Sha256: 8971977dfa07f2c901ce6824478ad745cc8a11d46d0a17c272e10c28af5dc656
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Size: 1.38 KB
Versions: 13
Compression:
Stored size: 1.38 KB
Contents
require 'minitest/autorun'
require 'rmagick'
class TmpnamTest < Minitest::Test
# test the @@_tmpnam_ class variable
# the count is incremented by Image::Info#texture=,
# ImageList::Montage#texture=, and Draw.composite
def test_tmpnam
tmpfiles = Dir[ENV['HOME'] + '/tmp/magick*'].length
texture = Magick::Image.read('granite:') { self.size = '20x20' }.first
info = Magick::Image::Info.new
# does not exist at first
assert_raise(NameError) { x = Magick._tmpnam_ }
info.texture = texture
# now it exists
assert_nothing_raised { x = Magick._tmpnam_ }
assert_equal(1, Magick._tmpnam_)
info.texture = texture
assert_equal(2, Magick._tmpnam_)
mon = Magick::ImageList::Montage.new
mon.texture = texture
assert_equal(3, Magick._tmpnam_)
mon.texture = texture
assert_equal(4, Magick._tmpnam_)
gc = Magick::Draw.new
gc.composite(0, 0, 20, 20, texture)
assert_equal(5, Magick._tmpnam_)
gc.composite(0, 0, 20, 20, texture)
assert_equal(6, Magick._tmpnam_)
tmpfiles2 = Dir[ENV['HOME'] + '/tmp/magick*'].length
# The 2nd montage texture deletes the first.
# The 2nd info texture deletes the first.
# Both composite images are still alive.
# Therefore only 4 tmp files are left.
#assert_equal(tmpfiles+4, tmpfiles2)
# 6.4.1-5 - only 1 tmpfile?
assert_equal(tmpfiles, tmpfiles2)
end
end
Version data entries
13 entries across 13 versions & 3 rubygems