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module Maxitest
module Helpers
module InstanceMethods
def with_env(env)
_synchronize do
old = ENV.to_h
env.each { |k, v| ENV[k.to_s] = v }
yield
ensure
ENV.replace old
end
end
# stripped down version of capture_io
def capture_stdout
_synchronize do
begin
captured_stdout = StringIO.new
orig_stdout = $stdout
$stdout = captured_stdout
yield
return captured_stdout.string
ensure
$stdout = orig_stdout
end
end
end
# stripped down version of capture_io
def capture_stderr
_synchronize do
begin
captured_stderr = StringIO.new
orig_stderr = $stderr
$stderr = captured_stderr
yield
return captured_stderr.string
ensure
$stderr = orig_stderr
end
end
end
end
module ClassMethods
def with_env(env)
around { |t| with_env(env, &t) }
end
end
end
end
Minitest::Test.send(:include, Maxitest::Helpers::InstanceMethods)
Minitest::Test.send(:extend, Maxitest::Helpers::ClassMethods)
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