diff options
author | Hiroshi SHIBATA <hsbt@ruby-lang.org> | 2024-01-17 13:15:37 +0900 |
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committer | Hiroshi SHIBATA <hsbt@ruby-lang.org> | 2024-01-18 07:44:13 +0900 |
commit | 4328f190eaae5fc7e15e9889a0d9e7b2b8fa56ab (patch) | |
tree | c3b9ebe87bd0007ed2484b3bdb2a7349349196ae /spec/ruby/library/bigdecimal/remainder_spec.rb | |
parent | 9f729cf36a14ac47a08399aa0426343353f20b6c (diff) |
spec/mspec/tool/wrap_with_guard.rb 'ruby_version_is ""..."3.4"' spec/ruby/library/bigdecimal/**/*_spec.rb
Diffstat (limited to 'spec/ruby/library/bigdecimal/remainder_spec.rb')
-rw-r--r-- | spec/ruby/library/bigdecimal/remainder_spec.rb | 161 |
1 files changed, 82 insertions, 79 deletions
diff --git a/spec/ruby/library/bigdecimal/remainder_spec.rb b/spec/ruby/library/bigdecimal/remainder_spec.rb index bac5f37ba9..dde0a5bc2d 100644 --- a/spec/ruby/library/bigdecimal/remainder_spec.rb +++ b/spec/ruby/library/bigdecimal/remainder_spec.rb @@ -1,94 +1,97 @@ require_relative '../../spec_helper' -require 'bigdecimal' - -describe "BigDecimal#remainder" do - - before :each do - @zero = BigDecimal("0") - @one = BigDecimal("1") - @three = BigDecimal("3") - @mixed = BigDecimal("1.23456789") - @pos_int = BigDecimal("2E5555") - @neg_int = BigDecimal("-2E5555") - @pos_frac = BigDecimal("2E-9999") - @neg_frac = BigDecimal("-2E-9999") - @nan = BigDecimal("NaN") - @infinity = BigDecimal("Infinity") - @infinity_minus = BigDecimal("-Infinity") - @one_minus = BigDecimal("-1") - @frac_1 = BigDecimal("1E-99999") - @frac_2 = BigDecimal("0.9E-99999") - end - it "it equals modulo, if both values are of same sign" do - BigDecimal('1234567890123456789012345679').remainder(BigDecimal('1')).should == @zero - BigDecimal('123456789').remainder(BigDecimal('333333333333333333333333333E-50')).should == BigDecimal('0.12233333333333333333345679E-24') +ruby_version_is ""..."3.4" do + require 'bigdecimal' - @mixed.remainder(@pos_frac).should == @mixed % @pos_frac - @pos_int.remainder(@pos_frac).should == @pos_int % @pos_frac - @neg_frac.remainder(@neg_int).should == @neg_frac % @neg_int - @neg_int.remainder(@neg_frac).should == @neg_int % @neg_frac - end + describe "BigDecimal#remainder" do - it "means self-arg*(self/arg).truncate" do - @mixed.remainder(@neg_frac).should == @mixed - @neg_frac * (@mixed / @neg_frac).truncate - @pos_int.remainder(@neg_frac).should == @pos_int - @neg_frac * (@pos_int / @neg_frac).truncate - @neg_frac.remainder(@pos_int).should == @neg_frac - @pos_int * (@neg_frac / @pos_int).truncate - @neg_int.remainder(@pos_frac).should == @neg_int - @pos_frac * (@neg_int / @pos_frac).truncate - end + before :each do + @zero = BigDecimal("0") + @one = BigDecimal("1") + @three = BigDecimal("3") + @mixed = BigDecimal("1.23456789") + @pos_int = BigDecimal("2E5555") + @neg_int = BigDecimal("-2E5555") + @pos_frac = BigDecimal("2E-9999") + @neg_frac = BigDecimal("-2E-9999") + @nan = BigDecimal("NaN") + @infinity = BigDecimal("Infinity") + @infinity_minus = BigDecimal("-Infinity") + @one_minus = BigDecimal("-1") + @frac_1 = BigDecimal("1E-99999") + @frac_2 = BigDecimal("0.9E-99999") + end - it "returns NaN used with zero" do - @mixed.remainder(@zero).should.nan? - @zero.remainder(@zero).should.nan? - end + it "it equals modulo, if both values are of same sign" do + BigDecimal('1234567890123456789012345679').remainder(BigDecimal('1')).should == @zero + BigDecimal('123456789').remainder(BigDecimal('333333333333333333333333333E-50')).should == BigDecimal('0.12233333333333333333345679E-24') - it "returns zero if used on zero" do - @zero.remainder(@mixed).should == @zero - end + @mixed.remainder(@pos_frac).should == @mixed % @pos_frac + @pos_int.remainder(@pos_frac).should == @pos_int % @pos_frac + @neg_frac.remainder(@neg_int).should == @neg_frac % @neg_int + @neg_int.remainder(@neg_frac).should == @neg_int % @neg_frac + end - it "returns NaN if NaN is involved" do - @nan.remainder(@nan).should.nan? - @nan.remainder(@one).should.nan? - @one.remainder(@nan).should.nan? - @infinity.remainder(@nan).should.nan? - @nan.remainder(@infinity).should.nan? - end + it "means self-arg*(self/arg).truncate" do + @mixed.remainder(@neg_frac).should == @mixed - @neg_frac * (@mixed / @neg_frac).truncate + @pos_int.remainder(@neg_frac).should == @pos_int - @neg_frac * (@pos_int / @neg_frac).truncate + @neg_frac.remainder(@pos_int).should == @neg_frac - @pos_int * (@neg_frac / @pos_int).truncate + @neg_int.remainder(@pos_frac).should == @neg_int - @pos_frac * (@neg_int / @pos_frac).truncate + end - version_is BigDecimal::VERSION, ""..."3.1.4" do #ruby_version_is ""..."3.3" do - it "returns NaN if Infinity is involved" do - @infinity.remainder(@infinity).should.nan? - @infinity.remainder(@one).should.nan? - @infinity.remainder(@mixed).should.nan? - @infinity.remainder(@one_minus).should.nan? - @infinity.remainder(@frac_1).should.nan? - @one.remainder(@infinity).should.nan? - - @infinity_minus.remainder(@infinity_minus).should.nan? - @infinity_minus.remainder(@one).should.nan? - @one.remainder(@infinity_minus).should.nan? - @frac_2.remainder(@infinity_minus).should.nan? - - @infinity.remainder(@infinity_minus).should.nan? - @infinity_minus.remainder(@infinity).should.nan? + it "returns NaN used with zero" do + @mixed.remainder(@zero).should.nan? + @zero.remainder(@zero).should.nan? end - end - it "coerces arguments to BigDecimal if possible" do - @three.remainder(2).should == @one - end + it "returns zero if used on zero" do + @zero.remainder(@mixed).should == @zero + end - describe "with Object" do - it "tries to coerce the other operand to self" do - object = mock("Object") - object.should_receive(:coerce).with(@three).and_return([@three, 2]) - @three.remainder(object).should == @one + it "returns NaN if NaN is involved" do + @nan.remainder(@nan).should.nan? + @nan.remainder(@one).should.nan? + @one.remainder(@nan).should.nan? + @infinity.remainder(@nan).should.nan? + @nan.remainder(@infinity).should.nan? end - end - it "raises TypeError if the argument cannot be coerced to BigDecimal" do - -> { - @one.remainder('2') - }.should raise_error(TypeError) - end + version_is BigDecimal::VERSION, ""..."3.1.4" do #ruby_version_is ""..."3.3" do + it "returns NaN if Infinity is involved" do + @infinity.remainder(@infinity).should.nan? + @infinity.remainder(@one).should.nan? + @infinity.remainder(@mixed).should.nan? + @infinity.remainder(@one_minus).should.nan? + @infinity.remainder(@frac_1).should.nan? + @one.remainder(@infinity).should.nan? + + @infinity_minus.remainder(@infinity_minus).should.nan? + @infinity_minus.remainder(@one).should.nan? + @one.remainder(@infinity_minus).should.nan? + @frac_2.remainder(@infinity_minus).should.nan? + + @infinity.remainder(@infinity_minus).should.nan? + @infinity_minus.remainder(@infinity).should.nan? + end + end + + it "coerces arguments to BigDecimal if possible" do + @three.remainder(2).should == @one + end + + describe "with Object" do + it "tries to coerce the other operand to self" do + object = mock("Object") + object.should_receive(:coerce).with(@three).and_return([@three, 2]) + @three.remainder(object).should == @one + end + end + it "raises TypeError if the argument cannot be coerced to BigDecimal" do + -> { + @one.remainder('2') + }.should raise_error(TypeError) + end + + end end |