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assert 'mrb_protect' do
# no failure in protect returns [result, false]
assert_equal ['test', false] do
ExceptionTest.mrb_protect { 'test' }
end
# failure in protect returns [exception, true]
result = ExceptionTest.mrb_protect { raise 'test' }
assert_kind_of RuntimeError, result[0]
assert_true result[1]
end
assert 'mrb_ensure' do
a = false
assert_equal 'test' do
ExceptionTest.mrb_ensure Proc.new { 'test' }, Proc.new { a = true }
end
assert_true a
a = false
assert_raise RuntimeError do
ExceptionTest.mrb_ensure Proc.new { raise 'test' }, Proc.new { a = true }
end
assert_true a
end
assert 'mrb_rescue' do
assert_equal 'test' do
ExceptionTest.mrb_rescue Proc.new { 'test' }, Proc.new {}
end
class CustomExp < Exception
end
assert_raise CustomExp do
ExceptionTest.mrb_rescue Proc.new { raise CustomExp.new 'test' }, Proc.new { 'rescue' }
end
assert_equal 'rescue' do
ExceptionTest.mrb_rescue Proc.new { raise 'test' }, Proc.new { 'rescue' }
end
end
assert 'mrb_rescue_exceptions' do
assert_equal 'test' do
ExceptionTest.mrb_rescue_exceptions Proc.new { 'test' }, Proc.new {}
end
assert_raise RangeError do
ExceptionTest.mrb_rescue_exceptions Proc.new { raise RangeError.new 'test' }, Proc.new { 'rescue' }
end
assert_equal 'rescue' do
ExceptionTest.mrb_rescue_exceptions Proc.new { raise TypeError.new 'test' }, Proc.new { 'rescue' }
end
end
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