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afcbec6114
* test/lisp/dired-tests.el (dired-test-bug25609): Mark unused args. * test/src/data-tests.el (binding-test-set-constant-t) (binding-test-set-constant-nil, binding-test-set-constant-keyword) (binding-test-set-constant-nil): Silence compiler. * test/src/regex-tests.el (regex-tests-BOOST): Escape char literal.
482 lines
17 KiB
EmacsLisp
482 lines
17 KiB
EmacsLisp
;;; data-tests.el --- tests for src/data.c
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;; Copyright (C) 2013-2017 Free Software Foundation, Inc.
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;;; Code:
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(require 'cl-lib)
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(ert-deftest data-tests-= ()
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(should-error (=))
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(should (= 1))
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(should (= 2 2))
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(should (= 9 9 9 9 9 9 9 9 9))
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(should (= most-negative-fixnum (float most-negative-fixnum)))
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(should-not (= most-positive-fixnum (+ 1.0 most-positive-fixnum)))
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(should-not (apply #'= '(3 8 3)))
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(should-error (= 9 9 'foo))
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;; Short circuits before getting to bad arg
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(should-not (= 9 8 'foo)))
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(ert-deftest data-tests-< ()
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(should-error (<))
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(should (< 1))
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(should (< 2 3))
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(should (< -6 -1 0 2 3 4 8 9 999))
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(should (< 0.5 most-positive-fixnum (+ 1.0 most-positive-fixnum)))
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(should-not (apply #'< '(3 8 3)))
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(should-error (< 9 10 'foo))
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;; Short circuits before getting to bad arg
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(should-not (< 9 8 'foo)))
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(ert-deftest data-tests-> ()
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(should-error (>))
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(should (> 1))
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(should (> 3 2))
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(should (> 6 1 0 -2 -3 -4 -8 -9 -999))
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(should (> (+ 1.0 most-positive-fixnum) most-positive-fixnum 0.5))
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(should-not (apply #'> '(3 8 3)))
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(should-error (> 9 8 'foo))
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;; Short circuits before getting to bad arg
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(should-not (> 8 9 'foo)))
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(ert-deftest data-tests-<= ()
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(should-error (<=))
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(should (<= 1))
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(should (<= 2 3))
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(should (<= -6 -1 -1 0 0 0 2 3 4 8 999))
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(should (<= 0.5 most-positive-fixnum (+ 1.0 most-positive-fixnum)))
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(should-not (apply #'<= '(3 8 3 3)))
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(should-error (<= 9 10 'foo))
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;; Short circuits before getting to bad arg
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(should-not (<= 9 8 'foo)))
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(ert-deftest data-tests->= ()
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(should-error (>=))
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(should (>= 1))
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(should (>= 3 2))
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(should (>= 666 1 0 0 -2 -3 -3 -3 -4 -8 -8 -9 -999))
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(should (>= (+ 1.0 most-positive-fixnum) most-positive-fixnum))
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(should-not (apply #'>= '(3 8 3)))
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(should-error (>= 9 8 'foo))
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;; Short circuits before getting to bad arg
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(should-not (>= 8 9 'foo)))
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(ert-deftest data-tests-max ()
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(should-error (max))
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(should (= 1 (max 1)))
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(should (= 3 (max 3 2)))
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(should (= 666 (max 666 1 0 0 -2 -3 -3 -3 -4 -8 -8 -9 -999)))
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(should (= (1+ most-negative-fixnum)
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(max (float most-negative-fixnum) (1+ most-negative-fixnum))))
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(should (= 8 (apply #'max '(3 8 3))))
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(should-error (max 9 8 'foo))
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(should-error (max (make-marker)))
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(should (eql 1 (max (point-min-marker) 1))))
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(ert-deftest data-tests-min ()
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(should-error (min))
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(should (= 1 (min 1)))
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(should (= 2 (min 3 2)))
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(should (= -999 (min 666 1 0 0 -2 -3 -3 -3 -4 -8 -8 -9 -999)))
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(should (= most-positive-fixnum
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(min (+ 1.0 most-positive-fixnum) most-positive-fixnum)))
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(should (= 3 (apply #'min '(3 8 3))))
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(should-error (min 9 8 'foo))
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(should-error (min (make-marker)))
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(should (eql 1 (min (point-min-marker) 1))))
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;; Bool vector tests. Compactly represent bool vectors as hex
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;; strings.
