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_no_height_with_x
  27     assert_geometry 50, 64,
  28       "50x"  => [50, 64],
  29       "60x"  => [60, 77],
  30       "100x" => [100, 128]
  31   end
  32
  33   def test_should_resize_with_percent
  34     assert_geometry 50, 64,
  35       "50x50%"   => [25, 32],
  36       "60x60%"   => [30, 38],
  37       "120x112%" => [60, 72]
  38   end
  39
  40   def test_should_resize_with_percent_and_no_width
  41     assert_geometry 50, 64,
  42       "x50%"  => [50, 32],
  43       "x60%"  => [50, 38],
  44       "x112%" => [50, 72]
  45   end
  46
  47   def test_should_resize_with_percent_and_no_height
  48     assert_geometry 50, 64,
  49       "50%"  => [25, 32],
  50       "60%"  => [30, 38],
  51       "120%" => [60, 77]
  52   end
  53
  54   def test_should_resize_with_less
  55     assert_geometry 50, 64,
  56       "50x50<"   => [50, 64],
  57       "60x60<"   => [50, 64],
  58       "100x100<" => [78, 100],
  59       "100x112<" => [88, 112],
  60       "40x70<"   => [50, 64]
  61   end
  62
  63   def test_should_resize_with_less_and_no_width
  64     assert_geometry 50, 64,
  65       "x50<"  => [50, 64],
  66       "x60<"  => [50, 64],
  67       "x100<" => [78, 100]
  68   end
  69
  70   def test_should_resize_with_less_and_no_height
  71     assert_geometry 50, 64,
  72       "50<"  => [50, 64],
  73       "60<"  => [60, 77],
  74       "100<" => [100, 128]
  75   end
  76
  77   def test_should_resize_with_greater
  78     assert_geometry 50, 64,
  79       "50x50>"   => [39, 50],
  80       "60x60>"   => [47, 60],
  81       "100x100>" => [50, 64],
  82       "100x112>" => [50, 64],
  83       "40x70>"   => [40, 51]
  84   end
  85
  86   def test_should_resize_with_greater_and_no_width
  87     assert_geometry 50, 64,
  88       "x40>"  => [31, 40],
  89       "x60>"  => [47, 60],
  90       "x100>" => [50, 64]
  91   end
  92
  93   def test_should_resize_with_greater_and_no_height
  94     assert_geometry 50, 64,
  95       "40>"  => [40, 51],
  96       "60>"  => [50, 64],
  97       "100>" => [50, 64]
  98   end
  99
 100   protected
 101     def assert_geometry(width, height, values)
 102       values.each do |geo, result|
 103         # run twice to verify the Geometry string isn't modified after a run
 104         geo = Geometry.from_s(geo)
 105         2.times { assert_equal result, [width, height] / geo }
 106       end
 107     end
 108 end