1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
|
require File.expand_path('../../../spec_helper', __FILE__)
require File.expand_path('../fixtures/classes', __FILE__)
# Array#nitems was removed from Ruby 1.9.
ruby_version_is '' ... '1.9' do
describe "Array#nitems" do
it "returns the number of non-nil elements" do
[nil].nitems.should == 0
[].nitems.should == 0
[1, 2, 3, nil].nitems.should == 3
[1, 2, 3].nitems.should == 3
[1, nil, 2, 3, nil, nil, 4].nitems.should == 4
[1, nil, 2, false, 3, nil, nil, 4].nitems.should == 5
end
it "properly handles recursive arrays" do
empty = ArraySpecs.empty_recursive_array
empty.nitems.should == 1
array = ArraySpecs.recursive_array
array.nitems.should == 8
[nil, empty, array].nitems.should == 2
end
end
end
|
