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* string.c (fstr_update_callback): pool bare strings only. * string.c (rb_fstring): return the original string with sharing a fstring if it has extra attributes, not the fstring itself. [ruby-dev:49188] [Bug #11386] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51360 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
64 lines
1.5 KiB
Ruby
64 lines
1.5 KiB
Ruby
require 'test/unit'
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require '-test-/string'
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class Test_String_Fstring < Test::Unit::TestCase
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def assert_fstring(str)
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fstr = Bug::String.fstring(str)
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yield str
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yield fstr
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end
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def test_taint_shared_string
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str = __method__.to_s.dup
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str.taint
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assert_fstring(str) {|s| assert_predicate(s, :tainted?)}
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end
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def test_taint_normal_string
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str = __method__.to_s * 3
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str.taint
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assert_fstring(str) {|s| assert_predicate(s, :tainted?)}
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end
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def test_taint_registered_tainted
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str = __method__.to_s * 3
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str.taint
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assert_fstring(str) {|s| assert_predicate(s, :tainted?)}
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str = __method__.to_s * 3
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assert_fstring(str) {|s| assert_not_predicate(s, :tainted?)}
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end
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def test_taint_registered_untainted
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str = __method__.to_s * 3
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assert_fstring(str) {|s| assert_not_predicate(s, :tainted?)}
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str = __method__.to_s * 3
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str.taint
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assert_fstring(str) {|s| assert_predicate(s, :tainted?)}
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end
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def test_instance_variable
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str = __method__.to_s * 3
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str.instance_variable_set(:@test, 42)
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str.freeze
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assert_fstring(str) {|s| assert_send([s, :instance_variable_defined?, :@test])}
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end
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def test_singleton_method
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str = __method__.to_s * 3
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def str.foo
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end
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str.freeze
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assert_fstring(str) {|s| assert_send([s, :respond_to?, :foo])}
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end
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class S < String
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end
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def test_subclass
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str = S.new(__method__.to_s * 3)
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str.freeze
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assert_fstring(str) {|s| assert_instance_of(S, s)}
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end
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end
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