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-rw-r--r--tests/init.sh378
1 files changed, 61 insertions, 317 deletions
diff --git a/tests/init.sh b/tests/init.sh
index d3662061..512e8763 100644
--- a/tests/init.sh
+++ b/tests/init.sh
@@ -1,6 +1,6 @@
# source this file; set up for tests
-# Copyright (C) 2009-2015 Free Software Foundation, Inc.
+# Copyright (C) 2009, 2010 Free Software Foundation, Inc.
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
@@ -21,16 +21,11 @@
# The typical skeleton of a test looks like this:
#
# #!/bin/sh
-# . "${srcdir=.}/init.sh"; path_prepend_ .
+# : ${srcdir=.}
+# . "$srcdir/init.sh"; path_prepend_ .
# Execute some commands.
# Note that these commands are executed in a subdirectory, therefore you
# need to prepend "../" to relative filenames in the build directory.
-# Note that the "path_prepend_ ." is useful only if the body of your
-# test invokes programs residing in the initial directory.
-# For example, if the programs you want to test are in src/, and this test
-# script is named tests/test-1, then you would use "path_prepend_ ../src",
-# or perhaps export PATH='$(abs_top_builddir)/src$(PATH_SEPARATOR)'"$$PATH"
-# to all tests via automake's TESTS_ENVIRONMENT.
# Set the exit code 0 for success, 77 for skipped, or 1 or other for failure.
# Use the skip_ and fail_ functions to print a diagnostic and then exit
# with the corresponding exit code.
@@ -57,307 +52,82 @@
# 4. Finally
# $ exit
-ME_=`expr "./$0" : '.*/\(.*\)$'`
-
-# We use a trap below for cleanup. This requires us to go through
-# hoops to get the right exit status transported through the handler.
-# So use 'Exit STATUS' instead of 'exit STATUS' inside of the tests.
-# Turn off errexit here so that we don't trip the bug with OSF1/Tru64
-# sh inside this function.
-Exit () { set +e; (exit $1); exit $1; }
-
-# Print warnings (e.g., about skipped and failed tests) to this file number.
-# Override by defining to say, 9, in init.cfg, and putting say,
-# export ...ENVVAR_SETTINGS...; $(SHELL) 9>&2
-# in the definition of TESTS_ENVIRONMENT in your tests/Makefile.am file.
-# This is useful when using automake's parallel tests mode, to print
-# the reason for skip/failure to console, rather than to the .log files.
-: ${stderr_fileno_=2}
-
-# Note that correct expansion of "$*" depends on IFS starting with ' '.
-# Always write the full diagnostic to stderr.
-# When stderr_fileno_ is not 2, also emit the first line of the
-# diagnostic to that file descriptor.
-warn_ ()
-{
- # If IFS does not start with ' ', set it and emit the warning in a subshell.
- case $IFS in
- ' '*) printf '%s\n' "$*" >&2
- test $stderr_fileno_ = 2 \
- || { printf '%s\n' "$*" | sed 1q >&$stderr_fileno_ ; } ;;
- *) (IFS=' '; warn_ "$@");;
- esac
-}
-fail_ () { warn_ "$ME_: failed test: $@"; Exit 1; }
-skip_ () { warn_ "$ME_: skipped test: $@"; Exit 77; }
-fatal_ () { warn_ "$ME_: hard error: $@"; Exit 99; }
-framework_failure_ () { warn_ "$ME_: set-up failure: $@"; Exit 99; }
-
-# This is used to simplify checking of the return value
-# which is useful when ensuring a command fails as desired.
-# I.e., just doing `command ... &&fail=1` will not catch
-# a segfault in command for example. With this helper you
-# instead check an explicit exit code like
-# returns_ 1 command ... || fail
-returns_ () {
- # Disable tracing so it doesn't interfere with stderr of the wrapped command
- { set +x; } 2>/dev/null
-
- local exp_exit="$1"
- shift
- "$@"
- test $? -eq $exp_exit && ret_=0 || ret_=1
-
- if test "$VERBOSE" = yes && test "$gl_set_x_corrupts_stderr_" = false; then
- set -x
- fi
- { return $ret_; } 2>/dev/null
-}
-
-# Sanitize this shell to POSIX mode, if possible.
