--- /dev/null
+require File.dirname(__FILE__) + '/abstract_unit'
+require 'RMagick'
+require File.dirname(__FILE__) + '/fixtures/entry'
+
+
+class AbstractRMagickTest < Test::Unit::TestCase
+ def teardown
+ FileUtils.rm_rf File.dirname(__FILE__)+"/public/entry/"
+ end
+
+ def test_truth
+ assert true
+ end
+
+ private
+
+ def read_image(path)
+ Magick::Image::read(path).first
+ end
+
+ def assert_max_image_size(img, s)
+ assert img.columns <= s, "img has #{img.columns} columns, expected: #{s}"
+ assert img.rows <= s, "img has #{img.rows} rows, expected: #{s}"
+ assert_equal s, [img.columns, img.rows].max
+ end
+end
+
+class RMagickSimpleTest < AbstractRMagickTest
+ def setup
+ Entry.file_column :image, :magick => { :geometry => "100x100" }
+ end
+
+ def test_simple_resize_without_save
+ e = Entry.new
+ e.image = upload(f("kerb.jpg"))
+
+ img = read_image(e.image)
+ assert_max_image_size img, 100
+ end
+
+ def test_simple_resize_with_save
+ e = Entry.new
+ e.image = upload(f("kerb.jpg"))
+ assert e.save
+ e.reload
+
+ img = read_image(e.image)
+ assert_max_image_size img, 100
+ end
+
+ def test_resize_on_saved_image
+ Entry.file_column :image, :magick => { :geometry => "100x100" }
+
+ e = Entry.new
+ e.image = upload(f("skanthak.png"))
+ assert e.save
+ e.reload
+ old_path = e.image
+
+ e.image = upload(f("kerb.jpg"))
+ assert e.save
+ assert "kerb.jpg", File.basename(e.image)
+ assert !File.exists?(old_path), "old image '#{old_path}' still exists"
+
+ img = read_image(e.image)
+ assert_max_image_size img, 100
+ end
+
+ def test_invalid_image
+ e = Entry.new
+ assert_nothing_raised { e.image = upload(f("invalid-image.jpg")) }
+ assert !e.valid?
+ end
+
+ def test_serializable
+ e = Entry.new
+ e.image = upload(f("skanthak.png"))
+ assert_nothing_raised {
+ flash = Marshal.dump(e)
+ e = Marshal.load(flash)
+ }
+ assert File.exists?(e.image)
+ end
+
+ def test_imagemagick_still_usable
+ e = Entry.new
+ assert_nothing_raised {
+ img = e.load_image_with_rmagick(file_path("skanthak.png"))
+ assert img.kind_of?(Magick::Image)
+ }
+ end
+end
+
+class RMagickRequiresImageTest < AbstractRMagickTest
+ def setup
+ Entry.file_column :image, :magick => {
+ :size => "100x100>",
+ :image_required => false,
+ :versions => {
+ :thumb => "80x80>",
+ :large => {:size => "200x200>", :lazy => true}
+ }
+ }
+ end
+
+ def test_image_required_with_image
+ e = Entry.new(:image => upload(f("skanthak.png")))
+ assert_max_image_size read_image(e.image), 100
+ assert e.valid?
+ end
+
+ def test_image_required_with_invalid_image
+ e = Entry.new(:image => upload(f("invalid-image.jpg")))
+ assert e.valid?, "did not ignore invalid image"
+ assert FileUtils.identical?(e.image, f("invalid-image.jpg")), "uploaded file has not been left alone"
+ end
+
+ def test_versions_with_invalid_image
+ e = Entry.new(:image => upload(f("invalid-image.jpg")))
+ assert e.valid?
