File: cross_product_spec.rb

package info (click to toggle)
jruby 9.3.9.0%2Bds-8
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 80,856 kB
  • sloc: ruby: 517,823; java: 260,094; xml: 31,930; ansic: 5,777; yacc: 4,973; sh: 1,163; makefile: 105; jsp: 48; tcl: 40; exp: 11
file content (17 lines) | stat: -rw-r--r-- 474 bytes parent folder | download | duplicates (3) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
 
require_relative '../../../spec_helper'

ruby_version_is ""..."3.1" do
  require 'matrix'

  describe "Vector#cross_product" do
    it "returns the cross product of a vector" do
      Vector[1, 2, 3].cross_product(Vector[0, -4, 5]).should == Vector[22, -5, -4]
    end

    it "raises an error unless both vectors have dimension 3" do
      -> {
        Vector[1, 2, 3].cross_product(Vector[0, -4])
      }.should raise_error(Vector::ErrDimensionMismatch)
    end
  end
end