1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
|
import pytest
from jinja2 import Environment
from jinja2.utils import Markup
async def make_aiter(iter):
for item in iter:
yield item
def mark_dualiter(parameter, factory):
def decorator(f):
return pytest.mark.parametrize(parameter, [
lambda: factory(),
lambda: make_aiter(factory()),
])(f)
return decorator
@pytest.fixture
def env_async():
return Environment(enable_async=True)
@mark_dualiter('foo', lambda: range(10))
def test_first(env_async, foo):
tmpl = env_async.from_string('{{ foo()|first }}')
out = tmpl.render(foo=foo)
assert out == '0'
@mark_dualiter('items', lambda: [
{'foo': 1, 'bar': 2},
{'foo': 2, 'bar': 3},
{'foo': 1, 'bar': 1},
{'foo': 3, 'bar': 4}
])
def test_groupby(env_async, items):
tmpl = env_async.from_string('''
{%- for grouper, list in items()|groupby('foo') -%}
{{ grouper }}{% for x in list %}: {{ x.foo }}, {{ x.bar }}{% endfor %}|
{%- endfor %}''')
assert tmpl.render(items=items).split('|') == [
"1: 1, 2: 1, 1",
"2: 2, 3",
"3: 3, 4",
""
]
@mark_dualiter('items', lambda: [('a', 1), ('a', 2), ('b', 1)])
def test_groupby_tuple_index(env_async, items):
tmpl = env_async.from_string('''
{%- for grouper, list in items()|groupby(0) -%}
{{ grouper }}{% for x in list %}:{{ x.1 }}{% endfor %}|
{%- endfor %}''')
assert tmpl.render(items=items) == 'a:1:2|b:1|'
def make_articles():
class Date(object):
def __init__(self, day, month, year):
self.day = day
self.month = month
self.year = year
class Article(object):
def __init__(self, title, *date):
self.date = Date(*date)
self.title = title
return [
Article('aha', 1, 1, 1970),
Article('interesting', 2, 1, 1970),
Article('really?', 3, 1, 1970),
Article('totally not', 1, 1, 1971)
]
@mark_dualiter('articles', make_articles)
def test_groupby_multidot(env_async, articles):
tmpl = env_async.from_string('''
{%- for year, list in articles()|groupby('date.year') -%}
{{ year }}{% for x in list %}[{{ x.title }}]{% endfor %}|
{%- endfor %}''')
assert tmpl.render(articles=articles).split('|') == [
'1970[aha][interesting][really?]',
'1971[totally not]',
''
]
@mark_dualiter('int_items', lambda: [1, 2, 3])
def test_join(env_async, int_items):
tmpl = env_async.from_string('{{ items()|join("|") }}')
out = tmpl.render(items=int_items)
assert out == '1|2|3'
@mark_dualiter('string_items', lambda: ["<foo>", Markup("<span>foo</span>")])
def test_join(string_items):
env2 = Environment(autoescape=True, enable_async=True)
tmpl = env2.from_string(
'{{ ["<foo>", "<span>foo</span>"|safe]|join }}')
assert tmpl.render(items=string_items) == '<foo><span>foo</span>'
def make_users():
class User(object):
def __init__(self, username):
self.username = username
return map(User, ['foo', 'bar'])
@mark_dualiter('users', make_users)
def test_join_attribute(env_async, users):
tmpl = env_async.from_string('''{{ users()|join(', ', 'username') }}''')
assert tmpl.render(users=users) == 'foo, bar'
@mark_dualiter('items', lambda: [1, 2, 3, 4, 5])
def test_simple_reject(env_async, items):
tmpl = env_async.from_string('{{ items()|reject("odd")|join("|") }}')
assert tmpl.render(items=items) == '2|4'
@mark_dualiter('items', lambda: [None, False, 0, 1, 2, 3, 4, 5])
def test_bool_reject(env_async, items):
tmpl = env_async.from_string(
'{{ items()|reject|join("|") }}'
)
assert tmpl.render(items=items) == 'None|False|0'
@mark_dualiter('items', lambda: [1, 2, 3, 4, 5])
def test_simple_select(env_async, items):
tmpl = env_async.from_string('{{ items()|select("odd")|join("|") }}')
assert tmpl.render(items=items) == '1|3|5'
@mark_dualiter('items', lambda: [None, False, 0, 1, 2, 3, 4, 5])
def test_bool_select(env_async, items):
tmpl = env_async.from_string(
'{{ items()|select|join("|") }}'
)
assert tmpl.render(items=items) == '1|2|3|4|5'
def make_users():
class User(object):
def __init__(self, name, is_active):
self.name = name
self.is_active = is_active
return [
User('john', True),
User('jane', True),
User('mike', False),
]
@mark_dualiter('users', make_users)
def test_simple_select_attr(env_async, users):
tmpl = env_async.from_string(
'{{ users()|selectattr("is_active")|'
'map(attribute="name")|join("|") }}'
)
assert tmpl.render(users=users) == 'john|jane'
@mark_dualiter('items', lambda: list('123'))
def test_simple_map(env_async, items):
tmpl = env_async.from_string('{{ items()|map("int")|sum }}')
assert tmpl.render(items=items) == '6'
@mark_dualiter('users', make_users)
def test_attribute_map(env_async, users):
tmpl = env_async.from_string('{{ users()|map(attribute="name")|join("|") }}')
assert tmpl.render(users=users) == 'john|jane|mike'
def test_empty_map(env_async):
tmpl = env_async.from_string('{{ none|map("upper")|list }}')
assert tmpl.render() == '[]'
def test_sum(env_async):
tmpl = env_async.from_string('''{{ [1, 2, 3, 4, 5, 6]|sum }}''')
assert tmpl.render() == '21'
def test_sum_attributes(env_async):
tmpl = env_async.from_string('''{{ values|sum('value') }}''')
assert tmpl.render(values=[
{'value': 23},
{'value': 1},
{'value': 18},
]) == '42'
def test_sum_attributes_nested(env_async):
tmpl = env_async.from_string('''{{ values|sum('real.value') }}''')
assert tmpl.render(values=[
{'real': {'value': 23}},
{'real': {'value': 1}},
{'real': {'value': 18}},
]) == '42'
def test_sum_attributes_tuple(env_async):
tmpl = env_async.from_string('''{{ values.items()|sum('1') }}''')
assert tmpl.render(values={
'foo': 23,
'bar': 1,
'baz': 18,
}) == '42'
|
