context-coloring-mode)
+ (context-coloring-test-assert-not-message
+ "Context coloring is unavailable here"
+ "*Messages*")))
+
+(context-coloring-test-deftest unavailable-message-ignored
+ (lambda ()
+ (minibuffer-with-setup-hook
+ (lambda ()
+ (context-coloring-mode)
+ (context-coloring-test-assert-not-message
+ "Context coloring is unavailable here"
+ "*Messages*"))
+ (execute-kbd-macro
+ (vconcat
+ [?\C-u]
+ [?\M-!])))))
+
+(context-coloring-test-define-derived-mode define-dispatch-error)
+
+(context-coloring-test-deftest define-dispatch-error
+ (lambda ()
+ (context-coloring-test-assert-error
+ (lambda ()
+ (context-coloring-define-dispatch
+ 'define-dispatch-no-modes))
+ "No mode or predicate defined for dispatch")
+ (context-coloring-test-assert-error
+ (lambda ()
+ (context-coloring-define-dispatch
+ 'define-dispatch-no-strategy
+ :modes '(context-coloring-test-define-dispatch-error-mode)))
+ "No colorizer defined for dispatch")))
+
+(context-coloring-test-define-derived-mode disable-mode)
+
+(context-coloring-test-deftest disable-mode
+ (lambda ()
+ (let (torn-down)
+ (context-coloring-define-dispatch
+ 'disable-mode
+ :modes '(context-coloring-test-disable-mode-mode)
+ :colorizer #'ignore
+ :teardown (lambda ()
+ (setq torn-down t)))
+ (context-coloring-test-disable-mode-mode)
+ (context-coloring-mode)
+ (context-coloring-mode -1)
+ (when (not torn-down)
+ (ert-fail "Expected teardown function to have been called, but it wasn't.")))))
+
+(defun context-coloring-test-assert-maximum-face (expected)
+ "Assert that `context-coloring-maximum-face' is EXPECTED."
+ (when (not (= context-coloring-maximum-face expected))
+ (ert-fail (format "Expected maximum face to be %s, but it was %s"
+ expected context-coloring-maximum-face))))
+
+(deftheme context-coloring-test-custom-theme)
+
+(context-coloring-test-define-derived-mode custom-theme)
+
+(context-coloring-test-deftest custom-theme
+ (lambda ()
+ (custom-theme-set-faces
+ 'context-coloring-test-custom-theme
+ '(context-coloring-level-0-face ((t :foreground "#aaaaaa")))
+ '(context-coloring-level-1-face ((t :foreground "#bbbbbb"))))
+ (custom-set-faces
+ '(context-coloring-level-0-face ((t :foreground "#aaaaaa"))))
+ (enable-theme 'context-coloring-test-custom-theme)
+ (context-coloring-define-dispatch
+ 'theme
+ :modes '(context-coloring-test-custom-theme-mode)
+ :colorizer #'ignore)
+ (context-coloring-test-custom-theme-mode)
+ (context-coloring-colorize)
+ (context-coloring-test-assert-maximum-face 1)
+ ;; This theme should now be ignored in favor of the `user' theme.
+ (custom-theme-reset-faces
+ 'context-coloring-test-custom-theme
+ '(context-coloring-level-0-face nil)
+ '(context-coloring-level-1-face nil))
+ (context-coloring-colorize)
+ ;; Maximum face for `user'.
+ (context-coloring-test-assert-maximum-face 0)
+ ;; Now `user' should be ignored too.
+ (custom-reset-faces
+ '(context-coloring-level-0-face nil))
+ (context-coloring-colorize)
+ ;; Expect the package's defaults.
+ (context-coloring-test-assert-maximum-face
+ context-coloring-default-maximum-face))
+ :after (lambda ()
+ (custom-reset-faces
+ '(context-coloring-level-0-face nil))
+ (disable-theme 'context-coloring-test-custom-theme)))
+
+
+;;; Coloring tests
+
+(defun context-coloring-test-face-to-level (face)
+ "Convert FACE symbol to its corresponding level, or nil."
+ (when face
+ (let* ((face-string (symbol-name face))
+ (matches (string-match
+ context-coloring-level-face-regexp
+ face-string)))
+ (when matches
+ (string-to-number (match-string 1 face-string))))))
+
+(defun context-coloring-test-assert-position-level (position level)
+ "Assert that POSITION has LEVEL."
