Add new group_packages_resolver

- source
- tests

app/graphql/resolvers/group_packages_resolver.rb

+# frozen_string_literal: true
+
+module Resolvers
+  class GroupPackagesResolver < BaseResolver
+    type Types::Packages::PackageType.connection_type, null: true
+
+    def ready?(**args)
+      context[self.class] ||= { executions: 0 }
+      context[self.class][:executions] += 1
+      raise GraphQL::ExecutionError, "Packages can be requested only for one group at a time" if context[self.class][:executions] > 1
+
+      super
+    end
+
+    def resolve(**args)
+      return unless packages_available?
+
+      ::Packages::GroupPackagesFinder.new(current_user, object).execute
+    end
+
+    private
+
+    def packages_available?
+      ::Gitlab.config.packages.enabled
+    end
+  end
+end

app/graphql/resolvers/packages_resolver.rb → app/graphql/resolvers/project_packages_resolver.rb

 # frozen_string_literal: true
 
 module Resolvers
-  class PackagesResolver < BaseResolver
+  class ProjectPackagesResolver < BaseResolver
     type Types::Packages::PackageType.connection_type, null: true
 
     def resolve(**args)

app/graphql/types/group_type.rb

@@ -95,6 +95,10 @@ module Types
     field :container_repositories_count, GraphQL::INT_TYPE, null: false,
           description: 'Number of container repositories in the group.'
 
+    field :packages,
+          description: 'Packages of the group.',
+          resolver: Resolvers::GroupPackagesResolver
+
     def label(title:)
       BatchLoader::GraphQL.for(title).batch(key: group) do |titles, loader, args|
         LabelsFinder

app/graphql/types/project_type.rb

@@ -181,7 +181,7 @@ module Types
 
     field :packages,
          description: 'Packages of the project.',
-         resolver: Resolvers::PackagesResolver
+         resolver: Resolvers::ProjectPackagesResolver
 
     field :pipelines,
           null: true,

changelogs/unreleased/285467-package-registry-graphql-api.yml

+---
+title: Add package list to group graphql type
+merge_request: 54672
+author:
+type: added

doc/api/graphql/reference/index.md

@@ -2215,6 +2215,7 @@ Autogenerated return type of GitlabSubscriptionActivate.
 | `milestones` | MilestoneConnection | Milestones of the group. |
 | `name` | String! | Name of the namespace. |
 | `packageSettings` | PackageSettings | The package settings for the namespace. |
+| `packages` | PackageConnection | Packages of the group. |
 | `parent` | Group | Parent group. |
 | `path` | String! | Path of the namespace. |
 | `projectCreationLevel` | String | The permission level required to create projects in the group. |

spec/graphql/resolvers/group_packages_resolver_spec.rb

+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Resolvers::GroupPackagesResolver do
+  include GraphqlHelpers
+
+  let_it_be(:user) { create(:user) }
+  let_it_be(:group) { create(:group, :public) }
+  let_it_be(:project) { create(:project, :public, group: group) }
+  let_it_be(:package) { create(:package, project: project) }
+
+  describe '#resolve' do
+    subject(:packages) { resolve(described_class, ctx: { current_user: user }, obj: group) }
+
+    it { is_expected.to contain_exactly(package) }
+  end
+end

spec/graphql/resolvers/packages_resolver_spec.rb → spec/graphql/resolvers/project_packages_resolver_spec.rb

@@ -2,7 +2,7 @@
 
 require 'spec_helper'
 
-RSpec.describe Resolvers::PackagesResolver do
+RSpec.describe Resolvers::ProjectPackagesResolver do
   include GraphqlHelpers
 
   let_it_be(:user) { create(:user) }

spec/graphql/types/group_type_spec.rb

@@ -18,6 +18,7 @@ RSpec.describe GitlabSchema.types['Group'] do
       two_factor_grace_period auto_devops_enabled emails_disabled
       mentions_disabled parent boards milestones group_members
       merge_requests container_repositories container_repositories_count
+      packages
     ]
 
     expect(described_class).to include_graphql_fields(*expected_fields)

spec/requests/api/graphql/group/packages_spec.rb

+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe 'getting a package list for a group' do
+  include GraphqlHelpers
+
+  let_it_be(:resource) { create(:group, :private) }
+  let_it_be(:group_two) { create(:group, :private) }
+  let_it_be(:project) { create(:project, :repository, group: resource) }
+  let_it_be(:another_project) { create(:project, :repository, group: resource) }
+  let_it_be(:group_two_project) { create(:project, :repository, group: group_two) }
+  let_it_be(:current_user) { create(:user) }
+
+  let_it_be(:package) { create(:package, project: project) }
+  let_it_be(:npm_package) { create(:npm_package, project: group_two_project) }
+  let_it_be(:maven_package) { create(:maven_package, project: project) }
+  let_it_be(:debian_package) { create(:debian_package, project: another_project) }
+  let_it_be(:composer_package) { create(:composer_package, project: another_project) }
+  let_it_be(:composer_metadatum) do
+    create(:composer_metadatum, package: composer_package,
+           target_sha: 'afdeh',
+           composer_json: { name: 'x', type: 'y', license: 'z', version: 1 })
+  end
+
+  let(:package_names) { graphql_data_at(:group, :packages, :nodes, :name) }
+  let(:target_shas) { graphql_data_at(:group, :packages, :nodes, :metadata, :target_sha) }
+  let(:packages) { graphql_data_at(:group, :packages, :nodes) }
+
+  let(:fields) do
+    <<~QUERY
+    nodes {
+      #{all_graphql_fields_for('packages'.classify, excluded: ['project'])}
+      metadata { #{query_graphql_fragment('ComposerMetadata')} }
+    }
+    QUERY
+  end
+
+  let(:query) do
+    graphql_query_for(
+      'group',
+      { 'fullPath' => resource.full_path },
+      query_graphql_field('packages', {}, fields)
+    )
+  end
+
+  it_behaves_like 'group and project packages query'
+
+  context 'with a batched query' do
+    let(:batch_query) do
+      <<~QUERY
+      {
+        a: group(fullPath: "#{resource.full_path}") { packages { nodes { name } } }
+        b: group(fullPath: "#{group_two.full_path}") { packages { nodes { name } } }
+      }
+      QUERY
+    end
+
+    let(:a_packages_names) { graphql_data_at(:a, :packages, :nodes, :name) }
+
+    before do
+      resource.add_reporter(current_user)
+      group_two.add_reporter(current_user)
+      post_graphql(batch_query, current_user: current_user)
+    end
+
+    it 'returns an error for the second group and data for the first' do
+      expect(a_packages_names).to contain_exactly(
+        package.name,
+        maven_package.name,
+        debian_package.name,
+        composer_package.name
+      )
+      expect_graphql_errors_to_include [/Packages can be requested only for one group at a time/]
+      expect(graphql_data_at(:b, :packages)).to be(nil)
+    end
+  end
+end

