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Bug #15285 » test.rb

jhawthorn (John Hawthorn), 11/19/2018 10:41 PM

 
puts RUBY_VERSION


def test_args(input, method)
print " args "
begin
l = lambda {|a,b| }
ret = input.send(method, &l)
puts "✅"
rescue => e
puts "💣 " + e.message
end
end

def _test_return(input, method)
l = lambda {|*| return :block }
input.send(method, &l)
return :lambda
end

def test_return(input, method)
print " return "
case _test_return(input, method)
when :lambda
puts "✅ lambda return semantics"
when :block
puts "❌ block return semantics"
end
end

input = [[1,2]]

puts "Array#map"
test_args(input, :map)
test_return(input, :map)

puts "Enumerable#map"
test_args(input.map, :map)
test_return(input.map, :map)

puts "Array#each"
test_args(input, :each)
test_return(input, :each)

puts "Array#map!"
test_args(input.dup, :map!)
test_return(input.dup, :map!)
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