-DUALCASE=1; export DUALCASE
-if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
- emulate sh
- NULLCMD=:
- alias -g '${1+"$@"}'='"$@"'
- setopt NO_GLOB_SUBST
-else
- case `(set -o) 2>/dev/null` in
- *posix*) set -o posix ;;
- esac
-fi
-
# We require $(...) support unconditionally.
# We require a few additional shell features only when $EXEEXT is nonempty,
# in order to support automatic $EXEEXT emulation:
# - hyphen-containing alias names
# - we prefer to use ${var#...} substitution, rather than having
# to work around lack of support for that feature.
-# The following code attempts to find a shell with support for these features.
-# If the current shell passes the test, we're done. Otherwise, test other
-# shells until we find one that passes. If one is found, re-exec it.
-# If no acceptable shell is found, skip the current test.
-#
-# The "...set -x; P=1 true 2>err..." test is to disqualify any shell that
-# emits "P=1" into err, as /bin/sh from SunOS 5.11 and OpenBSD 4.7 do.
-#
-# Use "9" to indicate success (rather than 0), in case some shell acts
-# like Solaris 10's /bin/sh but exits successfully instead of with status 2.
+# The following code attempts to find a shell with support for these features
+# and re-exec's it. If not, it skips the current test.
-# Eval this code in a subshell to determine a shell's suitability.
-# 10 - passes all tests; ok to use
-# 9 - ok, but enabling "set -x" corrupts app stderr; prefer higher score
-# ? - not ok
gl_shell_test_script_='
test $(echo y) = y || exit 1
-f_local_() { local v=1; }; f_local_ || exit 1
-score_=10
-if test "$VERBOSE" = yes; then
- test -n "$( (exec 3>&1; set -x; P=1 true 2>&3) 2> /dev/null)" && score_=9
-fi
-test -z "$EXEEXT" && exit $score_
+test -z "$EXEEXT" && exit 0
shopt -s expand_aliases
alias a-b="echo zoo"
v=abx
test ${v%x} = ab \
&& test ${v#a} = bx \
- && test $(a-b) = zoo \
- && exit $score_
+ && test $(a-b) = zoo
'
if test "x$1" = "x--no-reexec"; then
shift
else
- # Assume a working shell. Export to subshells (setup_ needs this).
- gl_set_x_corrupts_stderr_=false
- export gl_set_x_corrupts_stderr_
-
- # Record the first marginally acceptable shell.
- marginal_=
-
- # Search for a shell that meets our requirements.
- for re_shell_ in __current__ "${CONFIG_SHELL:-no_shell}" \
- /bin/sh bash dash zsh pdksh fail
+ for re_shell_ in "${CONFIG_SHELL:-no_shell}" /bin/sh bash dash zsh pdksh fail
do
test "$re_shell_" = no_shell && continue
-
- # If we've made it all the way to the sentinel, "fail" without
- # finding even a marginal shell, skip this test.
- if test "$re_shell_" = fail; then
- test -z "$marginal_" && skip_ failed to find an adequate shell
- re_shell_=$marginal_
- break
- fi
-
- # When testing the current shell, simply "eval" the test code.
- # Otherwise, run it via $re_shell_ -c ...
- if test "$re_shell_" = __current__; then
- # 'eval'ing this code makes Solaris 10's /bin/sh exit with
- # $? set to 2. It does not evaluate any of the code after the
- # "unexpected" first '('. Thus, we must run it in a subshell.
- ( eval "$gl_shell_test_script_" ) > /dev/null 2>&1
- else
- "$re_shell_" -c "$gl_shell_test_script_" 2>/dev/null
- fi
-
- st_=$?
-
- # $re_shell_ works just fine. Use it.
- if test $st_ = 10; then
- gl_set_x_corrupts_stderr_=false
- break
- fi
-
- # If this is our first marginally acceptable shell, remember it.
- if test "$st_:$marginal_" = 9: ; then
- marginal_="$re_shell_"
- gl_set_x_corrupts_stderr_=true
+ test "$re_shell_" = fail && skip_ failed to find an adequate shell
+ if "$re_shell_" -c "$gl_shell_test_script_" 2>/dev/null; then
+ exec "$re_shell_" "$0" --no-reexec "$@"
+ echo "$ME_: exec failed" 1>&2
+ exit 127
fi
done
-
- if test "$re_shell_" != __current__; then
- # Found a usable shell. Preserve -v and -x.
