mirror of
https://github.com/graphql-python/graphene-django.git
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b9f0e4f9ae
* Reset the global registry after each test (teardown) * Create a settings fixtures that returns graphene_settings and resets the graphene_settings after use (teardown) * Convert test_mutation tests from unittests.TestCase to pytest * Convert test_mutation PetType to a pet_type fixtures that reregisters the type
320 lines
8.2 KiB
Python
320 lines
8.2 KiB
Python
import pytest
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from django import forms
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from django.core.exceptions import ValidationError
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from py.test import raises
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from graphene import Field, ObjectType, Schema, String
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from graphene_django import DjangoObjectType
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from graphene_django.tests.models import Pet
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from ..mutation import DjangoFormMutation, DjangoModelFormMutation
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@pytest.fixture()
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def pet_type():
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class PetType(DjangoObjectType):
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class Meta:
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model = Pet
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fields = "__all__"
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return PetType
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class MyForm(forms.Form):
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text = forms.CharField()
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def clean_text(self):
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text = self.cleaned_data["text"]
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if text == "INVALID_INPUT":
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raise ValidationError("Invalid input")
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return text
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def save(self):
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pass
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class PetForm(forms.ModelForm):
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class Meta:
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model = Pet
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fields = "__all__"
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def clean_age(self):
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age = self.cleaned_data["age"]
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if age >= 99:
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raise ValidationError("Too old")
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return age
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def test_needs_form_class():
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with raises(Exception) as exc:
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class MyMutation(DjangoFormMutation):
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pass
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assert exc.value.args[0] == "form_class is required for DjangoFormMutation"
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def test_has_output_fields():
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class MyMutation(DjangoFormMutation):
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class Meta:
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form_class = MyForm
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assert "errors" in MyMutation._meta.fields
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def test_has_input_fields():
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class MyMutation(DjangoFormMutation):
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class Meta:
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form_class = MyForm
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assert "text" in MyMutation.Input._meta.fields
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def test_mutation_error_camelcased(pet_type, graphene_settings):
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class ExtraPetForm(PetForm):
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test_field = forms.CharField(required=True)
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class PetMutation(DjangoModelFormMutation):
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class Meta:
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form_class = ExtraPetForm
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result = PetMutation.mutate_and_get_payload(None, None)
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assert {f.field for f in result.errors} == {"name", "age", "test_field"}
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graphene_settings.CAMELCASE_ERRORS = True
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result = PetMutation.mutate_and_get_payload(None, None)
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assert {f.field for f in result.errors} == {"name", "age", "testField"}
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class MockQuery(ObjectType):
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a = String()
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def test_form_invalid_form():
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class MyMutation(DjangoFormMutation):
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class Meta:
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form_class = MyForm
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class Mutation(ObjectType):
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my_mutation = MyMutation.Field()
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schema = Schema(query=MockQuery, mutation=Mutation)
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result = schema.execute(
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""" mutation MyMutation {
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myMutation(input: { text: "INVALID_INPUT" }) {
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errors {
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field
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messages
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}
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text
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}
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}
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"""
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)
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assert result.errors is None
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assert result.data["myMutation"]["errors"] == [
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{"field": "text", "messages": ["Invalid input"]}
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]
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def test_form_valid_input():
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class MyMutation(DjangoFormMutation):
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class Meta:
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form_class = MyForm
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class Mutation(ObjectType):
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my_mutation = MyMutation.Field()
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schema = Schema(query=MockQuery, mutation=Mutation)
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result = schema.execute(
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""" mutation MyMutation {
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myMutation(input: { text: "VALID_INPUT" }) {
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errors {
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field
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messages
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}
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text
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}
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}
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"""
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)
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assert result.errors is None
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assert result.data["myMutation"]["errors"] == []
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assert result.data["myMutation"]["text"] == "VALID_INPUT"
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def test_default_meta_fields(pet_type):
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class PetMutation(DjangoModelFormMutation):
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class Meta:
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form_class = PetForm
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assert PetMutation._meta.model is Pet
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assert PetMutation._meta.return_field_name == "pet"
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assert "pet" in PetMutation._meta.fields
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def test_default_input_meta_fields(pet_type):
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class PetMutation(DjangoModelFormMutation):
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class Meta:
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form_class = PetForm
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assert PetMutation._meta.model is Pet
