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
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
|
require_relative '../../spec_helper'
require_relative 'fixtures/set_like'
require 'set'
set_version = defined?(Set::VERSION) ? Set::VERSION : '1.0.0'
describe "Set#proper_subset?" do
before :each do
@set = Set[1, 2, 3, 4]
end
it "returns true if passed a Set that self is a proper subset of" do
Set[].proper_subset?(@set).should be_true
Set[].proper_subset?(Set[1, 2, 3]).should be_true
Set[].proper_subset?(Set["a", :b, ?c]).should be_true
Set[1, 2, 3].proper_subset?(@set).should be_true
Set[1, 3].proper_subset?(@set).should be_true
Set[1, 2].proper_subset?(@set).should be_true
Set[1].proper_subset?(@set).should be_true
Set[5].proper_subset?(@set).should be_false
Set[1, 5].proper_subset?(@set).should be_false
Set[nil].proper_subset?(@set).should be_false
Set["test"].proper_subset?(@set).should be_false
@set.proper_subset?(@set).should be_false
Set[].proper_subset?(Set[]).should be_false
end
it "raises an ArgumentError when passed a non-Set" do
-> { Set[].proper_subset?([]) }.should raise_error(ArgumentError)
-> { Set[].proper_subset?(1) }.should raise_error(ArgumentError)
-> { Set[].proper_subset?("test") }.should raise_error(ArgumentError)
-> { Set[].proper_subset?(Object.new) }.should raise_error(ArgumentError)
end
version_is(set_version, ""..."1.1.0") do #ruby_version_is ""..."3.3" do
context "when comparing to a Set-like object" do
it "returns true if passed a Set-like object that self is a proper subset of" do
Set[1, 2, 3].proper_subset?(SetSpecs::SetLike.new([1, 2, 3, 4])).should be_true
end
end
end
end
|
