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|
;;; semantic-utest-c.el --- C based parsing tests. -*- lexical-binding:t -*-
;; Copyright (C) 2008-2025 Free Software Foundation, Inc.
;; Author: Eric M. Ludlam <zappo@gnu.org>
;; 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:
;;
;; Run some C based parsing tests.
(require 'ert)
(require 'semantic)
(defvar semantic-utest-c-comparisons
'( ("testsppreplace.c" . "testsppreplaced.c")
)
"List of files to parse and compare against each other.")
(defvar cedet-utest-directory
(let* ((C (file-name-directory (locate-library "cedet")))
(D (expand-file-name "../../test/manual/cedet/" C)))
D)
"Location of test files for this test suite.")
(defvar semantic-utest-c-test-directory (expand-file-name "tests" cedet-utest-directory)
"Location of test files.")
(defvar semantic-lex-c-nested-namespace-ignore-second)
;;; Code:
(ert-deftest semantic-test-c-preprocessor-simulation ()
"Run parsing test for C from the test directory."
:tags '(:expensive-test)
(semantic-mode 1)
(dolist (fp semantic-utest-c-comparisons)
(let* ((semantic-lex-c-nested-namespace-ignore-second nil)
(tags-actual
(with-current-buffer
(find-file-noselect (expand-file-name (car fp) semantic-utest-c-test-directory))
(semantic-clear-toplevel-cache)
(semantic-fetch-tags)))
(tags-expected
(with-current-buffer (find-file-noselect (expand-file-name (cdr fp) semantic-utest-c-test-directory))
(semantic-clear-toplevel-cache)
(semantic-fetch-tags))))
(when (or (not tags-expected) (not tags-actual))
(message "Tried to find test files in: %s" semantic-utest-c-test-directory)
(error "Failed: Discovered no tags in test files or test file not found"))
;; Now that we have the tags, compare them for SPP accuracy.
(dolist (tag tags-actual)
(if (and (semantic-tag-of-class-p tag 'variable)
(semantic-tag-variable-constant-p tag))
nil ; skip the macros.
(if (semantic-tag-similar-with-subtags-p tag (car tags-expected))
(setq tags-expected (cdr tags-expected))
(with-mode-local c-mode
(should nil) ;; this is a fail condition
(message "Error: Found: >> %s << Expected: >> %s <<"
(semantic-format-tag-prototype tag nil t)
(semantic-format-tag-prototype (car tags-expected) nil t)
)))
))
)))
(require 'semantic/bovine/gcc)
;; Example output of "gcc -v"
(defvar semantic-gcc-test-strings
'(;; My old box:
"Reading specs from /usr/lib/gcc-lib/i386-redhat-linux/3.2.2/specs
Configured with: ../configure --prefix=/usr --mandir=/usr/share/man --infodir=/usr/share/info --enable-shared --enable-threads=posix --disable-checking --with-system-zlib --enable-__cxa_atexit --host=i386-redhat-linux
Thread model: posix
gcc version 3.2.2 20030222 (Red Hat Linux 3.2.2-5)"
;; Alex Ott:
"Using built-in specs.
Target: i486-linux-gnu
Configured with: ../src/configure -v --with-pkgversion='Ubuntu 4.3.1-9ubuntu1' --with-bugurl=file:///usr/share/doc/gcc-4.3/README.Bugs --enable-languages=c,c++,fortran,objc,obj-c++ --prefix=/usr --enable-shared --with-system-zlib --libexecdir=/usr/lib --without-included-gettext --enable-threads=posix --enable-nls --with-gxx-include-dir=/usr/include/c++/4.3 --program-suffix=-4.3 --enable-clocale=gnu --enable-libstdcxx-debug --enable-objc-gc --enable-mpfr --enable-targets=all --enable-checking=release --build=i486-linux-gnu --host=i486-linux-gnu --target=i486-linux-gnu
Thread model: posix
gcc version 4.3.1 (Ubuntu 4.3.1-9ubuntu1)"
;; My Debian box:
"Using built-in specs.
Target: x86_64-unknown-linux-gnu
Configured with: ../../../sources/gcc/configure --prefix=/usr/local/glibc-2.3.6/x86_64/apps/gcc-4.2.3 --with-gmp=/usr/local/gcc/gmp --with-mpfr=/usr/local/gcc/mpfr --enable-languages=c,c++,fortran --with-as=/usr/local/glibc-2.3.6/x86_64/apps/gcc-4.2.3/bin/as --with-ld=/usr/local/glibc-2.3.6/x86_64/apps/gcc-4.2.3/bin/ld --disable-multilib
Thread model: posix
gcc version 4.2.3"
;; My mac:
"Using built-in specs.
Target: i686-apple-darwin8
Configured with: /private/var/tmp/gcc/gcc-5341.obj~1/src/configure --disable-checking -enable-werror --prefix=/usr --mandir=/share/man --enable-languages=c,objc,c++,obj-c++ --program-transform-name=/^[cg][^.-]*$/s/$/-4.0/ --with-gxx-include-dir=/include/c++/4.0.0 --with-slibdir=/usr/lib --build=powerpc-apple-darwin8 --with-arch=pentium-m --with-tune=prescott --program-prefix= --host=i686-apple-darwin8 --target=i686-apple-darwin8
Thread model: posix
gcc version 4.0.1 (Apple Computer, Inc. build 5341)"
;; Ubuntu Intrepid
"Using built-in specs.
