factoring out shared example group

This commit is contained in:
Donald Ball 2008-11-25 14:27:14 -06:00
parent 99fc9db75c
commit 0b40e0019d

View File

@ -6,14 +6,8 @@ describe Zoomifier do
Zoomifier.should respond_to(:zoomify) Zoomifier.should respond_to(:zoomify)
end end
describe "On a 1024x768 JPEG file" do describe "all images", :shared => true do
before(:all) do before(:all) do
@input = File.dirname(__FILE__) + '/data/1024x768.jpg'
@output = File.dirname(__FILE__) + '/data/1024x768/'
@tiles = %w[0-0-0.jpg 1-1-1.jpg 2-1-0.jpg 2-2-1.jpg 2-3-2.jpg
1-0-0.jpg 2-0-0.jpg 2-1-1.jpg 2-2-2.jpg
1-0-1.jpg 2-0-1.jpg 2-1-2.jpg 2-3-0.jpg
1-1-0.jpg 2-0-2.jpg 2-2-0.jpg 2-3-1.jpg]
FileUtils.rm_rf(@output) FileUtils.rm_rf(@output)
Zoomifier::zoomify(@input) Zoomifier::zoomify(@input)
end end
@ -27,35 +21,33 @@ describe Zoomifier do
end end
it "should create the image properties file" do it "should create the image properties file" do
File.file?(@output + '/ImageProperties.xml').should be_true File.file?(@output + 'ImageProperties.xml').should be_true
end end
it "should create a tile group directory" do it "should create the tiles" do
File.directory?(@output + '/TileGroup0/').should be_true tiles = Dir.glob(@output + 'TileGroup*/*.jpg')
tiles.sort.should == @tiles.map {|file| @output + file }.sort
end end
it "should create the tiled images" do it "should create tiles of 256x256 or less" do
tile_images = Dir.entries(@output + '/TileGroup0/').reject {|f| f.match(/^\./)} @tiles.each do |file|
tile_images.sort.should == @tiles.sort image = Magick::Image.read(@output + file).first
tile_images.each do |file|
image = Magick::Image.read(@output + '/TileGroup0/' + file).first
image.rows.should <= 256 image.rows.should <= 256
image.columns.should <= 256 image.columns.should <= 256
end end
end end
it "should not recreate the tiles if the image date precedes them" do it "should not recreate the tiles if the image date precedes them" do
old_timestamps = timestamps(@output) old_timestamps = timestamps
sleep(1) sleep(1)
Zoomifier::zoomify(@input) Zoomifier::zoomify(@input)
new_timestamps = timestamps(@output) old_timestamps.should == timestamps
old_timestamps.should == new_timestamps
end end
def timestamps(dir) def timestamps
timestamps = {} timestamps = {}
['/ImageProperties.xml', '/TileGroup0/*.jpg'].each do |pattern| ['ImageProperties.xml', 'TileGroup*/*.jpg'].each do |pattern|
Dir.glob(dir + pattern) do |filename| Dir.glob(@output + pattern) do |filename|
timestamps[filename] = File.mtime(filename) timestamps[filename] = File.mtime(filename)
end end
end end
@ -63,6 +55,21 @@ describe Zoomifier do
end end
end end
describe "On a 1024x768 JPEG file" do
before(:all) do
@input = File.dirname(__FILE__) + '/data/1024x768.jpg'
@output = File.dirname(__FILE__) + '/data/1024x768/'
@tiles = %w[0-0-0.jpg 1-1-1.jpg 2-1-0.jpg 2-2-1.jpg 2-3-2.jpg
1-0-0.jpg 2-0-0.jpg 2-1-1.jpg 2-2-2.jpg
1-0-1.jpg 2-0-1.jpg 2-1-2.jpg 2-3-0.jpg
1-1-0.jpg 2-0-2.jpg 2-2-0.jpg 2-3-1.jpg].map do |file|
'TileGroup0/' + file
end
end
it_should_behave_like "all images"
end
describe "On a 2973x2159 JPEG file" do describe "On a 2973x2159 JPEG file" do
before(:all) do before(:all) do
@input = File.dirname(__FILE__) + '/data/2973x2159.jpg' @input = File.dirname(__FILE__) + '/data/2973x2159.jpg'
@ -98,35 +105,11 @@ describe Zoomifier do
3-2-3.jpg 4-1-5.jpg 4-3-0.jpg 4-6-4.jpg 4-9-8.jpg 3-2-3.jpg 4-1-5.jpg 4-3-0.jpg 4-6-4.jpg 4-9-8.jpg
3-2-4.jpg 4-1-6.jpg 4-3-1.jpg 4-6-5.jpg 3-2-4.jpg 4-1-6.jpg 4-3-1.jpg 4-6-5.jpg
3-3-0.jpg 4-1-7.jpg 4-3-2.jpg 4-6-6.jpg 3-3-0.jpg 4-1-7.jpg 4-3-2.jpg 4-6-6.jpg
3-3-1.jpg 4-1-8.jpg 4-3-3.jpg 4-6-7.jpg] 3-3-1.jpg 4-1-8.jpg 4-3-3.jpg 4-6-7.jpg].map do |file|
FileUtils.rm_rf(@output) 'TileGroup0/' + file
Zoomifier::zoomify(@input)
end
after(:all) do
FileUtils.rm_rf(@output)
end
it "should create the output directory" do
File.directory?(@output).should be_true
end
it "should create the image properties file" do
File.file?(@output + '/ImageProperties.xml').should be_true
end
it "should create a tile group directory" do
File.directory?(@output + '/TileGroup0/').should be_true
end
it "should create the tiled images" do
tile_images = Dir.entries(@output + '/TileGroup0/').reject {|f| f.match(/^\./)}
tile_images.sort.should == @tiles.sort
tile_images.each do |file|
image = Magick::Image.read(@output + '/TileGroup0/' + file).first
image.rows.should <= 256
image.columns.should <= 256
end end
end end
it_should_behave_like "all images"
end end
end end