[ruby/open3] Use RbConfig's 'host_os'

RUBY_PLATFORM on JRuby is always 'java' so it does not indicate
the host OS.

https://github.com/ruby/open3/commit/d2308040e6
This commit is contained in:
Charles Oliver Nutter 2021-09-30 10:42:01 -05:00 committed by Hiroshi SHIBATA
parent eb06b37c46
commit 080169147e
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@ -95,7 +95,7 @@ class TestOpen3 < Test::Unit::TestCase
end
def test_numeric_file_descriptor3
skip "passing FDs bigger than 2 is not supported on Windows" if /mswin|mingw/ =~ RUBY_PLATFORM
skip "passing FDs bigger than 2 is not supported on Windows" if /mswin|mingw/ =~ RbConfig::CONFIG['host_os']
with_pipe {|r, w|
Open3.popen3(RUBY, '-e', 'IO.open(3).puts "foo"', 3 => w) {|i,o,e,t|
assert_equal("foo\n", r.gets, "[GH-808] [ruby-core:67347] [Bug #10699]")