xonsh/tests/test_lazyjson.py
Gil Forsyth 615ca4fecf remove duplicate tests and fix flake issues
lots of copypasta doublespaces after `==` and one of the tests was
written in triplicate
2016-10-18 16:09:35 -04:00

153 lines
3.7 KiB
Python

# -*- coding: utf-8 -*-
"""Tests lazy json functionality."""
from __future__ import unicode_literals, print_function
from io import StringIO
from xonsh.lazyjson import index, ljdump, LazyJSON, LJNode
def test_index_int():
exp = {'offsets': 0, 'sizes': 2}
s, obs = index(42)
assert exp == obs
def test_index_str():
exp = {'offsets': 0, 'sizes': 7}
s, obs = index('wakka')
assert exp == obs
def test_index_list_ints():
exp = {'offsets': [1, 4, 0], 'sizes': [1, 2, 8]}
s, obs = index([1, 42])
assert exp == obs
def test_index_list_str():
exp = {'offsets': [1, 10, 0], 'sizes': [7, 8, 20]}
s, obs = index(['wakka', 'jawaka'])
assert exp == obs
def test_index_list_str_int():
exp = {'offsets': [1, 10, 0], 'sizes': [7, 2, 14]}
s, obs = index(['wakka', 42])
assert exp == obs
def test_index_list_int_str():
exp = {'offsets': [1, 5, 14, 0], 'sizes': [2, 7, 8, 24]}
s, obs = index([42, 'wakka', 'jawaka'])
assert exp == obs
def test_index_dict_int():
exp = {'offsets': {'wakka': 10, '__total__': 0},
'sizes': {'wakka': 2, '__total__': 14}}
s, obs = index({'wakka': 42})
assert exp == obs
def test_index_dict_str():
exp = {'offsets': {'wakka': 10, '__total__': 0},
'sizes': {'wakka': 8, '__total__': 20}}
s, obs = index({'wakka': 'jawaka'})
assert exp == obs
def test_index_dict_dict_int():
exp = {'offsets': {'wakka': {'jawaka': 21, '__total__': 10},
'__total__': 0,
},
'sizes': {'wakka': {'jawaka': 2, '__total__': 15},
'__total__': 27}
}
s, obs = index({'wakka': {'jawaka': 42}})
assert exp == obs
def test_lazy_load_index():
f = StringIO()
ljdump({'wakka': 42}, f)
f.seek(0)
lj = LazyJSON(f)
assert {'wakka': 10, '__total__': 0} == lj.offsets
assert {'wakka': 2, '__total__': 14} == lj.sizes
def test_lazy_int():
f = StringIO()
ljdump(42, f)
f.seek(0)
lj = LazyJSON(f)
assert 42 == lj.load()
def test_lazy_str():
f = StringIO()
ljdump('wakka', f)
f.seek(0)
lj = LazyJSON(f)
assert 'wakka' == lj.load()
def test_lazy_list_empty():
x = []
f = StringIO()
ljdump(x, f)
f.seek(0)
lj = LazyJSON(f)
assert 0 == len(lj)
assert x == lj.load()
def test_lazy_list_ints():
x = [0, 1, 6, 28, 496, 8128]
f = StringIO()
ljdump(x, f)
f.seek(0)
lj = LazyJSON(f)
assert 28 == lj[3]
assert x[:2:-2] == lj[:2:-2]
assert x == [_ for _ in lj]
assert x == lj.load()
def test_lazy_list_str():
x = ['I', 'have', 'seen', 'the', 'wind', 'blow']
f = StringIO()
ljdump(x, f)
f.seek(0)
lj = LazyJSON(f)
assert 'the' == lj[3]
assert x[:2:-2] == lj[:2:-2]
assert x == [_ for _ in lj]
assert x == lj.load()
def test_lazy_list_list_ints():
x = [[0, 1], [6, 28], [496, 8128]]
f = StringIO()
ljdump(x, f)
f.seek(0)
lj = LazyJSON(f)
assert isinstance(lj[1], LJNode)
assert 28 == lj[1][1]
assert [6 == 28], lj[1].load()
assert x == lj.load()
def test_lazy_dict_empty():
x = {}
f = StringIO()
ljdump(x, f)
f.seek(0)
lj = LazyJSON(f)
assert 0 == len(lj)
assert x == lj.load()
def test_lazy_dict():
f = StringIO()
ljdump({'wakka': 42}, f)
f.seek(0)
lj = LazyJSON(f)
assert ['wakka'] == list(lj.keys())
assert 42 == lj['wakka']
assert 1 == len(lj)
assert {'wakka': 42} == lj.load()
def test_lazy_dict_dict_int():
x = {'wakka': {'jawaka': 42}}
f = StringIO()
ljdump(x, f)
f.seek(0)
lj = LazyJSON(f)
assert ['wakka'] == list(lj.keys())
assert isinstance(lj['wakka'], LJNode)
assert 42 == lj['wakka']['jawaka']
assert 1 == len(lj)
assert x == lj.load()