projects.mako.cc - selectricity/blob - vendor/plugins/attachment_fu/test/geometry_test.rb

   1 require 'test/unit'
   2 require File.expand_path(File.join(File.dirname(__FILE__), '../lib/geometry')) unless Object.const_defined?(:Geometry)
   3
   4 class GeometryTest < Test::Unit::TestCase
   5   def test_should_resize
   6     assert_geometry 50, 64,
   7       "50x50"   => [39, 50],
   8       "60x60"   => [47, 60],
   9       "100x100" => [78, 100]
  10   end
  11
  12   def test_should_resize_no_width
  13     assert_geometry 50, 64,
  14       "x50"  => [39, 50],
  15       "x60"  => [47, 60],
  16       "x100" => [78, 100]
  17   end
  18
  19   def test_should_resize_no_height
  20     assert_geometry 50, 64,
  21       "50"  => [50, 64],
  22       "60"  => [60, 77],
  23       "100" => [100, 128]
  24   end
  25
  26   def test_should_resize_with_percent
  27     assert_geometry 50, 64,
  28       "50x50%"   => [25, 32],
  29       "60x60%"   => [30, 38],
  30       "120x112%" => [60, 72]
  31   end
  32
  33   def test_should_resize_with_percent_and_no_width
  34     assert_geometry 50, 64,
  35       "x50%"  => [50, 32],
  36       "x60%"  => [50, 38],
  37       "x112%" => [50, 72]
  38   end
  39
  40   def test_should_resize_with_percent_and_no_height
  41     assert_geometry 50, 64,
  42       "50%"  => [25, 32],
  43       "60%"  => [30, 38],
  44       "120%" => [60, 77]
  45   end
  46
  47   def test_should_resize_with_less
  48     assert_geometry 50, 64,
  49       "50x50<"   => [50, 64],
  50       "60x60<"   => [50, 64],
  51       "100x100<" => [78, 100],
  52       "100x112<" => [88, 112],
  53       "40x70<"   => [50, 64]
  54   end
  55
  56   def test_should_resize_with_less_and_no_width
  57     assert_geometry 50, 64,
  58       "x50<"  => [50, 64],
  59       "x60<"  => [50, 64],
  60       "x100<" => [78, 100]
  61   end
  62
  63   def test_should_resize_with_less_and_no_height
  64     assert_geometry 50, 64,
  65       "50<"  => [50, 64],
  66       "60<"  => [60, 77],
  67       "100<" => [100, 128]
  68   end
  69
  70   def test_should_resize_with_greater
  71     assert_geometry 50, 64,
  72       "50x50>"   => [39, 50],
  73       "60x60>"   => [47, 60],
  74       "100x100>" => [50, 64],
  75       "100x112>" => [50, 64],
  76       "40x70>"   => [40, 51]
  77   end
  78
  79   def test_should_resize_with_greater_and_no_width
  80     assert_geometry 50, 64,
  81       "x40>"  => [31, 40],
  82       "x60>"  => [47, 60],
  83       "x100>" => [50, 64]
  84   end
  85
  86   def test_should_resize_with_greater_and_no_height
  87     assert_geometry 50, 64,
  88       "40>"  => [40, 51],
  89       "60>"  => [50, 64],
  90       "100>" => [50, 64]
  91   end
  92
  93   protected
  94     def assert_geometry(width, height, values)
  95       values.each do |geo, result|
  96         # run twice to verify the Geometry string isn't modified after a run
  97         geo = Geometry.from_s(geo)
  98         2.times { assert_equal result, [width, height] / geo }
  99       end
 100     end
 101 end