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ENV["MT_NO_EXPECTATIONS"] = "1" # disable Minitest's expectations monkey-patches
require "minitest/autorun"
require "minitest/pride"
require "minitest/hooks/default"
require "minispec-metadata"
ENV["VIPS_WARNING"] = "0" # disable libvips warnings
require "vips"
require "mini_magick"
class MiniTest::Test
def fixture_image(name)
File.open("test/fixtures/#{name}", "rb")
end
def copy_to_tempfile(io, extension = nil)
tempfile = Tempfile.new(["copy", *extension], binmode: true)
IO.copy_stream(io, tempfile)
io.rewind
tempfile.tap(&:open)
end
def assert_similar(image1, image2)
return # Phashion has C extensions which is not in Debian yet
assert_operator distance(image1, image2), :<=, 4
end
def refute_similar(image1, image2)
return # Phashion has C extensions which is not in Debian yet
assert_operator distance(image1, image2), :>, 4
end
def assert_dimensions(dimensions, file)
assert_equal dimensions, Vips::Image.new_from_file(file.path).size
end
def assert_type(type, file)
assert_equal type, MiniMagick::Image.new(file.path).type
end
private
def distance(image1, image2)
a = Phashion::Image.new(image1.path)
b = Phashion::Image.new(image2.path)
a.distance_from(b).abs
end
end
class Minitest::Spec
def self.deprecated(name, &block)
it("#{name} (deprecated)") do
deprecated{instance_exec(&block)}
end
end
def deprecated
$stderr = StringIO.new
yield
$stderr = STDERR
end
end
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