Stop using type, and use type_new instead

This sets type_new as the inheritance_column for integrations.

Adds a GraphQL field to aid dealing with service types in the API.

Changelog: changed

app/graphql/types/projects/service_type.rb

@@ -10,9 +10,20 @@ module Types
       # https://gitlab.com/gitlab-org/gitlab/-/issues/213088
       field :type, GraphQL::Types::String, null: true,
             description: 'Class name of the service.'
+      field :service_type, ::Types::Projects::ServiceTypeEnum, null: true,
+            description: 'Type of the service.'
       field :active, GraphQL::Types::Boolean, null: true,
             description: 'Indicates if the service is active.'
 
+      def type
+        enum = ::Types::Projects::ServiceTypeEnum.coerce_result(service_type, context)
+        enum.downcase.camelize
+      end
+
+      def service_type
+        object.type
+      end
+
       definition_methods do
         def resolve_type(object, context)
           if object.is_a?(::Integrations::Jira)

app/graphql/types/projects/service_type_enum.rb

@@ -8,7 +8,7 @@ module Types
       class << self
         private
 
-        def type_description(type)
+        def type_description(name, type)
           "#{type} type"
         end
       end
@@ -16,8 +16,10 @@ module Types
       # This prepend must stay here because the dynamic block below depends on it.
       prepend_mod # rubocop: disable Cop/InjectEnterpriseEditionModule
 
-      ::Integration.available_integration_types(include_dev: false).each do |type|
-        value type.underscore.upcase, value: type, description: type_description(type)
+      ::Integration.available_integration_names(include_dev: false).each do |name|
+        type = "#{name.camelize}Service"
+        domain_value = Integration.integration_name_to_type(name)
+        value type.underscore.upcase, value: domain_value, description: type_description(name, type)
       end
     end
   end

app/models/integration.rb

@@ -12,6 +12,11 @@ class Integration < ApplicationRecord
   include IgnorableColumns
 
   ignore_column :template, remove_with: '15.0', remove_after: '2022-04-22'
+  ignore_column :type, remove_with: '15.0', remove_after: '2022-04-22'
+
+  UnknownType = Class.new(StandardError)
+
+  self.inheritance_column = :type_new
 
   INTEGRATION_NAMES = %w[
     asana assembla bamboo bugzilla buildkite campfire confluence custom_issue_tracker datadog discord
@@ -44,7 +49,7 @@ class Integration < ApplicationRecord
 
   serialize :properties, JSON # rubocop:disable Cop/ActiveRecordSerialize
 
-  attribute :type, Gitlab::Integrations::StiType.new
+  alias_attribute :type, :type_new
 
   default_value_for :active, false
   default_value_for :alert_events, true
@@ -79,9 +84,10 @@ class Integration < ApplicationRecord
   validate :validate_belongs_to_project_or_group
 
   scope :external_issue_trackers, -> { where(category: 'issue_tracker').active }
-  scope :external_wikis, -> { where(type: 'ExternalWikiService').active }
+  scope :by_name, ->(name) { by_type(integration_name_to_type(name)) }
+  scope :external_wikis, -> { by_name(:external_wiki).active }
   scope :active, -> { where(active: true) }
-  scope :by_type, -> (type) { where(type: type) }
+  scope :by_type, ->(type) { where(type: type) } # INTERNAL USE ONLY: use by_name instead
   scope :by_active_flag, -> (flag) { where(active: flag) }
   scope :inherit_from_id, -> (id) { where(inherit_from_id: id) }
   scope :with_default_settings, -> { where.not(inherit_from_id: nil) }
@@ -231,7 +237,7 @@ class Integration < ApplicationRecord
   end
 
   # Returns a list of available integration types.
-  # Example: ["AsanaService", ...]
+  # Example: ["Integrations::Asana", ...]
   def self.available_integration_types(include_project_specific: true, include_dev: true)
     available_integration_names(include_project_specific: include_project_specific, include_dev: include_dev).map do
       integration_name_to_type(_1)
@@ -239,22 +245,27 @@ class Integration < ApplicationRecord
   end
 
