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Versions: 83
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Contents
# -*- encoding: utf-8 -*-
require 'test_helper'
require 'hexapdf/document'
require 'hexapdf/task/dereference'
describe HexaPDF::Task::Dereference do
before do
@doc = HexaPDF::Document.new(io: StringIO.new(MINIMAL_PDF))
end
it "dereferences all references to objects" do
obj = @doc.add(:test)
len = @doc.add(5)
str = @doc.add(@doc.wrap({Length: len}, stream: ''))
@doc.trailer[:Test] = str
pages = @doc.wrap({Type: :Pages})
pages.add_page(@doc.wrap({Type: :Page}))
@doc.trailer[:Test2] = pages
@doc.trailer[:InvalidRef] = HexaPDF::Reference.new(5000, 2)
checker = lambda do |val, done = {}|
case val
when Array then val.all? {|v| checker.call(v, done) }
when Hash then val.all? {|_, v| checker.call(v, done) }
when HexaPDF::Reference
false
when HexaPDF::Object
if done.key?(val)
true
else
done[val] = true
checker.call(val.value, done)
end
else
true
end
end
refute(checker.call(@doc.trailer))
assert_equal([obj, len], @doc.task(:dereference))
assert(checker.call(@doc.trailer))
assert_equal([obj, len], @doc.task(:dereference))
assert(checker.call(@doc.trailer))
end
it "dereferences only a single object" do
assert(@doc.object(5).value[:Font][:F1].kind_of?(HexaPDF::Reference))
assert_nil(@doc.task(:dereference, object: @doc.object(5)))
refute(@doc.object(5).value[:Font][:F1].kind_of?(HexaPDF::Reference))
end
end
Version data entries
83 entries across 83 versions & 1 rubygems