spec/spec_helper.rb in squib-0.0.5 vs spec/spec_helper.rb in squib-0.0.6

@@ -13,11 +13,73 @@
   config.mock_with :rspec do |mocks|
     mocks.verify_partial_doubles = true
   end
 end
 
-def test_file(str)
-  "#{File.expand_path(File.dirname(__FILE__))}/data/#{str}"
+def layout_file(str)
+  "#{File.expand_path(File.dirname(__FILE__))}/data/layouts/#{str}"
+end
+
+def sample_file(file)
+  "#{File.expand_path(File.dirname(__FILE__))}/../samples/#{file}"
+end
+
+def sample_regression_file(file)
+  "#{File.expand_path(File.dirname(__FILE__))}/data/samples/#{file}.txt"
+end
+
+def csv_file(file)
+  "#{File.expand_path(File.dirname(__FILE__))}/data/csv/#{file}"
+end
+
+def overwrite_sample(sample_name, log)
+  # Use this to overwrite the regression with current state
+  File.open(sample_regression_file(sample_name), 'w+:UTF-8') do |f|
+    f.write(log.string)
+  end
+end
+
+def scrub_hex(str)
+  str.gsub(/0x\w{1,8}/,'')
+     .gsub(/ptr=\w{1,8}/,'')
+     .gsub(/#<Pango::FontDescription:.*>/,'')
+     .gsub(/#<Cairo::ImageSurface:.*>/,'ImageSurface')
+     .gsub(/#<RSVG::Handle.*>/,'RSVG::Handle')
+     .gsub(/#<RSpec::Mocks::Double:.*>/,'MockDouble')
+     .gsub(/RGB:\w{1,8}/,'RGB:')
+end
+
+# Build a mock cairo instance that allows basically any method
+# and logs that call to the string buffer
+def mock_cairo(strio)
+  cxt     = double(Cairo::Context)
+  surface = double(Cairo::ImageSurface)
+  pango   = double(Pango::Layout)
+  allow(ProgressBar).to receive(:create).and_return(Squib::DoNothing.new)
+  allow(Cairo::ImageSurface).to receive(:new).and_return(surface)
+  allow(surface).to receive(:width).and_return(100)
+  allow(Cairo::Context).to receive(:new).and_return(cxt)
+  allow(cxt).to receive(:create_pango_layout).and_return(pango)
+  allow(cxt).to receive(:target).and_return(surface)
+  allow(pango).to receive(:height).and_return(25)
+  allow(pango).to receive(:width).and_return(25)
+  allow(pango).to receive(:extents).and_return([Pango::Rectangle.new(0,0,0,0)]*2)
+
+  %w(save set_source_color paint restore translate rotate move_to
+    update_pango_layout width height show_pango_layout rounded_rectangle
+    set_line_width stroke fill set_source scale render_rsvg_handle circle
+    triangle line_to operator= show_page).each do |m|
+    allow(cxt).to receive(m) { |*args| strio << scrub_hex("cairo: #{m}(#{args})\n") }
+  end
+
+  %w(font_description= text= width= height= wrap= ellipsize= alignment=
+    justify= spacing= markup=).each do |m|
+    allow(pango).to receive(m) {|*args| strio << scrub_hex("pango: #{m}(#{args})\n") }
+  end
+
+  %w(write_to_png).each do |m|
+    allow(surface).to receive(m) { |*args| strio << scrub_hex("surface: #{m}(#{args})\n") }
+  end
 end
 
 # Refine Squib to allow setting the logger and progress bar
 module Squib
   def logger=(l)