diff options
Diffstat (limited to 'spec/rubyspec/library/bigdecimal/shared/modulo.rb')
-rw-r--r-- | spec/rubyspec/library/bigdecimal/shared/modulo.rb | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/spec/rubyspec/library/bigdecimal/shared/modulo.rb b/spec/rubyspec/library/bigdecimal/shared/modulo.rb deleted file mode 100644 index 78ebe8360d..0000000000 --- a/spec/rubyspec/library/bigdecimal/shared/modulo.rb +++ /dev/null @@ -1,116 +0,0 @@ -require 'bigdecimal' - -describe :bigdecimal_modulo, shared: true do - before :each do - @one = BigDecimal("1") - @zero = BigDecimal("0") - @zero_pos = BigDecimal("+0") - @zero_neg = BigDecimal("-0") - @two = BigDecimal("2") - @three = BigDecimal("3") - @mixed = BigDecimal("1.23456789") - @nan = BigDecimal("NaN") - @infinity = BigDecimal("Infinity") - @infinity_minus = BigDecimal("-Infinity") - @one_minus = BigDecimal("-1") - @frac_1 = BigDecimal("1E-9999") - @frac_2 = BigDecimal("0.9E-9999") - end - - it "returns self modulo other" do - bd6543 = BigDecimal.new("6543.21") - bd5667 = BigDecimal.new("5667.19") - a = BigDecimal("1.0000000000000000000000000000000000000000005") - b = BigDecimal("1.00000000000000000000000000000000000000000005") - - bd6543.send(@method, 137).should == BigDecimal("104.21") - bd5667.send(@method, bignum_value).should == 5667.19 - bd6543.send(@method, BigDecimal("137.24")).should == BigDecimal("92.93") - bd6543.send(@method, 137).should be_close(6543.21.%(137), TOLERANCE) - bd6543.send(@method, 137).should == bd6543 % 137 - bd5667.send(@method, bignum_value).should be_close(5667.19.%(0xffffffff), TOLERANCE) - bd5667.send(@method, bignum_value).should == bd5667.%(0xffffffff) - bd6543.send(@method, 137.24).should be_close(6543.21.%(137.24), TOLERANCE) - a.send(@method, b).should == BigDecimal("0.45E-42") - @zero.send(@method, @one).should == @zero - @zero.send(@method, @one_minus).should == @zero - @two.send(@method, @one).should == @zero - @one.send(@method, @two).should == @one - @frac_1.send(@method, @one).should == @frac_1 - @frac_2.send(@method, @one).should == @frac_2 - @one_minus.send(@method, @one_minus).should == @zero - @one_minus.send(@method, @one).should == @zero - @one_minus.send(@method, @two).should == @one - @one.send(@method, -@two).should == -@one - - @one_minus.modulo(BigDecimal('0.9')).should == BigDecimal('0.8') - @one.modulo(BigDecimal('-0.9')).should == BigDecimal('-0.8') - - @one_minus.modulo(BigDecimal('0.8')).should == BigDecimal('0.6') - @one.modulo(BigDecimal('-0.8')).should == BigDecimal('-0.6') - - @one_minus.modulo(BigDecimal('0.6')).should == BigDecimal('0.2') - @one.modulo(BigDecimal('-0.6')).should == BigDecimal('-0.2') - - @one_minus.modulo(BigDecimal('0.5')).should == @zero - @one.modulo(BigDecimal('-0.5')).should == @zero - @one_minus.modulo(BigDecimal('-0.5')).should == @zero - - @one_minus.modulo(BigDecimal('0.4')).should == BigDecimal('0.2') - @one.modulo(BigDecimal('-0.4')).should == BigDecimal('-0.2') - - @one_minus.modulo(BigDecimal('0.3')).should == BigDecimal('0.2') - @one_minus.modulo(BigDecimal('0.2')).should == @zero - end - - it "returns a [Float value] when the argument is Float" do - @two.send(@method, 2.0).should == 0.0 - @one.send(@method, 2.0).should == 1.0 - res = @two.send(@method, 5.0) - res.kind_of?(BigDecimal).should == true - end - - it "returns NaN if NaN is involved" do - @nan.send(@method, @nan).nan?.should == true - @nan.send(@method, @one).nan?.should == true - @one.send(@method, @nan).nan?.should == true - @infinity.send(@method, @nan).nan?.should == true - @nan.send(@method, @infinity).nan?.should == true - end - - it "returns NaN if the dividend is Infinity" do - @infinity.send(@method, @infinity).nan?.should == true - @infinity.send(@method, @one).nan?.should == true - @infinity.send(@method, @mixed).nan?.should == true - @infinity.send(@method, @one_minus).nan?.should == true - @infinity.send(@method, @frac_1).nan?.should == true - - @infinity_minus.send(@method, @infinity_minus).nan?.should == true - @infinity_minus.send(@method, @one).nan?.should == true - - @infinity.send(@method, @infinity_minus).nan?.should == true - @infinity_minus.send(@method, @infinity).nan?.should == true - end - - it "returns the dividend if the divisor is Infinity" do - @one.send(@method, @infinity).should == @one - @one.send(@method, @infinity_minus).should == @one - @frac_2.send(@method, @infinity_minus).should == @frac_2 - end - - it "raises TypeError if the argument cannot be coerced to BigDecimal" do - lambda { - @one.send(@method, '2') - }.should raise_error(TypeError) - end -end - -describe :bigdecimal_modulo_zerodivisionerror, shared: true do - it "raises ZeroDivisionError if other is zero" do - bd5667 = BigDecimal.new("5667.19") - - lambda { bd5667.send(@method, 0) }.should raise_error(ZeroDivisionError) - lambda { bd5667.send(@method, BigDecimal("0")) }.should raise_error(ZeroDivisionError) - lambda { @zero.send(@method, @zero) }.should raise_error(ZeroDivisionError) - end -end |