117 lines
3.7 KiB
Ruby
117 lines
3.7 KiB
Ruby
# Copyright (C) 2012-2022 Zammad Foundation, https://zammad-foundation.org/
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require 'rails_helper'
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RSpec.describe NotificationFactory::Template do
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subject(:template) do
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described_class.new(template_string, escape, trusted)
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end
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let(:trusted) { false }
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describe '#to_s' do
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context 'for empty input template (incl. whitespace-only)' do
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let(:template_string) { "\#{ }" }
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context 'with escape = true' do
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let(:escape) { true }
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it 'returns an ERB template with the #d helper, and passes escape arg as string' do
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expect(template.to_s).to eq('<%= d "", true %>')
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end
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end
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context 'with escape = false' do
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let(:escape) { false }
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it 'returns an ERB template with the #d helper, and passes escape arg as string' do
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expect(template.to_s).to eq('<%= d "", false %>')
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end
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end
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end
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context 'for sanitizing the template string' do
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let(:escape) { false }
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context 'for strings containing ERB' do
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let(:template_string) { '<%% <% "<%" %> <%# comment %> <%= "<%" %> <%- "" %> %%>' }
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context 'for untrusted templates' do
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it 'mutes all pre-existing ERB tags' do
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expect(template.to_s).to eq('<%% <%% "<%%" %> <%%# comment %> <%%= "<%%" %> <%%- "" %> %%>')
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end
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end
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context 'for trusted templates' do
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let(:trusted) { true }
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it 'keeps all pre-existing ERB tags' do
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expect(template.to_s).to eq(template_string)
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end
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end
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end
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end
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context 'for input template using #t helper' do
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let(:template_string) { "\#{t('some text')}" }
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let(:escape) { false }
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it 'returns an ERB template with the #t helper, and passes escape arg as string' do
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expect(template.to_s).to eq('<%= t "some text", false %>')
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end
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context 'with double-quotes in argument' do
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let(:template_string) { "\#{t('some \"text\"')}" }
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it 'adds backslash-escaping' do
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expect(template.to_s).to eq('<%= t "some \"text\"", false %>')
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end
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end
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end
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# Regression test for https://github.com/zammad/zammad/issues/385
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context 'with HTML auto-injected by browser' do
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let(:escape) { true }
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context 'for <a> tags wrapped around "ticket.id"' do
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let(:template_string) { <<~'TEMPLATE'.chomp }
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#{<a href="http://ticket.id" title="http://ticket.id" target="_blank">ticket.id</a>}
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TEMPLATE
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it 'strips tag from resulting ERB template' do
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expect(template.to_s).to eq('<%= d "ticket.id", true %>')
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end
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end
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context 'for <a> tags wrapped around "config.fqdn"' do
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let(:template_string) { <<~'TEMPLATE'.chomp }
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#{<a href="http://config.fqdn" title="http://config.fqdn" target="_blank">config.fqdn</a>}
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TEMPLATE
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it 'strips tag from resulting ERB template' do
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expect(template.to_s).to eq('<%= c "fqdn", true %>')
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end
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end
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context 'for <a> tags surrounded by whitespace' do
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let(:template_string) { <<~'TEMPLATE'.chomp }
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#{ <a href="http://ticket.id" title="http://ticket.id" target="_blank">ticket.id </a> }
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TEMPLATE
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it 'strips tag and spaces from template' do
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expect(template.to_s).to eq('<%= d "ticket.id", true %>')
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end
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end
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context 'for unpaired <a> tag and trailing whitespace' do
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let(:template_string) { <<~'TEMPLATE'.chomp }
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#{<a href="http://ticket.id" title="http://ticket.id" target="_blank">ticket.id }
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TEMPLATE
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it 'strips tag and spaces from template' do
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expect(template.to_s).to eq('<%= d "ticket.id", true %>')
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end
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end
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end
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end
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end
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