-;;; test/context-coloring-test.el --- Tests for context coloring. -*- lexical-binding: t; -*-
+;;; context-coloring-test.el --- Tests for context coloring -*- lexical-binding: t; -*-
;; Copyright (C) 2014-2015 Free Software Foundation, Inc.
;;; Commentary:
-;; Tests for context-coloring.
+;; Tests for context coloring.
-;; Tests for both synchronous (elisp) and asynchronous (shell command) coloring
-;; are available. Basic plugin functionality is also tested.
-
-;; To run, execute `make test' from the project root.
+;; Use with `make test'.
;;; Code:
(setq context-coloring-syntactic-comments nil)
(setq context-coloring-syntactic-strings nil)
(setq context-coloring-js-block-scopes nil)
- (setq context-coloring-check-scopifier-version-hook nil))
+ (setq context-coloring-colorize-hook nil)
+ (setq context-coloring-check-scopifier-version-hook nil)
+ (setq context-coloring-maximum-face 7)
+ (setq context-coloring-original-maximum-face
+ context-coloring-maximum-face))
(defmacro context-coloring-test-with-fixture (fixture &rest body)
"With the relative FIXTURE, evaluate BODY in a temporary
(apply 'context-coloring-test-assert-face
(append arguments '(t))))
+(defun context-coloring-test-assert-error (body error-message)
+ "Assert that BODY signals ERROR-MESSAGE."
+ (let ((error-signaled-p nil))
+ (condition-case err
+ (progn
+ (funcall body))
+ (error
+ (setq error-signaled-p t)
+ (when (not (string-equal (cadr err) error-message))
+ (ert-fail (format (concat "Expected the error \"%s\" to be thrown, "
+ "but instead it was \"%s\".")
+ error-message
+ (cadr err))))))
+ (when (not error-signaled-p)
+ (ert-fail "Expected an error to be thrown, but there wasn't."))))
+
+(defun context-coloring-test-assert-trimmed (result expected)
+ (when (not (string-equal result expected))
+ (ert-fail "Expected string to be trimmed, but it wasn't.")))
+
;;; The tests
+(ert-deftest context-coloring-test-trim ()
+ (context-coloring-test-assert-trimmed (context-coloring-trim "") "")
+ (context-coloring-test-assert-trimmed (context-coloring-trim " ") "")
+ (context-coloring-test-assert-trimmed (context-coloring-trim "a") "a")
+ (context-coloring-test-assert-trimmed (context-coloring-trim " a") "a")
+ (context-coloring-test-assert-trimmed (context-coloring-trim "a ") "a")
+ (context-coloring-test-assert-trimmed (context-coloring-trim " a ") "a"))
+
+(ert-deftest-async context-coloring-test-async-mode-startup (done)
+ (context-coloring-test-with-fixture-async
+ "./fixtures/empty"
+ (lambda (teardown)
+ (js-mode)
+ (add-hook
+ 'context-coloring-colorize-hook
+ (lambda ()
+ ;; If this runs we are implicitly successful; this test only confirms
+ ;; that colorization occurs on mode startup.
+ (funcall teardown)
+ (funcall done)))
+ (context-coloring-mode))))
+
+(define-derived-mode
+ context-coloring-change-detection-mode
+ fundamental-mode
+ "Testing"
+ "Prevent `context-coloring-test-change-detection' from
+ having any unintentional side-effects on mode support.")
+
+;; Simply cannot figure out how to trigger an idle timer; would much rather test
+;; that. But (current-idle-time) always returns nil in these tests.
+(ert-deftest-async context-coloring-test-change-detection (done)
+ (context-coloring-define-dispatch
+ 'idle-change
+ :modes '(context-coloring-change-detection-mode)
+ :executable "node"
+ :command "node test/binaries/noop")
+ (context-coloring-test-with-fixture-async
+ "./fixtures/empty"
+ (lambda (teardown)
+ (context-coloring-change-detection-mode)
+ (add-hook
+ 'context-coloring-colorize-hook
+ (lambda ()
+ (setq context-coloring-colorize-hook nil)
+ (add-hook
+ 'context-coloring-colorize-hook
+ (lambda ()
+ (funcall teardown)
+ (funcall done)))
+ (insert " ")
+ (set-window-buffer (selected-window) (current-buffer))
+ (context-coloring-maybe-colorize)))
+ (context-coloring-mode))))
+
+(ert-deftest context-coloring-test-check-version ()
+ (when (not (context-coloring-check-version "2.1.3" "3.0.1"))
+ (ert-fail "Expected version 3.0.1 to satisfy 2.1.3, but it didn't."))
+ (when (context-coloring-check-version "3.0.1" "2.1.3")
+ (ert-fail "Expected version 2.1.3 not to satisfy 3.0.1, but it did.")))
+
(ert-deftest context-coloring-test-unsupported-mode ()
(context-coloring-test-with-fixture
- "./fixtures/function-scopes.js"
+ "./fixtures/empty"
(context-coloring-mode)
(context-coloring-test-assert-message
"Context coloring is not available for this major mode"
"*Messages*")))
+(define-derived-mode
+ context-coloring-test-define-dispatch-error-mode
+ fundamental-mode
+ "Testing"
+ "Prevent `context-coloring-test-define-dispatch-error' from
+ having any unintentional side-effects on mode support.")
