Move spec/rubyspec to spec/ruby for consistency

* Other ruby implementations use the spec/ruby directory.
  [Misc #13792] [ruby-core:82287]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 48 insertions, 0 deletions

diff --git a/spec/ruby/core/float/shared/modulo.rb b/spec/ruby/core/float/shared/modulo.rb
new file mode 100644
index 0000000000..6c423a3a28
--- /dev/null
+++ b/spec/ruby/core/float/shared/modulo.rb
@@ -0,0 +1,48 @@
+describe :float_modulo, shared: true do
+  it "returns self modulo other" do
+    6543.21.send(@method, 137).should be_close(104.21, TOLERANCE)
+    5667.19.send(@method, bignum_value).should be_close(5667.19, TOLERANCE)
+    6543.21.send(@method, 137.24).should be_close(92.9299999999996, TOLERANCE)
+
+    -1.0.send(@method, 1).should == 0
+  end
+
+  it "returns self when modulus is +Infinity" do
+    4.2.send(@method, Float::INFINITY).should == 4.2
+  end
+
+  it "returns -Infinity when modulus is -Infinity" do
+    4.2.send(@method, -Float::INFINITY).should == -Float::INFINITY
+  end
+
+  it "returns NaN when called on NaN or Infinities" do
+    Float::NAN.send(@method, 42).should be_nan
+    Float::INFINITY.send(@method, 42).should be_nan
+    (-Float::INFINITY).send(@method, 42).should be_nan
+  end
+
+  it "returns NaN when modulus is NaN" do
+    4.2.send(@method, Float::NAN).should be_nan
+  end
+
+  it "returns -0.0 when called on -0.0 with a non zero modulus" do
+    r = (-0.0).send(@method, 42)
+    r.should == 0
+    (1/r).should < 0
+
+    r = (-0.0).send(@method, Float::INFINITY)
+    r.should == 0
+    (1/r).should < 0
+  end
+
+  it "tries to coerce the modulus" do
+    obj = mock("modulus")
+    obj.should_receive(:coerce).with(1.25).and_return([1.25, 0.5])
+    (1.25 % obj).should == 0.25
+  end
+
+  it "raises a ZeroDivisionError if other is zero" do
+    lambda { 1.0.send(@method, 0) }.should raise_error(ZeroDivisionError)
+    lambda { 1.0.send(@method, 0.0) }.should raise_error(ZeroDivisionError)
+  end
+end