[DRE-maint] Bug#815063: ruby-gruff: FTBFS: Testsuite hangs

[Chris Lamb]

Source: ruby-gruff
Version: 0.4.0-1
Severity: serious
Justification: fails to build from source
User: reproducible-builds at lists.alioth.debian.org
Usertags: ftbfs
X-Debbugs-Cc: reproducible-builds at lists.alioth.debian.org

Dear Maintainer,

ruby-gruff fails to build from source in unstable/amd64 as the testsuite hangs:

  [..]

  ===============================================================================
  E
  ===============================================================================
  Error: test_wide(TestGruffArea): Magick::ImageMagickError: unable to read font `(null)' @ error/annotate.c/RenderFreetype/1127: `(null)'
  /home/lamby/temp/cdt.20160218111610.VMPm034k2Z/ruby-gruff-0.4.0/lib/gruff/base.rb:1111:in `get_type_metrics'
  /home/lamby/temp/cdt.20160218111610.VMPm034k2Z/ruby-gruff-0.4.0/lib/gruff/base.rb:1111:in `calculate_caps_height'
  /home/lamby/temp/cdt.20160218111610.VMPm034k2Z/ruby-gruff-0.4.0/lib/gruff/base.rb:522:in `setup_graph_measurements'
  /home/lamby/temp/cdt.20160218111610.VMPm034k2Z/ruby-gruff-0.4.0/lib/gruff/base.rb:484:in `setup_drawing'
  /home/lamby/temp/cdt.20160218111610.VMPm034k2Z/ruby-gruff-0.4.0/lib/gruff/base.rb:449:in `draw'
  /home/lamby/temp/cdt.20160218111610.VMPm034k2Z/ruby-gruff-0.4.0/lib/gruff/area.rb:11:in `draw'
  /home/lamby/temp/cdt.20160218111610.VMPm034k2Z/ruby-gruff-0.4.0/lib/gruff/base.rb:423:in `write'
  /home/lamby/temp/cdt.20160218111610.VMPm034k2Z/ruby-gruff-0.4.0/test/gruff_test_case.rb:30:in `write'
  /home/lamby/temp/cdt.20160218111610.VMPm034k2Z/ruby-gruff-0.4.0/test/test_area.rb:119:in `test_wide'
       116:   def test_wide
       117:     g = setup_basic_graph('800x400')
       118:     g.title = "Area Wide"
    => 119:     g.write("test/output/area_wide.png")
       120:   end
       121: 
       122: protected
  ===============================================================================
  E
  ===============================================================================
  Error: test_background_gradient_bottom_top(TestGruffBar): Magick::ImageMagickError: unable to read font `(null)' @ error/annotate.c/RenderFreetype/1127: `(null)'
  /home/lamby/temp/cdt.20160218111610.VMPm034k2Z/ruby-gruff-0.4.0/lib/gruff/base.rb:1111:in `get_type_metrics'
  /home/lamby/temp/cdt.20160218111610.VMPm034k2Z/ruby-gruff-0.4.0/lib/gruff/base.rb:1111:in `calculate_caps_height'
  /home/lamby/temp/cdt.20160218111610.VMPm034k2Z/ruby-gruff-0.4.0/lib/gruff/base.rb:522:in `setup_graph_measurements'
  /home/lamby/temp/cdt.20160218111610.VMPm034k2Z/ruby-gruff-0.4.0/lib/gruff/base.rb:484:in `setup_drawing'
  /home/lamby/temp/cdt.20160218111610.VMPm034k2Z/ruby-gruff-0.4.0/lib/gruff/base.rb:449:in `draw'
  /home/lamby/temp/cdt.20160218111610.VMPm034k2Z/ruby-gruff-0.4.0/lib/gruff/bar.rb:20:in `draw'
  /home/lamby/temp/cdt.20160218111610.VMPm034k2Z/ruby-gruff-0.4.0/lib/gruff/base.rb:423:in `write'
  /home/lamby/temp/cdt.20160218111610.VMPm034k2Z/ruby-gruff-0.4.0/test/gruff_test_case.rb:30:in `write'
  /home/lamby/temp/cdt.20160218111610.VMPm034k2Z/ruby-gruff-0.4.0/test/gruff_test_case.rb:114:in `write_test_file'
  /home/lamby/temp/cdt.20160218111610.VMPm034k2Z/ruby-gruff-0.4.0/test/test_bar.rb:325:in `test_background_gradient_bottom_top'
       322:       g.data(name, values)
       323:     end
       324:     g.minimum_value = 0
    => 325:     write_test_file(g, 'bar_background_gradient_bottom_top.png')
       326:   end
       327: 
       328:   def test_background_gradient_left_right

  [..]

The full build log is attached.


Regards,

-- 
      ,''`.
     : :'  :     Chris Lamb
     `. `'`      lamby at debian.org / chris-lamb.co.uk
       `-