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# Helper methods for Banzai filter specs
#
# Must be included into specs manually
module FilterSpecHelper
extend ActiveSupport::Concern
# Perform `call` on the described class
#
# Automatically passes the current `project` value, if defined, to the context
# if none is provided.
#
# html - HTML String to pass to the filter's `call` method.
# context - Hash context for the filter. (default: {project: project})
#
# Returns a Nokogiri::XML::DocumentFragment
def filter(html, context = {})
if defined?(project)
context.reverse_merge!(project: project)
end
render_context = Banzai::RenderContext
.new(context[:project], context[:current_user])
context = context.merge(render_context: render_context)
described_class.call(html, context)
end
# Run text through HTML::Pipeline with the current filter and return the
# result Hash
#
# body - String text to run through the pipeline
# context - Hash context for the filter. (default: {project: project})
#
# Returns the Hash
def pipeline_result(body, context = {})
context.reverse_merge!(project: project) if defined?(project)
pipeline = HTML::Pipeline.new([described_class], context)
pipeline.call(body)
end
def reference_pipeline(context = {})
context.reverse_merge!(project: project) if defined?(project)
filters = [
Banzai::Filter::AutolinkFilter,
described_class
]
HTML::Pipeline.new(filters, context)
end
def reference_pipeline_result(body, context = {})
reference_pipeline(context).call(body)
end
def reference_filter(html, context = {})
reference_pipeline(context).to_document(html)
end
# Modify a String reference to make it invalid
#
# Commit SHAs get reversed, IDs get incremented by 1, all other Strings get
# their word characters reversed.
#
# reference - String reference to modify
#
# Returns a String
def invalidate_reference(reference)
if reference =~ /\A(.+)?[^\d]\d+\z/
# Integer-based reference with optional project prefix
reference.gsub(/\d+\z/) { |i| i.to_i + 10_000 }
elsif reference =~ /\A(.+@)?(\h{7,40}\z)/
# SHA-based reference with optional prefix
reference.gsub(/\h{7,40}\z/) { |v| v.reverse }
else
reference.gsub(/\w+\z/) { |v| v.reverse }
end
end
# Shortcut to Rails' auto-generated routes helpers, to avoid including the
# module
def urls
Gitlab::Routing.url_helpers
end
end
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