Sha256: 3cd14029d2042c6bb90f63ec71326680fcefbbf43bb0f0baab7db36d582468fd
Contents?: true
Size: 1.52 KB
Versions: 57
Compression:
Stored size: 1.52 KB
Contents
require File.expand_path(File.dirname(__FILE__) + '/spec_helper')
describe "ArrayExt" do
it "should be able to do powersets" do
ps = Knj::ArrayExt.powerset(:arr => [1, 2, 3, 4]).to_a
raise "Expected length of 16 but it wasnt: #{ps.length}" if ps.length != 16
ite = 0
Knj::ArrayExt.powerset(:arr => [1, 2, 3, 4]) do |arr|
ite += 1
end
raise "Expected block to be executed 16 times but it wasnt: #{ite}" if ite != 16
end
it "should be able to divide arrays" do
arr = [1, 2, 3, 4, 6, 7, 8, 9, 15, 16, 17, 18]
res = Knj::ArrayExt.divide(:arr => arr) do |a, b|
if (b - a) > 1
false
else
true
end
end
raise "Expected length of 3 but it wasnt: #{res.length}" if res.length != 3
raise "Expected length of 4 but it wasnt: #{res[0].length}" if res[0].length != 4
raise "Expected length of 3 but it wasnt: #{res[1].length}" if res[1].length != 3
raise "Expected length of 3 but it wasnt: #{res[2].length}" if res[2].length != 3
end
it "should be able to make ago-strings" do
arr = [1, 2]
Knj::ArrayExt.force_no_cols(:arr => arr, :no => 1)
raise "Expected length of 1 but got: #{arr.length}" if arr.length != 1
raise "Expected element to be 1 but it wasnt: #{arr[0]}" if arr[0] != 1
Knj::ArrayExt.force_no_cols(:arr => arr, :no => 3, :empty => "test")
raise "Expected length of 3 but got: #{arr.lengtj}" if arr.length != 3
raise "Expected element 2 to be 'test' but it wasnt: #{arr[2]}" if arr[2] != "test"
end
end
Version data entries
57 entries across 57 versions & 1 rubygems