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
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
|
require 'spec_helper'
module RSpec
module Mocks
describe "Serialization of mocked objects" do
class SerializableObject < Struct.new(:foo, :bar); end
def self.with_yaml_loaded(&block)
context 'with YAML loaded' do
module_eval(&block)
end
end
def self.without_yaml_loaded(&block)
context 'without YAML loaded' do
before do
# We can't really unload yaml, but we can fake it here...
hide_const("YAML")
Struct.class_eval do
alias __old_to_yaml to_yaml
undef to_yaml
end
end
module_eval(&block)
after do
Struct.class_eval do
alias to_yaml __old_to_yaml
undef __old_to_yaml
end
end
end
end
let(:serializable_object) { RSpec::Mocks::SerializableObject.new(7, "something") }
def set_stub
serializable_object.stub(:bazz => 5)
end
shared_examples_for 'normal YAML serialization' do
it 'serializes to yaml the same with and without stubbing, using #to_yaml' do
expect { set_stub }.to_not change { serializable_object.to_yaml }
end
it 'serializes to yaml the same with and without stubbing, using YAML.dump' do
expect { set_stub }.to_not change { ::YAML.dump(serializable_object) }
end
end
with_yaml_loaded do
compiled_with_psych = begin
require 'psych'
true
rescue LoadError
false
end
if compiled_with_psych
context 'using Syck as the YAML engine' do
before(:each) { ::YAML::ENGINE.yamler = 'syck' }
it_behaves_like 'normal YAML serialization'
end
context 'using Psych as the YAML engine' do
before(:each) { ::YAML::ENGINE.yamler = 'psych' }
it_behaves_like 'normal YAML serialization'
end
else
it_behaves_like 'normal YAML serialization'
end
end
without_yaml_loaded do
it 'does not add #to_yaml to the stubbed object' do
expect(serializable_object).not_to respond_to(:to_yaml)
set_stub
expect(serializable_object).not_to respond_to(:to_yaml)
end
end
it 'marshals the same with and without stubbing' do
expect { set_stub }.to_not change { Marshal.dump(serializable_object) }
end
end
end
end
|