+ (let* ((face (get-text-property position 'face))
+ (actual-level (context-coloring-test-face-to-level face)))
+ (when (not (= level actual-level))
+ (ert-fail (format (concat "Expected level at position %s, "
+ "which is \"%s\", to be %s; "
+ "but it was %s")
+ position
+ (buffer-substring-no-properties position (1+ position)) level
+ actual-level)))))
+
+(defun context-coloring-test-assert-position-face (position face-regexp)
+ "Assert that the face at POSITION satisfies FACE-REGEXP."
+ (let ((face (get-text-property position 'face)))
+ (when (or
+ ;; Pass a non-string to do an `equal' check (against a symbol or nil).
+ (unless (stringp face-regexp)
+ (not (equal face-regexp face)))
+ ;; Otherwise do the matching.
+ (when (stringp face-regexp)
+ (not (string-match-p face-regexp (symbol-name face)))))
+ (ert-fail (format (concat "Expected face at position %s, "
+ "which is \"%s\", to be %s; "
+ "but it was %s")
+ position
+ (buffer-substring-no-properties position (1+ position)) face-regexp
+ face)))))
+
+(defun context-coloring-test-assert-position-comment (position)
+ "Assert that the face at POSITION is a comment."
+ (context-coloring-test-assert-position-face
+ position "\\`font-lock-comment\\(-delimiter\\)?-face\\'"))
+
+(defun context-coloring-test-assert-position-constant-comment (position)
+ "Assert that the face at POSITION is a constant comment."
+ (context-coloring-test-assert-position-face position '(font-lock-constant-face
+ font-lock-comment-face)))
+
+(defun context-coloring-test-assert-position-string (position)
+ "Assert that the face at POSITION is a string."
+ (context-coloring-test-assert-position-face position 'font-lock-string-face))
+
+(defun context-coloring-test-assert-position-nil (position)
+ "Assert that the face at POSITION is nil."
+ (context-coloring-test-assert-position-face position nil))
+
+(defun context-coloring-test-assert-coloring (map)
+ "Assert that the current buffer's coloring will match MAP.
+
+MAP's newlines should correspond to the current fixture.
+
+The following characters appearing in MAP assert coloring for
+corresponding points in the fixture:
+
+0-9: Level equals number.
+C: Face is constant comment.
+c: Face is comment.
+n: Face is nil.
+s: Face is string.
+
+Any other characters are discarded. Characters \"x\" and any
+other non-letters are guaranteed to always be discarded."
+ ;; Omit the superfluous, formatting-related leading newline. Can't use
+ ;; `save-excursion' here because if an assertion fails it will cause future
+ ;; tests to get messed up.
+ (goto-char (point-min))
+ (let* ((map (substring map 1))
+ (index 0)
+ char-string
+ char)
+ (while (< index (length map))
+ (setq char-string (substring map index (1+ index)))
+ (setq char (string-to-char char-string))
+ (cond
+ ;; Newline
+ ((= char 10)
+ (forward-line)
+ (beginning-of-line))
+ ;; Number
+ ((and (>= char 48)
+ (<= char 57))
+ (context-coloring-test-assert-position-level
+ (point) (string-to-number char-string))
+ (forward-char))
+ ;; 'C' = Constant comment
+ ((= char 67)
+ (context-coloring-test-assert-position-constant-comment (point))
+ (forward-char))
+ ;; 'c' = Comment
+ ((= char 99)
+ (context-coloring-test-assert-position-comment (point))
+ (forward-char))
+ ;; 'n' = nil
+ ((= char 110)
+ (context-coloring-test-assert-position-nil (point))
+ (forward-char))
+ ;; 's' = String
+ ((= char 115)
+ (context-coloring-test-assert-position-string (point))
+ (forward-char))
+ (t
+ (forward-char)))
+ (setq index (1+ index)))))
+
