1 files changed, 135 insertions, 0 deletions
diff --git a/spec/lib/gitlab/ci/config/entry/rules_spec.rb b/spec/lib/gitlab/ci/config/entry/rules_spec.rb
new file mode 100644
index 00000000000..291e7373daf
--- /dev/null
+++ b/spec/lib/gitlab/ci/config/entry/rules_spec.rb
@@ -0,0 +1,135 @@
+require 'fast_spec_helper'
+require 'support/helpers/stub_feature_flags'
+require_dependency 'active_model'
+
+describe Gitlab::Ci::Config::Entry::Rules do
+  let(:entry) { described_class.new(config) }
+
+  describe '.new' do
+    subject { entry }
+
+    context 'with a list of rule rule' do
+      let(:config) do
+        [{ if: '$THIS == "that"', when: 'never' }]
+      end
+
+      it { is_expected.to be_a(described_class) }
+      it { is_expected.to be_valid }
+
+      context 'after #compose!' do
+        before do
+          subject.compose!
+        end
+
+        it { is_expected.to be_valid }
+      end
+    end
+
+    context 'with a list of two rules' do
+      let(:config) do
+        [
+          { if: '$THIS == "that"', when: 'always' },
+          { if: '$SKIP',           when: 'never' }
+        ]
+      end
+
+      it { is_expected.to be_a(described_class) }
+      it { is_expected.to be_valid }
+
+      context 'after #compose!' do
+        before do
+          subject.compose!
+        end
+
+        it { is_expected.to be_valid }
+      end
+    end
+
+    context 'with a single rule object' do
+      let(:config) do
+        { if: '$SKIP', when: 'never' }
+      end
+
+      it { is_expected.not_to be_valid }
+    end
+
+    context 'with an invalid boolean when:' do
+      let(:config) do
+        [{ if: '$THIS == "that"', when: false }]
+      end
+
+      it { is_expected.to be_a(described_class) }
+      it { is_expected.to be_valid }
+
+      context 'after #compose!' do
+        before do
+          subject.compose!
+        end
+
+        it { is_expected.not_to be_valid }
+
+        it 'returns an error about invalid when:' do
+          expect(subject.errors).to include(/when unknown value: false/)
+        end
+      end
+    end
+
+    context 'with an invalid string when:' do
+      let(:config) do
+        [{ if: '$THIS == "that"', when: 'explode' }]
+      end
+
+      it { is_expected.to be_a(described_class) }
+      it { is_expected.to be_valid }
+
+      context 'after #compose!' do
+        before do
+          subject.compose!
+        end
+
+        it { is_expected.not_to be_valid }
+
+        it 'returns an error about invalid when:' do
+          expect(subject.errors).to include(/when unknown value: explode/)
+        end
+      end
+    end
+  end
+
+  describe '#value' do
+    subject { entry.value }
+
+    context 'with a list of rule rule' do
+      let(:config) do
+        [{ if: '$THIS == "that"', when: 'never' }]
+      end
+
+      it { is_expected.to eq(config) }
+    end
+
+    context 'with a list of two rules' do
+      let(:config) do
+        [
+          { if: '$THIS == "that"', when: 'always' },
+          { if: '$SKIP',           when: 'never' }
+        ]
+      end
+
+      it { is_expected.to eq(config) }
+    end
+
+    context 'with a single rule object' do
+      let(:config) do
+        { if: '$SKIP', when: 'never' }
+      end
+
+      it { is_expected.to eq(config) }
+    end
+  end
+
+  describe '.default' do
+    it 'does not have default policy' do
+      expect(described_class.default).to be_nil
+    end
+  end
+end