From 1d15d5f08032acf1b7bceacbb450d617ff6e0931 Mon Sep 17 00:00:00 2001 From: eregon Date: Wed, 20 Sep 2017 20:18:52 +0000 Subject: 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 --- spec/ruby/library/complex/math/shared/cos.rb | 30 ++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 spec/ruby/library/complex/math/shared/cos.rb (limited to 'spec/ruby/library/complex/math/shared/cos.rb') diff --git a/spec/ruby/library/complex/math/shared/cos.rb b/spec/ruby/library/complex/math/shared/cos.rb new file mode 100644 index 0000000000..ab198e1a3b --- /dev/null +++ b/spec/ruby/library/complex/math/shared/cos.rb @@ -0,0 +1,30 @@ +require File.expand_path('../../fixtures/classes', __FILE__) + +describe :complex_math_cos, shared: true do + it "returns the cosine of the argument expressed in radians" do + @object.send(:cos, CMath::PI).should be_close(-1.0, TOLERANCE) + @object.send(:cos, 0).should be_close(1.0, TOLERANCE) + @object.send(:cos, CMath::PI/2).should be_close(0.0, TOLERANCE) + @object.send(:cos, 3*Math::PI/2).should be_close(0.0, TOLERANCE) + @object.send(:cos, 2*Math::PI).should be_close(1.0, TOLERANCE) + end + + it "returns the cosine for Complex numbers" do + @object.send(:cos, Complex(0, CMath::PI)).should be_close(Complex(11.5919532755215, 0.0), TOLERANCE) + @object.send(:cos, Complex(3, 4)).should be_close(Complex(-27.0349456030742, -3.85115333481178), TOLERANCE) + end +end + +describe :complex_math_cos_bang, shared: true do + it "returns the cosine of the argument expressed in radians" do + @object.send(:cos!, CMath::PI).should be_close(-1.0, TOLERANCE) + @object.send(:cos!, 0).should be_close(1.0, TOLERANCE) + @object.send(:cos!, CMath::PI/2).should be_close(0.0, TOLERANCE) + @object.send(:cos!, 3*Math::PI/2).should be_close(0.0, TOLERANCE) + @object.send(:cos!, 2*Math::PI).should be_close(1.0, TOLERANCE) + end + + it "raises a TypeError when passed a Complex number" do + lambda { @object.send(:cos!, Complex(3, 4)) }.should raise_error(TypeError) + end +end -- cgit v1.2.3