spec/requests/api/graphql/project/packages_spec.rb

@@ -5,84 +5,39 @@ require 'spec_helper'
 RSpec.describe 'getting a package list for a project' do
   include GraphqlHelpers
 
-  let_it_be(:project) { create(:project, :repository) }
+  let_it_be(:resource) { create(:project, :repository) }
   let_it_be(:current_user) { create(:user) }
 
-  let_it_be(:package) { create(:package, project: project) }
-  let_it_be(:maven_package) { create(:maven_package, project: project) }
-  let_it_be(:debian_package) { create(:debian_package, project: project) }
-  let_it_be(:composer_package) { create(:composer_package, project: project) }
+  let_it_be(:package) { create(:package, project: resource) }
+  let_it_be(:maven_package) { create(:maven_package, project: resource) }
+  let_it_be(:debian_package) { create(:debian_package, project: resource) }
+  let_it_be(:composer_package) { create(:composer_package, project: resource) }
   let_it_be(:composer_metadatum) do
     create(:composer_metadatum, package: composer_package,
            target_sha: 'afdeh',
            composer_json: { name: 'x', type: 'y', license: 'z', version: 1 })
   end
 
-  let(:package_names) { graphql_data_at(:project, :packages, :edges, :node, :name) }
+  let(:package_names) { graphql_data_at(:project, :packages, :nodes, :name) }
+  let(:target_shas) { graphql_data_at(:project, :packages, :nodes, :metadata, :target_sha) }
+  let(:packages) { graphql_data_at(:project, :packages, :nodes) }
 
   let(:fields) do
     <<~QUERY
-    edges {
-      node {
+    nodes {
       #{all_graphql_fields_for('packages'.classify, excluded: ['project'])}
       metadata { #{query_graphql_fragment('ComposerMetadata')} }
     }
-    }
     QUERY
   end
 
   let(:query) do
     graphql_query_for(
       'project',
-      { 'fullPath' => project.full_path },
+      { 'fullPath' => resource.full_path },
       query_graphql_field('packages', {}, fields)
     )
   end
 
-  context 'when user has access to the project' do
-    before do
-      project.add_reporter(current_user)
-      post_graphql(query, current_user: current_user)
-    end
-
-    it_behaves_like 'a working graphql query'
-
-    it 'returns packages successfully' do
-      expect(package_names).to contain_exactly(
-        package.name,
-        maven_package.name,
-        debian_package.name,
-        composer_package.name
-      )
-    end
-
-    it 'deals with metadata' do
-      target_shas = graphql_data_at(:project, :packages, :edges, :node, :metadata, :target_sha)
-      expect(target_shas).to contain_exactly(composer_metadatum.target_sha)
-    end
-  end
-
-  context 'when the user does not have access to the project/packages' do
-    before do
-      post_graphql(query, current_user: current_user)
-    end
-
-    it_behaves_like 'a working graphql query'
-
-    it 'returns nil' do
-      expect(graphql_data['project']).to be_nil
-    end
-  end
-
-  context 'when the user is not authenticated' do
-    before do
-      post_graphql(query)
-    end
-
-    it_behaves_like 'a working graphql query'
-
-    it 'returns nil' do
-      expect(graphql_data['project']).to be_nil
-    end
-  end
+  it_behaves_like 'group and project packages query'
 end

spec/support/shared_examples/requests/api/graphql/packages/group_and_project_packages_list_shared_examples.rb

+# frozen_string_literal: true
+
+RSpec.shared_examples 'group and project packages query' do
+  include GraphqlHelpers
+
+  context 'when user has access to the resource' do
+    before do
+      resource.add_reporter(current_user)
+      post_graphql(query, current_user: current_user)
+    end
+
+    it_behaves_like 'a working graphql query'
+
+    it 'returns packages successfully' do
+      expect(package_names).to contain_exactly(
+        package.name,
+        maven_package.name,
+        debian_package.name,
+        composer_package.name
+      )
+    end
+
+    it 'deals with metadata' do
+      expect(target_shas).to contain_exactly(composer_metadatum.target_sha)
+    end
+  end
+
+  context 'when the user does not have access to the resource' do
+    before do
+      post_graphql(query, current_user: current_user)
+    end
+
+    it_behaves_like 'a working graphql query'
+
+    it 'returns nil' do
+      expect(packages).to be_nil
+    end
+  end
+
+  context 'when the user is not authenticated' do
+    before do
+      post_graphql(query)
+    end
+
+    it_behaves_like 'a working graphql query'
+
+    it 'returns nil' do
+      expect(packages).to be_nil
+    end
+  end
+end