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+;;; srecode/test.el --- SRecode Core Template tests.
+
+;; Copyright (C) 2008-2019 Free Software Foundation, Inc.
+
+;; 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 <https://www.gnu.org/licenses/>.
+
+;;; Commentary:
+;;
+;; Tests of SRecode template insertion routines and tricks.
+;;
+
+
+(require 'srecode/map)
+(require 'srecode/insert)
+(require 'srecode/dictionary)
+
+
+;;; Code:
+
+;;; MAP DUMP TESTING
+(defun srecode-utest-map-reset ()
+  "Reset, then dump the map of SRecoder templates.
+Probably should be called 'describe-srecode-maps'."
+  (interactive)
+  (message "SRecode Template Path: %S" srecode-map-load-path)
+  ;; Interactive call allows us to dump.
+  (call-interactively 'srecode-get-maps)
+  (switch-to-buffer "*SRECODE MAP*")
+  (message (buffer-string))
+  )
+
+;;; OUTPUT TESTING
+;;
+(defclass srecode-utest-output ()
+  ((point        :initarg  :point
+                 :type     string
+                 :documentation
+                 "Name of this test point.")
+   (name         :initarg  :name
+                 :type     string
+                 :documentation
+                 "Name of the template tested.")
+   (output       :initarg  :output
+                 :type     string
+                 :documentation
+                 "Expected output of the template.")
+   (dict-entries :initarg  :dict-entries
+                 :initform nil
+                 :type     list
+                 :documentation
+                 "Additional dictionary entries to specify.")
+   (pre-fill     :initarg  :pre-fill
+                 :type     (or null string)
+                 :initform nil
+                 :documentation
+                 "Text to prefill a buffer with.
+Place cursor on the ! and delete it.
+If there is a second !, the put the mark there."))
+  "A single template test.")
+
+(cl-defmethod srecode-utest-test ((o srecode-utest-output))
+  "Perform the insertion and test the output.
+Assumes that the current buffer is the testing buffer.
+Return NIL on success, or a diagnostic on failure."
+  (let ((fail nil))
+    (catch 'fail-early
+      (with-slots (name (output-1 output) dict-entries pre-fill) o
+        ;; Prepare buffer: erase content and maybe insert pre-fill
+        ;; content.
+        (erase-buffer)
+        (insert (or pre-fill ""))
+        (goto-char (point-min))
+        (let ((start nil))
+          (when (re-search-forward "!" nil t)
+            (goto-char (match-beginning 0))
+            (setq start (point))
+            (replace-match ""))
+          (when (re-search-forward "!" nil t)
+            (push-mark (match-beginning 0) t t)
+            (replace-match ""))
+          (when start (goto-char start)))
+
+        ;; Find a template, perform an insertion and validate the output.
+        (let ((dict (srecode-create-dictionary))
+              (temp (or (srecode-template-get-table
+                         (srecode-table) name "test" 'tests)
+                        (progn
+                          (srecode-map-update-map)
+                          (srecode-template-get-table
+                           (srecode-table) name "test" 'tests))
+                        (progn
+                          (setq fail (format "Test template \"%s\" for `%s' not loaded!"
+                                             name major-mode))
+                          (throw 'fail-early t)
+                          )))
+              (srecode-handle-region-when-non-active-flag t))
+
+          ;; RESOLVE AND INSERT
+          (let ((entry dict-entries))
+            (while entry
+              (srecode-dictionary-set-value
+               dict (nth 0 entry) (nth 1 entry))
+              (setq entry (nthcdr 1 entry))))
+
+          (srecode-insert-fcn temp dict)
+
+          ;; COMPARE THE OUTPUT
+          (let ((actual (buffer-substring-no-properties
+                         (point-min) (point-max))))
+            (if (string= output-1 actual)
+                nil
+
+              (goto-char (point-max))
+              (insert "\n\n ------------- ^^  actual  ^^ ------------\n\n
+ ------------- vv expected vv ------------\n\n"
+                      output-1)
+              (setq fail
+                    (list (format "Entry %s failed:" (oref o point))
+                          (buffer-string))
+                    )))))
+      )
+    fail))
+
+;;; ARG HANDLER
+;;
+(defun srecode-semantic-handle-:utest (dict)
+  "Add macros into the dictionary DICT for unit testing purposes."
