# Path: src/japronto/router/route.py
# class RouteNotFoundException(Exception):
# class Route:
# class SegmentType(IntEnum):
#     def __init__(self, pattern, handler, methods):
#     def __repr__(self):
#     def describe(self):
#     def __eq__(self, other):
# def parse(pattern):
# def roundto8(v):
# def padto8(data):
# def compile(route):
# def compile_all(routes):
#     EXACT = 0
#     PLACEHOLDER = 1


import asyncio
import pytest
from collections import namedtuple
from .route import parse, MatcherEntry, Segment, SegmentType, Route, \
    compile, roundto8
    ('{a}/a', [('placeholder', 'a'), ('exact', '/a')]),
    ('{a}/{{a}}', [('placeholder', 'a'), ('exact', '/{a}')]),
    ('{a}/{b}', [('placeholder', 'a'), ('exact', '/'), ('placeholder', 'b')])
])
def test_parse(pattern, result):
    assert parse(pattern) == result


@pytest.mark.parametrize('pattern,error', [
    ('{a', 'Unbalanced'),
    ('{a}/{b', 'Unbalanced'),
    ('{a}a', 'followed by'),
    ('{a}/{a}', 'Duplicate')
])
def test_parse_error(pattern, error):
    with pytest.raises(ValueError) as info:
        parse(pattern)
    assert error in info.value.args[0]


DecodedRoute = namedtuple(
    'DecodedRoute',
    'route_id,handler_id,coro_func,simple,placeholder_cnt,segments,methods')


def decompile(buffer):
    route_id, handler_id, coro_func, simple, \
        pattern_len, methods_len, placeholder_cnt \
        = MatcherEntry.unpack_from(buffer, 0)
    offset = MatcherEntry.size

# Path: src/japronto/router/route.py
# class RouteNotFoundException(Exception):
# class Route:
# class SegmentType(IntEnum):
#     def __init__(self, pattern, handler, methods):
#     def __repr__(self):
#     def describe(self):
#     def __eq__(self, other):
# def parse(pattern):
# def roundto8(v):
# def padto8(data):
# def compile(route):
# def compile_all(routes):
#     EXACT = 0
#     PLACEHOLDER = 1


# Path: src/japronto/router/test_route.py
import asyncio
import pytest
from collections import namedtuple
from .route import parse, MatcherEntry, Segment, SegmentType, Route, \
    compile, roundto8

    ('{a}/a', [('placeholder', 'a'), ('exact', '/a')]),
    ('{a}/{{a}}', [('placeholder', 'a'), ('exact', '/{a}')]),
    ('{a}/{b}', [('placeholder', 'a'), ('exact', '/'), ('placeholder', 'b')])
])
def test_parse(pattern, result):
    assert parse(pattern) == result


@pytest.mark.parametrize('pattern,error', [
    ('{a', 'Unbalanced'),
    ('{a}/{b', 'Unbalanced'),
    ('{a}a', 'followed by'),
    ('{a}/{a}', 'Duplicate')
])
def test_parse_error(pattern, error):
    with pytest.raises(ValueError) as info:
        parse(pattern)
    assert error in info.value.args[0]


DecodedRoute = namedtuple(
    'DecodedRoute',
    'route_id,handler_id,coro_func,simple,placeholder_cnt,segments,methods')


def decompile(buffer):
    route_id, handler_id, coro_func, simple, \
        pattern_len, methods_len, placeholder_cnt \
        = MatcherEntry.unpack_from(buffer, 0)
    offset = MatcherEntry.size

    pattern_offset_end = offset + roundto8(pattern_len)