mirror of
https://github.com/LazoCoder/Pokemon-Terminal
synced 2024-11-27 14:21:06 +00:00
78 lines
3 KiB
Python
78 lines
3 KiB
Python
#!/usr/bin/env python3
|
|
|
|
# To run the tests, use: python3 -m pytest --capture=sys
|
|
|
|
"""These are general utilities for testing Pokemon Terminal. The data and
|
|
functions in this file can be used by other `test_*.py` scripts but they
|
|
should not be imported into or copied into normal scripts in the project.
|
|
This approach will help us to steer clear of assumption bias and avoid
|
|
shared code between dev and test."""
|
|
|
|
import os
|
|
from collections import Counter, namedtuple
|
|
|
|
MAX_ID = 493
|
|
SCRIPT_DIR = os.path.dirname(os.path.realpath(__file__))
|
|
|
|
region_info = namedtuple('region_info', 'start end first last')
|
|
region_dict = {
|
|
'kanto': region_info(1, 151, 'Bulbasaur', 'Mew'),
|
|
'johto': region_info(152, 251, 'Chikorita', 'Celebi'),
|
|
'hoenn': region_info(252, 386, 'Treecko', 'Deoxys'),
|
|
'sinnoh': region_info(387, 493, 'Turtwig', 'Arceus'),
|
|
}
|
|
|
|
# From: https://en.wikipedia.org/wiki/Pok%C3%A9mon#Generation_1
|
|
_counts = {'kanto': 151, 'johto': 100, 'hoenn': 135, 'sinnoh': 107, 'all': 493}
|
|
|
|
|
|
def expected_len(region_name):
|
|
"""Utility function for knowing the standard pokemon population."""
|
|
if region_name == 'all':
|
|
return MAX_ID
|
|
elif region_name == 'extra':
|
|
return sum(make_extra_counts().values()) # 24
|
|
region_info = region_dict[region_name]
|
|
return region_info.end - region_info.start + 1
|
|
|
|
|
|
def test_region_dict():
|
|
"""Test if region_dict counts match wikipedia."""
|
|
assert _counts['all'] == MAX_ID == sum(_counts.values()) // 2
|
|
for region_name in region_dict:
|
|
assert _counts[region_name] == expected_len(region_name)
|
|
# print('{}: {}'.format(region_name, counts[region_name]))
|
|
|
|
|
|
def get_region(db, region_name):
|
|
"""Database unfortunately makes db.__get_region() private :-("""
|
|
func = {
|
|
'kanto': db.get_kanto,
|
|
'johto': db.get_johto,
|
|
'hoenn': db.get_hoenn,
|
|
'sinnoh': db.get_sinnoh,
|
|
'extra': db.get_extra,
|
|
'all': db.get_all
|
|
}[region_name]
|
|
return func()
|
|
|
|
|
|
def _pokemon_id_to_region(pokemon_id):
|
|
"""Rewrite of Database.__determine_region() avoids sharing implementations
|
|
between production code and test code."""
|
|
for region_name, region_info in region_dict.items():
|
|
if region_info.start <= pokemon_id <= region_info.end:
|
|
return region_name
|
|
assert False, '{} is an invalid region'.format(pokemon_id)
|
|
|
|
|
|
def make_extra_counts(filename='pokemon.txt'):
|
|
"""Test that correct regions are used in load_all_pokemon.load_extras().
|
|
Currently generates the dict: {'sinnoh': 14, 'hoenn': 9, 'johto': 1}"""
|
|
with open(os.path.join(SCRIPT_DIR, 'Data', filename)) as in_file:
|
|
pokemon_names = tuple([line.split()[0] for line in in_file])
|
|
filenames = os.listdir(os.path.join(SCRIPT_DIR, 'Images', 'Extra'))
|
|
father_names = (filename.split('-')[0] for filename in filenames)
|
|
father_ids = (pokemon_names.index(name) for name in father_names)
|
|
father_regions = (_pokemon_id_to_region(id) for id in father_ids)
|
|
return dict(Counter(father_regions))
|