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require './test/helper'
class ThumbnailTest < Test::Unit::TestCase
context "A Paperclip Tempfile" do
setup do
@tempfile = Paperclip::Tempfile.new(["file", ".jpg"])
end
should "have its path contain a real extension" do
assert_equal ".jpg", File.extname(@tempfile.path)
end
should "be a real Tempfile" do
assert @tempfile.is_a?(::Tempfile)
end
end
context "Another Paperclip Tempfile" do
setup do
@tempfile = Paperclip::Tempfile.new("file")
end
should "not have an extension if not given one" do
assert_equal "", File.extname(@tempfile.path)
end
should "still be a real Tempfile" do
assert @tempfile.is_a?(::Tempfile)
end
end
context "An image" do
setup do
@file = File.new(File.join(File.dirname(__FILE__), "fixtures", "5k.png"), 'rb')
end
teardown { @file.close }
[["600x600>", "434x66"],
["400x400>", "400x61"],
["32x32<", "434x66"]
].each do |args|
context "being thumbnailed with a geometry of #{args[0]}" do
setup do
@thumb = Paperclip::Thumbnail.new(@file, :geometry => args[0])
end
should "start with dimensions of 434x66" do
cmd = %Q[identify -format "%wx%h" "#{@file.path}"]
assert_equal "434x66", `#{cmd}`.chomp
end
should "report the correct target geometry" do
assert_equal args[0], @thumb.target_geometry.to_s
end
context "when made" do
setup do
@thumb_result = @thumb.make
end
should "be the size we expect it to be" do
cmd = %Q[identify -format "%wx%h" "#{@thumb_result.path}"]
assert_equal args[1], `#{cmd}`.chomp
end
end
end
end
context "being thumbnailed at 100x50 with cropping" do
setup do
@thumb = Paperclip::Thumbnail.new(@file, :geometry => "100x50#")
end
should "let us know when a command isn't found versus a processing error" do
old_path = ENV['PATH']
begin
ENV['PATH'] = ''
assert_raises(Paperclip::CommandNotFoundError) do
@thumb.make
end
ensure
ENV['PATH'] = old_path
end
end
should "report its correct current and target geometries" do
assert_equal "100x50#", @thumb.target_geometry.to_s
assert_equal "434x66", @thumb.current_geometry.to_s
end
should "report its correct format" do
assert_nil @thumb.format
end
should "have whiny turned on by default" do
assert @thumb.whiny
end
should "have convert_options set to nil by default" do
assert_equal nil, @thumb.convert_options
end
should "send the right command to convert when sent #make" do
Paperclip.expects(:run).with do |*arg|
arg[0] == 'convert' &&
arg[1] == ':source -resize "x50" -crop "100x50+114+0" +repage :dest' &&
arg[2][:source] == "#{File.expand_path(@thumb.file.path)}[0]"
end
@thumb.make
end
should "create the thumbnail when sent #make" do
dst = @thumb.make
assert_match /100x50/, `identify "#{dst.path}"`
end
end
context "being thumbnailed with source file options set" do
setup do
@thumb = Paperclip::Thumbnail.new(@file,
:geometry => "100x50#",
:source_file_options => "-strip")
end
should "have source_file_options value set" do
assert_equal ["-strip"], @thumb.source_file_options
end
should "send the right command to convert when sent #make" do
Paperclip.expects(:run).with do |*arg|
arg[0] == 'convert' &&
arg[1] == '-strip :source -resize "x50" -crop "100x50+114+0" +repage :dest' &&
arg[2][:source] == "#{File.expand_path(@thumb.file.path)}[0]"
end
@thumb.make
end
should "create the thumbnail when sent #make" do
dst = @thumb.make
assert_match /100x50/, `identify "#{dst.path}"`
end
context "redefined to have bad source_file_options setting" do
setup do
@thumb = Paperclip::Thumbnail.new(@file,
:geometry => "100x50#",
:source_file_options => "-this-aint-no-option")
end
should "error when trying to create the thumbnail" do
assert_raises(Paperclip::PaperclipError) do
@thumb.make
end
end
end
end
context "being thumbnailed with convert options set" do
setup do
@thumb = Paperclip::Thumbnail.new(@file,
:geometry => "100x50#",
:convert_options => "-strip -depth 8")
end
should "have convert_options value set" do
assert_equal %w"-strip -depth 8", @thumb.convert_options