+(context-coloring-test-deftest-javascript function-scopes
+ (lambda ()
+ (context-coloring-test-assert-coloring "
+000 0 0 11111111 11 110
+11111111 011 1
+ 111 1 1 22222222 22 221
+ 22222222 122 22
+1")))
+
+(context-coloring-test-deftest-javascript global
+ (lambda ()
+ (context-coloring-test-assert-coloring "
+(xxxxxxxx () {
+ 111 1 1 0000001xxx11
+}());")))
+
+(context-coloring-test-deftest-javascript block-scopes
+ (lambda ()
+ (context-coloring-test-assert-coloring "
+(xxxxxxxx () {
+ 11 111 2
+ 222 12
+ 222 22
+ 22222 12
+ 2
+}());
+
+(xxxxxxxx () {
+ 'xxx xxxxxx';
+ 11 111 2
+ 222 12
+ 222 22
+ 22222 22
+ 2
+}());"))
+ :before (lambda ()
+ (setq context-coloring-javascript-block-scopes t))
+ :after (lambda ()
+ (setq context-coloring-javascript-block-scopes nil)))
+
+(context-coloring-test-deftest-javascript catch
+ (lambda ()
+ (context-coloring-test-assert-coloring "
+(xxxxxxxx () {
+ 111 11 22222 222 2
+ 222 1 2 22
+ 222 22 33333 333 3
+ 333 1 3 33
+ 3
+ 2
+}());")))
+
+(context-coloring-test-deftest-javascript key-names
+ (lambda ()
+ (context-coloring-test-assert-coloring "
+(xxxxxxxx () {
+ 111111 1
+ 11 11
+ 1 1 1
+ 11
+}());")))
+
+(context-coloring-test-deftest-javascript property-lookup
+ (lambda ()
+ (context-coloring-test-assert-coloring "
+(xxxxxxxx () {
+ 0000001111111
+ 0000001 111111
+ 00000011111111111
+}());")))
+
+(context-coloring-test-deftest-javascript key-values
+ (lambda ()
+ (context-coloring-test-assert-coloring "
+(xxxxxxxx () {
+ xxx x;
+ (xxxxxxxx () {
+ xxxxxx {
+ x: 1
+ };
+ }());
+}());")))
+
+(context-coloring-test-deftest-javascript syntactic-comments-and-strings
+ (lambda ()
+ (context-coloring-test-assert-coloring "
+0000 00
+ccccccc
+cccccccccc
+ssssssssssss0"))
+ :fixture "comments-and-strings.js")
+
+(context-coloring-test-deftest-javascript syntactic-comments
+ (lambda ()
+ (context-coloring-test-assert-coloring "
+0000 00
+ccccccc
+cccccccccc
+0000000000000"))
+ :fixture "comments-and-strings.js"
+ :before (lambda ()
+ (setq context-coloring-syntactic-strings nil))
+ :after (lambda ()
+ (setq context-coloring-syntactic-strings t)))
+
+(context-coloring-test-deftest-javascript syntactic-strings
+ (lambda ()
+ (context-coloring-test-assert-coloring "
+0000 00
+0000000
+0000000000
+ssssssssssss0"))
+ :fixture "comments-and-strings.js"
+ :before (lambda ()
+ (setq context-coloring-syntactic-comments nil))
+ :after (lambda ()
+ (setq context-coloring-syntactic-comments t)))
+
+(context-coloring-test-deftest-javascript unterminated-comment
+ ;; As long as `add-text-properties' doesn't signal an error, this test passes.
+ (lambda ()))
+
+(defun context-coloring-test-assert-javascript-elevated-level ()
+ "Assert that the \"initial-level.js\" file has elevated scope."
+ (context-coloring-test-assert-coloring "
+
+111 1 1 0000001xxx11"))
+
+(defun context-coloring-test-assert-javascript-global-level ()
+ "Assert that the \"initial-level.js\" file has global scope."
+ (context-coloring-test-assert-coloring "
+
+000 0 0 0000000xxx00"))
+
+(context-coloring-test-deftest-javascript initial-level
+ (lambda ()
+ (context-coloring-test-assert-javascript-elevated-level))
+ :fixture "initial-level.js"
+ :before (lambda ()
+ (setq context-coloring-initial-level 1))
+ :after (lambda ()
+ (setq context-coloring-initial-level 0)))
+
+(defun context-coloring-test-setup-top-level-scope (string)
+ "Make STRING the first line and colorize again."
+ (goto-char (point-min))
+ (kill-whole-line 0)
+ (insert string)
+ ;; Reparsing triggers recoloring.
