gitlab-org--gitlab-foss/spec/graphql/gitlab_schema_spec.rb
2019-06-28 08:30:29 +01:00

171 lines
5.4 KiB
Ruby

# frozen_string_literal: true
require 'spec_helper'
describe GitlabSchema do
let(:user) { build :user }
it 'uses batch loading' do
expect(field_instrumenters).to include(BatchLoader::GraphQL)
end
it 'enables the preload instrumenter' do
expect(field_instrumenters).to include(BatchLoader::GraphQL)
end
it 'enables the authorization instrumenter' do
expect(field_instrumenters).to include(instance_of(::Gitlab::Graphql::Authorize::Instrumentation))
end
it 'enables using presenters' do
expect(field_instrumenters).to include(instance_of(::Gitlab::Graphql::Present::Instrumentation))
end
it 'has the base mutation' do
expect(described_class.mutation).to eq(::Types::MutationType.to_graphql)
end
it 'has the base query' do
expect(described_class.query).to eq(::Types::QueryType.to_graphql)
end
it 'paginates active record relations using `Gitlab::Graphql::Connections::KeysetConnection`' do
connection = GraphQL::Relay::BaseConnection::CONNECTION_IMPLEMENTATIONS[ActiveRecord::Relation.name]
expect(connection).to eq(Gitlab::Graphql::Connections::KeysetConnection)
end
describe '.execute' do
context 'for different types of users' do
context 'when no context' do
it 'returns DEFAULT_MAX_COMPLEXITY' do
expect(GraphQL::Schema)
.to receive(:execute)
.with('query', hash_including(max_complexity: GitlabSchema::DEFAULT_MAX_COMPLEXITY))
described_class.execute('query')
end
end
context 'when no user' do
it 'returns DEFAULT_MAX_COMPLEXITY' do
expect(GraphQL::Schema)
.to receive(:execute)
.with('query', hash_including(max_complexity: GitlabSchema::DEFAULT_MAX_COMPLEXITY))
described_class.execute('query', context: {})
end
it 'returns DEFAULT_MAX_DEPTH' do
expect(GraphQL::Schema)
.to receive(:execute)
.with('query', hash_including(max_depth: GitlabSchema::DEFAULT_MAX_DEPTH))
described_class.execute('query', context: {})
end
end
context 'when a logged in user' do
it 'returns AUTHENTICATED_COMPLEXITY' do
expect(GraphQL::Schema).to receive(:execute).with('query', hash_including(max_complexity: GitlabSchema::AUTHENTICATED_COMPLEXITY))
described_class.execute('query', context: { current_user: user })
end
it 'returns AUTHENTICATED_MAX_DEPTH' do
expect(GraphQL::Schema).to receive(:execute).with('query', hash_including(max_depth: GitlabSchema::AUTHENTICATED_MAX_DEPTH))
described_class.execute('query', context: { current_user: user })
end
end
context 'when an admin user' do
it 'returns ADMIN_COMPLEXITY' do
user = build :user, :admin
expect(GraphQL::Schema).to receive(:execute).with('query', hash_including(max_complexity: GitlabSchema::ADMIN_COMPLEXITY))
described_class.execute('query', context: { current_user: user })
end
end
context 'when max_complexity passed on the query' do
it 'returns what was passed on the query' do
expect(GraphQL::Schema).to receive(:execute).with('query', hash_including(max_complexity: 1234))
described_class.execute('query', max_complexity: 1234)
end
end
context 'when max_depth passed on the query' do
it 'returns what was passed on the query' do
expect(GraphQL::Schema).to receive(:execute).with('query', hash_including(max_depth: 1234))
described_class.execute('query', max_depth: 1234)
end
end
end
end
describe '.id_from_object' do
it 'returns a global id' do
expect(described_class.id_from_object(build(:project, id: 1))).to be_a(GlobalID)
end
it "raises a meaningful error if a global id couldn't be generated" do
expect { described_class.id_from_object(build(:wiki_directory)) }
.to raise_error(RuntimeError, /include `GlobalID::Identification` into/i)
end
end
describe '.object_from_id' do
context 'for subclasses of `ApplicationRecord`' do
it 'returns the correct record' do
user = create(:user)
result = described_class.object_from_id(user.to_global_id.to_s)
expect(result.__sync).to eq(user)
end
it 'batchloads the queries' do
user1 = create(:user)
user2 = create(:user)
expect do
[described_class.object_from_id(user1.to_global_id),
described_class.object_from_id(user2.to_global_id)].map(&:__sync)
end.not_to exceed_query_limit(1)
end
end
context 'for other classes' do
# We cannot use an anonymous class here as `GlobalID` expects `.name` not
# to return `nil`
class TestGlobalId
include GlobalID::Identification
attr_accessor :id
def initialize(id)
@id = id
end
end
it 'falls back to a regular find' do
result = TestGlobalId.new(123)
expect(TestGlobalId).to receive(:find).with("123").and_return(result)
expect(described_class.object_from_id(result.to_global_id)).to eq(result)
end
end
it 'raises the correct error on invalid input' do
expect { described_class.object_from_id("bogus id") }.to raise_error(Gitlab::Graphql::Errors::ArgumentError)
end
end
def field_instrumenters
described_class.instrumenters[:field] + described_class.instrumenters[:field_after_built_ins]
end
end