debian-mirror-gitlab/spec/lib/gitlab/graphql/queries_spec.rb

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2021-03-08 18:12:59 +05:30
# frozen_string_literal: true
require 'fast_spec_helper'
require "test_prof/recipes/rspec/let_it_be"
RSpec.describe Gitlab::Graphql::Queries do
shared_examples 'a valid GraphQL query for the blog schema' do
it 'is valid' do
expect(subject.validate(schema).second).to be_empty
end
end
shared_examples 'an invalid GraphQL query for the blog schema' do
it 'is invalid' do
expect(subject.validate(schema).second).to match errors
end
end
# Toy schema to validate queries against
let_it_be(:schema) do
author = Class.new(GraphQL::Schema::Object) do
graphql_name 'Author'
field :name, GraphQL::STRING_TYPE, null: true
field :handle, GraphQL::STRING_TYPE, null: false
field :verified, GraphQL::BOOLEAN_TYPE, null: false
end
post = Class.new(GraphQL::Schema::Object) do
graphql_name 'Post'
field :name, GraphQL::STRING_TYPE, null: false
field :title, GraphQL::STRING_TYPE, null: false
field :content, GraphQL::STRING_TYPE, null: true
field :author, author, null: false
end
author.field :posts, [post], null: false do
argument :blog_title, GraphQL::STRING_TYPE, required: false
end
blog = Class.new(GraphQL::Schema::Object) do
graphql_name 'Blog'
field :title, GraphQL::STRING_TYPE, null: false
field :description, GraphQL::STRING_TYPE, null: false
field :main_author, author, null: false
field :posts, [post], null: false
field :post, post, null: true do
argument :slug, GraphQL::STRING_TYPE, required: true
end
end
Class.new(GraphQL::Schema) do
query(Class.new(GraphQL::Schema::Object) do
graphql_name 'Query'
field :blog, blog, null: true do
argument :title, GraphQL::STRING_TYPE, required: true
end
field :post, post, null: true do
argument :slug, GraphQL::STRING_TYPE, required: true
end
end)
end
end
let(:root) do
Rails.root / 'fixtures/lib/gitlab/graphql/queries'
end
describe Gitlab::Graphql::Queries::Fragments do
subject { described_class.new(root) }
it 'has the right home' do
expect(subject.home).to eq (root / 'app/assets/javascripts').to_s
end
it 'has the right EE home' do
expect(subject.home_ee).to eq (root / 'ee/app/assets/javascripts').to_s
end
it 'caches query definitions' do
fragment = subject.get('foo')
expect(fragment).to be_a(::Gitlab::Graphql::Queries::Definition)
expect(subject.get('foo')).to be fragment
end
end
describe '.all' do
it 'is the combination of finding queries in CE and EE' do
expect(described_class)
.to receive(:find).with(Rails.root / 'app/assets/javascripts').and_return([:ce])
expect(described_class)
.to receive(:find).with(Rails.root / 'ee/app/assets/javascripts').and_return([:ee])
expect(described_class.all).to eq([:ce, :ee])
end
end
describe '.find' do
def definition_of(path)
be_a(::Gitlab::Graphql::Queries::Definition)
.and(have_attributes(file: path.to_s))
end
it 'find a single specific file' do
path = root / 'post_by_slug.graphql'
expect(described_class.find(path)).to contain_exactly(definition_of(path))
end
it 'ignores files that do not exist' do
path = root / 'not_there.graphql'
expect(described_class.find(path)).to be_empty
end
it 'ignores fragments' do
path = root / 'author.fragment.graphql'
expect(described_class.find(path)).to be_empty
end
it 'ignores typedefs' do
path = root / 'typedefs.graphql'
expect(described_class.find(path)).to be_empty
end
it 'finds all query definitions under a root directory' do
found = described_class.find(root)
expect(found).to include(
definition_of(root / 'post_by_slug.graphql'),
definition_of(root / 'post_by_slug.with_import.graphql'),
definition_of(root / 'post_by_slug.with_import.misspelled.graphql'),
definition_of(root / 'duplicate_imports.graphql'),
definition_of(root / 'deeply/nested/query.graphql')
)
expect(found).not_to include(
definition_of(root / 'typedefs.graphql'),
definition_of(root / 'author.fragment.graphql')
)
end
end
describe Gitlab::Graphql::Queries::Definition do
let(:fragments) { Gitlab::Graphql::Queries::Fragments.new(root, '.') }
subject { described_class.new(root / path, fragments) }
context 'a simple query' do
let(:path) { 'post_by_slug.graphql' }
it_behaves_like 'a valid GraphQL query for the blog schema'
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it 'has a complexity' do
expect(subject.complexity(schema)).to be < 10
end
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end
context 'a query with an import' do
let(:path) { 'post_by_slug.with_import.graphql' }
it_behaves_like 'a valid GraphQL query for the blog schema'
end
