Add CI job to Terraform state version GraphQL type

https://gitlab.com/gitlab-org/gitlab/-/merge_requests/47339

app/graphql/types/terraform/state_version_type.rb

@@ -17,6 +17,12 @@ module Types
             description: 'The user that created this version',
             resolve: -> (version, _, _) { Gitlab::Graphql::Loaders::BatchModelLoader.new(User, version.created_by_user_id).find }
 
+      field :job, Types::Ci::JobType,
+            null: true,
+            authorize: :read_build,
+            description: 'The job that created this version',
+            resolve: -> (version, _, _) { Gitlab::Graphql::Loaders::BatchModelLoader.new(::Ci::Build, version.ci_build_id).find }
+
       field :created_at, Types::TimeType,
             null: false,
             description: 'Timestamp the version was created'

changelogs/unreleased/267168-add-ci-build-to-terraform-state-version-graphql-type.yml

+---
+title: Add CI job to Terraform state version GraphQL type
+merge_request: 47339
+author:
+type: added

doc/api/graphql/reference/gitlab_schema.graphql

@@ -20541,6 +20541,11 @@ type TerraformStateVersion {
   """
   id: ID!
 
+  """
+  The job that created this version
+  """
+  job: CiJob
+
   """
   Timestamp the version was updated
   """

doc/api/graphql/reference/gitlab_schema.json

@@ -59663,6 +59663,20 @@
               "isDeprecated": false,
               "deprecationReason": null
             },
+            {
+              "name": "job",
+              "description": "The job that created this version",
+              "args": [
+
+              ],
+              "type": {
+                "kind": "OBJECT",
+                "name": "CiJob",
+                "ofType": null
+              },
+              "isDeprecated": false,
+              "deprecationReason": null
+            },
             {
               "name": "updatedAt",
               "description": "Timestamp the version was updated",

doc/api/graphql/reference/index.md

@@ -3019,6 +3019,7 @@ Autogenerated return type of TerraformStateUnlock.
 | `createdAt` | Time! | Timestamp the version was created |
 | `createdByUser` | User | The user that created this version |
 | `id` | ID! | ID of the Terraform state version |
+| `job` | CiJob | The job that created this version |
 | `updatedAt` | Time! | Timestamp the version was updated |
 
 ### TerraformStateVersionRegistry

spec/factories/terraform/state_version.rb

@@ -4,6 +4,7 @@ FactoryBot.define do
   factory :terraform_state_version, class: 'Terraform::StateVersion' do
     terraform_state factory: :terraform_state
     created_by_user factory: :user
+    build { association(:ci_build, project: terraform_state.project) }
 
     sequence(:version)
     file { fixture_file_upload('spec/fixtures/terraform/terraform.tfstate', 'application/json') }

spec/graphql/types/terraform/state_version_type_spec.rb

@@ -7,12 +7,13 @@ RSpec.describe GitlabSchema.types['TerraformStateVersion'] do
   it { expect(described_class).to require_graphql_authorizations(:read_terraform_state) }
 
   describe 'fields' do
-    let(:fields) { %i[id created_by_user created_at updated_at] }
+    let(:fields) { %i[id created_by_user job created_at updated_at] }
 
     it { expect(described_class).to have_graphql_fields(fields) }
 
     it { expect(described_class.fields['id'].type).to be_non_null }
     it { expect(described_class.fields['createdByUser'].type).not_to be_non_null }
+    it { expect(described_class.fields['job'].type).not_to be_non_null }
     it { expect(described_class.fields['createdAt'].type).to be_non_null }
     it { expect(described_class.fields['updatedAt'].type).to be_non_null }
   end

spec/requests/api/graphql/project/terraform/states_spec.rb

@@ -29,6 +29,10 @@ RSpec.describe 'query terraform states' do
             createdByUser {
               id
             }
+
+            job {
+              name
+            }
           }
 
           lockedByUser {
@@ -61,6 +65,7 @@ RSpec.describe 'query terraform states' do
     expect(version['createdAt']).to eq(latest_version.created_at.iso8601)
     expect(version['updatedAt']).to eq(latest_version.updated_at.iso8601)
     expect(version.dig('createdByUser', 'id')).to eq(latest_version.created_by_user.to_global_id.to_s)
+    expect(version.dig('job', 'name')).to eq(latest_version.build.name)
   end
 
   it 'returns count of terraform states' do