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Let hypothesis decide when to add optional keys #1

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Let hypothesis decide when to add optional keys #1

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24 changes: 11 additions & 13 deletions hyposchema/hypo_schema.py
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Original file line number Diff line number Diff line change
@@ -1,9 +1,9 @@
from random import randint

from hypothesis import strategies as hs

from hyposchema.regex import regex

EXCLUDE = object()


def gen_int(prop):
min_value = prop.get("minimum", None)
Expand All @@ -27,13 +27,6 @@ def gen_string(prop):
max_size=max_value)


def should_include(key, required_list):
if key in required_list:
return True
else:
return bool(randint(0, 1))


def gen_array(prop):
min_items = prop.get("minItems", None)
max_items = prop.get("maxItems", None)
Expand All @@ -59,6 +52,11 @@ def gen_any_obj():
lambda children: hs.dictionaries(hs.text(), children),
max_leaves=10)


def gen_maybe(value):
return hs.one_of(value, hs.just(EXCLUDE))


def gen_object(prop):

required = prop.get("required", [])
Expand All @@ -72,11 +70,11 @@ def gen_object(prop):

for k in prop[prop_key].keys():
json_prop = prop[prop_key][k]
gen = get_generator(json_prop)
output[k] = gen if k in required else gen_maybe(gen)

if should_include(k, required):
output[k] = get_generator(json_prop)

return hs.fixed_dictionaries(output)
return hs.fixed_dictionaries(output).map(
lambda m: {k: v for k, v in m.items() if v is not EXCLUDE})


def gen_enum(prop):
Expand Down