diff options
| author | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-09-20 20:18:52 +0000 |
|---|---|---|
| committer | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-09-20 20:18:52 +0000 |
| commit | 1d15d5f08032acf1b7bceacbb450d617ff6e0931 (patch) | |
| tree | a3785a79899302bc149e4a6e72f624ac27dc1f10 /spec/ruby/library/bigdecimal/fix_spec.rb | |
| parent | 75bfc6440d595bf339007f4fb280fd4d743e89c1 (diff) | |
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
Diffstat (limited to 'spec/ruby/library/bigdecimal/fix_spec.rb')
| -rw-r--r-- | spec/ruby/library/bigdecimal/fix_spec.rb | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/spec/ruby/library/bigdecimal/fix_spec.rb b/spec/ruby/library/bigdecimal/fix_spec.rb new file mode 100644 index 0000000000..0a4a98c241 --- /dev/null +++ b/spec/ruby/library/bigdecimal/fix_spec.rb @@ -0,0 +1,57 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require 'bigdecimal' + +describe "BigDecimal#fix" do + before :each do + @zero = BigDecimal("0") + @mixed = BigDecimal("1.23456789") + @pos_int = BigDecimal("2E5555") + @neg_int = BigDecimal("-2E5555") + @pos_frac = BigDecimal("2E-9999") + @neg_frac = BigDecimal("-2E-9999") + + @infinity = BigDecimal("Infinity") + @infinity_neg = BigDecimal("-Infinity") + @nan = BigDecimal("NaN") + @zero_pos = BigDecimal("+0") + @zero_neg = BigDecimal("-0") + end + + it "returns a BigDecimal" do + BigDecimal("2E100000000").fix.kind_of?(BigDecimal).should == true + BigDecimal("2E-999").kind_of?(BigDecimal).should == true + end + + it "returns the integer part of the absolute value" do + a = BigDecimal("2E1000") + a.fix.should == a + b = BigDecimal("-2E1000") + b.fix.should == b + BigDecimal("0.123456789E5").fix.should == BigDecimal("0.12345E5") + BigDecimal("-0.123456789E5").fix.should == BigDecimal("-0.12345E5") + end + + it "correctly handles special values" do + @infinity.fix.should == @infinity + @infinity_neg.fix.should == @infinity_neg + @nan.fix.nan?.should == true + end + + it "returns 0 if the absolute value is < 1" do + BigDecimal("0.99999").fix.should == 0 + BigDecimal("-0.99999").fix.should == 0 + BigDecimal("0.000000001").fix.should == 0 + BigDecimal("-0.00000001").fix.should == 0 + BigDecimal("-1000000").fix.should_not == 0 + @zero.fix.should == 0 + @zero_pos.fix.should == @zero_pos + @zero_neg.fix.should == @zero_neg + end + + it "does not allow any arguments" do + lambda { + @mixed.fix(10) + }.should raise_error(ArgumentError) + end + +end |