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(ert-deftest bool-vector-count-population-all-0-nil ()
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(cl-loop for sz in '(0 45 1 64 9 344)
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do (let* ((bv (make-bool-vector sz nil)))
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(should
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(zerop
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(bool-vector-count-population bv))))))
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(ert-deftest bool-vector-count-population-all-1-t ()
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(cl-loop for sz in '(0 45 1 64 9 344)
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do (let* ((bv (make-bool-vector sz t)))
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(should
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(eql
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(bool-vector-count-population bv)
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sz)))))
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(ert-deftest bool-vector-count-population-1-nil ()
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(let* ((bv (make-bool-vector 45 nil)))
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(aset bv 40 t)
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(aset bv 0 t)
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(should
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(eql
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(bool-vector-count-population bv)
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2))))
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(ert-deftest bool-vector-count-population-1-t ()
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(let* ((bv (make-bool-vector 45 t)))
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(aset bv 40 nil)
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(aset bv 0 nil)
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(should
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(eql
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(bool-vector-count-population bv)
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43))))
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(defun mock-bool-vector-count-consecutive (a b i)
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(cl-loop for i from i below (length a)
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while (eq (aref a i) b)
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sum 1))
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(defun test-bool-vector-bv-from-hex-string (desc)
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(let (bv nchars nibbles)
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(dolist (c (string-to-list desc))
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(push (string-to-number
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(char-to-string c)
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16)
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nibbles))
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(setf bv (make-bool-vector (* 4 (length nibbles)) nil))
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(let ((i 0))
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(dolist (n (nreverse nibbles))
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(dotimes (_ 4)
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(aset bv i (> (logand 1 n) 0))
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(cl-incf i)
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(setf n (lsh n -1)))))
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bv))
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(defun test-bool-vector-to-hex-string (bv)
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(let (nibbles (v (cl-coerce bv 'list)))
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(while v
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(push (logior
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(lsh (if (nth 0 v) 1 0) 0)
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(lsh (if (nth 1 v) 1 0) 1)
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(lsh (if (nth 2 v) 1 0) 2)
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(lsh (if (nth 3 v) 1 0) 3))
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nibbles)
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(setf v (nthcdr 4 v)))
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(mapconcat (lambda (n) (format "%X" n))
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(nreverse nibbles)
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"")))
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(defun test-bool-vector-count-consecutive-tc (desc)
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"Run a test case for bool-vector-count-consecutive.
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DESC is a string describing the test. It is a sequence of
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hexadecimal digits describing the bool vector. We exhaustively
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test all counts at all possible positions in the vector by
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comparing the subr with a much slower lisp implementation."
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(let ((bv (test-bool-vector-bv-from-hex-string desc)))
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(cl-loop
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for lf in '(nil t)
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do (cl-loop
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for pos from 0 upto (length bv)
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for cnt = (mock-bool-vector-count-consecutive bv lf pos)
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for rcnt = (bool-vector-count-consecutive bv lf pos)
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unless (eql cnt rcnt)
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do (error "FAILED testcase %S %3S %3S %3S"
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pos lf cnt rcnt)))))
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(defconst bool-vector-test-vectors
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'(""
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"0"
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"F"
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"0F"
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"F0"
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"00000000000000000000000000000FFFFF0000000"
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"44a50234053fba3340000023444a50234053fba33400000234"
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"12341234123456123412346001234123412345612341234600"
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"44a50234053fba33400000234"
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"1234123412345612341234600"
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"44a50234053fba33400000234"
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"1234123412345612341234600"
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"44a502340"
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"123412341"
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"0000000000000000000000000"
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"FFFFFFFFFFFFFFFF1"))
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(ert-deftest bool-vector-count-consecutive ()
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(mapc #'test-bool-vector-count-consecutive-tc
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bool-vector-test-vectors))
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(defun test-bool-vector-apply-mock-op (mock a b c)
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"Compute (slowly) the correct result of a bool-vector set operation."