+  (srecode-dictionary-set-value dict "UTESTVAR1" "ARG HANDLER ONE")
+  (srecode-dictionary-set-value dict "UTESTVAR2" "ARG HANDLER TWO")
+  )
+
+(defun srecode-semantic-handle-:utestwitharg (dict)
+  "Add macros into the dictionary DICT based on other vars in DICT."
+  (let ((val1 (srecode-dictionary-lookup-name dict "UTWA"))
+        (nval1 nil))
+    ;; If there is a value, mutate it
+    (if (and val1 (stringp val1))
+        (setq nval1 (upcase val1))
+      ;; No value, make stuff up
+      (setq nval1 "NO VALUE"))
+
+    (srecode-dictionary-set-value dict "UTESTARGXFORM" nval1))
+
+  (let ((dicts (srecode-dictionary-lookup-name dict "UTLOOP")))
+    (dolist (D dicts)
+      ;; For each dictionary, lookup NAME, and transform into
+      ;; something in DICT instead.
+      (let ((sval (srecode-dictionary-lookup-name D "NAME")))
+        (srecode-dictionary-set-value dict (concat "FOO_" sval) sval)
+        )))
+  )
+
+;;; TEST POINTS
+;;
+(defvar srecode-utest-output-entries
+  (list
+   (srecode-utest-output
+    :point "test1" :name "test"
+    :output (concat ";; " (user-full-name) "\n"
+                    ";; " (upcase (user-full-name))) )
+   (srecode-utest-output
+    :point "subs" :name "subs"
+    :output ";; Before Loop
+;; After Loop" )
+   (srecode-utest-output
+    :point "firstlast" :name "firstlast"
+    :output "
+;; << -- FIRST
+;; I'm First
+;; I'm Not Last
+;; -- >>
+
+;; << -- MIDDLE
+;; I'm Not First
+;; I'm Not Last
+;; -- >>
+
+;; << -- LAST
+;; I'm Not First
+;; I'm Last
+;; -- >>
+" )
+   (srecode-utest-output
+    :point "gapsomething" :name "gapsomething"
+    :output ";; First Line
+### ALL ALONE ON A LINE ###
+;;Second Line"
+    :pre-fill ";; First Line
+!;;Second Line")
+   (srecode-utest-output
+    :point "wrapsomething" :name "wrapsomething"
+    :output ";; Put this line in front:
+;; First Line
+;; Put this line at the end:"
+    :pre-fill "!;; First Line
+!")
+   (srecode-utest-output
+    :point "inlinetext" :name "inlinetext"
+    :output ";; A big long comment XX*In the middle*XX with cursor in middle"
+    :pre-fill ";; A big long comment XX!XX with cursor in middle")
+
+   (srecode-utest-output
+    :point "wrapinclude-basic" :name "wrapinclude-basic"
+    :output ";; An includable  we could use.
+;;
+;; Text after a point inserter."
+    )
+   (srecode-utest-output
+    :point "wrapinclude-basic2" :name "wrapinclude-basic"
+    :output ";; An includable MOOSE we could use.
+;;
+;; Text after a point inserter."
+    :dict-entries '("COMMENT" "MOOSE")
+    )
+   (srecode-utest-output
+    :point "wrapinclude-around" :name "wrapinclude-around"
+    :output ";; An includable  we could use.
+;; [VAR]Intermediate Comments
+;; Text after a point inserter."
+    )
+   (srecode-utest-output
+    :point "wrapinclude-around1" :name "wrapinclude-around"
+    :output ";; An includable PENGUIN we could use.
+;; [VAR]Intermediate Comments
+;; Text after a point inserter."
+    :dict-entries '("COMMENT" "PENGUIN")
+    )
+   (srecode-utest-output
+    :point "complex-subdict" :name "complex-subdict"
+    :output ";; I have a cow and a dog.")
