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# frozen_string_literal: true
return unless defined?(Ractor) && Process.respond_to?(:fork)
require_relative "test_helper"
module Prism
class RactorTest < TestCase
def test_version
assert_match(/\A\d+\.\d+\.\d+\z/, with_ractor { Prism::VERSION })
end
def test_parse_file
assert_equal("Prism::ParseResult", with_ractor(__FILE__) { |filepath| Prism.parse_file(filepath).class })
end
def test_lex_file
assert_equal("Prism::LexResult", with_ractor(__FILE__) { |filepath| Prism.lex_file(filepath).class })
end
def test_parse_file_comments
assert_equal("Array", with_ractor(__FILE__) { |filepath| Prism.parse_file_comments(filepath).class })
end
def test_parse_lex_file
assert_equal("Prism::ParseLexResult", with_ractor(__FILE__) { |filepath| Prism.parse_lex_file(filepath).class })
end
def test_parse_success
assert_equal("true", with_ractor("1 + 1") { |source| Prism.parse_success?(source) })
end
def test_parse_failure
assert_equal("true", with_ractor("1 +") { |source| Prism.parse_failure?(source) })
end
def test_string_query_local
assert_equal("true", with_ractor("foo") { |source| StringQuery.local?(source) })
end
def test_string_query_constant
assert_equal("true", with_ractor("FOO") { |source| StringQuery.constant?(source) })
end
def test_string_query_method_name
assert_equal("true", with_ractor("foo?") { |source| StringQuery.method_name?(source) })
end
if !ENV["PRISM_BUILD_MINIMAL"]
def test_dump_file
result = with_ractor(__FILE__) { |filepath| Prism.dump_file(filepath) }
assert_operator(result, :start_with?, "PRISM")
end
end
private
# Note that this must be done in a subprocess, otherwise it can mess up
# CRuby's test suite.
def with_ractor(*arguments, &block)
IO.popen("-") do |reader|
if reader
reader.gets.chomp
else
ractor = ignore_warnings { Ractor.new(*arguments, &block) }
# Somewhere in the Ruby 3.5.* series, Ractor#take was removed and
# Ractor#value was added.
puts(ractor.respond_to?(:value) ? ractor.value : ractor.take)
end
end
end
end
end
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