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# frozen_string_literal: true
return unless RUBY_PATCHLEVEL < 0
class TestABI < Test::Unit::TestCase
def test_require_lib_with_incorrect_abi_on_dev_ruby
omit "ABI is not checked" unless abi_checking_supported?
assert_separately [], <<~RUBY
err = assert_raise(LoadError) { require "-test-/abi" }
assert_match(/incompatible ABI version/, err.message)
assert_include err.message, "/-test-/abi."
RUBY
end
def test_disable_abi_check_using_environment_variable
omit "ABI is not checked" unless abi_checking_supported?
assert_separately [{ "RUBY_ABI_CHECK" => "0" }], <<~RUBY
assert_nothing_raised { require "-test-/abi" }
RUBY
end
def test_enable_abi_check_using_environment_variable
omit "ABI is not checked" unless abi_checking_supported?
assert_separately [{ "RUBY_ABI_CHECK" => "1" }], <<~RUBY
err = assert_raise(LoadError) { require "-test-/abi" }
assert_match(/incompatible ABI version/, err.message)
assert_include err.message, "/-test-/abi."
RUBY
end
def test_require_lib_with_incorrect_abi_on_release_ruby
omit "ABI is enforced" if abi_checking_supported?
assert_separately [], <<~RUBY
assert_nothing_raised { require "-test-/abi" }
RUBY
end
private
def abi_checking_supported?
!(RUBY_PLATFORM =~ /mswin|mingw/)
end
end
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