1 files changed, 12 insertions, 0 deletions
diff --git a/spec/lib/gitlab/regex_spec.rb b/spec/lib/gitlab/regex_spec.rb
index 0bee892fe0c..979f4fefcb6 100644
--- a/spec/lib/gitlab/regex_spec.rb
+++ b/spec/lib/gitlab/regex_spec.rb
@@ -21,6 +21,18 @@ describe Gitlab::Regex, lib: true do
   end
 
   describe '.environment_slug_regex' do
+    subject { described_class.environment_name_regex }
+
+    it { is_expected.to match('foo') }
+    it { is_expected.to match('foo-1') }
+    it { is_expected.to match('FOO') }
+    it { is_expected.to match('foo/1') }
+    it { is_expected.to match('foo.1') }
+    it { is_expected.not_to match('9&foo') }
+    it { is_expected.not_to match('foo-^') }
+  end
+
+  describe '.environment_slug_regex' do
     subject { described_class.environment_slug_regex }
 
     it { is_expected.to match('foo') }