2 files changed, 133 insertions, 0 deletions
diff --git a/spec/models/ci/job_token/project_scope_link_spec.rb b/spec/models/ci/job_token/project_scope_link_spec.rb
new file mode 100644
index 00000000000..d18495b9312
--- /dev/null
+++ b/spec/models/ci/job_token/project_scope_link_spec.rb
@@ -0,0 +1,68 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Ci::JobToken::ProjectScopeLink do
+  it { is_expected.to belong_to(:source_project) }
+  it { is_expected.to belong_to(:target_project) }
+  it { is_expected.to belong_to(:added_by) }
+
+  let_it_be(:project) { create(:project) }
+
+  describe 'unique index' do
+    let!(:link) { create(:ci_job_token_project_scope_link) }
+
+    it 'raises an error' do
+      expect do
+        create(:ci_job_token_project_scope_link,
+          source_project: link.source_project,
+          target_project: link.target_project)
+      end.to raise_error(ActiveRecord::RecordNotUnique)
+    end
+  end
+
+  describe 'validations' do
+    it 'must have a source project', :aggregate_failures do
+      link = build(:ci_job_token_project_scope_link, source_project: nil)
+
+      expect(link).not_to be_valid
+      expect(link.errors[:source_project]).to contain_exactly("can't be blank")
+    end
+
+    it 'must have a target project', :aggregate_failures do
+      link = build(:ci_job_token_project_scope_link, target_project: nil)
+
+      expect(link).not_to be_valid
+      expect(link.errors[:target_project]).to contain_exactly("can't be blank")
+    end
+
+    it 'must have a target project different than source project', :aggregate_failures do
+      link = build(:ci_job_token_project_scope_link, target_project: project, source_project: project)
+
+      expect(link).not_to be_valid
+      expect(link.errors[:target_project]).to contain_exactly("can't be the same as the source project")
+    end
+  end
+
+  describe '.from_project' do
+    subject { described_class.from_project(project) }
+
+    let!(:source_link) { create(:ci_job_token_project_scope_link, source_project: project) }
+    let!(:target_link) { create(:ci_job_token_project_scope_link, target_project: project) }
+
+    it 'returns only the links having the given source project' do
+      expect(subject).to contain_exactly(source_link)
+    end
+  end
+
+  describe '.to_project' do
+    subject { described_class.to_project(project) }
+
+    let!(:source_link) { create(:ci_job_token_project_scope_link, source_project: project) }
+    let!(:target_link) { create(:ci_job_token_project_scope_link, target_project: project) }
+
+    it 'returns only the links having the given target project' do
+      expect(subject).to contain_exactly(target_link)
+    end
+  end
+end
diff --git a/spec/models/ci/job_token/scope_spec.rb b/spec/models/ci/job_token/scope_spec.rb
new file mode 100644
index 00000000000..c731a2634f5
--- /dev/null
+++ b/spec/models/ci/job_token/scope_spec.rb
@@ -0,0 +1,65 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Ci::JobToken::Scope do
+  let_it_be(:project) { create(:project) }
+
+  let(:scope) { described_class.new(project) }
+
+  describe '#all_projects' do
+    subject(:all_projects) { scope.all_projects }
+
+    context 'when no projects are added to the scope' do
+      it 'returns the project defining the scope' do
+        expect(all_projects).to contain_exactly(project)
+      end
+    end
+
+    context 'when other projects are added to the scope' do
+      let_it_be(:scoped_project) { create(:project) }
+      let_it_be(:unscoped_project) { create(:project) }
+
+      let!(:link_in_scope) { create(:ci_job_token_project_scope_link, source_project: project, target_project: scoped_project) }
+      let!(:link_out_of_scope) { create(:ci_job_token_project_scope_link, target_project: unscoped_project) }
+
+      it 'returns all projects that can be accessed from a given scope' do
+        expect(subject).to contain_exactly(project, scoped_project)
+      end
+    end
+  end
+
+  describe 'includes?' do
+    subject { scope.includes?(target_project) }
+
+    context 'when param is the project defining the scope' do
+      let(:target_project) { project }
+
+      it { is_expected.to be_truthy }
+    end
+
+    context 'when param is a project in scope' do
+      let(:target_link) { create(:ci_job_token_project_scope_link, source_project: project) }
+      let(:target_project) { target_link.target_project }
+
+      it { is_expected.to be_truthy }
+    end
+
+    context 'when param is a project in another scope' do
+      let(:scope_link) { create(:ci_job_token_project_scope_link) }
+      let(:target_project) { scope_link.target_project }
+
+      it { is_expected.to be_falsey }
+
+      context 'when project scope setting is disabled' do
+        before do
+          project.ci_job_token_scope_enabled = false
+        end
+
+        it 'considers any project to be part of the scope' do
+          expect(subject).to be_truthy
+        end
+      end
+    end
+  end
+end