   # Returns the model for the given integration name.
-  # Example: "asana" => Integrations::Asana
+  # Example: :asana => Integrations::Asana
   def self.integration_name_to_model(name)
     type = integration_name_to_type(name)
     integration_type_to_model(type)
   end
 
   # Returns the STI type for the given integration name.
-  # Example: "asana" => "AsanaService"
+  # Example: "asana" => "Integrations::Asana"
   def self.integration_name_to_type(name)
-    "#{name}_service".camelize
+    name = name.to_s
+    if available_integration_names.exclude?(name)
+      Gitlab::ErrorTracking.track_and_raise_for_dev_exception(UnknownType.new(name.inspect))
+    else
+      "Integrations::#{name.camelize}"
+    end
   end
 
   # Returns the model for the given STI type.
-  # Example: "AsanaService" => Integrations::Asana
+  # Example: "Integrations::Asana" => Integrations::Asana
   def self.integration_type_to_model(type)
-    Gitlab::Integrations::StiType.new.cast(type).constantize
+    type.constantize
   end
   private_class_method :integration_type_to_model
 
@@ -303,7 +314,7 @@ class Integration < ApplicationRecord
     from_union([
       active.where(instance: true),
       active.where(group_id: group_ids, inherit_from_id: nil)
-    ]).order(Arel.sql("type ASC, array_position(#{array}::bigint[], #{table_name}.group_id), instance DESC")).group_by(&:type).each do |type, records|
+    ]).order(Arel.sql("type_new ASC, array_position(#{array}::bigint[], #{table_name}.group_id), instance DESC")).group_by(&:type).each do |type, records|
       build_from_integration(records.first, association => scope.id).save
     end
   end
@@ -380,8 +391,10 @@ class Integration < ApplicationRecord
     %w[active]
   end
 
+  # return a hash of columns => values suitable for passing to insert_all
   def to_integration_hash
-    as_json(methods: :type, except: %w[id instance project_id group_id])
+    column = self.class.attribute_aliases.fetch('type', 'type')
+    as_json(except: %w[id instance project_id group_id]).merge(column => type)
   end
 
   def to_data_fields_hash

doc/api/graphql/reference/index.md

@@ -8726,6 +8726,7 @@ An emoji awarded by a user.
 | Name | Type | Description |
 | ---- | ---- | ----------- |
 | <a id="baseserviceactive"></a>`active` | [`Boolean`](#boolean) | Indicates if the service is active. |
+| <a id="baseserviceservicetype"></a>`serviceType` | [`ServiceType`](#servicetype) | Type of the service. |
 | <a id="baseservicetype"></a>`type` | [`String`](#string) | Class name of the service. |
 
 ### `Blob`
@@ -12028,6 +12029,7 @@ Represents an iteration cadence.
 | Name | Type | Description |
 | ---- | ---- | ----------- |
 | <a id="jiraserviceactive"></a>`active` | [`Boolean`](#boolean) | Indicates if the service is active. |
+| <a id="jiraserviceservicetype"></a>`serviceType` | [`ServiceType`](#servicetype) | Type of the service. |
 | <a id="jiraservicetype"></a>`type` | [`String`](#string) | Class name of the service. |
 
 #### Fields with arguments
@@ -19284,6 +19286,7 @@ Implementations:
 | Name | Type | Description |
 | ---- | ---- | ----------- |
 | <a id="serviceactive"></a>`active` | [`Boolean`](#boolean) | Indicates if the service is active. |
+| <a id="serviceservicetype"></a>`serviceType` | [`ServiceType`](#servicetype) | Type of the service. |
 | <a id="servicetype"></a>`type` | [`String`](#string) | Class name of the service. |
 
 #### `TimeboxReportInterface`

ee/app/graphql/ee/types/projects/service_type_enum.rb

@@ -12,14 +12,13 @@ module EE
           private
 
           override :type_description
-          def type_description(type)
+          def type_description(name, type)
             description = super
-            description = [description, ' (Gitlab.com only)'].join if saas_only?(type)
+            description = [description, ' (Gitlab.com only)'].join if saas_only?(name)
             description
           end
 
