1 files changed, 101 insertions, 0 deletions
diff --git a/spec/lib/gitlab/static_site_editor/config/file_config/entry/mount_spec.rb b/spec/lib/gitlab/static_site_editor/config/file_config/entry/mount_spec.rb
new file mode 100644
index 00000000000..04248fc60a5
--- /dev/null
+++ b/spec/lib/gitlab/static_site_editor/config/file_config/entry/mount_spec.rb
@@ -0,0 +1,101 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Gitlab::StaticSiteEditor::Config::FileConfig::Entry::Mount do
+  subject(:entry) { described_class.new(config) }
+
+  describe 'validations' do
+    context 'with a valid config' do
+      context 'and target is a non-empty string' do
+        let(:config) do
+          {
+            source: 'source',
+            target: 'sub-site'
+          }
+        end
+
+        it { is_expected.to be_valid }
+
+        describe '#value' do
+          it 'returns mount configuration' do
+            expect(entry.value).to eq config
+          end
+        end
+      end
+
+      context 'and target is an empty string' do
+        let(:config) do
+          {
+            source: 'source',
+            target: ''
+          }
+        end
+
+        it { is_expected.to be_valid }
+
+        describe '#value' do
+          it 'returns mount configuration' do
+            expect(entry.value).to eq config
+          end
+        end
+      end
+    end
+
+    context 'with an invalid config' do
+      context 'when source is not a string' do
+        let(:config) { { source: 123, target: 'target' } }
+
+        it { is_expected.not_to be_valid }
+
+        it 'reports error' do
+          expect(entry.errors)
+            .to include 'mount source should be a string'
+        end
+      end
+
+      context 'when source is not present' do
+        let(:config) { { target: 'target' } }
+
+        it { is_expected.not_to be_valid }
+
+        it 'reports error' do
+          expect(entry.errors)
+            .to include "mount source can't be blank"
+        end
+      end
+
+      context 'when target is not a string' do
+        let(:config) { { source: 'source', target: 123 } }
+
+        it { is_expected.not_to be_valid }
+
+        it 'reports error' do
+          expect(entry.errors)
+            .to include 'mount target should be a string'
+        end
+      end
+
+      context 'when there is an unknown key present' do
+        let(:config) { { test: 100 } }
+
+        it { is_expected.not_to be_valid }
+
+        it 'reports error' do
+          expect(entry.errors)
+            .to include 'mount config contains unknown keys: test'
+        end
+      end
+    end
+  end
+
+  describe '.default' do
+    it 'returns default mount' do
+      expect(described_class.default)
+        .to eq({
+                 source: 'source',
+                 target: ''
+               })
+    end
+  end
+end