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#! /bin/sh
# vim:et:ft=sh:sts=2:sw=2
#
# Copyright 2008 Kate Ward. All Rights Reserved.
# Released under the LGPL (GNU Lesser General Public License)
#
# Author: kate.ward@forestent.com (Kate Ward)
#
# shFlags unit test for the internal functions
# load test helpers
. ./shflags_test_helpers
# set shwordsplit for zsh
[ -n "${ZSH_VERSION:-}" ] && setopt shwordsplit
#------------------------------------------------------------------------------
# suite tests
#
testHelp()
{
#
# test short -h option
#
rslt=`FLAGS -h 2>&1`
rtrn=$?
assertFalse \
'short request for help should have returned non-zero exit code.' \
${rtrn}
echo "${rslt}" |grep -- 'show this help' >/dev/null
rtrn=$?
assertTrue \
'short request for help should have produced some help output.' \
${rtrn}
[ ${rtrn} -ne ${FLAGS_TRUE} ] && echo "${rslt}" >&2
# test proper output when FLAGS_HELP set
rslt=`FLAGS_HELP='this is a test'; FLAGS -h 2>&1`
echo "${rslt}" |grep -- 'this is a test' >/dev/null
rtrn=$?
assertTrue \
'setting FLAGS_HELP did not produce expected result' \
${rtrn}
[ ${rtrn} -ne ${FLAGS_TRUE} ] && echo "${rslt}" >&2
# test that "'" chars work in help string
DEFINE_boolean b false "help string containing a ' char" b
rslt=`FLAGS -h 2>&1`
echo "${rslt}" |grep -- "help string containing a ' char" >/dev/null
rtrn=$?
assertTrue \
"help strings containing apostrophes don't work" \
${rtrn}
[ ${rtrn} -ne ${FLAGS_TRUE} ] && echo "${rslt}" >&2
#
# test long --help option
#
flags_getoptIsStd && startSkipping
rslt=`FLAGS --help 2>&1`
rtrn=$?
assertFalse \
'long request for help should have returned non-zero exit code.' \
${rtrn}
echo "${rslt}" |grep -- 'show this help' >/dev/null
assertTrue \
'long request for help should have produced some help output.' \
$?
}
testStandardHelpOutput()
{
flags_getoptIsEnh && startSkipping
DEFINE_boolean test_bool false 'test boolean' b
DEFINE_string test_str '' 'test string' s
help='USAGE: standard [flags] args'
cat >"${expectedF}" <<EOF
USAGE: standard [flags] args
flags:
-b test boolean
-s test string
-h show this help
EOF
( FLAGS_HELP=${help}; FLAGS -h >"${stdoutF}" 2>"${stderrF}" )
diff "${expectedF}" "${stderrF}" >/dev/null
rtrn=$?
assertTrue 'unexpected help output' ${rtrn}
[ ${__shunit_skip} -eq ${SHUNIT_FALSE} \
-a ${rtrn} -ne ${FLAGS_TRUE} ] \
&& cat "${stderrF}"
}
testEnhancedHelpOutput()
{
flags_getoptIsEnh || startSkipping
DEFINE_boolean test_bool false 'test boolean' b
DEFINE_string test_str '' 'test string' s
help='USAGE: standard [flags] args'
cat >"${expectedF}" <<EOF
USAGE: enhanced [flags] args
flags:
-b,--[no]test_bool: test boolean
-s,--test_str: test string
-h,--[no]help: show this help
EOF
( FLAGS_HELP=${help}; FLAGS -h >"${stdoutF}" 2>"${stderrF}" )
diff "${expectedF}" "${stderrF}" >/dev/null
rtrn=$?
assertTrue 'short flag help; unexpected help output' ${rtrn}
[ ${__shunit_skip} -eq ${SHUNIT_FALSE} \
-a ${rtrn} -ne ${FLAGS_TRUE} ] \
&& cat "${stderrF}"
# long option testing
flags_getoptIsStd && startSkipping
cat >"${expectedF}" <<EOF
USAGE: enhanced [flags] args
flags:
-b,--[no]test_bool: test boolean
-s,--test_str: test string
-h,--[no]help: show this help
EOF
( FLAGS_HELP=${help}; FLAGS --help >"${stdoutF}" 2>"${stderrF}" )
diff "${expectedF}" "${stderrF}" >/dev/null
rtrn=$?
assertTrue 'long flag help; unexpected help output' ${rtrn}
[ ${__shunit_skip} -eq ${SHUNIT_FALSE} \
-a ${rtrn} -ne ${FLAGS_TRUE} ] \
&& cat "${stderrF}"
}
#------------------------------------------------------------------------------
# suite functions
#
oneTimeSetUp()
{
# load flags
[ -n "${ZSH_VERSION:-}" ] && FLAGS_PARENT=$0
. ${TH_SHFLAGS}
tmpDir="${__shunit_tmpDir}/output"
mkdir "${tmpDir}"
stdoutF="${tmpDir}/stdout"
stderrF="${tmpDir}/stderr"
expectedF="${tmpDir}/expected"
}
setUp()
{
flags_reset
}
# load and run shUnit2
[ -n "${ZSH_VERSION:-}" ] && SHUNIT_PARENT=$0
. ${TH_SHUNIT}
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