-          def saas_only?(type)
-            name = ::Integration.integration_type_to_name(type)
+          def saas_only?(name)
             ::Integration.saas_only_integration_names.include?(name)
           end
         end

ee/app/models/ee/project.rb

@@ -286,12 +286,17 @@ module EE
       end
 
       def with_slack_application_disabled
-        joins(<<~SQL)
-          LEFT JOIN #{::Integration.table_name} ON #{::Integration.table_name}.project_id = projects.id
-            AND #{::Integration.table_name}.type = 'GitlabSlackApplicationService'
-            AND #{::Integration.table_name}.active IS true
-        SQL
-          .where(integrations: { id: nil })
+        # Using Arel to avoid exposing what the column backing the type: attribute is
+        # rubocop: disable GitlabSecurity/PublicSend
+        with_active_slack = ::Integration.active.by_name(:gitlab_slack_application)
+        join_contraint = arel_table[:id].eq(::Integration.arel_table[:project_id])
+        constraint = with_active_slack.where_clause.send(:predicates).reduce(join_contraint) { |a, b| a.and(b) }
+        join = arel_table.join(::Integration.arel_table, Arel::Nodes::OuterJoin).on(constraint).join_sources
+        # rubocop: enable GitlabSecurity/PublicSend
+
+        joins(join).where(integrations: { id: nil })
+      rescue ::Integration::UnknownType
+        all
       end
 
       override :with_web_entity_associations

ee/spec/factories/integrations.rb

@@ -4,12 +4,12 @@ FactoryBot.define do
   factory :gitlab_slack_application_integration, class: 'Integrations::GitlabSlackApplication' do
     project
     active { true }
-    type { 'GitlabSlackApplicationService' }
+    type { 'Integrations::GitlabSlackApplication' }
   end
 
   factory :github_integration, class: 'Integrations::Github' do
     project
-    type { 'GithubService' }
+    type { 'Integrations::Github' }
     active { true }
     token { 'github-token' }
   end

ee/spec/graphql/types/projects/services_enum_spec.rb

+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe GitlabSchema.types['ServiceType'] do
+  it 'exposes all the EE project services' do
+    expect(described_class.values.keys).to include(*ee_service_enums)
+  end
+
+  def ee_service_enums
+    %w[
+      GITHUB_SERVICE
+    ]
+  end
+
+  it 'coerces values correctly' do
+    integration = build(:github_integration)
+
+    expect(described_class.coerce_isolated_result(integration.type)).to eq 'GITHUB_SERVICE'
+  end
+end

ee/spec/models/project_spec.rb

@@ -1879,15 +1879,34 @@ RSpec.describe Project do
   end
 
   describe '#with_slack_application_disabled' do
-    it 'returns projects where Slack application is disabled' do
-      project1 = create(:project)
-      project2 = create(:project)
+    let(:project1) { create(:project) }
+    let(:project2) { create(:project) }
+    let(:project3) { create(:project) }
+
+    before do
       create(:gitlab_slack_application_integration, project: project2)
+      create(:gitlab_slack_application_integration, project: project3, active: false)
+    end
+
+    context 'when slack applications are available' do
+      it 'returns projects where Slack application is disabled or absent' do
+        projects = described_class.with_slack_application_disabled
+
+        expect(projects).to include(project1, project3)
+        expect(projects).not_to include(project2)
+      end
+    end
+
+    context 'when slack applications are not available' do
+      before do
+        allow(::Gitlab).to receive(:dev_or_test_env?).and_return(false)
+      end
 
-      projects = described_class.with_slack_application_disabled
+      it 'returns projects where Slack application is disabled or absent' do
+        projects = described_class.with_slack_application_disabled
 
-      expect(projects).to include(project1)
-      expect(projects).not_to include(project2)
+        expect(projects).to include(project1, project2, project3)
+      end
     end
   end
 

spec/factories/integrations.rb

@@ -12,6 +12,16 @@ FactoryBot.define do
     issue_tracker
   end
 
+  factory :jenkins_integration, class: 'Integrations::Jenkins' do
+    project
+    active { true }
+    type { 'Integrations::Jenkins' }
+    jenkins_url { 'http://jenkins.example.com/' }
+    project_name { 'my-project' }
+    username { 'jenkings-user' }
+    password { 'passw0rd' }
+  end
+
   factory :datadog_integration, class: 'Integrations::Datadog' do
     project
     active { true }
@@ -20,7 +30,7 @@ FactoryBot.define do
 
