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|
#! /bin/sh
# vim:et:ft=sh:sts=2:sw=2
#
# shFlags unit test for https://github.com/kward/shflags/issues/28.
# Load test helpers.
. ./shflags_test_helpers
#------------------------------------------------------------------------------
# Suite tests.
#
testHelp() {
_testHelp '-h'
flags_getoptIsEnh || return
_testHelp '--help'
}
_testHelp() {
flag=$1
# test default help output
th_clearReturn
(
FLAGS ${flag} >"${stdoutF}" 2>"${stderrF}"
echo $? >"${returnF}"
)
th_queryReturn
assertTrue \
'short help request should have returned a true exit code.' \
${th_return}
grep 'show this help' "${stderrF}" >/dev/null
grepped=$?
assertTrue \
'short request for help should have produced some help output.' \
${grepped}
[ ${grepped} -ne ${FLAGS_TRUE} ] && th_showOutput
# test proper output when FLAGS_HELP set
(
FLAGS_HELP='this is a test'
FLAGS ${flag} >"${stdoutF}" 2>"${stderrF}"
)
grep 'this is a test' "${stderrF}" >/dev/null
grepped=$?
assertTrue 'setting FLAGS_HELP did not produce expected result' ${grepped}
[ ${grepped} -ne ${FLAGS_TRUE} ] && th_showOutput
# test that "'" chars work in help string
(
DEFINE_boolean b false "help string containing a ' char" b
FLAGS ${flag} >"${stdoutF}" 2>"${stderrF}"
)
grep "help string containing a ' char" "${stderrF}" >/dev/null
grepped=$?
assertTrue "help strings containing apostrophes don't work" ${grepped}
[ ${grepped} -ne ${FLAGS_TRUE} ] && th_showOutput
}
mock_flags_columns() {
echo 80
}
_doDefines() {
DEFINE_boolean 'force' false '' f
}
testStandardHelpOutput() {
flags_getoptIsStd || startSkipping
_doDefines
help='USAGE: standard [flags] args'
cat >"${expectedF}" <<EOF
${help}
flags:
-f (default: false)
-h show this help (default: false)
EOF
(
_flags_columns() { mock_flags_columns; }
FLAGS_HELP=${help};
FLAGS -h >"${stdoutF}" 2>"${stderrF}"
)
r3turn=$?
assertTrue 'a call for help should not return an error' ${r3turn}
diff "${expectedF}" "${stderrF}" >/dev/null
r3turn=$?
assertTrue 'unexpected help output' ${r3turn}
th_showOutput ${r3turn} "${stdoutF}" "${stderrF}"
}
testEnhancedHelpOutput() {
flags_getoptIsEnh || startSkipping
_doDefines
help='USAGE: enhanced [flags] args'
cat >"${expectedF}" <<EOF
${help}
flags:
-f,--[no]force: (default: false)
-h,--help: show this help (default: false)
EOF
(
_flags_columns() { mock_flags_columns; }
FLAGS_HELP=${help};
FLAGS -h >"${stdoutF}" 2>"${stderrF}"
)
r3turn=$?
assertTrue 'a call for help should not return an error' ${r3turn}
diff "${expectedF}" "${stderrF}" >/dev/null
differed=$?
assertTrue 'unexpected help output' ${differed}
th_showOutput ${differed} "${stdoutF}" "${stderrF}"
}
#------------------------------------------------------------------------------
# Suite functions.
#
oneTimeSetUp() {
th_oneTimeSetUp
if flags_getoptIsStd; then
th_warn 'Standard version of getopt found. Enhanced tests will be skipped.'
return
fi
th_warn 'Enhanced version of getopt found. Standard tests will be skipped.'
}
setUp() {
flags_reset
}
# Load and run shUnit2.
[ -n "${ZSH_VERSION:-}" ] && SHUNIT_PARENT=$0
. ${TH_SHUNIT}
|