+
+ image_state = e.send(:image_state)
+ assert_nil image_state.create_magick_version_if_needed(:thumb)
+ assert_nil image_state.create_magick_version_if_needed(:large)
+ assert_nil image_state.create_magick_version_if_needed("300x300>")
+ end
+end
+
+class RMagickCustomAttributesTest < AbstractRMagickTest
+ def assert_image_property(img, property, value, text = nil)
+ assert File.exists?(img), "the image does not exist"
+ assert_equal value, read_image(img).send(property), text
+ end
+
+ def test_simple_attributes
+ Entry.file_column :image, :magick => { :attributes => { :quality => 20 } }
+ e = Entry.new("image" => upload(f("kerb.jpg")))
+ assert_image_property e.image, :quality, 20, "the quality was not set"
+ end
+
+ def test_version_attributes
+ Entry.file_column :image, :magick => {
+ :versions => {
+ :thumb => { :attributes => { :quality => 20 } }
+ }
+ }
+ e = Entry.new("image" => upload(f("kerb.jpg")))
+ assert_image_property e.image("thumb"), :quality, 20, "the quality was not set"
+ end
+
+ def test_lazy_attributes
+ Entry.file_column :image, :magick => {
+ :versions => {
+ :thumb => { :attributes => { :quality => 20 }, :lazy => true }
+ }
+ }
+ e = Entry.new("image" => upload(f("kerb.jpg")))
+ e.send(:image_state).create_magick_version_if_needed(:thumb)
+ assert_image_property e.image("thumb"), :quality, 20, "the quality was not set"
+ end
+end
+
+class RMagickVersionsTest < AbstractRMagickTest
+ def setup
+ Entry.file_column :image, :magick => {:geometry => "200x200",
+ :versions => {
+ :thumb => "50x50",
+ :medium => {:geometry => "100x100", :name => "100_100"},
+ :large => {:geometry => "150x150", :lazy => true}
+ }
+ }
+ end
+
+
+ def test_should_create_thumb
+ e = Entry.new("image" => upload(f("skanthak.png")))
+
+ assert File.exists?(e.image("thumb")), "thumb-nail not created"
+
+ assert_max_image_size read_image(e.image("thumb")), 50
+ end
+
+ def test_version_name_can_be_different_from_key
+ e = Entry.new("image" => upload(f("skanthak.png")))
+
+ assert File.exists?(e.image("100_100"))
+ assert !File.exists?(e.image("medium"))
+ end
+
+ def test_should_not_create_lazy_versions
+ e = Entry.new("image" => upload(f("skanthak.png")))
+ assert !File.exists?(e.image("large")), "lazy versions should not be created unless needed"
+ end
+
+ def test_should_create_lazy_version_on_demand
+ e = Entry.new("image" => upload(f("skanthak.png")))
+
+ e.send(:image_state).create_magick_version_if_needed(:large)
+
+ assert File.exists?(e.image("large")), "lazy version should be created on demand"
+
+ assert_max_image_size read_image(e.image("large")), 150
+ end
+
+ def test_generated_name_should_not_change
+ e = Entry.new("image" => upload(f("skanthak.png")))
+
+ name1 = e.send(:image_state).create_magick_version_if_needed("50x50")
+ name2 = e.send(:image_state).create_magick_version_if_needed("50x50")
+ name3 = e.send(:image_state).create_magick_version_if_needed(:geometry => "50x50")
+ assert_equal name1, name2, "hash value has changed"
+ assert_equal name1, name3, "hash value has changed"
+ end
+
+ def test_should_create_version_with_string
+ e = Entry.new("image" => upload(f("skanthak.png")))
+
+ name = e.send(:image_state).create_magick_version_if_needed("32x32")
+
+ assert File.exists?(e.image(name))
+
+ assert_max_image_size read_image(e.image(name)), 32
+ end
+
+ def test_should_create_safe_auto_id
+ e = Entry.new("image" => upload(f("skanthak.png")))
+
+ name = e.send(:image_state).create_magick_version_if_needed("32x32")
+
+ assert_match /^[a-zA-Z0-9]+$/, name
+ end
+end
+
+class RMagickCroppingTest < AbstractRMagickTest
+ def setup
+ Entry.file_column :image, :magick => {:geometry => "200x200",
+ :versions => {
+ :thumb => {:crop => "1:1", :geometry => "50x50"}
+ }
+ }
+ end
+
+ def test_should_crop_image_on_upload
