1 files changed, 8 insertions, 8 deletions
diff --git a/spec/ruby/core/time/shared/now.rb b/spec/ruby/core/time/shared/now.rb
index 80f66a1134..839cfdcd2a 100644
--- a/spec/ruby/core/time/shared/now.rb
+++ b/spec/ruby/core/time/shared/now.rb
@@ -2,8 +2,8 @@ require_relative '../fixtures/classes'
 
 describe :time_now, shared: true do
   it "creates a subclass instance if called on a subclass" do
-    TimeSpecs::SubTime.send(@method).should be_an_instance_of(TimeSpecs::SubTime)
-    TimeSpecs::MethodHolder.send(@method).should be_an_instance_of(Time)
+    TimeSpecs::SubTime.send(@method).should.instance_of?(TimeSpecs::SubTime)
+    TimeSpecs::MethodHolder.send(@method).should.instance_of?(Time)
   end
 
   it "sets the current time" do
@@ -19,15 +19,15 @@ describe :time_now, shared: true do
   end
 
   it "has at least microsecond precision" do
-    times = []
-    10_000.times do
-      times << Time.now.nsec
-    end
-
     # The clock should not be less accurate than expected (times should
     # not all be a multiple of the next precision up, assuming precisions
     # are multiples of ten.)
     expected = 1_000
-    times.select { |t| t % (expected * 10) == 0  }.size.should_not == times.size
+    t = 0
+    10_000.times.find do
+      t = Time.now.nsec
+      t % (expected * 10) != 0
+    end
+    (t % (expected * 10)).should != 0
   end
 end