t/python-virtualenv.sh

   1 #! /bin/sh
   2 # Copyright (C) 2011-2017 Free Software Foundation, Inc.
   3 #
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 2, or (at your option)
   7 # any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
  16
  17 # Check that python support can work well with virtualenvs.
  18 # This test also works as a mild stress-test on the python support.
  19
  20 required='cc python virtualenv'
  21 . test-init.sh
  22
  23 # In case the user's config.site defines pythondir or pyexecdir.
  24 CONFIG_SITE=/dev/null; export CONFIG_SITE
  25
  26 py_version_pre=$($PYTHON -V)
  27
  28 # Skip the test if a proper virtualenv cannot be created.
  29 virtualenv -p"$PYTHON" --verbose virtenv && py_installed virtenv/bin/activate \
  30   || skip_ "couldn't create python virtual environment"
  31
  32 # Activate the virtualenv.
  33 . ./virtenv/bin/activate
  34 # Sanity check.
  35 if test -z "$VIRTUAL_ENV"; then
  36   framework_failure_ "can't activate python virtual environment"
  37 fi
  38
  39 py_version_post=$(python -V)
  40
  41 # Sanity check.
  42 test "$py_version_pre" = "$py_version_post"
  43
  44 cwd=$(pwd) || fatal_ "getting current working directory"
  45 py_version=$(python -c 'import sys; print("%u.%u" % tuple(sys.version_info[:2]))')
  46 py_site=$VIRTUAL_ENV/lib/python$py_version/site-packages
  47
  48 # We need to do do this early, just to set some cache variables properly,
  49 # since because we're going to unset $PYTHON next.
  50 if python_has_pep3147; then
  51   : PEP 3147 will be used in installation of ".pyc" files
  52 fi
  53 # We don't want our original python to be picked up by configure
  54 # invocations.
  55 unset PYTHON
  56
  57 # We need control over the package name.
  58 cat > configure.ac << END
  59 AC_INIT([am_virtenv], [1.0])
  60 AM_INIT_AUTOMAKE
  61 AC_CONFIG_FILES([Makefile])
  62 AC_PROG_CC
  63 AM_PROG_AR
  64 AC_PROG_RANLIB
  65 AM_PATH_PYTHON
  66 AC_OUTPUT
  67 END
  68
  69 cat > Makefile.am << 'END'
  70 python_PYTHON = am_foo.py
  71 pkgpython_PYTHON = __init__.py
  72 pyexec_LIBRARIES = libquux.a
  73 libquux_a_SOURCES = foo.c
  74 pkgpyexec_LIBRARIES = libzardoz.a
  75 libzardoz_a_SOURCES = foo.c
  76
  77 .PYTHON: debug test-run
  78 debug:
  79         @echo PYTHON: $(PYTHON)
  80         @echo PYTHON_VERSION: $(PYTHON_VERSION)
  81         @echo prefix: $(prefix)
  82         @echo pythondir: $(pythondir)
  83         @echo pkgpythondir: $(pkgpythondir)
  84         @echo pyexecdir: $(pyexecdir)
  85         @echo pkgpyexecdir: $(pkgpyexecdir)
  86 test-run:
  87         ## In a virtualenv, the default python must be the custom
  88         ## virtualenv python.
  89         @: \
  90           && py1=`python -c 'import sys; print(sys.executable)'` \
  91           && py2=`$(PYTHON) -c 'import sys; print(sys.executable)'` \
  92           && echo "py1: $$py1" \
  93           && echo "py2: $$py2" \
  94           && test -n "$$py1" \
  95           && test -n "$$py2" \
  96           && test x"$$py1" = x"$$py2"
  97         ## Check that modules installed in the virtualenv are readily
  98         ## available.
  99         python -c 'from am_foo import foo_func; assert (foo_func () == 12345)'
 100         python -c 'from am_virtenv import old_am; assert (old_am () == "AutoMake")'
 101 all-local: debug
 102 END
 103
 104 cat > am_foo.py << 'END'
 105 def foo_func ():
 106     return 12345
 107 END
 108
 109 cat > __init__.py << 'END'
 110 def old_am ():
 111     return 'AutoMake'
 112 END
 113
 114 cat > foo.c << 'END'
 115 int foo (void)
 116 {
 117   return 0;
 118 }
 119 END
 120
 121 check_install ()
 122 {
 123   $MAKE install ${1+"$@"}
 124
 125   test -f      "$py_site"/am_foo.py
 126   py_installed "$py_site"/am_foo.pyc
 127   py_installed "$py_site"/am_foo.pyo
 128   py_installed "$py_site"/am_virtenv/__init__.py
 129   py_installed "$py_site"/am_virtenv/__init__.pyc
 130   py_installed "$py_site"/am_virtenv/__init__.pyo
 131   test -f      "$py_site"/libquux.a
 132   test -f      "$py_site"/am_virtenv/libzardoz.a
 133 }
 134
 135 check_uninstall ()
 136 {
 137   $MAKE uninstall ${1+"$@"}
 138
 139   test ! -e          "$py_site"/am_foo.py
 140   py_installed --not "$py_site"/am_foo.pyc
 141   py_installed --not "$py_site"/am_foo.pyo
 142   test ! -e          "$py_site"/am_virtenv/__init__.py
 143   py_installed --not "$py_site"/am_virtenv/__init__.pyc
 144   py_installed --not "$py_site"/am_virtenv/__init__.pyo
 145   test ! -e          "$py_site"/libquux.a
 146   test ! -e          "$py_site"/am_virtenv/libzardoz.a
 147 }
 148
 149 $ACLOCAL
 150 $AUTOCONF
 151 $AUTOMAKE --add-missing
 152
 153 # Try a VPATH build.
 154 mkdir build
 155 cd build
 156 ../configure --prefix="$VIRTUAL_ENV"
 157 check_install
 158 $MAKE test-run
 159 check_uninstall
 160 cd ..
 161
 162 # Try an in-tree build.
 163 ./configure --prefix="$VIRTUAL_ENV"
 164 check_install
 165 $MAKE test-run
 166 check_uninstall
 167
 168 $MAKE distclean
 169
 170 # Overriding pythondir and pyexecdir with cache variables should work.
 171 ./configure am_cv_python_pythondir="$py_site" \
 172             am_cv_python_pyexecdir="$py_site"
 173 check_install
 174 $MAKE test-run
 175 check_uninstall
 176
 177 $MAKE distclean
 178
 179 # Overriding pythondir and pyexecdir at make time should be enough.
 180 ./configure --prefix="$cwd/bad-prefix"
 181 check_install pythondir="$py_site" pyexecdir="$py_site" \
 182               AM_MAKEFLAGS="pythondir='$py_site' pyexecdir='$py_site'"
 183 test ! -e bad-prefix
 184 $MAKE test-run
 185 check_uninstall pythondir="$py_site" pyexecdir="$py_site" \
 186                 AM_MAKEFLAGS="pythondir='$py_site' pyexecdir='$py_site'"
 187
 188 # Also check that the distribution is self-contained, for completeness.
 189 $MAKE distcheck
 190
 191 # Finally, check that if we disable the virtualenv, we shouldn't be
 192 # able to access to the installed modules anymore.
 193 cd build
 194 $MAKE install
 195 python -c 'import am_foo; print(am_foo.__file__)'
 196 python -c 'import am_virtenv; print(am_virtenv.__file__)'
 197 deactivate "nondestructive"
 198 python -c 'import am_foo' && exit 1
 199 python -c 'import am_virtenv' && exit 1
 200
 201 :