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
|
require File.expand_path('../../../spec_helper', __FILE__)
require File.expand_path('../fixtures/classes', __FILE__)
describe "Module#<=>" do
it "returns -1 if self is a subclass of or includes the given module" do
(ModuleSpecs::Child <=> ModuleSpecs::Parent).should == -1
(ModuleSpecs::Child <=> ModuleSpecs::Basic).should == -1
(ModuleSpecs::Child <=> ModuleSpecs::Super).should == -1
(ModuleSpecs::Super <=> ModuleSpecs::Basic).should == -1
end
it "returns 0 if self is the same as the given module" do
(ModuleSpecs::Child <=> ModuleSpecs::Child).should == 0
(ModuleSpecs::Parent <=> ModuleSpecs::Parent).should == 0
(ModuleSpecs::Basic <=> ModuleSpecs::Basic).should == 0
(ModuleSpecs::Super <=> ModuleSpecs::Super).should == 0
end
it "returns +1 if self is a superclas of or included by the given module" do
(ModuleSpecs::Parent <=> ModuleSpecs::Child).should == +1
(ModuleSpecs::Basic <=> ModuleSpecs::Child).should == +1
(ModuleSpecs::Super <=> ModuleSpecs::Child).should == +1
(ModuleSpecs::Basic <=> ModuleSpecs::Super).should == +1
end
it "returns nil if self and the given module are not related" do
(ModuleSpecs::Parent <=> ModuleSpecs::Basic).should == nil
(ModuleSpecs::Parent <=> ModuleSpecs::Super).should == nil
(ModuleSpecs::Basic <=> ModuleSpecs::Parent).should == nil
(ModuleSpecs::Super <=> ModuleSpecs::Parent).should == nil
end
it "returns nil if the argument is not a class/module" do
(ModuleSpecs::Parent <=> mock('x')).should == nil
end
end
|
