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require 'rubygems/test_case'
require 'rubygems'
require 'fileutils'
class TestGemPathSupport < Gem::TestCase
def setup
super
ENV["GEM_HOME"] = @tempdir
ENV["GEM_PATH"] = [@tempdir, "something"].join(File::PATH_SEPARATOR)
end
def test_initialize
ps = Gem::PathSupport.new
assert_equal ENV["GEM_HOME"], ps.home
expected = util_path
assert_equal expected, ps.path, "defaults to GEM_PATH"
end
def test_initialize_home
ps = Gem::PathSupport.new "GEM_HOME" => "#{@tempdir}/foo"
expected = File.join(@tempdir, "foo")
assert_equal expected, ps.home
assert_equal [expected, *util_path], ps.path
end
if defined?(File::ALT_SEPARATOR) and File::ALT_SEPARATOR
def test_initialize_home_normalize
alternate = @tempdir.gsub(File::SEPARATOR, File::ALT_SEPARATOR)
ps = Gem::PathSupport.new "GEM_HOME" => alternate
assert_equal @tempdir, ps.home, "normalize values"
end
end
def test_initialize_path
ps = Gem::PathSupport.new "GEM_PATH" => %W[#{@tempdir}/foo #{@tempdir}/bar]
assert_equal ENV["GEM_HOME"], ps.home
expected = [
ENV["GEM_HOME"],
File.join(@tempdir, 'foo'),
File.join(@tempdir, 'bar'),
]
assert_equal expected, ps.path
end
def test_initialize_home_path
ps = Gem::PathSupport.new("GEM_HOME" => "#{@tempdir}/foo",
"GEM_PATH" => %W[#{@tempdir}/foo #{@tempdir}/bar])
assert_equal File.join(@tempdir, "foo"), ps.home
expected = [File.join(@tempdir, 'foo'), File.join(@tempdir, 'bar')]
assert_equal expected, ps.path
end
def test_path_equals
ps = Gem::PathSupport.new
ps.send :path=, ['a', 'b']
assert_equal [@tempdir, 'a', 'b'], ps.path
end
def test_path_equals_empty
ps = Gem::PathSupport.new
ps.send :path=, nil
assert_equal [@tempdir, 'something'], ps.path
end
def test_path_equals_empty_no_GEM_PATH
ENV.delete 'GEM_PATH'
ps = Gem::PathSupport.new
ps.send :path=, nil
assert_equal [@tempdir, *Gem.default_path], ps.path
end
def util_path
ENV["GEM_PATH"].split(File::PATH_SEPARATOR)
end
end
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