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require 'rubygems/test_case'
require 'rubygems/source'
class TestGemSourceInstalled < Gem::TestCase
def test_spaceship
a1 = quick_gem 'a', '1'
util_build_gem a1
remote = Gem::Source.new @gem_repo
specific = Gem::Source::SpecificFile.new a1.cache_file
installed = Gem::Source::Installed.new
local = Gem::Source::Local.new
assert_equal( 0, installed.<=>(installed), 'installed <=> installed')
assert_equal(-1, remote. <=>(installed), 'remote <=> installed')
assert_equal( 1, installed.<=>(remote), 'installed <=> remote')
assert_equal( 1, installed.<=>(local), 'installed <=> local')
assert_equal(-1, local. <=>(installed), 'local <=> installed')
assert_equal(-1, specific. <=>(installed), 'specific <=> installed')
assert_equal( 1, installed.<=>(specific), 'installed <=> specific')
end
end
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