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(let (changed nv)
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(cl-assert (eql (length b) (length c)))
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(if a (setf nv a)
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(setf a (make-bool-vector (length b) nil))
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(setf changed t))
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(cl-loop for i below (length b)
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for mockr = (funcall mock
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(if (aref b i) 1 0)
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(if (aref c i) 1 0))
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for r = (not (= 0 mockr))
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do (progn
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(unless (eq (aref a i) r)
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(setf changed t))
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(setf (aref a i) r)))
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(if changed a)))
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(defun test-bool-vector-binop (mock real)
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"Test a binary set operation."
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(cl-loop for s1 in bool-vector-test-vectors
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for bv1 = (test-bool-vector-bv-from-hex-string s1)
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for vecs2 = (cl-remove-if-not
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(lambda (x) (eql (length x) (length s1)))
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bool-vector-test-vectors)
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do (cl-loop for s2 in vecs2
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for bv2 = (test-bool-vector-bv-from-hex-string s2)
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for mock-result = (test-bool-vector-apply-mock-op
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mock nil bv1 bv2)
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for real-result = (funcall real bv1 bv2)
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do (progn
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(should (equal mock-result real-result))))))
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(ert-deftest bool-vector-intersection-op ()
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(test-bool-vector-binop
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#'logand
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#'bool-vector-intersection))
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(ert-deftest bool-vector-union-op ()
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(test-bool-vector-binop
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#'logior
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#'bool-vector-union))
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(ert-deftest bool-vector-xor-op ()
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(test-bool-vector-binop
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#'logxor
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#'bool-vector-exclusive-or))
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(ert-deftest bool-vector-set-difference-op ()
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(test-bool-vector-binop
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(lambda (a b) (logand a (lognot b)))
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#'bool-vector-set-difference))
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(ert-deftest bool-vector-change-detection ()
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(let* ((vc1 (test-bool-vector-bv-from-hex-string "abcdef"))
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(vc2 (test-bool-vector-bv-from-hex-string "012345"))
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(vc3 (make-bool-vector (length vc1) nil))
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(c1 (bool-vector-union vc1 vc2 vc3))
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(c2 (bool-vector-union vc1 vc2 vc3)))
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(should (equal c1 (test-bool-vector-apply-mock-op
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#'logior
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nil
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vc1 vc2)))
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(should (not c2))))
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(ert-deftest bool-vector-not ()
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(let* ((v1 (test-bool-vector-bv-from-hex-string "FFFF3"))
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(v2 (test-bool-vector-bv-from-hex-string "0000C"))
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(v3 (bool-vector-not v1)))
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(should (equal v2 v3))))
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;; Tests for variable bindings
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(defvar binding-test-buffer-A (get-buffer-create "A"))
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(defvar binding-test-buffer-B (get-buffer-create "B"))
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(defvar binding-test-always-local 'always)
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(make-variable-buffer-local 'binding-test-always-local)
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(defvar binding-test-some-local 'some)
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(with-current-buffer binding-test-buffer-A
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(set (make-local-variable 'binding-test-some-local) 'local))
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(ert-deftest binding-test-manual ()
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"A test case from the elisp manual."
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(with-current-buffer binding-test-buffer-A
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(let ((binding-test-some-local 'something-else))
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(should (eq binding-test-some-local 'something-else))
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(set-buffer binding-test-buffer-B)
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(should (eq binding-test-some-local 'some)))
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(should (eq binding-test-some-local 'some))
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(set-buffer binding-test-buffer-A)
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(should (eq binding-test-some-local 'local))))
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(ert-deftest binding-test-setq-default ()
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"Test that a setq-default has no effect when there is a local binding."
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(with-current-buffer binding-test-buffer-B
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;; This variable is not local in this buffer.
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(let ((binding-test-some-local 'something-else))
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(setq-default binding-test-some-local 'new-default))
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(should (eq binding-test-some-local 'some))))
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(ert-deftest binding-test-makunbound ()
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"Tests of makunbound, from the manual."
