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#!/usr/bin/env bats
#
# Tests based on 'podman help'
#
# Find all commands listed by 'podman --help'. Run each one, make sure it
# provides its own --help output. If the usage message ends in '[command]',
# treat it as a subcommand, and recurse into its own list of sub-subcommands.
#
# Any usage message that ends in '[flags]' is interpreted as a command
# that takes no further arguments; we confirm by running with 'invalid-arg'
# and confirming that it exits with error status and message.
#
load helpers
# run 'podman help', parse the output looking for 'Available Commands';
# return that list.
function podman_commands() {
dprint "$@"
run_podman help "$@" |\
awk '/^Available Commands:/{ok=1;next}/^Flags:/{ok=0}ok { print $1 }' |\
grep .
"$output"
}
function check_help() {
count=0
for cmd in $(podman_commands "$@"); do
dprint "podman $@ $cmd --help"
run_podman "$@" $cmd --help
# FIXME FIXME FIXME
usage=$(echo "$output" | grep -A2 '^Usage:' | grep . | tail -1)
# dprint "$usage"
[ -n "$usage" ] || die "podman $cmd: no Usage message found"
# if ends in '[command]', recurse into subcommands
if expr "$usage" : '.*\[command\]$' >/dev/null; then
check_help "$@" $cmd
continue
fi
# if ends in '[flag]' FIXME
if expr "$usage" : '.*\[flags\]$' >/dev/null; then
if [ "$cmd" != "help" ]; then
run_podman 125 "$@" $cmd invalid-arg
is "$output" "Error: .* takes no arguments" \
"'podman $@ $cmd' with extra (invalid) arguments"
fi
fi
count=$(expr $count + 1)
done
[ $count -gt 0 ] || \
die "Internal error: no commands found in 'podman help $@' list"
}
@test "podman help - basic tests" {
check_help
}
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