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test_query.py
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test_query.py
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import json
from functools import partial
from graphql import Source, execute, parse
from ..inputfield import InputField
from ..inputobjecttype import InputObjectType
from ..objecttype import ObjectType
from ..scalars import Int, String
from ..schema import Schema
from ..structures import List
def test_query():
class Query(ObjectType):
hello = String(resolver=lambda *_: 'World')
hello_schema = Schema(Query)
executed = hello_schema.execute('{ hello }')
assert not executed.errors
assert executed.data == {'hello': 'World'}
def test_query_resolve_function():
class Query(ObjectType):
hello = String()
def resolve_hello(self, args, context, info):
return 'World'
hello_schema = Schema(Query)
executed = hello_schema.execute('{ hello }')
assert not executed.errors
assert executed.data == {'hello': 'World'}
def test_query_arguments():
class Query(ObjectType):
test = String(a_str=String(), a_int=Int())
def resolve_test(self, args, context, info):
return json.dumps([self, args], separators=(',', ':'))
test_schema = Schema(Query)
result = test_schema.execute('{ test }', None)
assert not result.errors
assert result.data == {'test': '[null,{}]'}
result = test_schema.execute('{ test(aStr: "String!") }', 'Source!')
assert not result.errors
assert result.data == {'test': '["Source!",{"a_str":"String!"}]'}
result = test_schema.execute('{ test(aInt: -123, aStr: "String!") }', 'Source!')
assert not result.errors
assert result.data in [
{'test': '["Source!",{"a_str":"String!","a_int":-123}]'},
{'test': '["Source!",{"a_int":-123,"a_str":"String!"}]'}
]
def test_query_input_field():
class Input(InputObjectType):
a_field = String()
recursive_field = InputField(lambda: Input)
class Query(ObjectType):
test = String(a_input=Input())
def resolve_test(self, args, context, info):
return json.dumps([self, args], separators=(',', ':'))
test_schema = Schema(Query)
result = test_schema.execute('{ test }', None)
assert not result.errors
assert result.data == {'test': '[null,{}]'}
result = test_schema.execute('{ test(aInput: {aField: "String!"} ) }', 'Source!')
assert not result.errors
assert result.data == {'test': '["Source!",{"a_input":{"a_field":"String!"}}]'}
result = test_schema.execute('{ test(aInput: {recursiveField: {aField: "String!"}}) }', 'Source!')
assert not result.errors
assert result.data == {'test': '["Source!",{"a_input":{"recursive_field":{"a_field":"String!"}}}]'}
def test_query_middlewares():
class Query(ObjectType):
hello = String()
other = String()
def resolve_hello(self, args, context, info):
return 'World'
def resolve_other(self, args, context, info):
return 'other'
def reversed_middleware(next, *args, **kwargs):
p = next(*args, **kwargs)
return p.then(lambda x: x[::-1])
hello_schema = Schema(Query)
executed = hello_schema.execute('{ hello, other }', middleware=[reversed_middleware])
assert not executed.errors
assert executed.data == {'hello': 'dlroW', 'other': 'rehto'}
def test_big_list_query_benchmark(benchmark):
big_list = range(10000)
class Query(ObjectType):
all_ints = List(Int)
def resolve_all_ints(self, args, context, info):
return big_list
hello_schema = Schema(Query)
big_list_query = partial(hello_schema.execute, '{ allInts }')
result = benchmark(big_list_query)
assert not result.errors
assert result.data == {'allInts': list(big_list)}
def test_big_list_query_compiled_query_benchmark(benchmark):
big_list = range(100000)
class Query(ObjectType):
all_ints = List(Int)
def resolve_all_ints(self, args, context, info):
return big_list
hello_schema = Schema(Query)
source = Source('{ allInts }')
query_ast = parse(source)
big_list_query = partial(execute, hello_schema, query_ast)
result = benchmark(big_list_query)
assert not result.errors
assert result.data == {'allInts': list(big_list)}
def test_big_list_of_containers_query_benchmark(benchmark):
class Container(ObjectType):
x = Int()
big_container_list = [Container(x=x) for x in range(1000)]
class Query(ObjectType):
all_containers = List(Container)
def resolve_all_containers(self, args, context, info):
return big_container_list
hello_schema = Schema(Query)
big_list_query = partial(hello_schema.execute, '{ allContainers { x } }')
result = benchmark(big_list_query)
assert not result.errors
assert result.data == {'allContainers': [{'x': c.x} for c in big_container_list]}
def test_big_list_of_containers_multiple_fields_query_benchmark(benchmark):
class Container(ObjectType):
x = Int()
y = Int()
z = Int()
o = Int()
big_container_list = [Container(x=x, y=x, z=x, o=x) for x in range(1000)]
class Query(ObjectType):
all_containers = List(Container)
def resolve_all_containers(self, args, context, info):
return big_container_list
hello_schema = Schema(Query)
big_list_query = partial(hello_schema.execute, '{ allContainers { x, y, z, o } }')
result = benchmark(big_list_query)
assert not result.errors
assert result.data == {'allContainers': [{'x': c.x, 'y': c.y, 'z': c.z, 'o': c.o} for c in big_container_list]}
def test_big_list_of_containers_multiple_fields_custom_resolvers_query_benchmark(benchmark):
class Container(ObjectType):
x = Int()
y = Int()
z = Int()
o = Int()
def resolve_x(self, args, context, info):
return self.x
def resolve_y(self, args, context, info):
return self.y
def resolve_z(self, args, context, info):
return self.z
def resolve_o(self, args, context, info):
return self.o
big_container_list = [Container(x=x, y=x, z=x, o=x) for x in range(1000)]
class Query(ObjectType):
all_containers = List(Container)
def resolve_all_containers(self, args, context, info):
return big_container_list
hello_schema = Schema(Query)
big_list_query = partial(hello_schema.execute, '{ allContainers { x, y, z, o } }')
result = benchmark(big_list_query)
assert not result.errors
assert result.data == {'allContainers': [{'x': c.x, 'y': c.y, 'z': c.z, 'o': c.o} for c in big_container_list]}