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# frozen_string_literal: true
require 'fakefs/safe'
# explicitly required, as it's not required by default, so tests don't depend on whether it was loaded
require 'fakefs/flockable_file'
require 'maxitest/autorun'
module Minitest
class Test
# Minitest::Test#diff needs to write to the filesystem in order to produce
# the nice diffs we see when a test fails. For this to work it needs to
# access the real filesystem.
def diff(expected, actual)
act_on_real_fs { super(expected, actual) }
end
def act_on_real_fs(&block)
FakeFS.without(&block)
end
def capture_stderr
real_stderr, $stderr = $stderr, StringIO.new
# force FileUtils to use our stderr
RealFileUtils.instance_variable_set('@fileutils_output', $stderr)
yield
$stderr.string
ensure
$stderr = real_stderr
# restore FileUtils stderr
RealFileUtils.instance_variable_set('@fileutils_output', $stderr)
end
def real_file_sandbox(path = nil)
base_path = real_file_sandbox_path
path ? File.join(base_path, path) : base_path
end
def real_file_sandbox_path
File.expand_path(File.join(File.dirname(__FILE__), '..', 'test_sandbox'))
end
def teardown
return unless FakeFS.activated?
FakeFS.deactivate!
flunk "always deactivate FakeFs after test run"
end
def silence_warnings
old_verbose, $VERBOSE = $VERBOSE, nil
yield
ensure
$VERBOSE = old_verbose
end
end
end
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