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require 'test/unit'
require 'envutil.rb'
class TestCase < Test::Unit::TestCase
def test_case
case 5
when 1, 2, 3, 4, 6, 7, 8
assert(false)
when 5
assert(true)
end
case 5
when 5
assert(true)
when 1..10
assert(false)
end
case 5
when 1..10
assert(true)
else
assert(false)
end
case 5
when 5
assert(true)
else
assert(false)
end
case "foobar"
when /^f.*r$/
assert(true)
else
assert(false)
end
case
when true
assert(true)
when false, nil
assert(false)
else
assert(false)
end
end
def test_deoptimization
assert_in_out_err(['-e', <<-EOS], '', %w[42], [])
class Symbol; def ===(o); p 42; true; end; end; case :foo; when :foo; end
EOS
assert_in_out_err(['-e', <<-EOS], '', %w[42], [])
class Fixnum; def ===(o); p 42; true; end; end; case 1; when 1; end
EOS
end
end
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