diff options
Diffstat (limited to 'spec/rubyspec/core/float/constants_spec.rb')
| -rw-r--r-- | spec/rubyspec/core/float/constants_spec.rb | 55 |
1 files changed, 0 insertions, 55 deletions
diff --git a/spec/rubyspec/core/float/constants_spec.rb b/spec/rubyspec/core/float/constants_spec.rb deleted file mode 100644 index 31930b125a..0000000000 --- a/spec/rubyspec/core/float/constants_spec.rb +++ /dev/null @@ -1,55 +0,0 @@ -require File.expand_path('../../../spec_helper', __FILE__) - -describe "Float constant" do - it "DIG is 15" do - Float::DIG.should == 15 - end - - it "EPSILON is 2.220446049250313e-16" do - Float::EPSILON.should == 2.0 ** -52 - Float::EPSILON.should == 2.220446049250313e-16 - end - - it "MANT_DIG is 53" do - Float::MANT_DIG.should == 53 - end - - it "MAX_10_EXP is 308" do - Float::MAX_10_EXP.should == 308 - end - - it "MIN_10_EXP is -308" do - Float::MIN_10_EXP.should == -307 - end - - it "MAX_EXP is 1024" do - Float::MAX_EXP.should == 1024 - end - - it "MIN_EXP is -1021" do - Float::MIN_EXP.should == -1021 - end - - it "MAX is 1.7976931348623157e+308" do - # See https://en.wikipedia.org/wiki/Double-precision_floating-point_format#Double-precision_examples - Float::MAX.should == (1 + (1 - (2 ** -52))) * (2.0 ** 1023) - Float::MAX.should == 1.7976931348623157e+308 - end - - it "MIN is 2.2250738585072014e-308" do - Float::MIN.should == (2.0 ** -1022) - Float::MIN.should == 2.2250738585072014e-308 - end - - it "RADIX is 2" do - Float::RADIX.should == 2 - end - - it "INFINITY is the positive infinity" do - Float::INFINITY.infinite?.should == 1 - end - - it "NAN is 'not a number'" do - Float::NAN.nan?.should be_true - end -end |