end
should "send the right command to convert when sent #make" do
Paperclip.expects(:run).with do |*arg|
arg[0] == 'convert' &&
arg[1] == ':source -resize "x50" -crop "100x50+114+0" +repage -strip -depth 8 :dest' &&
arg[2][:source] == "#{File.expand_path(@thumb.file.path)}[0]"
end
@thumb.make
end
should "create the thumbnail when sent #make" do
dst = @thumb.make
assert_match /100x50/, `identify "#{dst.path}"`
end
context "redefined to have bad convert_options setting" do
setup do
@thumb = Paperclip::Thumbnail.new(@file,
:geometry => "100x50#",
:convert_options => "-this-aint-no-option")
end
should "error when trying to create the thumbnail" do
assert_raises(Paperclip::PaperclipError) do
@thumb.make
end
end
should "let us know when a command isn't found versus a processing error" do
old_path = ENV['PATH']
begin
ENV['PATH'] = ''
assert_raises(Paperclip::CommandNotFoundError) do
@thumb.make
end
ensure
ENV['PATH'] = old_path
end
end
end
end
context "being thumbnailed with a blank geometry string" do
setup do
@thumb = Paperclip::Thumbnail.new(@file,
:geometry => "",
:convert_options => "-gravity center -crop \"300x300+0-0\"")
end
should "not get resized by default" do
assert !@thumb.transformation_command.include?("-resize")
end
end
end
context "A multipage PDF" do
setup do
@file = File.new(File.join(File.dirname(__FILE__), "fixtures", "twopage.pdf"), 'rb')
end
teardown { @file.close }
should "start with two pages with dimensions 612x792" do
cmd = %Q[identify -format "%wx%h" "#{@file.path}"]
assert_equal "612x792"*2, `#{cmd}`.chomp
end
context "being thumbnailed at 100x100 with cropping" do
setup do
@thumb = Paperclip::Thumbnail.new(@file, :geometry => "100x100#", :format => :png)
end
should "report its correct current and target geometries" do
assert_equal "100x100#", @thumb.target_geometry.to_s
assert_equal "612x792", @thumb.current_geometry.to_s
end
should "report its correct format" do
assert_equal :png, @thumb.format
end
should "create the thumbnail when sent #make" do
dst = @thumb.make
assert_match /100x100/, `identify "#{dst.path}"`
end
end
end
context "An animated gif" do
setup do
@file = File.new(File.join(File.dirname(__FILE__), "fixtures", "animated.gif"), 'rb')
end
teardown { @file.close }
should "start with 12 frames with size 100x100" do
cmd = %Q[identify -format "%wx%h" "#{@file.path}"]
assert_equal "100x100"*12, `#{cmd}`.chomp
end
context "with static output" do
setup do
@thumb = Paperclip::Thumbnail.new(@file, :geometry => "50x50", :format => :jpg)
end
should "create the single frame thumbnail when sent #make" do
dst = @thumb.make
cmd = %Q[identify -format "%wx%h" "#{dst.path}"]
assert_equal "50x50", `#{cmd}`.chomp
end
end
context "with animated output format" do
setup do
@thumb = Paperclip::Thumbnail.new(@file, :geometry => "50x50", :format => :gif)
end
should "create the 12 frames thumbnail when sent #make" do
dst = @thumb.make
cmd = %Q[identify -format "%wx%h" "#{dst.path}"]
assert_equal "50x50"*12, `#{cmd}`.chomp
end
should "use the -coalesce option" do
assert_equal @thumb.transformation_command.first, "-coalesce"
end
end
context "with omitted output format" do
setup do
@thumb = Paperclip::Thumbnail.new(@file, :geometry => "50x50")
end
should "create the 12 frames thumbnail when sent #make" do
dst = @thumb.make
cmd = %Q[identify -format "%wx%h" "#{dst.path}"]
assert_equal "50x50"*12, `#{cmd}`.chomp
end
should "use the -coalesce option" do
assert_equal @thumb.transformation_command.first, "-coalesce"
end
end
context "with animated option set to false" do
setup do
@thumb = Paperclip::Thumbnail.new(@file, :geometry => "50x50", :animated => false)
end
should "output the gif format" do
dst = @thumb.make
cmd = %Q[identify "#{dst.path}"]
assert_match /GIF/, `#{cmd}`.chomp
end
should "create the single frame thumbnail when sent #make" do
dst = @thumb.make
cmd = %Q[identify -format "%wx%h" "#{dst.path}"]
assert_equal "50x50", `#{cmd}`.chomp
end
end
end
end