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require "fileutils"
RSpec.describe RGhost::Convert do
before :all do
@a_pdf = RGhost.asser_path("doc.pdf")
@multi_page = RGhost.asser_path("doc2.pdf")
end
it "should convert a pdf to jpeg" do
resp = RGhost::Convert.new(@a_pdf).to :jpeg, filename: RGhost.using_temp_dir("a_file.jpg")
expect(File.exist?(resp)).to eq(true)
expect(File.size(resp)).not_to be(0)
end
it "should convert a pdf to tiff" do
resp = RGhost::Convert.new(@a_pdf).to :tiff, filename: RGhost.using_temp_dir("a_file.tif")
expect(File.exist?(resp)).to eq(true)
expect(File.size(resp)).not_to be(0)
end
it "should convert a pdf to many pages using jpeg format" do
pages = RGhost::Convert.new(@multi_page).to :jpeg, filename: RGhost.using_temp_dir("a_file.jpg"), multipage: true
expect(pages.size).to eq(2)
pages.each_with_index do |file, idx|
expect(file).to match(/a_file_000#{idx + 1}.jpg$/)
expect(File.exist?(file)).to eq(true)
expect(File.size(file)).not_to be(0)
end
end
it "should convert a pdf to a jpeg page limited by `range` option" do
pages = RGhost::Convert.new(@multi_page).to :jpeg, filename: RGhost.using_temp_dir("a_file.jpg"), multipage: true, range: 1..1
file = pages.first
expect(file).to match(/a_file_0001.jpg$/)
expect(File.exist?(file)).to eq(true)
expect(File.size(file)).not_to be(0)
end
it "should raise exception when initialize with not supported file" do
expect { RGhost::Convert.new(nil).to :jpeg }.to raise_error(/NilClass/)
end
end
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