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(with-current-buffer binding-test-buffer-B
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(should (boundp 'binding-test-some-local))
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(let ((binding-test-some-local 'outer))
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(let ((binding-test-some-local 'inner))
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(makunbound 'binding-test-some-local)
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(should (not (boundp 'binding-test-some-local))))
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(should (and (boundp 'binding-test-some-local)
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(eq binding-test-some-local 'outer))))))
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(ert-deftest binding-test-defvar-bool ()
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"Test DEFVAR_BOOL"
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(let ((display-hourglass 5))
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(should (eq display-hourglass t))))
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(ert-deftest binding-test-defvar-int ()
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"Test DEFVAR_INT"
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(should-error (setq gc-cons-threshold 5.0) :type 'wrong-type-argument))
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(ert-deftest binding-test-set-constant-t ()
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"Test setting the constant t"
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(with-no-warnings (should-error (setq t 'bob) :type 'setting-constant)))
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(ert-deftest binding-test-set-constant-nil ()
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"Test setting the constant nil"
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(with-no-warnings (should-error (setq nil 'bob) :type 'setting-constant)))
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(ert-deftest binding-test-set-constant-keyword ()
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"Test setting a keyword constant"
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(with-no-warnings (should-error (setq :keyword 'bob) :type 'setting-constant)))
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(ert-deftest binding-test-set-constant-nil ()
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"Test setting a keyword to itself"
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(with-no-warnings (should (setq :keyword :keyword))))
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;; More tests to write -
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;; kill-local-variable
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;; defconst; can modify
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;; defvar and defconst modify the local binding [ doesn't matter for us ]
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;; various kinds of special internal forwarding objects
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;; a couple examples in manual, not enough
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;; variable aliases
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;; Tests for watchpoints
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(ert-deftest data-tests-variable-watchers ()
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(defvar data-tests-var 0)
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(let* ((watch-data nil)
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(collect-watch-data
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(lambda (&rest args) (push args watch-data))))
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(cl-flet ((should-have-watch-data (data)
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(should (equal (pop watch-data) data))
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(should (null watch-data))))
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(add-variable-watcher 'data-tests-var collect-watch-data)
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(setq data-tests-var 1)
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(should-have-watch-data '(data-tests-var 1 set nil))
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(let ((data-tests-var 2))
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(should-have-watch-data '(data-tests-var 2 let nil))
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(setq data-tests-var 3)
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(should-have-watch-data '(data-tests-var 3 set nil)))
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(should-have-watch-data '(data-tests-var 1 unlet nil))
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;; `setq-default' on non-local variable is same as `setq'.
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(setq-default data-tests-var 4)
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(should-have-watch-data '(data-tests-var 4 set nil))
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(makunbound 'data-tests-var)
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(should-have-watch-data '(data-tests-var nil makunbound nil))
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(setq data-tests-var 5)
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(should-have-watch-data '(data-tests-var 5 set nil))
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(remove-variable-watcher 'data-tests-var collect-watch-data)
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(setq data-tests-var 6)
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(should (null watch-data)))))
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(ert-deftest data-tests-varalias-watchers ()
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(defvar data-tests-var0 0)
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(defvar data-tests-var1 0)
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(defvar data-tests-var2 0)
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(defvar data-tests-var3 0)
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(let* ((watch-data nil)
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(collect-watch-data
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(lambda (&rest args) (push args watch-data))))
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(cl-flet ((should-have-watch-data (data)
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(should (equal (pop watch-data) data))
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(should (null watch-data))))
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;; Watch var0, then alias it.
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(add-variable-watcher 'data-tests-var0 collect-watch-data)
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(defvar data-tests-var0-alias)
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(defvaralias 'data-tests-var0-alias 'data-tests-var0)
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(setq data-tests-var0 1)
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(should-have-watch-data '(data-tests-var0 1 set nil))
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(setq data-tests-var0-alias 2)
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(should-have-watch-data '(data-tests-var0 2 set nil))
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;; Alias var1, then watch var1-alias.