+ (js2-reparse))
+
+(context-coloring-test-deftest-javascript top-level-scope
+ (lambda ()
+ (let ((positive-indicators
+ (list "#!/usr/bin/env node"
+ "/*jslint node: true */"
+ "// jshint node: true"
+ "/*eslint-env node */"
+ "module.exports"
+ "module.exports.a"
+ "exports.a"
+ "require('a')"))
+ (negative-indicators
+ (list "// Blah blah jshint blah."
+ "module"
+ "exports"
+ "var require; require('a')")))
+ (dolist (indicator positive-indicators)
+ (context-coloring-test-setup-top-level-scope indicator)
+ (context-coloring-test-assert-javascript-elevated-level))
+ (dolist (indicator negative-indicators)
+ (context-coloring-test-setup-top-level-scope indicator)
+ (context-coloring-test-assert-javascript-global-level))))
+ :fixture "initial-level.js")
+
+(context-coloring-test-deftest-emacs-lisp defun
+ (lambda ()
+ (context-coloring-test-assert-coloring "
+111111 000 1111 111 111111111 1111
+ 11 111 111 111 000011
+
+0000 0 0 00
+
+111111 01
+111111 111
+111111 0 1sss11")))
+
+(context-coloring-test-deftest-emacs-lisp defadvice
+ (lambda ()
+ (context-coloring-test-assert-coloring "
+1111111111 0 1111111 111111 11111 111 111111111
+ 2222 222 122
+ 22 1 2221")))
+
+(context-coloring-test-deftest-emacs-lisp lambda
+ (lambda ()
+ (context-coloring-test-assert-coloring "
+00000000 1111111 1111
+ 11111111 11 2222222 2222
+ 222 22 12 2221 111 0 00")))
+
+(context-coloring-test-deftest-emacs-lisp quote
+ (lambda ()
+ (context-coloring-test-assert-coloring "
+(xxxxx 0000000 00 00000)
+(xxx () (xxxxxxxxx (,0000)))
+
+(xxxxx x (x)
+ (xx (xx x 111
+ 111111 1 111 111
+ 111111 1 1111111111 11 111 1 111 1 00001 10000 11 00001 1 10000
+ sss ccc
+ 1111
+
+(xxxxxx '(sss cc
+ sss cc
+ ))
+
+(xxxxxx () 111111 11111)")))
+
+(context-coloring-test-deftest-emacs-lisp splice
+ (lambda ()
+ (context-coloring-test-assert-coloring "
+(xxxxxx ()
+ 111111 00001 100001)")))
+
+(context-coloring-test-deftest-emacs-lisp comment
+ (lambda ()
+ ;; Just check that the comment isn't parsed syntactically.
+ (context-coloring-test-assert-coloring "
+(xxxxx x ()
+ (xx (x xxxxx-xxxx xx) cccccccccc
+ 11 00000-0000 11))) cccccccccc")))
+
+(context-coloring-test-deftest-emacs-lisp string
+ (lambda ()
+ (context-coloring-test-assert-coloring "
+(xxxxx x (x)
+ (xxxxxx x x sss 1 0 sssss 0 1 sssssss11")))
+
+(context-coloring-test-deftest-emacs-lisp ignored
+ (lambda ()
+ (context-coloring-test-assert-coloring "
+(xxxxx x ()
+ (x x 1 11 11 111 111 11 11 11 1 111 (1 1 1)))")))
+
+(context-coloring-test-deftest-emacs-lisp sexp
+ (lambda ()
+ (context-coloring-test-assert-coloring "
+(xxx ()
+ `,@sss
+ `,@11
+ `,@11)")))
+
+(context-coloring-test-deftest-emacs-lisp let
+ (lambda ()
+ (context-coloring-test-assert-coloring "
+1111 11
+ 11 01
+ 11 00001
+ 11 2222 22
+ 22 02
+ 22 000022
+ 2222 2 2 2 00002211
+ 1111 1 1 1 000011
+
+1111 cc ccccccc
+ 1sss11")))
+
+(context-coloring-test-deftest-emacs-lisp let*
+ (lambda ()
+ (context-coloring-test-assert-coloring "
+11111 11
+ 11 11
+ 11 000011
+ 1111 1 1 1 0 0 00001
+ 22222 22
+ 22 12
+ 22 00002
+ 22 02
+ 22 222
+ 2222 1 1 2 2 2 000022
+ 1111 1 1 1 0 0 000011"))
+ :fixture "let-star.el")
+
+(context-coloring-test-deftest-emacs-lisp cond
+ (lambda ()
+ (context-coloring-test-assert-coloring "
+(xxx (x)
+ 11111
+ 11 11
+ 10000 11
+ 1111 1 00001 11
+ 11 11111 1 000011
+ cc c
+ sss1)")))
+
+(context-coloring-test-deftest-emacs-lisp condition-case
+ (lambda ()
+ (context-coloring-test-assert-coloring "
+1111111111-1111 111
+ 111111 000 00001
+ 111111 111 00001
+ 1111111 111111 111 000011
+
+(111111111-1111-111111-11111 111
+ cc c
+ (xxx () 222)
+ (11111 (xxx () 222))
+ sss)")))
+
+(context-coloring-test-deftest-emacs-lisp dolist
+ (lambda ()
+ (context-coloring-test-assert-coloring "
+1111111 111111
+ 2222222 2222 1111 2222222
+ 3333333 33 33 222 1111 2222223321")))
+
+(defun context-coloring-test-insert-unread-space ()
+ "Simulate the insertion of a space as if by a user."