+ e = Entry.new("image" => upload(f("skanthak.png")))
+
+ img = read_image(e.image("thumb"))
+
+ assert_equal 50, img.rows
+ assert_equal 50, img.columns
+ end
+
+end
+
+class UrlForImageColumnTest < AbstractRMagickTest
+ include FileColumnHelper
+
+ def setup
+ Entry.file_column :image, :magick => {
+ :versions => {:thumb => "50x50"}
+ }
+ @request = RequestMock.new
+ end
+
+ def test_should_use_version_on_symbol_option
+ e = Entry.new(:image => upload(f("skanthak.png")))
+
+ url = url_for_image_column(e, "image", :thumb)
+ assert_match %r{^/entry/image/tmp/.+/thumb/skanthak.png$}, url
+ end
+
+ def test_should_use_string_as_size
+ e = Entry.new(:image => upload(f("skanthak.png")))
+
+ url = url_for_image_column(e, "image", "50x50")
+
+ assert_match %r{^/entry/image/tmp/.+/.+/skanthak.png$}, url
+
+ url =~ /\/([^\/]+)\/skanthak.png$/
+ dirname = $1
+
+ assert_max_image_size read_image(e.image(dirname)), 50
+ end
+
+ def test_should_accept_version_hash
+ e = Entry.new(:image => upload(f("skanthak.png")))
+
+ url = url_for_image_column(e, "image", :size => "50x50", :crop => "1:1", :name => "small")
+
+ assert_match %r{^/entry/image/tmp/.+/small/skanthak.png$}, url
+
+ img = read_image(e.image("small"))
+ assert_equal 50, img.rows
+ assert_equal 50, img.columns
+ end
+end
+
+class RMagickPermissionsTest < AbstractRMagickTest
+ def setup
+ Entry.file_column :image, :magick => {:geometry => "200x200",
+ :versions => {
+ :thumb => {:crop => "1:1", :geometry => "50x50"}
+ }
+ }, :permissions => 0616
+ end
+
+ def check_permissions(e)
+ assert_equal 0616, (File.stat(e.image).mode & 0777)
+ assert_equal 0616, (File.stat(e.image("thumb")).mode & 0777)
+ end
+
+ def test_permissions_with_rmagick
+ e = Entry.new(:image => upload(f("skanthak.png")))
+
+ check_permissions e
+
+ assert e.save
+
+ check_permissions e
+ end
+end
+
+class Entry
+ def transform_grey(img)
+ img.quantize(256, Magick::GRAYColorspace)
+ end
+end
+
+class RMagickTransformationTest < AbstractRMagickTest
+ def assert_transformed(image)
+ assert File.exists?(image), "the image does not exist"
+ assert 256 > read_image(image).number_colors, "the number of colors was not changed"
+ end
+
+ def test_simple_transformation
+ Entry.file_column :image, :magick => { :transformation => Proc.new { |image| image.quantize(256, Magick::GRAYColorspace) } }
+ e = Entry.new("image" => upload(f("skanthak.png")))
+ assert_transformed(e.image)
+ end
+
+ def test_simple_version_transformation
+ Entry.file_column :image, :magick => {
+ :versions => { :thumb => Proc.new { |image| image.quantize(256, Magick::GRAYColorspace) } }
+ }
+ e = Entry.new("image" => upload(f("skanthak.png")))
+ assert_transformed(e.image("thumb"))
+ end
+
+ def test_complex_version_transformation
+ Entry.file_column :image, :magick => {
+ :versions => {
+ :thumb => { :transformation => Proc.new { |image| image.quantize(256, Magick::GRAYColorspace) } }
+ }
+ }
+ e = Entry.new("image" => upload(f("skanthak.png")))
+ assert_transformed(e.image("thumb"))
+ end
+
+ def test_lazy_transformation
+ Entry.file_column :image, :magick => {
+ :versions => {
+ :thumb => { :transformation => Proc.new { |image| image.quantize(256, Magick::GRAYColorspace) }, :lazy => true }
+ }
+ }
+ e = Entry.new("image" => upload(f("skanthak.png")))
+ e.send(:image_state).create_magick_version_if_needed(:thumb)
+ assert_transformed(e.image("thumb"))
+ end
+
+ def test_simple_callback_transformation
+ Entry.file_column :image, :magick => :transform_grey
+ e = Entry.new(:image => upload(f("skanthak.png")))
+ assert_transformed(e.image)
+ end
+
+ def test_complex_callback_transformation
+ Entry.file_column :image, :magick => { :transformation => :transform_grey }
+ e = Entry.new(:image => upload(f("skanthak.png")))
+ assert_transformed(e.image)
+ end
+end
projects / rails.git / blobdiff