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-rw-r--r--test/-ext-/string/test_coderange.rb59
1 files changed, 59 insertions, 0 deletions
diff --git a/test/-ext-/string/test_coderange.rb b/test/-ext-/string/test_coderange.rb
new file mode 100644
index 0000000..83cebf1
--- /dev/null
+++ b/test/-ext-/string/test_coderange.rb
@@ -0,0 +1,59 @@
+# coding: ascii-8bit
+require 'test/unit'
+require "-test-/string/string"
+require "rbconfig/sizeof"
+
+class Test_StringCoderange < Test::Unit::TestCase
+ def setup
+ @sizeof_voidp = RbConfig::SIZEOF["void*"]
+ @a8 = Encoding::ASCII_8BIT
+ @a7 = Encoding::US_ASCII
+ @u8 = Encoding::UTF_8
+ end
+
+ def test_ascii8bit
+ enc = @a8
+ str = "a"
+ str.force_encoding(enc)
+ assert_equal :"7bit", Bug::String.new(str).coderange_scan
+
+ str = "a\xBE".force_encoding(enc)
+ assert_equal :valid, Bug::String.new(str).coderange_scan
+ end
+
+ def test_usascii
+ enc = @a7
+ str = "a"
+ str.force_encoding(enc)
+ assert_equal :"7bit", Bug::String.new(str).coderange_scan
+
+ str = "a" * (@sizeof_voidp * 2)
+ str << "\xBE"
+ str.force_encoding(enc)
+ assert_equal :broken, Bug::String.new(str).coderange_scan
+ end
+
+ def test_utf8
+ enc = @u8
+ str = "a"
+ str.force_encoding(enc)
+ assert_equal :"7bit", Bug::String.new(str).coderange_scan
+
+ str = "a" * (@sizeof_voidp * 3)
+ str << "aa\xC2\x80"
+ str.force_encoding(enc)
+ assert_equal :valid, Bug::String.new(str).coderange_scan
+
+ str = "a" * (@sizeof_voidp * 2)
+ str << "\xC2\x80"
+ str << "a" * (@sizeof_voidp * 2)
+ str.force_encoding(enc)
+ assert_equal :valid, Bug::String.new(str).coderange_scan
+
+ str = "a" * (@sizeof_voidp * 2)
+ str << "\xC1\x80"
+ str << "a" * (@sizeof_voidp * 2)
+ str.force_encoding(enc)
+ assert_equal :broken, Bug::String.new(str).coderange_scan
+ end
+end