17 lines
837 B
Ruby
17 lines
837 B
Ruby
require "test_helper"
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class UTF8Test < ActiveSupport::TestCase
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def test_valid?
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assert UTF8.valid?("test")
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assert UTF8.valid?("vergrößern")
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assert UTF8.valid?("ルシステムにも対応します")
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assert UTF8.valid?("輕觸搖晃的遊戲")
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assert_not UTF8.valid?("\xC0") # always invalid utf8
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assert_not UTF8.valid?("\xC2\x4a") # 2-byte multibyte identifier, followed by plain ASCII
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assert_not UTF8.valid?("\xC2\xC2") # 2-byte multibyte identifier, followed by another one
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assert_not UTF8.valid?("\x4a\x82") # plain ASCII, followed by multibyte continuation
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assert_not UTF8.valid?("\x82\x82") # multibyte continuations without multibyte identifier
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assert_not UTF8.valid?("\xe1\x82\x4a") # three-byte identifier, continuation and (incorrectly) plain ASCII
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end
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end
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