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-rw-r--r--test/ruby/test_io_m17n.rb49
1 files changed, 49 insertions, 0 deletions
diff --git a/test/ruby/test_io_m17n.rb b/test/ruby/test_io_m17n.rb
index 7bcd051c36..e982722cfe 100644
--- a/test/ruby/test_io_m17n.rb
+++ b/test/ruby/test_io_m17n.rb
@@ -552,5 +552,54 @@ EOT
}
}
end
+
+ def test_set_encoding
+ with_pipe("utf-8:euc-jp") {|r, w|
+ s = "\u3042".force_encoding("ascii-8bit")
+ s << "\x82\xa0".force_encoding("ascii-8bit")
+ w << s
+ w.close
+ assert_equal("\xa4\xa2".force_encoding("euc-jp"), r.getc)
+ r.set_encoding("shift_jis:euc-jp")
+ assert_equal("\xa4\xa2".force_encoding("euc-jp"), r.getc)
+ }
+ end
+
+ def test_set_encoding2
+ with_pipe("utf-8:euc-jp") {|r, w|
+ s = "\u3042".force_encoding("ascii-8bit")
+ s << "\x82\xa0".force_encoding("ascii-8bit")
+ w << s
+ w.close
+ assert_equal("\xa4\xa2".force_encoding("euc-jp"), r.getc)
+ r.set_encoding("shift_jis", "euc-jp")
+ assert_equal("\xa4\xa2".force_encoding("euc-jp"), r.getc)
+ }
+ end
+
+ def test_set_encoding_nil
+ with_pipe("utf-8:euc-jp") {|r, w|
+ s = "\u3042".force_encoding("ascii-8bit")
+ s << "\x82\xa0".force_encoding("ascii-8bit")
+ w << s
+ w.close
+ assert_equal("\xa4\xa2".force_encoding("euc-jp"), r.getc)
+ r.set_encoding(nil)
+ assert_equal("\x82\xa0".force_encoding(Encoding.default_external), r.read)
+ }
+ end
+
+ def test_set_encoding_enc
+ with_pipe("utf-8:euc-jp") {|r, w|
+ s = "\u3042".force_encoding("ascii-8bit")
+ s << "\x82\xa0".force_encoding("ascii-8bit")
+ w << s
+ w.close
+ assert_equal("\xa4\xa2".force_encoding("euc-jp"), r.getc)
+ r.set_encoding(Encoding::Shift_JIS)
+ assert_equal("\x82\xa0".force_encoding(Encoding::Shift_JIS), r.getc)
+ }
+ end
+
end