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-rw-r--r--spec/rubyspec/core/math/log2_spec.rb41
1 files changed, 0 insertions, 41 deletions
diff --git a/spec/rubyspec/core/math/log2_spec.rb b/spec/rubyspec/core/math/log2_spec.rb
deleted file mode 100644
index 387f05ca9f..0000000000
--- a/spec/rubyspec/core/math/log2_spec.rb
+++ /dev/null
@@ -1,41 +0,0 @@
-require File.expand_path('../../../spec_helper', __FILE__)
-require File.expand_path('../fixtures/classes', __FILE__)
-
-describe "Math.log2" do
- it "returns a float" do
- Math.log2(5.79).should be_close(2.53356334821451, TOLERANCE)
- end
-
- it "returns the natural logarithm of the argument" do
- Math.log2(1.1).should be_close(0.137503523749935, TOLERANCE)
- Math.log2(3.14).should be_close(1.6507645591169, TOLERANCE)
- Math.log2((2**101+45677544234809571)).should be_close(101.00000000000003, TOLERANCE)
-
- Math.log2((2**10001+45677544234809571)).should == 10001.0
- Math.log2((2**301+45677544234809571)).should == 301.0
- end
-
- it "raises an Errno::EDOM if the argument is less than 0" do
- lambda { Math.log2(-1e-15) }.should raise_error( Math::DomainError)
- end
-
- it "raises a TypeError if the argument cannot be coerced with Float()" do
- lambda { Math.log2("test") }.should raise_error(TypeError)
- end
-
- it "raises a TypeError if passed a numerical argument as a string" do
- lambda { Math.log2("1.0") }.should raise_error(TypeError)
- end
-
- it "returns NaN given NaN" do
- Math.log2(nan_value).nan?.should be_true
- end
-
- it "raises a TypeError if the argument is nil" do
- lambda { Math.log2(nil) }.should raise_error(TypeError)
- end
-
- it "accepts any argument that can be coerced with Float()" do
- Math.log2(MathSpecs::Float.new).should be_close(0.0, TOLERANCE)
- end
-end