Add ci config entry that represents array of paths

2 files changed, 52 insertions, 0 deletions

diff --git a/lib/gitlab/ci/config/node/paths.rb b/lib/gitlab/ci/config/node/paths.rb
new file mode 100644
index 00000000000..3c6d3a52966
--- /dev/null
+++ b/lib/gitlab/ci/config/node/paths.rb
@@ -0,0 +1,18 @@
+module Gitlab
+  module Ci
+    class Config
+      module Node
+        ##
+        # Entry that represents an array of paths.
+        #
+        class Paths < Entry
+          include Validatable
+
+          validations do
+            validates :config, array_of_strings: true
+          end
+        end
+      end
+    end
+  end
+end
diff --git a/spec/lib/gitlab/ci/config/node/paths_spec.rb b/spec/lib/gitlab/ci/config/node/paths_spec.rb
new file mode 100644
index 00000000000..0d95ad8abda
--- /dev/null
+++ b/spec/lib/gitlab/ci/config/node/paths_spec.rb
@@ -0,0 +1,34 @@
+require 'spec_helper'
+
+describe Gitlab::Ci::Config::Node::Paths do
+  let(:entry) { described_class.new(config) }
+
+  describe 'validations' do
+    context 'when entry config value is valid' do
+      let(:config) { ['some/file', 'some/path/'] }
+
+      describe '#value' do
+        it 'returns key value' do
+          expect(entry.value).to eq config
+        end
+      end
+
+      describe '#valid?' do
+        it 'is valid' do
+          expect(entry).to be_valid
+        end
+      end
+    end
+
+    context 'when entry value is not valid' do
+      let(:config) { [ 1 ] }
+
+      describe '#errors' do
+        it 'saves errors' do
+          expect(entry.errors)
+            .to include 'Paths config should be an array of strings'
+        end
+      end
+    end
+  end
+end