- case $- in
- *v*x* | *x*v*) opts_=-vx ;;
- *v*) opts_=-v ;;
- *x*) opts_=-x ;;
- *) opts_= ;;
- esac
- re_shell=$re_shell_
- export re_shell
- exec "$re_shell_" $opts_ "$0" --no-reexec "$@"
- echo "$ME_: exec failed" 1>&2
- exit 127
- fi
fi
-# If this is bash, turn off all aliases.
-test -n "$BASH_VERSION" && unalias -a
-
-# Note that when supporting $EXEEXT (transparently mapping from PROG_NAME to
-# PROG_NAME.exe), we want to support hyphen-containing names like test-acos.
-# That is part of the shell-selection test above. Why use aliases rather
-# than functions? Because support for hyphen-containing aliases is more
-# widespread than that for hyphen-containing function names.
test -n "$EXEEXT" && shopt -s expand_aliases
-# Enable glibc's malloc-perturbing option.
-# This is useful for exposing code that depends on the fact that
-# malloc-related functions often return memory that is mostly zeroed.
-# If you have the time and cycles, use valgrind to do an even better job.
-: ${MALLOC_PERTURB_=87}
-export MALLOC_PERTURB_
+# We use a trap below for cleanup. This requires us to go through
+# hoops to get the right exit status transported through the handler.
+# So use `Exit STATUS' instead of `exit STATUS' inside of the tests.
+# Turn off errexit here so that we don't trip the bug with OSF1/Tru64
+# sh inside this function.
+Exit () { set +e; (exit $1); exit $1; }
+
+# Print warnings (e.g., about skipped and failed tests) to this file number.
+# Override by defining to say, 9, in init.cfg, and putting say,
+# "export ...ENVVAR_SETTINGS...; exec 9>&2; $(SHELL)" in the definition
+# of TESTS_ENVIRONMENT in your tests/Makefile.am file.
+# This is useful when using automake's parallel tests mode, to print
+# the reason for skip/failure to console, rather than to the .log files.
+: ${stderr_fileno_=2}
+
+warn_() { echo "$@" 1>&$stderr_fileno_; }
+fail_() { warn_ "$ME_: failed test: $@"; Exit 1; }
+skip_() { warn_ "$ME_: skipped test: $@"; Exit 77; }
+framework_failure_() { warn_ "$ME_: set-up failure: $@"; Exit 1; }
# This is a stub function that is run upon trap (upon regular exit and
# interrupt). Override it with a per-test function, e.g., to unmount
# a partition, or to undo any other global state changes.
-cleanup_ () { :; }
-
-# Emit a header similar to that from diff -u; Print the simulated "diff"
-# command so that the order of arguments is clear. Don't bother with @@ lines.
-emit_diff_u_header_ ()
-{
- printf '%s\n' "diff -u $*" \
- "--- $1 1970-01-01" \
- "+++ $2 1970-01-01"
-}
-
-# Arrange not to let diff or cmp operate on /dev/null,
-# since on some systems (at least OSF/1 5.1), that doesn't work.
-# When there are not two arguments, or no argument is /dev/null, return 2.
-# When one argument is /dev/null and the other is not empty,
-# cat the nonempty file to stderr and return 1.
-# Otherwise, return 0.
-compare_dev_null_ ()
-{
- test $# = 2 || return 2
-
- if test "x$1" = x/dev/null; then
- test -s "$2" || return 0
- emit_diff_u_header_ "$@"; sed 's/^/+/' "$2"
- return 1
- fi
-
- if test "x$2" = x/dev/null; then
- test -s "$1" || return 0
- emit_diff_u_header_ "$@"; sed 's/^/-/' "$1"
- return 1
- fi
-
- return 2
-}
+cleanup_() { :; }
-if diff_out_=`exec 2>/dev/null; diff -u "$0" "$0" < /dev/null` \
- && diff -u Makefile "$0" 2>/dev/null | grep '^[+]#!' >/dev/null; then
- # diff accepts the -u option and does not (like AIX 7 'diff') produce an
- # extra space on column 1 of every content line.
