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Diffstat (limited to 'spec/rubyspec/core/math/tan_spec.rb')
-rw-r--r-- | spec/rubyspec/core/math/tan_spec.rb | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/spec/rubyspec/core/math/tan_spec.rb b/spec/rubyspec/core/math/tan_spec.rb deleted file mode 100644 index 0318ef8a14..0000000000 --- a/spec/rubyspec/core/math/tan_spec.rb +++ /dev/null @@ -1,42 +0,0 @@ -require File.expand_path('../../../spec_helper', __FILE__) -require File.expand_path('../fixtures/classes', __FILE__) - -describe "Math.tan" do - it "returns a float" do - Math.tan(1.35).should be_kind_of(Float) - end - - it "returns the tangent of the argument" do - Math.tan(0.0).should == 0.0 - Math.tan(-0.0).should == -0.0 - Math.tan(4.22).should be_close(1.86406937682395, TOLERANCE) - Math.tan(-9.65).should be_close(-0.229109052606441, TOLERANCE) - end - - it "returns NaN if called with +-Infinitty" do - Math.tan(infinity_value).nan?.should == true - Math.tan(-infinity_value).nan?.should == true - end - - it "raises a TypeError if the argument cannot be coerced with Float()" do - lambda { Math.tan("test") }.should raise_error(TypeError) - end - - it "returns NaN given NaN" do - Math.tan(nan_value).nan?.should be_true - end - - it "raises a TypeError if the argument is nil" do - lambda { Math.tan(nil) }.should raise_error(TypeError) - end - - it "accepts any argument that can be coerced with Float()" do - Math.tan(MathSpecs::Float.new).should be_close(1.5574077246549, TOLERANCE) - end -end - -describe "Math#tan" do - it "is accessible as a private instance method" do - IncludesMath.new.send(:tan, 1.0).should be_close(1.5574077246549, TOLERANCE) - end -end |