Fix bug in `WikiLinkFilter`.
1. An exception would be raised if the filter was called with an invalid URI. Mainly because we weren't catching the `Addressable` exception. 2. This commit fixes it and adds a spec for the filter.
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@ -29,7 +29,7 @@ module Banzai
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return if html_attr.blank?
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html_attr.value = apply_rewrite_rules(html_attr.value)
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rescue URI::Error
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rescue URI::Error, Addressable::URI::InvalidURIError
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# noop
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end
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@ -0,0 +1,26 @@
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require 'spec_helper'
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describe Banzai::Filter::WikiLinkFilter, lib: true do
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include FilterSpecHelper
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let(:namespace) { build_stubbed(:namespace, name: "wiki_link_ns") }
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let(:project) { build_stubbed(:empty_project, :public, name: "wiki_link_project", namespace: namespace) }
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let(:user) { double }
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let(:wiki) { ProjectWiki.new(project, user) }
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it "doesn't rewrite absolute links" do
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filtered_link = filter("<a href='http://example.com:8000/'>Link</a>", project_wiki: wiki).children[0]
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expect(filtered_link.attribute('href').value).to eq('http://example.com:8000/')
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end
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describe "invalid links" do
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invalid_links = ["http://:8080", "http://", "http://:8080/path"]
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invalid_links.each do |invalid_link|
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it "doesn't rewrite invalid invalid_links like #{invalid_link}" do
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filtered_link = filter("<a href='#{invalid_link}'>Link</a>", project_wiki: wiki).children[0]
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expect(filtered_link.attribute('href').value).to eq(invalid_link)
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end
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end
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end
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end
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