Spec the default values of IO#sync for standard streams.

ruby · Jan 11, 2016 · 70b1140 · 70b1140
1 parent 7753d2f
commit 70b1140
Showing 1 changed file with 14 additions and 0 deletions.
diff --git a/core/io/sync_spec.rb b/core/io/sync_spec.rb
@@ -48,3 +48,17 @@
     lambda { IOSpecs.closed_io.sync }.should raise_error(IOError)
   end
 end
+
+describe "IO#sync" do
+  it "is false by default for STDIN" do
+    STDIN.sync.should == false
+  end
+
+  it "is false by default for STDOUT" do
+    STDOUT.sync.should == false
+  end
+
+  it "is true by default for STDERR" do
+    STDERR.sync.should == true
+  end
+end