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assert PetMutation._meta.return_field_name == "pet"
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assert "name" in PetMutation.Input._meta.fields
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assert "client_mutation_id" in PetMutation.Input._meta.fields
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assert "id" in PetMutation.Input._meta.fields
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def test_exclude_fields_input_meta_fields(pet_type):
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class PetMutation(DjangoModelFormMutation):
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class Meta:
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form_class = PetForm
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exclude_fields = ["id"]
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assert PetMutation._meta.model is Pet
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assert PetMutation._meta.return_field_name == "pet"
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assert "name" in PetMutation.Input._meta.fields
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assert "age" in PetMutation.Input._meta.fields
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assert "client_mutation_id" in PetMutation.Input._meta.fields
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assert "id" not in PetMutation.Input._meta.fields
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def test_custom_return_field_name(pet_type):
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class PetMutation(DjangoModelFormMutation):
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class Meta:
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form_class = PetForm
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model = Pet
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return_field_name = "animal"
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assert PetMutation._meta.model is Pet
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assert PetMutation._meta.return_field_name == "animal"
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assert "animal" in PetMutation._meta.fields
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def test_model_form_mutation_mutate_existing(pet_type):
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class PetMutation(DjangoModelFormMutation):
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pet = Field(pet_type)
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class Meta:
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form_class = PetForm
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class Mutation(ObjectType):
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pet_mutation = PetMutation.Field()
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schema = Schema(query=MockQuery, mutation=Mutation)
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pet = Pet.objects.create(name="Axel", age=10)
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result = schema.execute(
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""" mutation PetMutation($pk: ID!) {
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petMutation(input: { id: $pk, name: "Mia", age: 10 }) {
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pet {
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name
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age
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}
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}
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}
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""",
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variable_values={"pk": pet.pk},
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)
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assert result.errors is None
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assert result.data["petMutation"]["pet"] == {"name": "Mia", "age": 10}
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assert Pet.objects.count() == 1
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pet.refresh_from_db()
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assert pet.name == "Mia"
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def test_model_form_mutation_creates_new(pet_type):
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class PetMutation(DjangoModelFormMutation):
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pet = Field(pet_type)
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class Meta:
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form_class = PetForm
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class Mutation(ObjectType):
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pet_mutation = PetMutation.Field()
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schema = Schema(query=MockQuery, mutation=Mutation)
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result = schema.execute(
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""" mutation PetMutation {
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petMutation(input: { name: "Mia", age: 10 }) {
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pet {
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name
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age
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}
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errors {
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field
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messages
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}
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}
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}
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"""
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)
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assert result.errors is None
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assert result.data["petMutation"]["pet"] == {"name": "Mia", "age": 10}
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assert Pet.objects.count() == 1
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pet = Pet.objects.get()
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assert pet.name == "Mia"
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assert pet.age == 10
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def test_model_form_mutation_invalid_input(pet_type):
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class PetMutation(DjangoModelFormMutation):
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pet = Field(pet_type)
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class Meta:
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form_class = PetForm
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class Mutation(ObjectType):
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pet_mutation = PetMutation.Field()
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schema = Schema(query=MockQuery, mutation=Mutation)
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result = schema.execute(
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""" mutation PetMutation {
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petMutation(input: { name: "Mia", age: 99 }) {
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pet {
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name
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age
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}
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errors {
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field
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messages
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}
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}
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}
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"""
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)
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assert result.errors is None
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assert result.data["petMutation"]["pet"] is None
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assert result.data["petMutation"]["errors"] == [
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{"field": "age", "messages": ["Too old"]}
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]
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assert Pet.objects.count() == 0
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def test_model_form_mutation_mutate_invalid_form(pet_type):
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class PetMutation(DjangoModelFormMutation):
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class Meta:
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form_class = PetForm
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result = PetMutation.mutate_and_get_payload(None, None)
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# A pet was not created
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Pet.objects.count() == 0
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fields_w_error = [e.field for e in result.errors]
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assert len(result.errors) == 2
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assert result.errors[0].messages == ["This field is required."]
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assert result.errors[1].messages == ["This field is required."]
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assert "age" in fields_w_error
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assert "name" in fields_w_error
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