+
+(ert-deftest context-coloring-test-define-dispatch-error ()
+ (context-coloring-test-assert-error
+ (lambda ()
+ (context-coloring-define-dispatch
+ 'define-dispatch-no-modes))
+ "No mode 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, scopifier or command defined for dispatch"))
+
+(define-derived-mode
+ context-coloring-test-define-dispatch-scopifier-mode
+ fundamental-mode
+ "Testing"
+ "Prevent `context-coloring-test-define-dispatch-scopifier' from
+ having any unintentional side-effects on mode support.")
+
+(ert-deftest context-coloring-test-define-dispatch-scopifier ()
+ (context-coloring-define-dispatch
+ 'define-dispatch-scopifier
+ :modes '(context-coloring-test-define-dispatch-scopifier-mode)
+ :scopifier (lambda () (vector)))
+ (with-temp-buffer
+ (context-coloring-test-define-dispatch-scopifier-mode)
+ (context-coloring-mode)
+ (context-coloring-colorize)))
+
+(define-derived-mode
+ context-coloring-test-missing-executable-mode
+ fundamental-mode
+ "Testing"
+ "Prevent `context-coloring-test-define-dispatch-scopifier' from
+ having any unintentional side-effects on mode support.")
+
+(ert-deftest context-coloring-test-missing-executable ()
+ (context-coloring-define-dispatch
+ 'scopifier
+ :modes '(context-coloring-test-missing-executable-mode)
+ :command ""
+ :executable "__should_not_exist__")
+ (with-temp-buffer
+ (context-coloring-test-missing-executable-mode)
+ (context-coloring-mode)))
+
(define-derived-mode
context-coloring-test-unsupported-version-mode
fundamental-mode
:command "node test/binaries/outta-date"
:version "v2.1.3")
(context-coloring-test-with-fixture-async
- "./fixtures/function-scopes.js"
+ "./fixtures/empty"
(lambda (teardown)
(context-coloring-test-unsupported-version-mode)
(add-hook
(funcall done)))
(context-coloring-mode))))
+(define-derived-mode
+ context-coloring-test-disable-mode-mode
+ fundamental-mode
+ "Testing"
+ "Prevent `context-coloring-test-disable-mode' from having any
+ unintentional side-effects on mode support.")
+
+(ert-deftest-async context-coloring-test-disable-mode (done)
+ (let (torn-down)
+ (context-coloring-define-dispatch
+ 'disable-mode
+ :modes '(context-coloring-test-disable-mode-mode)
+ :executable "node"
+ :command "node test/binaries/noop"
+ :teardown (lambda ()
+ (setq torn-down t)))
+ (context-coloring-test-with-fixture-async
+ "./fixtures/empty"
+ (lambda (teardown)
+ (unwind-protect
+ (progn
+ (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.")))
+ (funcall teardown))
+ (funcall done)))))
+
(defvar context-coloring-test-theme-index 0
"Unique index for unique theme names.")
(format "context-coloring-test-define-theme-%s" name))))
`(ert-deftest ,deftest-name ()
(context-coloring-test-kill-buffer "*Warnings*")
+ (context-coloring-test-setup)
(let ((theme (context-coloring-test-get-next-theme)))
(unwind-protect
(progn
,@body)
;; Always cleanup.
- (disable-theme theme))))))
+ (disable-theme theme)
+ (context-coloring-test-cleanup))))))
(defun context-coloring-test-deftheme (theme)
"Dynamically define theme THEME."
(context-coloring-test-assert-face 0 "#cccccc")
(context-coloring-test-assert-face 1 "#dddddd"))
+(context-coloring-test-deftest-define-theme pre-recede-delayed-application
+ (context-coloring-define-theme
+ theme
+ :recede t
+ :colors '("#aaaaaa"
+ "#bbbbbb"))
+ (context-coloring-test-deftheme theme)
+ (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 post-recede
(context-coloring-test-deftheme theme)
(custom-theme-set-faces
(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)
+ (let ((maximum-face-value 9999))
+ (setq context-coloring-maximum-face maximum-face-value)
+ (context-coloring-test-deftheme 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)
+ theme
+ :colors '("#aaaaaa"
+ "#bbbbbb"))
+ (let ((second-theme (context-coloring-test-get-next-theme)))
+ (context-coloring-test-deftheme second-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))
+ 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-maximum-face
+ maximum-face-value)))
(defun context-coloring-test-js-function-scopes ()
"Test fixtures/functions-scopes.js."
(context-coloring-test-deftest-js2-mode syntactic-strings
:fixture-name comments-and-strings)
+;; As long as `add-text-properties' doesn't signal an error, this test passes.
+(defun context-coloring-test-js-unterminated-comment ()
+ "Test unterminated multiline comments.")
+
+(context-coloring-test-deftest-js2-mode unterminated-comment)
+
(provide 'context-coloring-test)
;;; context-coloring-test.el ends here