Sha256: 3c2d16cb8a910fdc594028438e9072d59adbc80457de2889ae7c27a40586f78d
Contents?: true
Size: 1.4 KB
Versions: 53
Compression:
Stored size: 1.4 KB
Contents
def image_properties(image)
if image.is_a?(Tempfile)
tempfile = image
else
tempfile = Tempfile.new('image')
tempfile.binmode
tempfile.write(image.is_a?(Dragonfly::TempObject) ? image.data : image)
tempfile.close
end
details = `identify #{tempfile.path}`
# example of details string:
# myimage.png PNG 200x100 200x100+0+0 8-bit DirectClass 31.2kb
filename, format, geometry, geometry_2, depth, image_class, size = details.split(' ')
width, height = geometry.split('x')
{
:filename => filename,
:format => format.downcase,
:width => width,
:height => height,
:depth => depth,
:image_class => image_class,
:size => size
}
end
RSpec::Matchers.define :have_width do |width|
match do |given|
width.should === image_properties(given)[:width].to_i
end
end
RSpec::Matchers.define :have_height do |height|
match do |given|
height.should === image_properties(given)[:height].to_i
end
end
RSpec::Matchers.define :have_format do |format|
match do |given|
image_properties(given)[:format].should == format
end
end
RSpec::Matchers.define :have_size do |size|
match do |given|
image_properties(given)[:size].should == size
end
end
RSpec::Matchers.define :equal_image do |other|
match do |given|
image_data = given.open.read
other_image_data = other.open.read
given.close
other.close
image_data == other_image_data
end
end
Version data entries
53 entries across 53 versions & 2 rubygems