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Added tests for setting ivars on frozen objs

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Jemma Issroff 2022-06-15 15:18:55 -04:00 committed by Aaron Patterson
parent c49fde351f
commit 51835135a0
Notes: git 2022-06-17 00:48:28 +09:00 
Merged: https://github.com/ruby/ruby/pull/6021
1 changed files with 30 additions and 0 deletions
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test/ruby/test_frozen.rb Normal file
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# frozen_string_literal: false
require 'test/unit'
class TestFrozen < Test::Unit::TestCase
def test_setting_ivar_on_frozen_obj
obj = Object.new
obj.freeze
assert_raise(FrozenError) { obj.instance_variable_set(:@a, 1) }
end
def test_setting_ivar_on_frozen_obj_with_ivars
obj = Object.new
obj.instance_variable_set(:@a, 1)
obj.freeze
assert_raise(FrozenError) { obj.instance_variable_set(:@b, 1) }
end
def test_setting_ivar_on_frozen_string
str = "str"
str.freeze
assert_raise(FrozenError) { str.instance_variable_set(:@a, 1) }
end
def test_setting_ivar_on_frozen_string_with_ivars
str = "str"
str.instance_variable_set(:@a, 1)
str.freeze
assert_raise(FrozenError) { str.instance_variable_set(:@b, 1) }
end
end