   factory :emails_on_push_integration, class: 'Integrations::EmailsOnPush' do
     project
-    type { 'EmailsOnPushService' }
+    type { 'Integrations::EmailsOnPush' }
     active { true }
     push_events { true }
     tag_push_events { true }
@@ -54,7 +64,7 @@ FactoryBot.define do
   factory :jira_integration, class: 'Integrations::Jira' do
     project
     active { true }
-    type { 'JiraService' }
+    type { 'Integrations::Jira' }
 
     transient do
       create_data { true }
@@ -88,7 +98,7 @@ FactoryBot.define do
   factory :zentao_integration, class: 'Integrations::Zentao' do
     project
     active { true }
-    type { 'ZentaoService' }
+    type { 'Integrations::Zentao' }
 
     transient do
       create_data { true }
@@ -167,7 +177,7 @@ FactoryBot.define do
 
   factory :external_wiki_integration, class: 'Integrations::ExternalWiki' do
     project
-    type { 'ExternalWikiService' }
+    type { 'Integrations::ExternalWiki' }
     active { true }
     external_wiki_url { 'http://external-wiki-url.com' }
   end
@@ -178,24 +188,39 @@ FactoryBot.define do
     password { 'my-secret-password' }
   end
 
+  trait :chat_notification do
+    webhook { 'https://example.com/webhook' }
+  end
+
+  trait :inactive do
+    active { false }
+  end
+
+  factory :mattermost_integration, class: 'Integrations::Mattermost' do
+    chat_notification
+    project
+    type { 'Integrations::Mattermost' }
+    active { true }
+  end
+
   # avoids conflict with slack_integration factory
   factory :integrations_slack, class: 'Integrations::Slack' do
+    chat_notification
     project
     active { true }
-    webhook { 'https://slack.service.url' }
-    type { 'SlackService' }
+    type { 'Integrations::Slack' }
   end
 
   factory :slack_slash_commands_integration, class: 'Integrations::SlackSlashCommands' do
     project
     active { true }
-    type { 'SlackSlashCommandsService' }
+    type { 'Integrations::SlackSlashCommands' }
   end
 
   factory :pipelines_email_integration, class: 'Integrations::PipelinesEmail' do
     project
     active { true }
-    type { 'PipelinesEmailService' }
+    type { 'Integrations::PipelinesEmail' }
     recipients { 'test@example.com' }
   end
 

spec/factories/usage_data.rb

@@ -5,8 +5,7 @@ FactoryBot.define do
     skip_create # non-model factories (i.e. without #save)
 
     initialize_with do
-      projects = create_list(:project, 3)
-      projects << create(:project, :repository)
+      projects = create_list(:project, 4, :repository)
       group = create(:group)
       create(:board, project: projects[0])
       create(:jira_integration, project: projects[0])
@@ -19,16 +18,21 @@ FactoryBot.define do
       create(:jira_import_state, :finished, project: projects[1], label: jira_label, imported_issues_count: 3)
       create(:jira_import_state, :scheduled, project: projects[1], label: jira_label)
       create(:prometheus_integration, project: projects[1])
-      create(:integration, project: projects[1], type: 'JenkinsService', active: true)
-      create(:integration, project: projects[0], type: 'SlackSlashCommandsService', active: true)
-      create(:integration, project: projects[1], type: 'SlackService', active: true)
-      create(:integration, project: projects[2], type: 'SlackService', active: true)
-      create(:integration, project: projects[2], type: 'MattermostService', active: false)
-      create(:integration, group: group, project: nil, type: 'MattermostService', active: true)
-      mattermost_instance = create(:integration, :instance, type: 'MattermostService', active: true)
-      create(:integration, project: projects[1], type: 'MattermostService', active: true, inherit_from_id: mattermost_instance.id)
-      create(:integration, group: group, project: nil, type: 'SlackService', active: true, inherit_from_id: mattermost_instance.id)
-      create(:integration, project: projects[2], type: 'CustomIssueTrackerService', active: true)
+      create(:jenkins_integration, project: projects[1])
+
+      # slack
+      create(:slack_slash_commands_integration, project: projects[0])
+      create(:integrations_slack, project: projects[1])
+      create(:integrations_slack, project: projects[2])
+
+      # mattermost
+      create(:mattermost_integration, project: projects[2], active: false)
+      create(:mattermost_integration, group: group, project: nil)
+      mattermost_instance = create(:mattermost_integration, :instance)
+      create(:mattermost_integration, project: projects[1], inherit_from_id: mattermost_instance.id)
+      create(:integrations_slack, group: group, project: nil, active: true, inherit_from_id: mattermost_instance.id)
+
+      create(:custom_issue_tracker_integration, project: projects[2], active: true)
       create(:project_error_tracking_setting, project: projects[0])
       create(:project_error_tracking_setting, project: projects[1], enabled: false)
       alert_bot_issues = create_list(:incident, 2, project: projects[0], author: User.alert_bot)

