#!/usr/bin/env python3
#
# mmgen = Multi-Mode GENerator, command-line Bitcoin cold storage solution
# Copyright (C)2013-2023 The MMGen Project <mmgen@tuta.io>
#
# Project source code repository: https://github.com/mmgen/mmgen-wallet
# Licensed according to the terms of GPL Version 3.  See LICENSE for details.

"""
test.cmdtest_py_d.ct_opts: options processing tests for the MMGen cmdtest.py test suite
"""

import os,time

from ..include.common import cfg
from .ct_base import CmdTestBase

class CmdTestOpts(CmdTestBase):
	'options processing'
	networks = ('btc',)
	tmpdir_nums = [41]
	cmd_group = (
		('opt_helpscreen',       (41,"helpscreen output", [])),
		('opt_noargs',           (41,"invocation with no user options or arguments", [])),
		('opt_good',             (41,"good opts", [])),
		('opt_bad_infile',       (41,"bad infile parameter", [])),
		('opt_bad_outdir',       (41,"bad outdir parameter", [])),
		('opt_bad_incompatible', (41,"incompatible opts", [])),
		('opt_bad_autoset',      (41,"invalid autoset value", [])),
	)

	def spawn_prog(self,args):
		return self.spawn('test/misc/opts.py',args,cmd_dir='.')

	def check_vals(self,args,vals):
		t = self.spawn_prog(args)
		for k,v in vals:
			t.expect(rf'{k}:\s+{v}',regex=True)
		return t

	def do_run(self,args,expect,exit_val,regex=False):
		t = self.spawn_prog(args)
		t.expect(expect,regex=regex)
		t.req_exit_val = exit_val
		return t

	def opt_helpscreen(self):
		expect = r'OPTS.PY: Opts test.*USAGE:\s+opts.py'
		if not cfg.pexpect_spawn:
			expect += r'.*--minconf.*NOTES FOR THIS.*a note'
		t = self.do_run( ['--help'], expect, 0, regex=True )
		if t.pexpect_spawn:
			time.sleep(0.4)
			t.send('q')
		return t

	def opt_noargs(self):
		return self.check_vals(
				[],
				(
					('cfg.foo',                 'None'),         # added opt
					('cfg.print_checksum',      'None'),         # sets 'quiet'
					('cfg.quiet',               'False'),        # _incompatible_opts
					('cfg.verbose',             'False'),        # _incompatible_opts
					('cfg.passwd_file',         ''),             # _infile_opts - check_infile()
					('cfg.outdir',              ''),             # check_outdir()
					('cfg.cached_balances',     'False'),
					('cfg.minconf',             '1'),
					('cfg.fee_estimate_mode',   'conservative'), # _autoset_opts
				)
			)

	def opt_good(self):
		pf_base = 'testfile'
		pf = os.path.join(self.tmpdir,pf_base)
		self.write_to_tmpfile(pf_base,'')
		return self.check_vals(
				[
					'--print-checksum',
					'--fee-estimate-mode=E',
					'--passwd-file='+pf,
					'--outdir='+self.tmpdir,
					'--cached-balances',
					f'--hidden-incog-input-params={pf},123',
				],
				(
					('cfg.print_checksum',           'True'),
					('cfg.quiet',                    'True'), # set by print_checksum
					('cfg.passwd_file',              pf),
					('cfg.outdir',                   self.tmpdir),
					('cfg.cached_balances',          'True'),
					('cfg.hidden_incog_input_params', pf+',123'),
					('cfg.fee_estimate_mode',         'economical'),
				)
			)

	def opt_bad_infile(self):
		pf = os.path.join(self.tmpdir,'fubar')
		return self.do_run(['--passwd-file='+pf],'not found',1)

	def opt_bad_outdir(self):
		bo = self.tmpdir+'_fubar'
		return self.do_run(['--outdir='+bo],'not found',1)

	def opt_bad_incompatible(self):
		return self.do_run(['--label=Label','--keep-label'],'Conflicting options',1)

	def opt_bad_autoset(self):
		return self.do_run(['--fee-estimate-mode=Fubar'],'not unique substring',1)