1 files changed, 80 insertions, 0 deletions
diff --git a/test/lisp/progmodes/flymake-tests.el b/test/lisp/progmodes/flymake-tests.el
new file mode 100644
index 00000000000..386516190bb
--- /dev/null
+++ b/test/lisp/progmodes/flymake-tests.el
@@ -0,0 +1,80 @@
+;;; flymake-tests.el --- Test suite for flymake
+
+;; Copyright (C) 2011-2016 Free Software Foundation, Inc.
+
+;; Author: Eduard Wiebe <usenet@pusto.de>
+
+;; This file is part of GNU Emacs.
+
+;; GNU Emacs is free software: you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
+
+;; GNU Emacs is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
+
+;;; Commentary:
+
+;;; Code:
+(require 'ert)
+(require 'flymake)
+
+(defvar flymake-tests-data-directory
+  (expand-file-name "lisp/progmodes/flymake-resources" (getenv "EMACS_TEST_DIRECTORY"))
+  "Directory containing flymake test data.")
+
+
+;; Warning predicate
+(defun flymake-tests--current-face (file predicate)
+  (let ((buffer (find-file-noselect
+                 (expand-file-name file flymake-tests-data-directory)))
+        (process-environment (cons "LC_ALL=C" process-environment))
+        (i 0))
+    (unwind-protect
+        (with-current-buffer buffer
+          (setq-local flymake-warning-predicate predicate)
+          (goto-char (point-min))
+          (flymake-mode 1)
+          ;; Weirdness here...  http://debbugs.gnu.org/17647#25
+          (while (and flymake-is-running (< (setq i (1+ i)) 10))
+            (sleep-for (+ 0.5 flymake-no-changes-timeout)))
+          (flymake-goto-next-error)
+          (face-at-point))
+      (and buffer (let (kill-buffer-query-functions) (kill-buffer buffer))))))
+
+(ert-deftest warning-predicate-rx-gcc ()
+  "Test GCC warning via regexp predicate."
+  (skip-unless (and (executable-find "gcc") (executable-find "make")))
+  (should (eq 'flymake-warnline
+              (flymake-tests--current-face "test.c" "^[Ww]arning"))))
+
+(ert-deftest warning-predicate-function-gcc ()
+  "Test GCC warning via function predicate."
+  (skip-unless (and (executable-find "gcc") (executable-find "make")))
+  (should (eq 'flymake-warnline
+              (flymake-tests--current-face "test.c"
+               (lambda (msg) (string-match "^[Ww]arning" msg))))))
+
+(ert-deftest warning-predicate-rx-perl ()
+  "Test perl warning via regular expression predicate."
+  (skip-unless (executable-find "perl"))
+  (should (eq 'flymake-warnline
+              (flymake-tests--current-face "test.pl" "^Scalar value"))))
+
+(ert-deftest warning-predicate-function-perl ()
+  "Test perl warning via function predicate."
+  (skip-unless (executable-find "perl"))
+  (should (eq 'flymake-warnline
+              (flymake-tests--current-face
+               "test.pl"
+               (lambda (msg) (string-match "^Scalar value" msg))))))
+
+(provide 'flymake-tests)
+
+;;; flymake.el ends here