spec/kernel_spec.rb in re2-0.7.0 vs spec/kernel_spec.rb in re2-1.0.0

@@ -1,15 +1,13 @@
-require "spec_helper"
-
-describe Kernel do
+RSpec.describe Kernel do
   describe "#RE2" do
     it "returns an RE2::Regexp instance given a pattern" do
-      RE2('w(o)(o)').must_be_instance_of(RE2::Regexp)
+      expect(RE2('w(o)(o)')).to be_a(RE2::Regexp)
     end
 
     it "returns an RE2::Regexp instance given a pattern and options" do
       re = RE2('w(o)(o)', :case_sensitive => false)
-      re.must_be_instance_of(RE2::Regexp)
-      re.wont_be(:case_sensitive?)
+      expect(re).to be_a(RE2::Regexp)
+      expect(re).to_not be_case_sensitive
     end
   end
 end