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|
import pytest
from graphql import GraphQLError
from gql import Client, gql
from tests.starwars.schema import StarWarsSchema
@pytest.fixture
def client():
return Client(schema=StarWarsSchema)
def test_hero_name_query(client):
query = gql(
"""
query HeroNameQuery {
hero {
name
}
}
"""
)
expected = {"hero": {"name": "R2-D2"}}
result = client.execute(query)
assert result == expected
def test_hero_name_and_friends_query(client):
query = gql(
"""
query HeroNameAndFriendsQuery {
hero {
id
name
friends {
name
}
}
}
"""
)
expected = {
"hero": {
"id": "2001",
"name": "R2-D2",
"friends": [
{"name": "Luke Skywalker"},
{"name": "Han Solo"},
{"name": "Leia Organa"},
],
}
}
result = client.execute(query)
assert result == expected
def test_nested_query(client):
query = gql(
"""
query NestedQuery {
hero {
name
friends {
name
appearsIn
friends {
name
}
}
}
}
"""
)
expected = {
"hero": {
"name": "R2-D2",
"friends": [
{
"name": "Luke Skywalker",
"appearsIn": ["NEWHOPE", "EMPIRE", "JEDI"],
"friends": [
{"name": "Han Solo"},
{"name": "Leia Organa"},
{"name": "C-3PO"},
{"name": "R2-D2"},
],
},
{
"name": "Han Solo",
"appearsIn": ["NEWHOPE", "EMPIRE", "JEDI"],
"friends": [
{"name": "Luke Skywalker"},
{"name": "Leia Organa"},
{"name": "R2-D2"},
],
},
{
"name": "Leia Organa",
"appearsIn": ["NEWHOPE", "EMPIRE", "JEDI"],
"friends": [
{"name": "Luke Skywalker"},
{"name": "Han Solo"},
{"name": "C-3PO"},
{"name": "R2-D2"},
],
},
],
}
}
result = client.execute(query, parse_result=False)
assert result == expected
def test_fetch_luke_query(client):
query = gql(
"""
query FetchLukeQuery {
human(id: "1000") {
name
}
}
"""
)
expected = {"human": {"name": "Luke Skywalker"}}
result = client.execute(query)
assert result == expected
def test_fetch_some_id_query(client):
query = gql(
"""
query FetchSomeIDQuery($someId: String!) {
human(id: $someId) {
name
}
}
"""
)
query.variable_values = {
"someId": "1000",
}
expected = {"human": {"name": "Luke Skywalker"}}
result = client.execute(query)
assert result == expected
def test_fetch_some_id_query2(client):
query = gql(
"""
query FetchSomeIDQuery($someId: String!) {
human(id: $someId) {
name
}
}
"""
)
query.variable_values = {
"someId": "1002",
}
expected = {"human": {"name": "Han Solo"}}
result = client.execute(query)
assert result == expected
def test_invalid_id_query(client):
query = gql(
"""
query humanQuery($id: String!) {
human(id: $id) {
name
}
}
"""
)
query.variable_values = {
"id": "not a valid id",
}
expected = {"human": None}
result = client.execute(query)
assert result == expected
def test_fetch_luke_aliased(client):
query = gql(
"""
query FetchLukeAliased {
luke: human(id: "1000") {
name
}
}
"""
)
expected = {"luke": {"name": "Luke Skywalker"}}
result = client.execute(query)
assert result == expected
def test_fetch_luke_and_leia_aliased(client):
query = gql(
"""
query FetchLukeAndLeiaAliased {
luke: human(id: "1000") {
name
}
leia: human(id: "1003") {
name
}
}
"""
)
expected = {"luke": {"name": "Luke Skywalker"}, "leia": {"name": "Leia Organa"}}
result = client.execute(query)
assert result == expected
def test_duplicate_fields(client):
query = gql(
"""
query DuplicateFields {
luke: human(id: "1000") {
name
homePlanet
}
leia: human(id: "1003") {
name
homePlanet
}
}
"""
)
expected = {
"luke": {"name": "Luke Skywalker", "homePlanet": "Tatooine"},
"leia": {"name": "Leia Organa", "homePlanet": "Alderaan"},
}
result = client.execute(query)
assert result == expected
def test_use_fragment(client):
query = gql(
"""
query UseFragment {
luke: human(id: "1000") {
...HumanFragment
}
leia: human(id: "1003") {
...HumanFragment
}
}
fragment HumanFragment on Human {
name
homePlanet
}
"""
)
expected = {
"luke": {"name": "Luke Skywalker", "homePlanet": "Tatooine"},
"leia": {"name": "Leia Organa", "homePlanet": "Alderaan"},
}
result = client.execute(query)
assert result == expected
def test_check_type_of_r2(client):
query = gql(
"""
query CheckTypeOfR2 {
hero {
__typename
name
}
}
"""
)
expected = {"hero": {"__typename": "Droid", "name": "R2-D2"}}
result = client.execute(query)
assert result == expected
def test_check_type_of_luke(client):
query = gql(
"""
query CheckTypeOfLuke {
hero(episode: EMPIRE) {
__typename
name
}
}
"""
)
expected = {"hero": {"__typename": "Human", "name": "Luke Skywalker"}}
result = client.execute(query)
assert result == expected
def test_parse_error(client):
with pytest.raises(Exception) as exc_info:
gql(
"""
qeury
"""
)
error = exc_info.value
assert isinstance(error, GraphQLError)
assert "Syntax Error: Unexpected Name 'qeury'." in str(error)
def test_mutation_result(client):
query = gql(
"""
mutation CreateReviewForEpisode($ep: Episode!, $review: ReviewInput!) {
createReview(episode: $ep, review: $review) {
stars
commentary
}
}
"""
)
query.variable_values = {
"ep": "JEDI",
"review": {"stars": 5, "commentary": "This is a great movie!"},
}
expected = {"createReview": {"stars": 5, "commentary": "This is a great movie!"}}
result = client.execute(query)
assert result == expected
|
