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-rw-r--r--spec/ruby/core/string/start_with_spec.rb17
1 files changed, 13 insertions, 4 deletions
diff --git a/spec/ruby/core/string/start_with_spec.rb b/spec/ruby/core/string/start_with_spec.rb
index 3833289f96..35e33b46a6 100644
--- a/spec/ruby/core/string/start_with_spec.rb
+++ b/spec/ruby/core/string/start_with_spec.rb
@@ -7,12 +7,21 @@ describe "String#start_with?" do
it_behaves_like :start_with, :to_s
# Here and not in the shared examples because this is invalid as a Symbol
- it "does not check that we are not starting to match at the head of a character" do
+ it "matches part of a character with the same part" do
"\xA9".should.start_with?("\xA9") # A9 is not a character head for UTF-8
end
- it "does not check we are matching only part of a character" do
- "\xe3\x81\x82".size.should == 1
- "\xe3\x81\x82".should.start_with?("\xe3")
+ ruby_version_is ""..."3.3" do
+ it "does not check we are matching only part of a character" do
+ "\xe3\x81\x82".size.should == 1
+ "\xe3\x81\x82".should.start_with?("\xe3")
+ end
+ end
+
+ ruby_version_is "3.3" do # #19784
+ it "checks we are matching only part of a character" do
+ "\xe3\x81\x82".size.should == 1
+ "\xe3\x81\x82".should_not.start_with?("\xe3")
+ end
end
end