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require_relative 'test_helper'
checked_describe('tilt/prawn', 'pdf-reader') do
_PdfOutput = Class.new do
def initialize(pdf_raw)
@reader = PDF::Reader.new(StringIO.new(pdf_raw))
end
def text
@reader.pages.map(&:text).join
end
def page_attributes(page_num=1)
@reader.page(page_num).attributes
end
end
it "is registered for '.prawn' files" do
assert_equal Tilt::PrawnTemplate, Tilt['test.prawn']
end
it "renders inline prawn templates" do
template = Tilt::PrawnTemplate.new { |t| "pdf.text \"Hello PDF!\"" }
3.times do
output = _PdfOutput.new(template.render)
assert_includes output.text, "Hello PDF!"
end
end
it "supports yielding to render" do
template = Tilt::PrawnTemplate.new { |t| "yield pdf" }
3.times do
output = _PdfOutput.new(template.render{|pdf| pdf.text 'Hello PDF!'})
assert_includes output.text, "Hello PDF!"
end
end
it "renders templates from a file" do
template = Tilt::PrawnTemplate.new("test/tilt_prawntemplate.prawn")
3.times do
output = _PdfOutput.new(template.render)
assert_includes output.text, "Hello Template!"
end
end
it "defaults to A4 page size & portrait layout settings" do
template = Tilt::PrawnTemplate.new { |t| "pdf.text \"Hello A4 portrait!\"" }
output = _PdfOutput.new(template.render)
assert_includes output.text, "Hello A4 portrait!"
assert_equal [0, 0, 595.28, 841.89], output.page_attributes(1)[:MediaBox]
end
it "allows page size & layout settings - A3 landscape" do
template = Tilt::PrawnTemplate.new( :page_size => 'A3', :page_layout => :landscape) { |t| "pdf.text \"Hello A3 landscape!\"" }
output = _PdfOutput.new(template.render)
assert_includes output.text, "Hello A3 landscape!"
assert_equal [0, 0, 1190.55, 841.89], output.page_attributes(1)[:MediaBox]
end
end
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