lbry-sdk/tests/unit/service/test_parser.py
2020-09-04 00:22:14 -03:00

325 lines
12 KiB
Python

from unittest import TestCase
from textwrap import dedent
from lbry.service.api import Paginated, Wallet, expander
from lbry.service.parser import (
parse_method, get_expanders, get_api_definitions,
generate_options
)
@expander
def test_kwargs(somevalue=1):
pass
@expander
def another_test_kwargs(
somevalue=1,
repeated=2,
bad_description=3, # using linebreaks makes docopt very very --angry
angry=4
):
pass
class FakeAPI:
THING_DOC = "thing doc"
def thing_create(
self,
name: str, # the name
value1='hi', # the first value
value2=9, # the second value
_ignored=9
) -> str: # thing name
"""create command doc"""
def thing_list(
self,
value1: str = None, # the first value
value2: int = None, # the second value with a very very long description which needs to be wrapped
value3=False, # a bool
# multi-line
**pagination_kwargs
) -> Paginated[Wallet]: # list of wallets
"""list command doc"""
def thing_update(self, value1: str) -> Wallet: # updated wallet
"""update command doc"""
def thing_search(
self,
query='a',
**test_and_another_test_kwargs) -> Wallet:
"""
search command doc
Usage:
thing search [--query=<query>]
{kwargs}
"""
def thing_delete(self, value1: str, **tx_and_pagination_kwargs) -> Wallet: # deleted thing
"""
delete command doc
Usage:
thing delete <value1>
{kwargs}
"""
def not_grouped(self) -> str: # cheese
"""
group command doc
Usage:
not_grouped [--foo]
Options:
--foo : (bool) blah
Returns:
foo bar
"""
class TestParser(TestCase):
maxDiff = None
def test_parse_does_not_duplicate_arguments(self):
parsed = parse_method(FakeAPI.thing_search, get_expanders())
names = [arg['name'] for arg in parsed['arguments']]
self.assertEqual(len(names), len(set(names)))
def test_parse_method(self):
expanders = get_expanders()
self.assertEqual(
parse_method(FakeAPI.thing_create, expanders), {
'name': 'thing_create',
'desc': {'text': ['create command doc']},
'method': FakeAPI.thing_create,
'arguments': [
{'name': 'name', 'type': 'str', 'desc': ['the name']},
{'name': 'value1', 'type': 'str', 'default': "'hi'", 'desc': ['the first value']},
{'name': 'value2', 'type': 'int', 'default': 9, 'desc': ['the second value']},
],
'returns': {
'type': 'str',
'desc': ['thing name']
}
}
)
self.assertEqual(
parse_method(FakeAPI.thing_list, expanders), {
'name': 'thing_list',
'desc': {'text': ['list command doc']},
'method': FakeAPI.thing_list,
'arguments': [
{'name': 'value1', 'type': 'str', 'desc': ['the first value']},
{'name': 'value2', 'type': 'int', 'desc': [
'the second value with a very very long description which needs to be wrapped']},
{'name': 'value3', 'type': 'bool', 'default': False, 'desc': ['a bool', 'multi-line']},
{'name': 'page', 'type': 'int', 'desc': ['page to return for paginating']},
{'name': 'page_size', 'type': 'int', 'desc': ['number of items on page for pagination']},
{'name': 'include_total', 'type': 'bool', 'default': False,
'desc': ['calculate total number of items and pages']},
],
'kwargs': [
{'name': 'page', 'type': 'int', 'desc': ['page to return for paginating']},
{'name': 'page_size', 'type': 'int', 'desc': ['number of items on page for pagination']},
{'name': 'include_total', 'type': 'bool', 'default': False,
'desc': ['calculate total number of items and pages']},
],
'returns': {
'type': 'Paginated[Wallet]',
'desc': ['list of wallets'],
'json': {
'page': 'Page number of the current items.',
'page_size': 'Number of items to show on a page.',
'total_pages': 'Total number of pages.',
'total_items': 'Total number of items.',
'items': [
{'id': 'wallet_id', 'name': 'optional wallet name'}
]
},
}
}
)
self.assertEqual(
parse_method(FakeAPI.thing_update, expanders), {
'name': 'thing_update',
'desc': {'text': ['update command doc']},
'method': FakeAPI.thing_update,
'arguments': [
{'name': 'value1', 'type': 'str', 'desc': []},
],
'returns': {
'type': 'Wallet',
'desc': ['updated wallet'],
'json': {'id': 'wallet_id', 'name': 'optional wallet name'},
}
}
)
self.assertEqual(
parse_method(FakeAPI.not_grouped, expanders), {
'name': 'not_grouped',
'desc': {
'text': ['group command doc'],
'usage': [' not_grouped [--foo]'],
'options': [' --foo : (bool) blah'],
'returns': [' foo bar']
},
