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-rw-r--r--spec/ruby/core/numeric/fdiv_spec.rb32
1 files changed, 32 insertions, 0 deletions
diff --git a/spec/ruby/core/numeric/fdiv_spec.rb b/spec/ruby/core/numeric/fdiv_spec.rb
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+++ b/spec/ruby/core/numeric/fdiv_spec.rb
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+require File.expand_path('../../../spec_helper', __FILE__)
+require File.expand_path('../shared/quo', __FILE__)
+
+describe "Numeric#fdiv" do
+ it "coerces self with #to_f" do
+ numeric = mock_numeric('numeric')
+ numeric.should_receive(:to_f).and_return(3.0)
+ numeric.fdiv(0.5).should == 6.0
+ end
+
+ it "coerces other with #to_f" do
+ numeric = mock_numeric('numeric')
+ numeric.should_receive(:to_f).and_return(3.0)
+ 6.fdiv(numeric).should == 2.0
+ end
+
+ it "performs floating-point division" do
+ 3.fdiv(2).should == 1.5
+ end
+
+ it "returns a Float" do
+ bignum_value.fdiv(Float::MAX).should be_an_instance_of(Float)
+ end
+
+ it "returns Infinity if other is 0" do
+ 8121.92821.fdiv(0).infinite?.should == 1
+ end
+
+ it "returns NaN if other is NaN" do
+ 3334.fdiv(nan_value).nan?.should be_true
+ end
+end