# frozen_string_literal: true
require 'spec_helper'
RSpec.describe GitlabScriptTagHelper do
before do
allow(helper).to receive(:content_security_policy_nonce).and_return('noncevalue')
end
describe 'external script tag' do
let(:script_url) { 'test.js' }
it 'returns a script tag with defer=true and a nonce' do
expect(helper.javascript_include_tag(script_url).to_s)
.to eq ""
end
it 'returns a script tag with defer=false and a nonce' do
expect(helper.javascript_include_tag(script_url, defer: nil).to_s)
.to eq ""
end
it 'returns a script tag with a nonce even nonce is set to nil' do
expect(helper.javascript_include_tag(script_url, nonce: nil).to_s)
.to eq ""
end
end
describe 'inline script tag' do
let(:tag_with_nonce) { "" }
let(:tag_with_nonce_and_type) { "" }
it 'returns a script tag with a nonce using block syntax' do
expect(helper.javascript_tag { 'alert(1)' }.to_s).to eq tag_with_nonce
end
it 'returns a script tag with a nonce using block syntax with options' do
expect(helper.javascript_tag(type: 'application/javascript') { 'alert(1)' }.to_s).to eq tag_with_nonce_and_type
end
it 'returns a script tag with a nonce using argument syntax' do
expect(helper.javascript_tag('alert(1)').to_s).to eq tag_with_nonce
end
it 'returns a script tag with a nonce using argument syntax with options' do
expect(helper.javascript_tag( 'alert(1)', type: 'application/javascript').to_s).to eq tag_with_nonce_and_type
end
# This scenario does not really make sense, but it's supported so we test it
it 'returns a script tag with a nonce using argument and block syntax with options' do
expect(helper.javascript_tag( '// ignored', type: 'application/javascript') { 'alert(1)' }.to_s).to eq tag_with_nonce_and_type
end
end
describe '#preload_link_tag' do
it 'returns a link tag with a nonce' do
expect(helper.preload_link_tag('https://example.com/script.js').to_s)
.to eq ""
end
end
end