spec/features/merge_request/user_sees_merge_widget_spec.rb

@@ -96,10 +96,7 @@ RSpec.describe 'Merge request > User sees merge widget', :js do
 
   context 'view merge request with external CI service' do
     before do
-      create(:integration, project: project,
-                       active: true,
-                       type: 'DroneCiService',
-                       category: 'ci')
+      create(:drone_ci_integration, project: project)
 
       visit project_merge_request_path(project, merge_request)
     end

spec/graphql/types/projects/base_service_type_spec.rb

@@ -6,7 +6,7 @@ RSpec.describe GitlabSchema.types['BaseService'] do
   specify { expect(described_class.graphql_name).to eq('BaseService') }
 
   it 'has basic expected fields' do
-    expect(described_class).to have_graphql_fields(:type, :active)
+    expect(described_class).to have_graphql_fields(:type, :active, :service_type)
   end
 
   specify { expect(described_class).to require_graphql_authorizations(:admin_project) }

spec/graphql/types/projects/jira_service_type_spec.rb

@@ -6,7 +6,7 @@ RSpec.describe GitlabSchema.types['JiraService'] do
   specify { expect(described_class.graphql_name).to eq('JiraService') }
 
   it 'has basic expected fields' do
-    expect(described_class).to have_graphql_fields(:type, :active, :projects)
+    expect(described_class).to have_graphql_fields(:type, :active, :projects, :service_type)
   end
 
   specify { expect(described_class).to require_graphql_authorizations(:admin_project) }

spec/graphql/types/projects/service_type_enum_spec.rb

@@ -4,10 +4,52 @@ require 'spec_helper'
 
 RSpec.describe GitlabSchema.types['ServiceType'] do
   it 'exposes all the existing project services' do
-    expect(described_class.values.keys).to match_array(available_services_enum)
+    expect(described_class.values.keys).to include(*core_service_enums)
   end
 
-  def available_services_enum
-    ::Integration.available_integration_types(include_dev: false).map(&:underscore).map(&:upcase)
+  def core_service_enums
+    %w[
+      ASANA_SERVICE
+      ASSEMBLA_SERVICE
+      BAMBOO_SERVICE
+      BUGZILLA_SERVICE
+      BUILDKITE_SERVICE
+      CAMPFIRE_SERVICE
+      CONFLUENCE_SERVICE
+      CUSTOM_ISSUE_TRACKER_SERVICE
+      DATADOG_SERVICE
+      DISCORD_SERVICE
+      DRONE_CI_SERVICE
+      EMAILS_ON_PUSH_SERVICE
+      EWM_SERVICE
+      EXTERNAL_WIKI_SERVICE
+      FLOWDOCK_SERVICE
+      HANGOUTS_CHAT_SERVICE
+      IRKER_SERVICE
+      JENKINS_SERVICE
+      JIRA_SERVICE
+      MATTERMOST_SERVICE
+      MATTERMOST_SLASH_COMMANDS_SERVICE
+      MICROSOFT_TEAMS_SERVICE
+      PACKAGIST_SERVICE
+      PIPELINES_EMAIL_SERVICE
+      PIVOTALTRACKER_SERVICE
+      PROMETHEUS_SERVICE
+      PUSHOVER_SERVICE
+      REDMINE_SERVICE
+      SHIMO_SERVICE
+      SLACK_SERVICE
+      SLACK_SLASH_COMMANDS_SERVICE
+      TEAMCITY_SERVICE
+      UNIFY_CIRCUIT_SERVICE
+      WEBEX_TEAMS_SERVICE
+      YOUTRACK_SERVICE
+      ZENTAO_SERVICE
+    ]
+  end
+
+  it 'coerces values correctly' do
+    integration = build(:jenkins_integration)
+    expect(described_class.coerce_isolated_result(integration.type)).to eq 'JENKINS_SERVICE'
   end
 end

spec/graphql/types/projects/service_type_spec.rb

@@ -3,7 +3,7 @@
 require 'spec_helper'
 
