#!/usr/bin/env bash

TESTS=26

TMPFILE="$TEST_TMPDIR/parse-opts-output"

source "$LIB_DIR/log_warn_die.sh"
source "$LIB_DIR/parse_options.sh"

# ############################################################################
# Parse options from POD using all default values.
# ############################################################################

TOOL="pt-stalk"
TMPDIR="$TEST_TMPDIR"
parse_options "$T_LIB_DIR/samples/bash/po001.sh" "" 2>$TMPFILE

is "`cat $TMPFILE`" "" "No warnings or errors"

is "$OPT_STRING_OPT" "" "Default string option"
is "$OPT_STRING_OPT2" "foo" "Default string option with default"
is "$OPT_TYPELESS_OPTION" "" "Default typeless option"
is "$OPT_NOPTION" "yes" "Defailt neg option"
is "$OPT_INT_OPT" "" "Default int option"
is "$OPT_INT_OPT2" "42" "Default int option with default"
is "$OPT_VERSION" "" "--version"

# ############################################################################
# Specify some opts, but use default values for the rest.
# ############################################################################

parse_options "$T_LIB_DIR/samples/bash/po001.sh" --int-opt 50 --typeless-option --string-opt bar

is "$OPT_STRING_OPT" "bar" "Specified string option (spec)"
is "$OPT_STRING_OPT2" "foo" "Default string option with default (spec)"
is "$OPT_TYPELESS_OPTION" "yes" "Specified typeless option (spec)"
is "$OPT_NOPTION" "yes" "Default neg option (spec)"
is "$OPT_INT_OPT" "50" "Specified int option (spec)"
is "$OPT_INT_OPT2" "42" "Default int option with default (spec)"
is "$OPT_VERSION" "" "--version (spec)"

# ############################################################################
# Negate an option like --no-option.
# ############################################################################

parse_options "$T_LIB_DIR/samples/bash/po001.sh" --no-noption

is "$OPT_STRING_OPT" "" "Default string option (neg)"
is "$OPT_STRING_OPT2" "foo" "Default string option with default (net)"
is "$OPT_TYPELESS_OPTION" "" "Default typeless option (neg)"
is "$OPT_NOPTION" "no" "Negated option (neg)"
is "$OPT_INT_OPT" "" "Default int option (neg)"
is "$OPT_INT_OPT2" "42" "Default int option with default (neg)"
is "$OPT_VERSION" "" "--version (neg)"

# ############################################################################
# Short form.
# ############################################################################

parse_options "$T_LIB_DIR/samples/bash/po001.sh" -v
is "$OPT_VERSION" "yes" "Short form"

# ############################################################################
# An unknown option should produce an error.
# ############################################################################

# Have to call this in a subshell because the error will cause an exit.
parse_options "$T_LIB_DIR/samples/bash/po001.sh" --foo >$TMPFILE 2>&1
is "`cat $TMPFILE`" "" "No warnings or errors yet"

usage_or_errors "$T_LIB_DIR/samples/bash/po001.sh" >$TMPFILE 2>&1
local err=$?
is "$err" "1" "Non-zero exit on unknown option"
cmd_ok "grep -q 'Unknown option: --foo' $TMPFILE" "Error on unknown option"

# ############################################################################
# Done
# ############################################################################