'method': FakeAPI.not_grouped,
'arguments': [],
'returns': {'desc': ['cheese'], 'type': 'str'}
}
)
class TestGenerator(TestCase):
maxDiff = None
def test_generate_options(self):
expanders = get_expanders()
self.assertEqual(
generate_options(parse_method(FakeAPI.thing_list, expanders), indent=' '), [
' --value1=<value1> : (str) the first value',
' --value2=<value2> : (int) the second value with a very very long description which',
' needs to be wrapped',
' --value3 : (bool) a bool multi-line',
' --page=<page> : (int) page to return for paginating',
' --page_size=<page_size> : (int) number of items on page for pagination',
' --include_total : (bool) calculate total number of items and pages',
]
)
def test_get_api_definitions(self):
defs = get_api_definitions(FakeAPI)
self.assertEqual({'groups', 'commands'}, set(defs))
self.assertEqual(defs['groups'], {'thing': 'thing doc'})
self.assertEqual(defs['commands']['thing_create']['group'], 'thing')
self.assertEqual(defs['commands']['thing_create']['name'], 'create')
self.assertEqual(defs['commands']['thing_list']['group'], 'thing')
self.assertEqual(defs['commands']['thing_list']['name'], 'list')
self.assertEqual(defs['commands']['not_grouped']['name'], 'not_grouped')
self.assertNotIn('group', defs['commands']['not_grouped'])
self.assertEqual(
defs['commands']['thing_create']['help'],
dedent("""\
create command doc
Usage:
thing create
Options:
--name=<name> : (str) the name
--value1=<value1> : (str) the first value [default: 'hi']
--value2=<value2> : (int) the second value [default: 9]
Returns:
(str) thing name""")
)
self.assertEqual(
defs['commands']['thing_delete']['help'],
dedent("""\
delete command doc
Usage:
thing delete <value1>
[--wallet_id=<wallet_id>] [--change_account_id=<change_account_id>]
[--fund_account_id=<fund_account_id>...] [--preview] [--no_wait]
[--page=<page>] [--page_size=<page_size>] [--include_total]
Options:
--value1=<value1> : (str)
--wallet_id=<wallet_id> : (str) restrict operation to specific wallet
--change_account_id=<change_account_id> : (str) account to send excess change (LBC)
--fund_account_id=<fund_account_id> : (str, list) accounts to fund the
transaction
--preview : (bool) do not broadcast the transaction
--no_wait : (bool) do not wait for mempool confirmation
--page=<page> : (int) page to return for paginating
--page_size=<page_size> : (int) number of items on page for
pagination
--include_total : (bool) calculate total number of items and
pages
Returns:
(Wallet) deleted thing
{
"id": "wallet_id",
"name": "optional wallet name"
}""")
)
self.assertEqual(
defs['commands']['thing_list']['help'],
dedent("""\
list command doc
Usage:
thing list
Options:
--value1=<value1> : (str) the first value
--value2=<value2> : (int) the second value with a very very long description
which needs to be wrapped
--value3 : (bool) a bool multi-line
--page=<page> : (int) page to return for paginating
--page_size=<page_size> : (int) number of items on page for pagination
--include_total : (bool) calculate total number of items and pages
Returns:
(Paginated[Wallet]) list of wallets
{
"page": "Page number of the current items.",
"page_size": "Number of items to show on a page.",
"total_pages": "Total number of pages.",
"total_items": "Total number of items.",
"items": [
{
"id": "wallet_id",
"name": "optional wallet name"
}
]
}""")
)
self.assertEqual(
defs['commands']['not_grouped']['help'],
dedent("""\
group command doc
Usage:
not_grouped [--foo]
Options:
--foo : (bool) blah
Returns:
(str) cheese
foo bar""")
)
def test_parse_does_not_break_with_two_dashes(self):
# breaking with two dashes breaks docopt parsing
definitions = get_api_definitions(FakeAPI)
self.assertEqual(definitions['commands']['thing_search']['help'], """search command doc
Usage:
thing search [--query=<query>]
[--somevalue=<somevalue>] [--repeated=<repeated>]
[--bad_description=<bad_description>] [--angry=<angry>]
Options:
--query=<query> : (str) [default: 'a']
--somevalue=<somevalue> : (int) [default: 1]
--repeated=<repeated> : (int) [default: 2]
--bad_description=<bad_description> : (int) using linebreaks makes docopt very very --angry [default: 3]
--angry=<angry> : (int) [default: 4]
Returns:
(Wallet)
{
"id": "wallet_id",
"name": "optional wallet name"
}""")