- if test -z "$diff_out_"; then
- compare_ () { diff -u "$@"; }
- else
- compare_ ()
- {
- if diff -u "$@" > diff.out; then
- # No differences were found, but Solaris 'diff' produces output
- # "No differences encountered". Hide this output.
- rm -f diff.out
- true
- else
- cat diff.out
- rm -f diff.out
- false
- fi
- }
- fi
-elif diff_out_=`exec 2>/dev/null; diff -c "$0" "$0" < /dev/null`; then
- if test -z "$diff_out_"; then
- compare_ () { diff -c "$@"; }
- else
- compare_ ()
- {
- if diff -c "$@" > diff.out; then
- # No differences were found, but AIX and HP-UX 'diff' produce output
- # "No differences encountered" or "There are no differences between the
- # files.". Hide this output.
- rm -f diff.out
- true
- else
- cat diff.out
- rm -f diff.out
- false
- fi
- }
- fi
-elif ( cmp --version < /dev/null 2>&1 | grep GNU ) > /dev/null 2>&1; then
- compare_ () { cmp -s "$@"; }
+if ( diff --version < /dev/null 2>&1 | grep GNU ) 2>&1 > /dev/null; then
+ compare() { diff -u "$@"; }
+elif ( cmp --version < /dev/null 2>&1 | grep GNU ) 2>&1 > /dev/null; then
+ compare() { cmp -s "$@"; }
else
- compare_ () { cmp "$@"; }
+ compare() { cmp "$@"; }
fi
-# Usage: compare EXPECTED ACTUAL
-#
-# Given compare_dev_null_'s preprocessing, defer to compare_ if 2 or more.
-# Otherwise, propagate $? to caller: any diffs have already been printed.
-compare ()
-{
- # This looks like it can be factored to use a simple "case $?"
- # after unchecked compare_dev_null_ invocation, but that would
- # fail in a "set -e" environment.
- if compare_dev_null_ "$@"; then
- return 0
- else
- case $? in
- 1) return 1;;
- *) compare_ "$@";;
- esac
- fi
-}
-
# An arbitrary prefix to help distinguish test directories.
-testdir_prefix_ () { printf gt; }
+testdir_prefix_() { printf gt; }
# Run the user-overridable cleanup_ function, remove the temporary
# directory and exit with the incoming value of $?.
-remove_tmp_ ()
+remove_tmp_()
{
__st=$?
cleanup_
@@ -373,21 +143,13 @@ remove_tmp_ ()
# contains only the specified bytes (see the case stmt below), then print
# a space-separated list of those names and return 0. Otherwise, don't
# print anything and return 1. Naming constraints apply also to DIR.
-find_exe_basenames_ ()
+find_exe_basenames_()
{
feb_dir_=$1
feb_fail_=0
feb_result_=
feb_sp_=
for feb_file_ in $feb_dir_/*.exe; do
- # If there was no *.exe file, or there existed a file named "*.exe" that
- # was deleted between the above glob expansion and the existence test
- # below, just skip it.
- test "x$feb_file_" = "x$feb_dir_/*.exe" && test ! -f "$feb_file_" \
- && continue
- # Exempt [.exe, since we can't create a function by that name, yet
- # we can't invoke [ by PATH search anyways due to shell builtins.
- test "x$feb_file_" = "x$feb_dir_/[.exe" && continue
case $feb_file_ in
*[!-a-zA-Z/0-9_.+]*) feb_fail_=1; break;;
*) # Remove leading file name components as well as the .exe suffix.
@@ -405,8 +167,8 @@ find_exe_basenames_ ()
# For each file name of the form PROG.exe, create an alias named
# PROG that simply invokes PROG.exe, then return 0. If any selected
# file name or the directory name, $1, contains an unexpected character,
-# define no alias and return 1.
-create_exe_shims_ ()
+# define no function and return 1.
