#!/usr/bin/env python
#
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from wpan import verify
import wpan
import time

#-----------------------------------------------------------------------------------------------------------------------
# Test desciption: Active scan and permit-join

test_name = __file__[:-3] if __file__.endswith('.py') else __file__
print '-' * 120
print 'Starting \'{}\''.format(test_name)

#-----------------------------------------------------------------------------------------------------------------------
# Creating `wpan.Nodes` instances

NUM_NODES = 5

nodes = []
for i in range(NUM_NODES):
    nodes.append(wpan.Node())

scanner = wpan.Node()

#-----------------------------------------------------------------------------------------------------------------------
# Init all nodes

wpan.Node.init_all_nodes()

#-----------------------------------------------------------------------------------------------------------------------
# Build network topology

for node in nodes:
    node.form(node.interface_name)

#-----------------------------------------------------------------------------------------------------------------------
# Test implementation

# Perform active scan and check that all nodes are seen in the scan result.

scan_result = wpan.parse_scan_result(scanner.active_scan())

for node in nodes:
    verify(node.is_in_scan_result(scan_result))

# Make every other network joinable, scan and check the result.

make_joinable = False
for node in nodes:
    make_joinable = not make_joinable
    if make_joinable:
        node.permit_join()

scan_result = wpan.parse_scan_result(scanner.active_scan())

for node in nodes:
    verify(node.is_in_scan_result(scan_result))

# Scan from an already associated node.

scan_result = wpan.parse_scan_result(nodes[0].active_scan())

for node in nodes[1:]:
    verify(node.is_in_scan_result(scan_result))

# Scan on a specific channel

channel = nodes[0].get(wpan.WPAN_CHANNEL)
scan_result = wpan.parse_scan_result(scanner.active_scan(channel=channel))
verify(nodes[0].is_in_scan_result(scan_result))

#-----------------------------------------------------------------------------------------------------------------------
# Test finished

print '\'{}\' passed.'.format(test_name)