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# frozen_string_literal: true
require 'spec_helper'
describe Prawn::View do
let(:view_object) { Object.new.tap { |o| o.extend(described_class) } }
it 'provides a Prawn::Document object by default' do
expect(view_object.document).to be_a(Prawn::Document)
end
it 'delegates unhandled methods to object returned by document method' do
doc = instance_double(Prawn::Document)
allow(view_object).to receive(:document).and_return(doc)
allow(doc).to receive(:fill_gradient)
block = proc {}
view_object.fill_gradient([1, 2], [3, 4], 'ff0000', [0, 0, 0, 1], apply_margin_options: true, &block)
expect(doc).to have_received(:fill_gradient)
.with([1, 2], [3, 4], 'ff0000', [0, 0, 0, 1], apply_margin_options: true, &block)
end
it 'allows a block-like DSL via the update method' do
doc = instance_double(Prawn::Document)
allow(view_object).to receive(:document).and_return(doc)
allow(doc).to receive(:font)
allow(doc).to receive(:cap_style)
view_object.update do
font
cap_style
end
expect(doc).to have_received(:font)
expect(doc).to have_received(:cap_style)
end
it 'aliases save_as() to document.render_file()' do
doc = instance_double(Prawn::Document)
allow(doc).to receive(:render_file)
allow(view_object).to receive(:document).and_return(doc)
view_object.save_as('foo.pdf')
expect(doc).to have_received(:render_file)
end
describe '#respond_to?', issue: 1064 do
subject { view_object.respond_to?(method) }
context 'when called with an existing method from Prawn::Document' do
let(:method) { :text }
it { is_expected.to be_truthy }
end
context 'when called with a non-existing method' do
let(:method) { :non_existing_method }
it { is_expected.to be_falsey }
end
end
end
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