gitlab-org--gitlab-foss/spec/graphql/types/base_field_spec.rb

194 lines
6.5 KiB
Ruby

# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Types::BaseField do
context 'when considering complexity' do
let(:resolver) do
Class.new(described_class) do
def self.resolver_complexity(args, child_complexity:)
2 if args[:foo]
end
def self.complexity_multiplier(args)
0.01
end
end
end
it 'defaults to 1' do
field = described_class.new(name: 'test', type: GraphQL::STRING_TYPE, null: true)
expect(field.to_graphql.complexity).to eq 1
end
describe '#base_complexity' do
context 'with no gitaly calls' do
it 'defaults to 1' do
field = described_class.new(name: 'test', type: GraphQL::STRING_TYPE, null: true)
expect(field.base_complexity).to eq 1
end
end
context 'with a gitaly call' do
it 'adds 1 to the default value' do
field = described_class.new(name: 'test', type: GraphQL::STRING_TYPE, null: true, calls_gitaly: true)
expect(field.base_complexity).to eq 2
end
end
end
it 'has specified value' do
field = described_class.new(name: 'test', type: GraphQL::STRING_TYPE, null: true, complexity: 12)
expect(field.to_graphql.complexity).to eq 12
end
context 'when field has a resolver' do
context 'when a valid complexity is already set' do
let(:field) { described_class.new(name: 'test', type: GraphQL::STRING_TYPE.connection_type, resolver_class: resolver, complexity: 2, max_page_size: 100, null: true) }
it 'uses this complexity' do
expect(field.to_graphql.complexity).to eq 2
end
end
context 'and is a connection' do
let(:field) { described_class.new(name: 'test', type: GraphQL::STRING_TYPE.connection_type, resolver_class: resolver, max_page_size: 100, null: true) }
it 'sets complexity depending on arguments for resolvers' do
expect(field.to_graphql.complexity.call({}, {}, 2)).to eq 4
expect(field.to_graphql.complexity.call({}, { first: 50 }, 2)).to eq 3
end
it 'sets complexity depending on number load limits for resolvers' do
expect(field.to_graphql.complexity.call({}, { first: 1 }, 2)).to eq 2
expect(field.to_graphql.complexity.call({}, { first: 1, foo: true }, 2)).to eq 4
end
end
context 'and is not a connection' do
it 'sets complexity as normal' do
field = described_class.new(name: 'test', type: GraphQL::STRING_TYPE, resolver_class: resolver, max_page_size: 100, null: true)
expect(field.to_graphql.complexity.call({}, {}, 2)).to eq 2
expect(field.to_graphql.complexity.call({}, { first: 50 }, 2)).to eq 2
end
end
end
context 'calls_gitaly' do
context 'for fields with a resolver' do
it 'adds 1 if true' do
with_gitaly_field = described_class.new(name: 'test', type: GraphQL::STRING_TYPE, resolver_class: resolver, null: true, calls_gitaly: true)
without_gitaly_field = described_class.new(name: 'test', type: GraphQL::STRING_TYPE, resolver_class: resolver, null: true)
base_result = without_gitaly_field.to_graphql.complexity.call({}, {}, 2)
expect(with_gitaly_field.to_graphql.complexity.call({}, {}, 2)).to eq base_result + 1
end
end
context 'for fields without a resolver' do
it 'adds 1 if true' do
field = described_class.new(name: 'test', type: GraphQL::STRING_TYPE, null: true, calls_gitaly: true)
expect(field.to_graphql.complexity).to eq 2
end
end
it 'defaults to false' do
field = described_class.new(name: 'test', type: GraphQL::STRING_TYPE, null: true)
expect(field.base_complexity).to eq Types::BaseField::DEFAULT_COMPLEXITY
end
context 'with declared constant complexity value' do
it 'has complexity set to that constant' do
field = described_class.new(name: 'test', type: GraphQL::STRING_TYPE, null: true, complexity: 12)
expect(field.to_graphql.complexity).to eq 12
end
it 'does not raise an error even with Gitaly calls' do
allow(Gitlab::GitalyClient).to receive(:get_request_count).and_return([0, 1])
field = described_class.new(name: 'test', type: GraphQL::STRING_TYPE, null: true, complexity: 12)
expect(field.to_graphql.complexity).to eq 12
end
end
end
describe '#visible?' do
context 'and has a feature_flag' do
let(:flag) { :test_feature }
let(:field) { described_class.new(name: 'test', type: GraphQL::STRING_TYPE, feature_flag: flag, null: false) }
let(:context) { {} }
before do
skip_feature_flags_yaml_validation
end
it 'returns false if the feature is not enabled' do
stub_feature_flags(flag => false)
expect(field.visible?(context)).to eq(false)
end
it 'returns true if the feature is enabled' do
expect(field.visible?(context)).to eq(true)
end
end
end
end
describe '#description' do
context 'feature flag given' do
let(:field) { described_class.new(name: 'test', type: GraphQL::STRING_TYPE, feature_flag: flag, null: false, description: 'Test description') }
let(:flag) { :test_flag }
it 'prepends the description' do
expect(field.description). to eq 'Test description. Available only when feature flag `test_flag` is enabled'
end
context 'falsey feature_flag values' do
using RSpec::Parameterized::TableSyntax
where(:flag, :feature_value) do
'' | false
'' | true
nil | false
nil | true
end
with_them do
it 'returns the correct description' do
expect(field.description).to eq('Test description')
end
end
end
end
end
include_examples 'Gitlab-style deprecations' do
def subject(args = {})
base_args = { name: 'test', type: GraphQL::STRING_TYPE, null: true }
described_class.new(**base_args.merge(args))
end
it 'interacts well with the `feature_flag` property' do
field = subject(
deprecated: { milestone: '1.10', reason: 'Deprecation reason' },
description: 'Field description',
feature_flag: 'foo_flag'
)
expectation = 'Field description. Available only when feature flag `foo_flag` is enabled. Deprecated in 1.10: Deprecation reason'
expect(field.description).to eq(expectation)
end
end
end