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author | Benoit Daloze <eregontp@gmail.com> | 2021-11-29 15:50:28 +0100 |
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committer | Benoit Daloze <eregontp@gmail.com> | 2021-11-29 15:50:28 +0100 |
commit | 67a1e2258974df4b597d019739595c18fbb9a7c1 (patch) | |
tree | 992ad4fc0fc08a6af8f04373703a339f957eb143 /spec/ruby/core/string/shared/length.rb | |
parent | e6d93a27afa058319e6dad093bbef637e49fce47 (diff) |
Update to ruby/spec@7f22a0b
Diffstat (limited to 'spec/ruby/core/string/shared/length.rb')
-rw-r--r-- | spec/ruby/core/string/shared/length.rb | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/spec/ruby/core/string/shared/length.rb b/spec/ruby/core/string/shared/length.rb index b9eae5170f..e931961455 100644 --- a/spec/ruby/core/string/shared/length.rb +++ b/spec/ruby/core/string/shared/length.rb @@ -36,4 +36,20 @@ describe :string_length, shared: true do concat.force_encoding(Encoding::ASCII_8BIT) concat.size.should == 4 end + + it "adds 1 for every invalid byte in UTF-8" do + "\xF4\x90\x80\x80".size.should == 4 + "a\xF4\x90\x80\x80b".size.should == 6 + "é\xF4\x90\x80\x80è".size.should == 6 + end + + it "adds 1 (and not 2) for a incomplete surrogate in UTF-16" do + "\x00\xd8".force_encoding("UTF-16LE").size.should == 1 + "\xd8\x00".force_encoding("UTF-16BE").size.should == 1 + end + + it "adds 1 for a broken sequence in UTF-32" do + "\x04\x03\x02\x01".force_encoding("UTF-32LE").size.should == 1 + "\x01\x02\x03\x04".force_encoding("UTF-32BE").size.should == 1 + end end |