1 files changed, 34 insertions, 0 deletions
diff --git a/spec/lib/gitlab/ci/reports/terraform_reports_spec.rb b/spec/lib/gitlab/ci/reports/terraform_reports_spec.rb
new file mode 100644
index 00000000000..061029299ac
--- /dev/null
+++ b/spec/lib/gitlab/ci/reports/terraform_reports_spec.rb
@@ -0,0 +1,34 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe Gitlab::Ci::Reports::TerraformReports do
+  it 'initializes plans with and empty hash' do
+    expect(subject.plans).to eq({})
+  end
+
+  describe '#add_plan' do
+    context 'when providing two unique plans' do
+      it 'returns two plans' do
+        subject.add_plan('a/tfplan.json', { 'create' => 0, 'update' => 1, 'delete' => 0 })
+        subject.add_plan('b/tfplan.json', { 'create' => 0, 'update' => 1, 'delete' => 0 })
+
+        expect(subject.plans).to eq({
+          'a/tfplan.json' => { 'create' => 0, 'update' => 1, 'delete' => 0 },
+          'b/tfplan.json' => { 'create' => 0, 'update' => 1, 'delete' => 0 }
+        })
+      end
+    end
+
+    context 'when providing the same plan twice' do
+      it 'returns the last added plan' do
+        subject.add_plan('tfplan.json', { 'create' => 0, 'update' => 0, 'delete' => 0 })
+        subject.add_plan('tfplan.json', { 'create' => 0, 'update' => 1, 'delete' => 0 })
+
+        expect(subject.plans).to eq({
+          'tfplan.json' => { 'create' => 0, 'update' => 1, 'delete' => 0 }
+        })
+      end
+    end
+  end
+end