1 files changed, 20 insertions, 0 deletions
diff --git a/spec/ruby/library/stringscanner/restsize_spec.rb b/spec/ruby/library/stringscanner/restsize_spec.rb
new file mode 100644
index 0000000000..9822d69d84
--- /dev/null
+++ b/spec/ruby/library/stringscanner/restsize_spec.rb
@@ -0,0 +1,20 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+require File.expand_path('../shared/rest_size.rb', __FILE__)
+require 'strscan'
+
+describe "StringScanner#restsize" do
+  it_behaves_like(:strscan_rest_size, :restsize)
+
+  it "warns in verbose mode that the method is obsolete" do
+    s = StringScanner.new("abc")
+    lambda {
+      $VERBOSE = true
+      s.restsize
+    }.should complain(/restsize.*obsolete.*rest_size/)
+
+    lambda {
+      $VERBOSE = false
+      s.restsize
+    }.should_not complain
+  end
+end