1 files changed, 26 insertions, 0 deletions
diff --git a/spec/lib/gitlab/usage/docs/value_formatter_spec.rb b/spec/lib/gitlab/usage/docs/value_formatter_spec.rb
new file mode 100644
index 00000000000..7002c76a7cf
--- /dev/null
+++ b/spec/lib/gitlab/usage/docs/value_formatter_spec.rb
@@ -0,0 +1,26 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Gitlab::Usage::Docs::ValueFormatter do
+  describe '.format' do
+    using RSpec::Parameterized::TableSyntax
+    where(:key, :value, :expected_value) do
+      :product_group     | 'growth::product intelligence' | '`growth::product intelligence`'
+      :data_source       | 'redis'                        | 'Redis'
+      :data_source       | 'ruby'                         | 'Ruby'
+      :introduced_by_url | 'http://test.com'              | '[Introduced by](http://test.com)'
+      :tier              | %w(gold premium)               | 'gold, premium'
+      :distribution      | %w(ce ee)                      | 'ce, ee'
+      :key_path          | 'key.path'                     | '**`key.path`**'
+      :milestone         | '13.4'                         | '13.4'
+      :status            | 'data_available'               | 'data_available'
+    end
+
+    with_them do
+      subject { described_class.format(key, value) }
+
+      it { is_expected.to eq(expected_value) }
+    end
+  end
+end