 RSpec.describe Types::Projects::ServiceType do
-  specify { expect(described_class).to have_graphql_fields(:type, :active) }
+  specify { expect(described_class).to have_graphql_fields(:type, :service_type, :active) }
 
   describe ".resolve_type" do
     it 'resolves the corresponding type for objects' do

spec/lib/gitlab/integrations/sti_type_spec.rb

-# frozen_string_literal: true
-
-require 'spec_helper'
-
-RSpec.describe Gitlab::Integrations::StiType do
-  let(:types) { ['AsanaService', 'Integrations::Asana', Integrations::Asana] }
-
-  describe '#serialize' do
-    context 'SQL SELECT' do
-      let(:expected_sql) do
-        <<~SQL.strip
-          FROM "integrations" WHERE "integrations"."type" = 'AsanaService'
-        SQL
-      end
-
-      it 'forms SQL SELECT statements correctly' do
-        sql_statements = types.map do |type|
-          Integration.where(type: type).to_sql
-        end
-
-        expect(sql_statements).to all(end_with(expected_sql))
-      end
-    end
-
-    context 'SQL CREATE' do
-      let(:expected_sql) do
-        <<~SQL.strip
-          INSERT INTO "integrations" ("type") VALUES ('AsanaService')
-        SQL
-      end
-
-      it 'forms SQL CREATE statements correctly' do
-        sql_statements = types.map do |type|
-          record = ActiveRecord::QueryRecorder.new { Integration.insert({ type: type }) }
-          record.log.first
-        end
-
-        expect(sql_statements).to all(include(expected_sql))
-      end
-    end
-
-    context 'SQL UPDATE' do
-      let(:expected_sql) do
-        <<~SQL.strip
-          UPDATE "integrations" SET "type" = 'AsanaService'
-        SQL
-      end
-
-      let_it_be(:integration) { create(:integration) }
-
-      it 'forms SQL UPDATE statements correctly' do
-        sql_statements = types.map do |type|
-          record = ActiveRecord::QueryRecorder.new { integration.update_column(:type, type) }
-          record.log.first
-        end
-
-        expect(sql_statements).to all(include(expected_sql))
-      end
-    end
-
-    context 'SQL DELETE' do
-      let(:expected_sql) do
-        <<~SQL.strip
-          DELETE FROM "integrations" WHERE "integrations"."type" = 'AsanaService'
-        SQL
-      end
-
-      it 'forms SQL DELETE statements correctly' do
-        sql_statements = types.map do |type|
-          record = ActiveRecord::QueryRecorder.new { Integration.delete_by(type: type) }
-          record.log.first
-        end
-
-        expect(sql_statements).to all(match(expected_sql))
-      end
-    end
-  end
-
-  describe '#deserialize' do
-    specify 'it deserializes type correctly', :aggregate_failures do
-      types.each do |type|
-        service = create(:integration, type: type)
-
-        expect(service.type).to eq('AsanaService')
-      end
-    end
-  end
-
-  describe '#cast' do
-    it 'casts type as model correctly', :aggregate_failures do
-      create(:integration, type: 'AsanaService')
-
-      types.each do |type|
-        expect(Integration.find_by(type: type)).to be_kind_of(Integrations::Asana)
-      end
-    end
-  end
-
-  describe '#changed?' do
-    it 'detects changes correctly', :aggregate_failures do
-      service = create(:integration, type: 'AsanaService')
-
-      types.each do |type|
-        service.type = type
-
-        expect(service).not_to be_changed
-      end
-
-      service.type = 'NewType'
-
-      expect(service).to be_changed
-    end
-  end
-end