+ (setq unread-command-events (cons '(t . 32)
+ unread-command-events)))
+
+(defun context-coloring-test-remove-faces ()
+ "Remove all faces in the current buffer."
+ (remove-text-properties (point-min) (point-max) '(face nil)))
+
+(context-coloring-test-deftest-emacs-lisp iteration
+ (lambda ()
+ (let ((context-coloring-elisp-sexps-per-pause 2))
+ (context-coloring-colorize)
+ (context-coloring-test-assert-coloring "
+cc `CC' `CC'
+(xxxxx x ())")
+ (context-coloring-test-remove-faces)
+ (context-coloring-test-insert-unread-space)
+ (context-coloring-colorize)
+ ;; Coloring is interrupted after the first "sexp" (the comment in this
+ ;; case).
+ (context-coloring-test-assert-coloring "
+cc `CC' `CC'
+nnnnnn n nnn"))))
+
+(context-coloring-test-deftest-emacs-lisp changed
+ (lambda ()
+ (context-coloring-test-remove-faces)
+ ;; Goto line 3.
+ (goto-char (point-min))
+ (forward-line (1- 3))
+ (insert " ")
+ ;; Mock `pos-visible-in-window-p' because in batch mode `get-buffer-window'
+ ;; returns nil. Emacs must not have a window in that environment.
+ (cl-letf (((symbol-function 'pos-visible-in-window-p)
+ (let ((calls 0))
+ (lambda ()
+ (prog1
+ ;; First and third calls start from center. Second and
+ ;; fourth calls are made immediately after moving past
+ ;; the first defun in either direction "off screen".
+ (cond
+ ((= calls 0) t)
+ ((= calls 1) nil)
+ ((= calls 2) t)
+ ((= calls 4) nil))
+ (setq calls (1+ calls)))))))
+ (context-coloring-colorize))
+ (context-coloring-test-assert-coloring "
+nnnn n nnn nnnnnnnn
+0000
+
+0000
+nnnnn n nnn nnnnnnnn")))
+
+(context-coloring-test-deftest-emacs-lisp unbalanced-parenthesis
+ (lambda ()
+ (context-coloring-test-assert-coloring "
+1111 111
+nnnn nn")))
+
+(context-coloring-test-deftest-eval-expression let
+ (lambda ()
+ (minibuffer-with-setup-hook
+ (lambda ()
+ ;; Perform the test in a hook as it's the only way I know of examining
+ ;; the minibuffer's contents. The contents are implicitly submitted,
+ ;; so we have to ignore the errors in the arbitrary test subject code.
+ (insert "(ignore-errors (let (a) (message a free)))")
+ (context-coloring-colorize)
+ (context-coloring-test-assert-coloring "
+xxxx: 0000000-000000 1111 111 11111111 1 0000110"))
+ ;; Simulate user input because `call-interactively' is blocking and
+ ;; doesn't seem to run the hook.
+ (execute-kbd-macro
+ (vconcat
+ [?\C-u] ;; Don't output the result of the arbitrary test subject code.
+ [?\M-:])))))