Target: x86_64-linux-gnu
Configured with: ../src/configure -v --with-pkgversion='Ubuntu 4.3.2-1ubuntu12' --with-bugurl=file:///usr/share/doc/gcc-4.3/README.Bugs --enable-languages=c,c++,fortran,objc,obj-c++ --prefix=/usr --enable-shared --with-system-zlib --libexecdir=/usr/lib --without-included-gettext --enable-threads=posix --enable-nls --with-gxx-include-dir=/usr/include/c++/4.3 --program-suffix=-4.3 --enable-clocale=gnu --enable-libstdcxx-debug --enable-objc-gc --enable-mpfr --enable-checking=release --build=x86_64-linux-gnu --host=x86_64-linux-gnu --target=x86_64-linux-gnu
Thread model: posix
gcc version 4.3.2 (Ubuntu 4.3.2-1ubuntu12)"
;; Red Hat EL4
"Reading specs from /usr/lib/gcc/x86_64-redhat-linux/3.4.6/specs
Configured with: ../configure --prefix=/usr --mandir=/usr/share/man --infodir=/usr/share/info --enable-shared --enable-threads=posix --disable-checking --with-system-zlib --enable-__cxa_atexit --disable-libunwind-exceptions --enable-java-awt=gtk --host=x86_64-redhat-linux
Thread model: posix
gcc version 3.4.6 20060404 (Red Hat 3.4.6-10)"
;; Red Hat EL5
"Using built-in specs.
Target: x86_64-redhat-linux
Configured with: ../configure --prefix=/usr --mandir=/usr/share/man --infodir=/usr/share/info --enable-shared --enable-threads=posix --enable-checking=release --with-system-zlib --enable-__cxa_atexit --disable-libunwind-exceptions --enable-libgcj-multifile --enable-languages=c,c++,objc,obj-c++,java,fortran,ada --enable-java-awt=gtk --disable-dssi --enable-plugin --with-java-home=/usr/lib/jvm/java-1.4.2-gcj-1.4.2.0/jre --with-cpu=generic --host=x86_64-redhat-linux
Thread model: posix
gcc version 4.1.2 20080704 (Red Hat 4.1.2-44)"
;; David Engster's German gcc on Ubuntu 4.3
"Es werden eingebaute Spezifikationen verwendet.
Ziel: i486-linux-gnu
Konfiguriert mit: ../src/configure -v --with-pkgversion='Ubuntu 4.3.2-1ubuntu12' --with-bugurl=file:///usr/share/doc/gcc-4.3/README.Bugs --enable-languages=c,c++,fortran,objc,obj-c++ --prefix=/usr --enable-shared --with-system-zlib --libexecdir=/usr/lib --without-included-gettext --enable-threads=posix --enable-nls --with-gxx-include-dir=/usr/include/c++/4.3 --program-suffix=-4.3 --enable-clocale=gnu --enable-libstdcxx-debug --enable-objc-gc --enable-mpfr --enable-targets=all --enable-checking=release --build=i486-linux-gnu --host=i486-linux-gnu --target=i486-linux-gnu
Thread-Modell: posix
gcc-Version 4.3.2 (Ubuntu 4.3.2-1ubuntu12)"
;; Damien Deville BSD
"Using built-in specs.
Target: i386-undermydesk-freebsd
Configured with: FreeBSD/i386 system compiler
Thread model: posix
gcc version 4.2.1 20070719 [FreeBSD]"
)
"A bunch of sample gcc -v outputs from different machines.")
(defvar semantic-gcc-test-strings-fail
'(;; A really old Solaris box I found
"Reading specs from /usr/local/gcc-2.95.2/lib/gcc-lib/sparc-sun-solaris2.6/2.95.2/specs
gcc version 2.95.2 19991024 (release)"
)
"A bunch of sample gcc -v outputs that fail to provide the info we want.")
(ert-deftest semantic-test-gcc-output-parser ()
"Test the output parser against some collected strings."
(dolist (S semantic-gcc-test-strings)
(let* ((fields (semantic-gcc-fields S))
(v (cdr (assoc 'version fields)))
(h (or (cdr (assoc 'target fields))
(cdr (assoc '--target fields))
(cdr (assoc '--host fields))))
(p (cdr (assoc '--prefix fields)))
)
;; No longer test for prefixes.
(when (not (and v h))
(let ((strs (split-string S "\n")))
(message "Test failed on %S\nV H P:\n%S %S %S" (car strs) v h p)
))
(should (and v h))
))
(dolist (S semantic-gcc-test-strings-fail)
(let* ((fields (semantic-gcc-fields S))
(v (cdr (assoc 'version fields)))
(h (or (cdr (assoc '--host fields))
(cdr (assoc 'target fields))))
(p (cdr (assoc '--prefix fields)))
)
;; negative test
(should-not (and v h p))
))
)
(provide 'semantic-utest-c)
;;; semantic-utest-c.el ends here
|
