1 files changed, 23 insertions, 0 deletions
diff --git a/spec/ruby/core/range/to_s_spec.rb b/spec/ruby/core/range/to_s_spec.rb
new file mode 100644
index 0000000000..460c330912
--- /dev/null
+++ b/spec/ruby/core/range/to_s_spec.rb
@@ -0,0 +1,23 @@
+require_relative '../../spec_helper'
+
+describe "Range#to_s" do
+  it "provides a printable form of self" do
+    (0..21).to_s.should == "0..21"
+    (-8..0).to_s.should ==  "-8..0"
+    (-411..959).to_s.should == "-411..959"
+    ('A'..'Z').to_s.should == 'A..Z'
+    ('A'...'Z').to_s.should == 'A...Z'
+    (0xfff..0xfffff).to_s.should == "4095..1048575"
+    (0.5..2.4).to_s.should == "0.5..2.4"
+  end
+
+  it "can show endless ranges" do
+    eval("(1..)").to_s.should == "1.."
+    eval("(1.0...)").to_s.should == "1.0..."
+  end
+
+  it "can show beginless ranges" do
+    (..1).to_s.should == "..1"
+    (...1.0).to_s.should == "...1.0"
+  end
+end