+create_exe_shims_()
{
case $EXEEXT in
'') return 0 ;;
@@ -415,7 +177,7 @@ create_exe_shims_ ()
esac
base_names_=`find_exe_basenames_ $1` \
- || { echo "$0 (exe_shim): skipping directory: $1" 1>&2; return 0; }
+ || { echo "$0 (exe_shim): skipping directory: $1" 1>&2; return 1; }
if test -n "$base_names_"; then
for base_ in $base_names_; do
@@ -428,14 +190,15 @@ create_exe_shims_ ()
# Use this function to prepend to PATH an absolute name for each
# specified, possibly-$initial_cwd_-relative, directory.
-path_prepend_ ()
+path_prepend_()
{
while test $# != 0; do
path_dir_=$1
case $path_dir_ in
'') fail_ "invalid path dir: '$1'";;
/*) abs_path_dir_=$path_dir_;;
- *) abs_path_dir_=$initial_cwd_/$path_dir_;;
+ *) abs_path_dir_=`cd "$initial_cwd_/$path_dir_" && echo "$PWD"` \
+ || fail_ "invalid path dir: $path_dir_";;
esac
case $abs_path_dir_ in
*:*) fail_ "invalid path dir: '$abs_path_dir_'";;
@@ -450,38 +213,21 @@ path_prepend_ ()
export PATH
}
-setup_ ()
+setup_()
{
- if test "$VERBOSE" = yes; then
- # Test whether set -x may cause the selected shell to corrupt an
- # application's stderr. Many do, including zsh-4.3.10 and the /bin/sh
- # from SunOS 5.11, OpenBSD 4.7 and Irix 5.x and 6.5.
- # If enabling verbose output this way would cause trouble, simply
- # issue a warning and refrain.
- if $gl_set_x_corrupts_stderr_; then
- warn_ "using SHELL=$SHELL with 'set -x' corrupts stderr"
- else
- set -x
- fi
- fi
+ test "$VERBOSE" = yes && set -x
initial_cwd_=$PWD
- fail=0
+ ME_=`expr "./$0" : '.*/\(.*\)$'`
pfx_=`testdir_prefix_`
test_dir_=`mktempd_ "$initial_cwd_" "$pfx_-$ME_.XXXX"` \
|| fail_ "failed to create temporary directory in $initial_cwd_"
- cd "$test_dir_" || fail_ "failed to cd to temporary directory"
-
- # As autoconf-generated configure scripts do, ensure that IFS
- # is defined initially, so that saving and restoring $IFS works.
- gl_init_sh_nl_='
-'
- IFS=" "" $gl_init_sh_nl_"
+ cd "$test_dir_"
- # This trap statement, along with a trap on 0 below, ensure that the
- # temporary directory, $test_dir_, is removed upon exit as well as
- # upon receipt of any of the listed signals.
+ # These trap statements ensure that the temporary directory, $test_dir_,
+ # is removed upon exit as well as upon receipt of any of the listed signals.
+ trap remove_tmp_ 0
for sig_ in 1 2 3 13 15; do
eval "trap 'Exit $(expr $sig_ + 128)' $sig_"
done
@@ -503,7 +249,7 @@ setup_ ()
# - make only $MAX_TRIES_ attempts
# Helper function. Print $N pseudo-random bytes from a-zA-Z0-9.
-rand_bytes_ ()
+rand_bytes_()
{
n_=$1
@@ -535,11 +281,11 @@ rand_bytes_ ()
| LC_ALL=C tr -c $chars_ 01234567$chars_$chars_$chars_
}
-mktempd_ ()
+mktempd_()
{
case $# in
2);;
- *) fail_ "Usage: mktempd_ DIR TEMPLATE";;
+ *) fail_ "Usage: $ME DIR TEMPLATE";;
esac
destdir_=$1
@@ -556,12 +302,13 @@ mktempd_ ()
case $template_ in
*XXXX) ;;
- *) fail_ \
- "invalid template: $template_ (must have a suffix of at least 4 X's)";;
+ *) fail_ "invalid template: $template_ (must have a suffix of at least 4 X's)";;
esac
+ fail=0
+
# First, try to use mktemp.
- d=`unset TMPDIR; { mktemp -d -t -p "$destdir_" "$template_"; } 2>/dev/null` \
+ d=`unset TMPDIR; mktemp -d -t -p "$destdir_" "$template_" 2>/dev/null` \
|| fail=1
# The resulting name must be in the specified directory.
@@ -608,6 +355,3 @@ test -f "$srcdir/init.cfg" \
&& . "$srcdir/init.cfg"
setup_ "$@"
-# This trap is here, rather than in the setup_ function, because some
-# shells run the exit trap at shell function exit, rather than script exit.
-trap remove_tmp_ 0