1 files changed, 128 insertions, 0 deletions
diff --git a/spec/services/namespaces/invite_team_email_service_spec.rb b/spec/services/namespaces/invite_team_email_service_spec.rb
new file mode 100644
index 00000000000..60ba91f433d
--- /dev/null
+++ b/spec/services/namespaces/invite_team_email_service_spec.rb
@@ -0,0 +1,128 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Namespaces::InviteTeamEmailService do
+  let_it_be(:user) { create(:user, email_opted_in: true) }
+
+  let(:track) { described_class::TRACK }
+  let(:series) { 0 }
+
+  let(:setup_for_company) { true }
+  let(:parent_group) { nil }
+  let(:group) { create(:group, parent: parent_group) }
+
+  subject(:action) { described_class.send_email(user, group) }
+
+  before do
+    group.add_owner(user)
+    allow(group).to receive(:setup_for_company).and_return(setup_for_company)
+    allow(Notify).to receive(:in_product_marketing_email).and_return(double(deliver_later: nil))
+  end
+
+  RSpec::Matchers.define :send_invite_team_email do |*args|
+    match do
+      expect(Notify).to have_received(:in_product_marketing_email).with(*args).once
+    end
+
+    match_when_negated do
+      expect(Notify).not_to have_received(:in_product_marketing_email)
+    end
+  end
+
+  shared_examples 'unexperimented' do
+    it { is_expected.not_to send_invite_team_email }
+
+    it 'does not record sent email' do
+      expect { subject }.not_to change { Users::InProductMarketingEmail.count }
+    end
+  end
+
+  shared_examples 'candidate' do
+    it { is_expected.to send_invite_team_email(user.id, group.id, track, 0) }
+
+    it 'records sent email' do
+      expect { subject }.to change { Users::InProductMarketingEmail.count }.by(1)
+
+      expect(
+        Users::InProductMarketingEmail.where(
+          user: user,
+          track: track,
+          series: 0
+        )
+      ).to exist
+    end
+
+    it_behaves_like 'tracks assignment and records the subject', :invite_team_email, :group do
+      subject { group }
+    end
+  end
+
+  context 'when group is in control path' do
+    before do
+      stub_experiments(invite_team_email: :control)
+    end
+
+    it { is_expected.not_to send_invite_team_email }
+
+    it 'does not record sent email' do
+      expect { subject }.not_to change { Users::InProductMarketingEmail.count }
+    end
+
+    it_behaves_like 'tracks assignment and records the subject', :invite_team_email, :group do
+      subject { group }
+    end
+  end
+
+  context 'when group is in candidate path' do
+    before do
+      stub_experiments(invite_team_email: :candidate)
+    end
+
+    it_behaves_like 'candidate'
+
+    context 'when the user has not opted into marketing emails' do
+      let(:user) { create(:user, email_opted_in: false ) }
+
+      it_behaves_like 'unexperimented'
+    end
+
+    context 'when group is not top level' do
+      it_behaves_like 'unexperimented' do
+        let(:parent_group) do
+          create(:group).tap { |g| g.add_owner(user) }
+        end
+      end
+    end
+
+    context 'when group is not set up for a company' do
+      it_behaves_like 'unexperimented' do
+        let(:setup_for_company) { nil }
+      end
+    end
+
+    context 'when other users have already been added to the group' do
+      before do
+        group.add_developer(create(:user))
+      end
+
+      it_behaves_like 'unexperimented'
+    end
+
+    context 'when other users have already been invited to the group' do
+      before do
+        group.add_developer('not_a_user_yet@example.com')
+      end
+
+      it_behaves_like 'unexperimented'
+    end
+
+    context 'when the user already got sent the email' do
+      before do
+        create(:in_product_marketing_email, user: user, track: track, series: 0)
+      end
+
+      it_behaves_like 'unexperimented'
+    end
+  end
+end