1 files changed, 31 insertions, 0 deletions
diff --git a/spec/ruby/core/complex/eql_spec.rb b/spec/ruby/core/complex/eql_spec.rb
new file mode 100644
index 0000000000..c8e432029f
--- /dev/null
+++ b/spec/ruby/core/complex/eql_spec.rb
@@ -0,0 +1,31 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+
+describe "Complex#eql?" do
+  it "returns false if other is not Complex" do
+    Complex(1).eql?(1).should be_false
+  end
+
+  it "returns true when the respective parts are of the same classes and self == other" do
+    Complex(1, 2).eql?(Complex(1, 2)).should be_true
+  end
+
+  it "returns false when the real parts are of different classes" do
+    Complex(1).eql?(Complex(1.0)).should be_false
+  end
+
+  it "returns false when the imaginary parts are of different classes" do
+    Complex(1, 2).eql?(Complex(1, 2.0)).should be_false
+  end
+
+  it "returns false when self == other is false" do
+    Complex(1, 2).eql?(Complex(2, 3)).should be_false
+  end
+
+  it "does NOT send #eql? to real or imaginary parts" do
+    real = mock_numeric('real')
+    imag = mock_numeric('imag')
+    real.should_not_receive(:eql?)
+    imag.should_not_receive(:eql?)
+    Complex(real, imag).eql?(Complex(real, imag)).should be_true
+  end
+end