+   (srecode-utest-output
+    :point "wrap-new-template" :name "wrap-new-template"
+    :output "template newtemplate
+\"A nice doc string goes here.\"
+----
+Random text in the new template
+----
+bind \"a\""
+    :dict-entries '( "NAME" "newtemplate" "KEY" "a" )
+    )
+   (srecode-utest-output
+    :point "column-data" :name "column-data"
+    :output "Table of Values:
+Left Justified       | Right Justified
+FIRST                |                FIRST
+VERY VERY LONG STRIN | VERY VERY LONG STRIN
+MIDDLE               |               MIDDLE
+S                    |                    S
+LAST                 |                 LAST")
+   (srecode-utest-output
+    :point "custom-arg-handler" :name "custom-arg-handler"
+    :output "OUTSIDE SECTION: ARG HANDLER ONE
+INSIDE SECTION: ARG HANDLER ONE")
+   (srecode-utest-output
+    :point "custom-arg-w-arg none" :name "custom-arg-w-arg"
+    :output "Value of xformed UTWA: NO VALUE")
+   (srecode-utest-output
+    :point "custom-arg-w-arg upcase" :name "custom-arg-w-arg"
+    :dict-entries '( "UTWA" "uppercaseme" )
+    :output "Value of xformed UTWA: UPPERCASEME")
+   (srecode-utest-output
+    :point "custom-arg-w-subdict" :name "custom-arg-w-subdict"
+    :output "All items here: item1 item2 item3")
+
+   ;; Test cases for new "section ... end" dictionary syntax
+   (srecode-utest-output
+    :point "nested-dictionary-syntax-flat"
+    :name   "nested-dictionary-syntax-flat"
+    :output "sub item1")
+   (srecode-utest-output
+    :point "nested-dictionary-syntax-nesting"
+    :name   "nested-dictionary-syntax-nesting"
+    :output "item11-item11-item21-item31  item21-item11-item21-item31  item31-item311-item321  ")
+   (srecode-utest-output
+    :point "nested-dictionary-syntax-mixed"
+    :name   "nested-dictionary-syntax-mixed"
+    :output "item1 item2"))
+  "Test point entries for the template output tests.")
+
+;;; Master Harness
+;;
+(defvar srecode-utest-testfile
+  (expand-file-name (concat (make-temp-name "srecode-utest-") ".srt") temporary-file-directory)
+  "File used to do testing.")
+
+(ert-deftest srecode-utest-template-output ()
+  "Test various template insertion options."
+  (save-excursion
+    (let ((testbuff (find-file-noselect srecode-utest-testfile)))
+
+      (set-buffer testbuff)
+
+      (srecode-load-tables-for-mode major-mode)
+      (srecode-load-tables-for-mode major-mode 'tests)
+
+      (should (srecode-table major-mode))
+
+      ;; Loop over the output testpoints.
+
+      (dolist (p srecode-utest-output-entries)
+        (set-buffer testbuff) ;; XEmacs causes a buffer switch.  I don't know why
+        (should-not (srecode-utest-test p))
+        )
+
+      ))
+  (when (file-exists-p srecode-utest-testfile)
+    (delete-file srecode-utest-testfile)))
+
+;;; Project test
+;;
+;; Test that "project" specification works ok.
+
+(ert-deftest srecode-utest-project ()
+  "Test thta project filtering works."
+  (save-excursion
+    (let ((testbuff (find-file-noselect srecode-utest-testfile))
+          (temp nil))
+
+      (set-buffer testbuff)
+      (erase-buffer)
+
+      ;; Load the basics, and test that we can't find the application templates.
+      (srecode-load-tables-for-mode major-mode)
+
+      (should (srecode-table major-mode))
+
+      (setq temp (srecode-template-get-table (srecode-table)
+                                             "test-project"
+                                             "test"
+                                             'tests
+                                             ))
+      (when temp
+        (should-not "App Template Loaded when not specified."))
+
+      ;; Load the application templates, and make sure we can find them.
+      (srecode-load-tables-for-mode major-mode 'tests)
+
+      (setq temp (srecode-template-get-table (srecode-table)
+                                             "test-project"
+                                             "test"
+                                             'tests
+                                             ))
+
+      (when (not temp)
+        (should-not "Failed to load app specific template when available."))
+
+      ;; Temporarily change the home of this file.  This will make the
+      ;; project template go out of scope.
+      (let ((default-directory (expand-file-name "~/")))
+
+        (setq temp (srecode-template-get-table (srecode-table)
+                                               "test-project"
+                                               "test"
+                                               'tests
+                                               ))
+
+        (when temp
+          (should-not "Project specific template available when in wrong directory."))
+
+        )))
+  (when (file-exists-p srecode-utest-testfile)
+    (delete-file srecode-utest-testfile)))
+
+
+(provide 'cedet/srecode-utest-template)
+;;; srecode-utest-template.el ends here