spec/models/integration_spec.rb

@@ -85,14 +85,14 @@ RSpec.describe Integration do
 
       subject { described_class.by_type(type) }
 
-      context 'when type is "JiraService"' do
-        let(:type) { 'JiraService' }
+      context 'when type is "Integrations::JiraService"' do
+        let(:type) { 'Integrations::Jira' }
 
         it { is_expected.to match_array([integration1, integration2]) }
       end
 
-      context 'when type is "RedmineService"' do
-        let(:type) { 'RedmineService' }
+      context 'when type is "Integrations::Redmine"' do
+        let(:type) { 'Integrations::Redmine' }
 
         it { is_expected.to match_array([integration3]) }
       end
@@ -103,7 +103,7 @@ RSpec.describe Integration do
       let!(:integration2) { create(:jira_integration) }
 
       it 'returns the right group integration' do
-        expect(described_class.for_group(group)).to match_array([integration1])
+        expect(described_class.for_group(group)).to contain_exactly(integration1)
       end
     end
 
@@ -376,22 +376,24 @@ RSpec.describe Integration do
       let_it_be(:instance_integration) { create(:jira_integration, :instance) }
 
       it 'returns the instance integration' do
-        expect(described_class.default_integration('JiraService', project)).to eq(instance_integration)
+        expect(described_class.default_integration('Integrations::Jira', project)).to eq(instance_integration)
       end
 
       it 'returns nil for nonexistent integration type' do
-        expect(described_class.default_integration('HipchatService', project)).to eq(nil)
+        expect(described_class.default_integration('Integrations::Hipchat', project)).to eq(nil)
       end
 
       context 'with a group integration' do
+        let(:integration_name) { 'Integrations::Jira' }
+
         let_it_be(:group_integration) { create(:jira_integration, group_id: group.id, project_id: nil) }
 
         it 'returns the group integration for a project' do
-          expect(described_class.default_integration('JiraService', project)).to eq(group_integration)
+          expect(described_class.default_integration(integration_name, project)).to eq(group_integration)
         end
 
         it 'returns the instance integration for a group' do
-          expect(described_class.default_integration('JiraService', group)).to eq(instance_integration)
+          expect(described_class.default_integration(integration_name, group)).to eq(instance_integration)
         end
 
         context 'with a subgroup' do
@@ -400,18 +402,18 @@ RSpec.describe Integration do
           let!(:project) { create(:project, group: subgroup) }
 
           it 'returns the closest group integration for a project' do
-            expect(described_class.default_integration('JiraService', project)).to eq(group_integration)
+            expect(described_class.default_integration(integration_name, project)).to eq(group_integration)
           end
 
           it 'returns the closest group integration for a subgroup' do
-            expect(described_class.default_integration('JiraService', subgroup)).to eq(group_integration)
+            expect(described_class.default_integration(integration_name, subgroup)).to eq(group_integration)
           end
 
           context 'having a integration with custom settings' do
             let!(:subgroup_integration) { create(:jira_integration, group_id: subgroup.id, project_id: nil) }
 
             it 'returns the closest group integration for a project' do
-              expect(described_class.default_integration('JiraService', project)).to eq(subgroup_integration)
+              expect(described_class.default_integration(integration_name, project)).to eq(subgroup_integration)
             end
           end
 
@@ -419,7 +421,7 @@ RSpec.describe Integration do
             let!(:subgroup_integration) { create(:jira_integration, group_id: subgroup.id, project_id: nil, inherit_from_id: group_integration.id) }
 
             it 'returns the closest group integration which does not inherit from its parent for a project' do
-              expect(described_class.default_integration('JiraService', project)).to eq(group_integration)
+              expect(described_class.default_integration(integration_name, project)).to eq(group_integration)
             end
           end
         end
@@ -556,19 +558,26 @@ RSpec.describe Integration do
     end
   end
 
-  describe '.integration_name_to_model' do
-    it 'returns the model for the given integration name' do
-      expect(described_class.integration_name_to_model('asana')).to eq(Integrations::Asana)
+  describe '.integration_name_to_type' do
+    it 'handles a simple case' do
+      expect(described_class.integration_name_to_type(:asana)).to eq 'Integrations::Asana'
     end
 
