test_modify.rb in free-image-0.7.0

- old
+ new
@@ -1,59 +1,76 @@
-# encoding: UTF-8
-
-require './test_helper'
-require 'test/unit'
-
-class ModifyTest < Test::Unit::TestCase
-  def test_copy
-    bitmap1 = FreeImage::Bitmap.open(image_path('sample.png'))
-    bitmap2 = bitmap1.copy(0, 0, 50, 60)
-
-    assert_kind_of(FreeImage::Bitmap, bitmap2)
-    assert_equal(50, bitmap2.width)
-    assert_equal(60, bitmap2.height)
-  end
-
-  def test_expand_canvas
-    bitmap = FreeImage::Bitmap.open(image_path('sample.png'))
-    color = FreeImage::RGBQuad.create(15, 30, 45)
-
-    result = bitmap.enlarge_canvas(1, 1, 1, 1, color)
-    assert_kind_of(FreeImage::Bitmap, result)
-  end
-
-  def test_fill_background
-    bitmap = FreeImage::Bitmap.open(image_path('sample.png'))
-    color = FreeImage::RGBQuad.create(15, 30, 45)
-
-    result = bitmap.fill_background!(color)
-    assert(result)
-  end
-
-  def test_paste
-    bitmap1 = FreeImage::Bitmap.open(image_path('sample.png'))
-    bitmap2 = FreeImage::Bitmap.open(image_path('sample.png'))
-    result = bitmap1.paste!(bitmap2, 0, 0, 0.5)
-
-    assert_kind_of(TrueClass, result)
-    assert_equal(240, bitmap2.width)
-    assert_equal(215, bitmap2.height)
-  end
-
-  def test_rescale
-    bitmap1 = FreeImage::Bitmap.open(image_path('sample.png'))
-    bitmap2 = bitmap1.rescale(120, 100, :box)
-
-    assert_kind_of(FreeImage::Bitmap, bitmap2)
-    assert_equal(120, bitmap2.width)
-    assert_equal(100, bitmap2.height)
-  end
-
-  def test_thumbnail
-    bitmap1 = FreeImage::Bitmap.open(image_path('sample.png'))
-    bitmap2 = bitmap1.make_thumbnail(100)
-
-    assert_kind_of(FreeImage::Bitmap, bitmap2)
-    assert_equal(100, bitmap2.width)
-    assert_equal(90, bitmap2.height)
-  end
+# encoding: UTF-8
+require File.join(File.dirname(__FILE__),'test_helper')
+require 'test/unit'
+
+class ModifyTest < Test::Unit::TestCase
+  def test_copy
+    bitmap1 = FreeImage::Bitmap.open(image_path('sample.png'))
+    bitmap2 = bitmap1.copy(0, 0, 50, 60)
+
+    assert_kind_of(FreeImage::Bitmap, bitmap2)
+    assert_equal(50, bitmap2.width)
+    assert_equal(60, bitmap2.height)
+  end
+
+  def test_expand_canvas
+    bitmap = FreeImage::Bitmap.open(image_path('sample.png'))
+    color = FreeImage::RGBQuad.create(15, 30, 45)
+
+    result = bitmap.enlarge_canvas(1, 1, 1, 1, color)
+    assert_kind_of(FreeImage::Bitmap, result)
+  end
+
+  def test_fill_background
+    bitmap = FreeImage::Bitmap.open(image_path('sample.png'))
+    color = FreeImage::RGBQuad.create(15, 30, 45)
+
+    result = bitmap.fill_background!(color)
+    assert(result)
+  end
+
+  def test_paste
+    bitmap1 = FreeImage::Bitmap.open(image_path('sample.png'))
+    bitmap2 = FreeImage::Bitmap.open(image_path('sample.png'))
+    result = bitmap1.paste!(bitmap2, 0, 0, 0.5)
+
+    assert_kind_of(TrueClass, result)
+    assert_equal(240, bitmap2.width)
+    assert_equal(215, bitmap2.height)
+  end
+
+  def test_rescale
+    bitmap1 = FreeImage::Bitmap.open(image_path('sample.png'))
+    bitmap2 = bitmap1.rescale(120, 100, :box)
+
+    assert_kind_of(FreeImage::Bitmap, bitmap2)
+    assert_equal(120, bitmap2.width)
+    assert_equal(100, bitmap2.height)
+  end
+
+  def test_thumbnail
+    bitmap1 = FreeImage::Bitmap.open(image_path('sample.png'))
+    bitmap2 = bitmap1.make_thumbnail(100)
+
+    assert_kind_of(FreeImage::Bitmap, bitmap2)
+    assert_equal(100, bitmap2.width)
+    assert_equal(90, bitmap2.height)
+  end
+
+  def test_composite
+    image = FreeImage::Bitmap.open(image_path('sample.png'))
+    color = FreeImage::RGBQuad.create(0, 255, 0, 0)
+    composite = image.composite_with_color(color)
+    assert(composite)
+  end
+
+  def test_composite_with_color
+    image = FreeImage::Bitmap.open(image_path('sample.png'))
+
+    # Get background that is 24 bits and the same size as the original image
+    background = FreeImage::Bitmap.open(image_path('gradient.png'))
+    background = background.rescale(image.width, image.height, :box)
+
+    composite = image.composite(background)
+    assert(composite)
+  end
 end
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