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-rw-r--r--test/ruby/test_io_m17n.rb13
1 files changed, 13 insertions, 0 deletions
diff --git a/test/ruby/test_io_m17n.rb b/test/ruby/test_io_m17n.rb
index ea682191846..63eb4b7d88d 100644
--- a/test/ruby/test_io_m17n.rb
+++ b/test/ruby/test_io_m17n.rb
@@ -2082,6 +2082,19 @@ EOT
}
end
+ def test_bom_too_long_utfname
+ assert_separately([], <<-'end;') # do
+ assert_warn(/Unsupported encoding/) {
+ open(IO::NULL, "r:bom|utf-" + "x" * 10000) {}
+ }
+ end;
+ assert_separately([], <<-'end;') # do
+ assert_warn(/Unsupported encoding/) {
+ open(IO::NULL, encoding: "bom|utf-" + "x" * 10000) {}
+ }
+ end;
+ end
+
def test_cbuf
with_tmpdir {
fn = "tst"