File: infinite_spec.rb

package info (click to toggle)
jruby 9.4.12.0%2Bds-1~exp1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 89,468 kB
  • sloc: ruby: 550,612; java: 276,882; yacc: 25,873; ansic: 6,285; xml: 6,172; sh: 1,775; sed: 94; makefile: 76; jsp: 48; tcl: 40; exp: 12
file content (19 lines) | stat: -rw-r--r-- 410 bytes parent folder | download | duplicates (7) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
 
require_relative '../../spec_helper'

describe "Float#infinite?" do
  it "returns nil for finite values" do
    1.0.infinite?.should == nil
  end

  it "returns 1 for positive infinity" do
    infinity_value.infinite?.should == 1
  end

  it "returns -1 for negative infinity" do
    (-infinity_value).infinite?.should == -1
  end

  it "returns nil for NaN" do
    nan_value.infinite?.should == nil
  end
end