-    it 'raises an error if integration name is invalid' do
-      expect { described_class.integration_name_to_model('foo') }.to raise_exception(NameError, /uninitialized constant FooService/)
+    it 'raises an error if the name is unknown' do
+      expect { described_class.integration_name_to_type('foo') }
+        .to raise_exception(described_class::UnknownType, /foo/)
+    end
+
+    it 'handles all available_integration_names' do
+      types = described_class.available_integration_names.map { described_class.integration_name_to_type(_1) }
+
+      expect(types).to all(start_with('Integrations::'))
     end
   end
 
-  describe '.integration_name_to_type' do
-    it 'transforms the name to a type' do
-      expect(described_class.integration_name_to_type('asana')).to eq('AsanaService')
+  describe '.integration_name_to_model' do
+    it 'raises an error if integration name is invalid' do
+      expect { described_class.integration_name_to_model('foo') }.to raise_exception(described_class::UnknownType, /foo/)
     end
   end
 

spec/models/integrations/slack_spec.rb

@@ -7,7 +7,7 @@ RSpec.describe Integrations::Slack do
 
   describe '#execute' do
     before do
-      stub_request(:post, "https://slack.service.url/")
+      stub_request(:post, slack_integration.webhook)
     end
 
     let_it_be(:slack_integration) { create(:integrations_slack, branches_to_be_notified: 'all') }

spec/models/project_spec.rb

@@ -1470,7 +1470,7 @@ RSpec.describe Project, factory_default: :keep do
 
     context 'when there is an active external issue tracker integration' do
       let!(:integration) do
-        create(:integration, project: project, type: 'JiraService', category: 'issue_tracker', active: true)
+        create(:jira_integration, project: project, category: 'issue_tracker')
       end
 
       specify { is_expected.to eq(true) }
@@ -1489,7 +1489,7 @@ RSpec.describe Project, factory_default: :keep do
 
       context 'when there are two active external issue tracker integrations' do
         let_it_be(:second_integration) do
-          create(:integration, project: project, type: 'CustomIssueTracker', category: 'issue_tracker', active: true)
+          create(:custom_issue_tracker_integration, project: project, category: 'issue_tracker')
         end
 
         it 'does not become false when external issue tracker integration is destroyed' do

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

@@ -16,6 +16,7 @@ RSpec.describe 'query Jira service' do
           services(active: true, type: JIRA_SERVICE) {
             nodes {
               type
+              serviceType
             }
           }
         }
@@ -23,7 +24,7 @@ RSpec.describe 'query Jira service' do
     )
   end
 
-  let(:services) { graphql_data.dig('project', 'services', 'nodes')}
+  let(:services) { graphql_data.dig('project', 'services', 'nodes') }
 
   it_behaves_like 'unauthorized users cannot read services'
 
@@ -35,10 +36,8 @@ RSpec.describe 'query Jira service' do
 
     it_behaves_like 'a working graphql query'
 
-    it 'retuns list of jira imports' do
-      service = services.first
-
-      expect(service['type']).to eq('JiraService')
+    it 'returns list of jira integrations' do
+      expect(services).to contain_exactly({ 'type' => 'JiraService', 'serviceType' => 'JIRA_SERVICE' })
     end
   end
 end

spec/workers/deployments/hooks_worker_spec.rb

@@ -13,7 +13,7 @@ RSpec.describe Deployments::HooksWorker do
     it 'executes project services for deployment_hooks' do
       deployment = create(:deployment, :running)
       project = deployment.project
-      service = create(:integration, type: 'SlackService', project: project, deployment_events: true, active: true)
+      service = create(:integrations_slack, project: project, deployment_events: true)
 
       expect(ProjectServiceWorker).to receive(:perform_async).with(service.id, an_instance_of(Hash))
 
@@ -23,7 +23,7 @@ RSpec.describe Deployments::HooksWorker do
     it 'does not execute an inactive service' do
       deployment = create(:deployment, :running)
       project = deployment.project
-      create(:integration, type: 'SlackService', project: project, deployment_events: true, active: false)
+      create(:integrations_slack, project: project, deployment_events: true, active: false)
 
       expect(ProjectServiceWorker).not_to receive(:perform_async)