1 files changed, 26 insertions, 0 deletions
diff --git a/spec/ruby/core/fixnum/comparison_spec.rb b/spec/ruby/core/fixnum/comparison_spec.rb
new file mode 100644
index 0000000000..4c932d213d
--- /dev/null
+++ b/spec/ruby/core/fixnum/comparison_spec.rb
@@ -0,0 +1,26 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+
+describe "Fixnum#<=>" do
+  it "returns -1 when self is less than the given argument" do
+    (-3 <=> -1).should == -1
+    (-5 <=> 10).should == -1
+    (-5 <=> -4.5).should == -1
+  end
+
+  it "returns 0 when self is equal to the given argument" do
+    (0 <=> 0).should == 0
+    (954 <=> 954).should == 0
+    (954 <=> 954.0).should == 0
+  end
+
+  it "returns 1 when self is greater than the given argument" do
+    (496 <=> 5).should == 1
+    (200 <=> 100).should == 1
+    (51 <=> 50.5).should == 1
+  end
+
+  it "returns nil when the given argument is not an Integer" do
+    (3 <=> mock('x')).should == nil
+    (3 <=> 'test').should == nil
+  end
+end