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-rw-r--r--spec/ruby/library/digest/instance/update_spec.rb8
1 files changed, 8 insertions, 0 deletions
diff --git a/spec/ruby/library/digest/instance/update_spec.rb b/spec/ruby/library/digest/instance/update_spec.rb
new file mode 100644
index 0000000000..d15b976213
--- /dev/null
+++ b/spec/ruby/library/digest/instance/update_spec.rb
@@ -0,0 +1,8 @@
+require_relative '../../../spec_helper'
+require 'digest'
+
+describe "Digest::Instance#update" do
+ it "is an alias of Digest::Instance#<<" do
+ Digest::Instance.instance_method(:update).should == Digest::Instance.instance_method(:<<)
+ end
+end