context 'a query with duplicate imports' do
let(:path) { 'duplicate_imports.graphql' }
it_behaves_like 'a valid GraphQL query for the blog schema'
end
context 'a query importing from ee_else_ce' do
let(:path) { 'ee_else_ce.import.graphql' }
it_behaves_like 'a valid GraphQL query for the blog schema'
it 'can resolve the ee fields' do
expect(subject.text(mode: :ce)).not_to include('verified')
expect(subject.text(mode: :ee)).to include('verified')
end
end
context 'a query refering to parent directories' do
let(:path) { 'deeply/nested/query.graphql' }
it_behaves_like 'a valid GraphQL query for the blog schema'
end
context 'a query refering to parent directories, incorrectly' do
let(:path) { 'deeply/nested/bad_import.graphql' }
it_behaves_like 'an invalid GraphQL query for the blog schema' do
let(:errors) do
contain_exactly(
be_a(::Gitlab::Graphql::Queries::FileNotFound)
.and(have_attributes(message: include('deeply/author.fragment.graphql')))
)
end
end
end
context 'a query with a broken import' do
let(:path) { 'post_by_slug.with_import.misspelled.graphql' }
it_behaves_like 'an invalid GraphQL query for the blog schema' do
let(:errors) do
contain_exactly(
be_a(::Gitlab::Graphql::Queries::FileNotFound)
.and(have_attributes(message: include('auther.fragment.graphql')))
)
end
end
end
context 'a query which imports a file with a broken import' do
let(:path) { 'transitive_bad_import.graphql' }
it_behaves_like 'an invalid GraphQL query for the blog schema' do
let(:errors) do
contain_exactly(
be_a(::Gitlab::Graphql::Queries::FileNotFound)
.and(have_attributes(message: include('does-not-exist.graphql')))
)
end
end
end
context 'a query containing a client directive' do
let(:path) { 'client.query.graphql' }
it_behaves_like 'a valid GraphQL query for the blog schema'
it 'is tagged as a client query' do
expect(subject.validate(schema).first).to eq :client_query
end
end
context 'a mixed client query, valid' do
let(:path) { 'mixed_client.query.graphql' }
it_behaves_like 'a valid GraphQL query for the blog schema'
it 'is not tagged as a client query' do
expect(subject.validate(schema).first).not_to eq :client_query
end
end
context 'a mixed client query, with skipped argument' do
let(:path) { 'mixed_client_skipped_argument.graphql' }
it_behaves_like 'a valid GraphQL query for the blog schema'
end
context 'a mixed client query, with unused fragment' do
let(:path) { 'mixed_client_unused_fragment.graphql' }
it_behaves_like 'a valid GraphQL query for the blog schema'
end
context 'a client query, with unused fragment' do
let(:path) { 'client_unused_fragment.graphql' }
it_behaves_like 'a valid GraphQL query for the blog schema'
it 'is tagged as a client query' do
expect(subject.validate(schema).first).to eq :client_query
end
end
context 'a mixed client query, invalid' do
let(:path) { 'mixed_client_invalid.query.graphql' }
it_behaves_like 'an invalid GraphQL query for the blog schema' do
let(:errors) do
contain_exactly(have_attributes(message: include('titlz')))
end
end
end
context 'a query containing a connection directive' do
let(:path) { 'connection.query.graphql' }
it_behaves_like 'a valid GraphQL query for the blog schema'
end
context 'a query which mentions an incorrect field' do
let(:path) { 'wrong_field.graphql' }
it_behaves_like 'an invalid GraphQL query for the blog schema' do
let(:errors) do
contain_exactly(
have_attributes(message: /'createdAt' doesn't exist/),
have_attributes(message: /'categories' doesn't exist/)
)
end
end
end
context 'a query which has a missing argument' do
let(:path) { 'missing_argument.graphql' }
it_behaves_like 'an invalid GraphQL query for the blog schema' do
let(:errors) do
contain_exactly(
have_attributes(message: include('blog'))
)
end
end
end
context 'a query which has a bad argument' do
let(:path) { 'bad_argument.graphql' }
it_behaves_like 'an invalid GraphQL query for the blog schema' do
let(:errors) do
contain_exactly(
have_attributes(message: include('Nullability mismatch on variable $bad'))
)
end
end
end
context 'a query which has a syntax error' do
let(:path) { 'syntax-error.graphql' }
it_behaves_like 'an invalid GraphQL query for the blog schema' do
let(:errors) do
contain_exactly(
have_attributes(message: include('Parse error'))
)
end
end
end
context 'a query which has an unused import' do
let(:path) { 'unused_import.graphql' }
it_behaves_like 'an invalid GraphQL query for the blog schema' do
let(:errors) do
contain_exactly(
have_attributes(message: include('AuthorF was defined, but not used'))
)
end
end
end
end
end