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(defvar data-tests-var1-alias)
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(defvaralias 'data-tests-var1-alias 'data-tests-var1)
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(add-variable-watcher 'data-tests-var1-alias collect-watch-data)
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(setq data-tests-var1 1)
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(should-have-watch-data '(data-tests-var1 1 set nil))
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(setq data-tests-var1-alias 2)
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(should-have-watch-data '(data-tests-var1 2 set nil))
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;; Alias var2, then watch it.
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(defvar data-tests-var2-alias)
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(defvaralias 'data-tests-var2-alias 'data-tests-var2)
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(add-variable-watcher 'data-tests-var2 collect-watch-data)
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(setq data-tests-var2 1)
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(should-have-watch-data '(data-tests-var2 1 set nil))
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(setq data-tests-var2-alias 2)
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(should-have-watch-data '(data-tests-var2 2 set nil))
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;; Watch var3-alias, then make it alias var3 (this removes the
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;; watcher flag).
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(defvar data-tests-var3-alias 0)
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(add-variable-watcher 'data-tests-var3-alias collect-watch-data)
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(defvaralias 'data-tests-var3-alias 'data-tests-var3)
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(should-have-watch-data '(data-tests-var3-alias
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data-tests-var3 defvaralias nil))
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(setq data-tests-var3 1)
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|
(setq data-tests-var3-alias 2)
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|
(should (null watch-data)))))
|
|
|
|
(ert-deftest data-tests-local-variable-watchers ()
|
|
(with-no-warnings
|
|
(defvar-local data-tests-lvar 0))
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|
(let* ((buf1 (current-buffer))
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|
(buf2 nil)
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|
(watch-data nil)
|
|
(collect-watch-data
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|
(lambda (&rest args) (push args watch-data))))
|
|
(cl-flet ((should-have-watch-data (data)
|
|
(should (equal (pop watch-data) data))
|
|
(should (null watch-data))))
|
|
(add-variable-watcher 'data-tests-lvar collect-watch-data)
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|
(setq data-tests-lvar 1)
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|
(should-have-watch-data `(data-tests-lvar 1 set ,buf1))
|
|
(let ((data-tests-lvar 2))
|
|
(should-have-watch-data `(data-tests-lvar 2 let ,buf1))
|
|
(setq data-tests-lvar 3)
|
|
(should-have-watch-data `(data-tests-lvar 3 set ,buf1)))
|
|
(should-have-watch-data `(data-tests-lvar 1 unlet ,buf1))
|
|
(setq-default data-tests-lvar 4)
|
|
(should-have-watch-data `(data-tests-lvar 4 set nil))
|
|
(with-temp-buffer
|
|
(setq buf2 (current-buffer))
|
|
(setq data-tests-lvar 1)
|
|
(should-have-watch-data `(data-tests-lvar 1 set ,buf2))
|
|
(let ((data-tests-lvar 2))
|
|
(should-have-watch-data `(data-tests-lvar 2 let ,buf2))
|
|
(setq data-tests-lvar 3)
|
|
(should-have-watch-data `(data-tests-lvar 3 set ,buf2)))
|
|
(should-have-watch-data `(data-tests-lvar 1 unlet ,buf2))
|
|
(kill-local-variable 'data-tests-lvar)
|
|
(should-have-watch-data `(data-tests-lvar nil makunbound ,buf2))
|
|
(setq data-tests-lvar 3.5)
|
|
(should-have-watch-data `(data-tests-lvar 3.5 set ,buf2))
|
|
(kill-all-local-variables)
|
|
(should-have-watch-data `(data-tests-lvar nil makunbound ,buf2)))
|
|
(setq-default data-tests-lvar 4)
|
|
(should-have-watch-data `(data-tests-lvar 4 set nil))
|
|
(makunbound 'data-tests-lvar)
|
|
(should-have-watch-data '(data-tests-lvar nil makunbound nil))
|
|
(setq data-tests-lvar 5)
|
|
(should-have-watch-data `(data-tests-lvar 5 set ,buf1))
|
|
(remove-variable-watcher 'data-tests-lvar collect-watch-data)
|
|
(setq data-tests-lvar 6)
|
|
(should (null watch-data)))))
|