1 files changed, 60 insertions, 2 deletions
diff --git a/spec/lib/gitlab/utils_spec.rb b/spec/lib/gitlab/utils_spec.rb
index 00941aec380..71a743495a2 100644
--- a/spec/lib/gitlab/utils_spec.rb
+++ b/spec/lib/gitlab/utils_spec.rb
@@ -1,7 +1,37 @@
 require 'spec_helper'
 
-describe Gitlab::Utils, lib: true do
-  delegate :to_boolean, :boolean_to_yes_no, to: :described_class
+describe Gitlab::Utils do
+  delegate :to_boolean, :boolean_to_yes_no, :slugify, :random_string, :which, :ensure_array_from_string, to: :described_class
+
+  describe '.slugify' do
+    {
+      'TEST' => 'test',
+      'project_with_underscores' => 'project-with-underscores',
+      'namespace/project' =>  'namespace-project',
+      'a' * 70 => 'a' * 63,
+      'test_trailing_' => 'test-trailing'
+    }.each do |original, expected|
+      it "slugifies #{original} to #{expected}" do
+        expect(slugify(original)).to eq(expected)
+      end
+    end
+  end
+
+  describe '.remove_line_breaks' do
+    using RSpec::Parameterized::TableSyntax
+
+    where(:original, :expected) do
+      "foo\nbar\nbaz"     | "foobarbaz"
+      "foo\r\nbar\r\nbaz" | "foobarbaz"
+      "foobar"            | "foobar"
+    end
+
+    with_them do
+      it "replace line breaks with an empty string" do
+        expect(described_class.remove_line_breaks(original)).to eq(expected)
+      end
+    end
+  end
 
   describe '.to_boolean' do
     it 'accepts booleans' do
@@ -39,4 +69,32 @@ describe Gitlab::Utils, lib: true do
       expect(boolean_to_yes_no(false)).to eq('No')
     end
   end
+
+  describe '.random_string' do
+    it 'generates a string' do
+      expect(random_string).to be_kind_of(String)
+    end
+  end
+
+  describe '.which' do
+    it 'finds the full path to an executable binary' do
+      expect(File).to receive(:executable?).with('/bin/sh').and_return(true)
+
+      expect(which('sh', 'PATH' => '/bin')).to eq('/bin/sh')
+    end
+  end
+
+  describe '.ensure_array_from_string' do
+    it 'returns the same array if given one' do
+      arr = ['a', 4, true, { test: 1 }]
+
+      expect(ensure_array_from_string(arr)).to eq(arr)
+    end
+
+    it 'turns comma-separated strings into arrays' do
+      str = 'seven, eight, 9, 10'
+
+      expect(ensure_array_from_string(str)).to eq(%w[seven eight 9 10])
+    end
+  end
 end