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Diffstat (limited to 'release/src/router/busybox/testsuite/testing.sh')
-rwxr-xr-x | release/src/router/busybox/testsuite/testing.sh | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/release/src/router/busybox/testsuite/testing.sh b/release/src/router/busybox/testsuite/testing.sh new file mode 100755 index 00000000..a57c4d68 --- /dev/null +++ b/release/src/router/busybox/testsuite/testing.sh @@ -0,0 +1,154 @@ +# Simple test harness infrastructurei for BusyBox +# +# Copyright 2005 by Rob Landley +# +# License is GPLv2, see LICENSE in the busybox tarball for full license text. + +# This file defines two functions, "testing" and "optional" +# and a couple more... + +# The following environment variables may be set to enable optional behavior +# in "testing": +# VERBOSE - Print the diff -u of each failed test case. +# DEBUG - Enable command tracing. +# SKIP - do not perform this test (this is set by "optional") +# +# The "testing" function takes five arguments: +# $1) Test description +# $2) Command(s) to run. May have pipes, redirects, etc +# $3) Expected result on stdout +# $4) Data to be written to file "input" +# $5) Data to be written to stdin +# +# The exit value of testing is the exit value of $2 it ran. +# +# The environment variable "FAILCOUNT" contains a cumulative total of the +# number of failed tests. + +# The "optional" function is used to skip certain tests, ala: +# optional CONFIG_FEATURE_THINGY +# +# The "optional" function checks the environment variable "OPTIONFLAGS", +# which is either empty (in which case it always clears SKIP) or +# else contains a colon-separated list of features (in which case the function +# clears SKIP if the flag was found, or sets it to 1 if the flag was not found). + +export FAILCOUNT=0 +export SKIP= + +# Helper functions + +optional() +{ + option=`echo ":$OPTIONFLAGS:" | grep ":$1:"` + # Not set? + if [ -z "$1" ] || [ -z "$OPTIONFLAGS" ] || [ ${#option} -ne 0 ] + then + SKIP= + return + fi + SKIP=1 +} + +# The testing function + +testing() +{ + NAME="$1" + [ -n "$1" ] || NAME="$2" + + if [ $# -ne 5 ] + then + echo "Test $NAME has wrong number of arguments (must be 5) ($# $*)" >&2 + exit 1 + fi + + [ -z "$DEBUG" ] || set -x + + if [ -n "$SKIP" ] + then + echo "SKIPPED: $NAME" + return 0 + fi + + $ECHO -ne "$3" > expected + $ECHO -ne "$4" > input + [ -z "$VERBOSE" ] || echo "echo '$5' | $2" + $ECHO -ne "$5" | eval "$2" > actual + RETVAL=$? + + if cmp expected actual >/dev/null 2>/dev/null + then + echo "PASS: $NAME" + else + FAILCOUNT=$(($FAILCOUNT + 1)) + echo "FAIL: $NAME" + [ -z "$VERBOSE" ] || diff -u expected actual + fi + rm -f input expected actual + + [ -z "$DEBUG" ] || set +x + + return $RETVAL +} + +# Recursively grab an executable and all the libraries needed to run it. +# Source paths beginning with / will be copied into destpath, otherwise +# the file is assumed to already be there and only its library dependencies +# are copied. + +mkchroot() +{ + [ $# -lt 2 ] && return + + $ECHO -n . + + dest=$1 + shift + for i in "$@" + do + #bashism: [ "${i:0:1}" == "/" ] || i=$(which $i) + i=$(which $i) # no-op for /bin/prog + [ -f "$dest/$i" ] && continue + if [ -e "$i" ] + then + d=`echo "$i" | grep -o '.*/'` && + mkdir -p "$dest/$d" && + cat "$i" > "$dest/$i" && + chmod +x "$dest/$i" + else + echo "Not found: $i" + fi + mkchroot "$dest" $(ldd "$i" | egrep -o '/.* ') + done +} + +# Set up a chroot environment and run commands within it. +# Needed commands listed on command line +# Script fed to stdin. + +dochroot() +{ + mkdir tmpdir4chroot + mount -t ramfs tmpdir4chroot tmpdir4chroot + mkdir -p tmpdir4chroot/{etc,sys,proc,tmp,dev} + cp -L testing.sh tmpdir4chroot + + # Copy utilities from command line arguments + + $ECHO -n "Setup chroot" + mkchroot tmpdir4chroot $* + echo + + mknod tmpdir4chroot/dev/tty c 5 0 + mknod tmpdir4chroot/dev/null c 1 3 + mknod tmpdir4chroot/dev/zero c 1 5 + + # Copy script from stdin + + cat > tmpdir4chroot/test.sh + chmod +x tmpdir4chroot/test.sh + chroot tmpdir4chroot /test.sh + umount -l tmpdir4chroot + rmdir tmpdir4chroot +} |