1require File.dirname(__FILE__) + '/../../spec_helper.rb'
2
3describe "should be_predicate" do
4 it "should pass when actual returns true for :predicate?" do
5 actual = stub("actual", :happy? => true)
6 actual.should be_happy
7 end
8
9 it "should pass when actual returns true for :predicates? (present tense)" do
10 actual = stub("actual", :exists? => true)
11 actual.should be_exist
12 end
13
14 it "should fail when actual returns false for :predicate?" do
15 actual = stub("actual", :happy? => false)
16 lambda {
17 actual.should be_happy
18 }.should fail_with("expected happy? to return true, got false")
19 end
20
21 it "should fail when actual does not respond to :predicate?" do
22 lambda {
23 Object.new.should be_happy
24 }.should raise_error(NameError)
25 end
26end
27
28describe "should_not be_predicate" do
29 it "should pass when actual returns false for :sym?" do
30 actual = stub("actual", :happy? => false)
31 actual.should_not be_happy
32 end
33
34 it "should fail when actual returns true for :sym?" do
35 actual = stub("actual", :happy? => true)
36 lambda {
37 actual.should_not be_happy
38 }.should fail_with("expected happy? to return false, got true")
39 end
40
41 it "should fail when actual does not respond to :sym?" do
42 lambda {
43 Object.new.should_not be_happy
44 }.should raise_error(NameError)
45 end
46end
47
48describe "should be_predicate(*args)" do
49 it "should pass when actual returns true for :predicate?(*args)" do
50 actual = mock("actual")
51 actual.should_receive(:older_than?).with(3).and_return(true)
52 actual.should be_older_than(3)
53 end
54
55 it "should fail when actual returns false for :predicate?(*args)" do
56 actual = mock("actual")
57 actual.should_receive(:older_than?).with(3).and_return(false)
58 lambda {
59 actual.should be_older_than(3)
60 }.should fail_with("expected older_than?(3) to return true, got false")
61 end
62
63 it "should fail when actual does not respond to :predicate?" do
64 lambda {
65 Object.new.should be_older_than(3)
66 }.should raise_error(NameError)
67 end
68end
69
70describe "should_not be_predicate(*args)" do
71 it "should pass when actual returns false for :predicate?(*args)" do
72 actual = mock("actual")
73 actual.should_receive(:older_than?).with(3).and_return(false)
74 actual.should_not be_older_than(3)
75 end
76
77 it "should fail when actual returns true for :predicate?(*args)" do
78 actual = mock("actual")
79 actual.should_receive(:older_than?).with(3).and_return(true)
80 lambda {
81 actual.should_not be_older_than(3)
82 }.should fail_with("expected older_than?(3) to return false, got true")
83 end
84
85 it "should fail when actual does not respond to :predicate?" do
86 lambda {
87 Object.new.should_not be_older_than(3)
88 }.should raise_error(NameError)
89 end
90end
91
92describe "should be_true" do
93 it "should pass when actual equal(true)" do
94 true.should be_true
95 end
96
97 it "should fail when actual equal(false)" do
98 lambda {
99 false.should be_true
100 }.should fail_with("expected true, got false")
101 end
102end
103
104describe "should be_false" do
105 it "should pass when actual equal(false)" do
106 false.should be_false
107 end
108
109 it "should fail when actual equal(true)" do
110 lambda {
111 true.should be_false
112 }.should fail_with("expected false, got true")
113 end
114end
115
116describe "should be_nil" do
117 it "should pass when actual is nil" do
118 nil.should be_nil
119 end
120
121 it "should fail when actual is not nil" do
122 lambda {
123 :not_nil.should be_nil
124 }.should fail_with("expected nil, got :not_nil")
125 end
126end
127
128describe "should_not be_nil" do
129 it "should pass when actual is not nil" do
130 :not_nil.should_not be_nil
131 end
132
133 it "should fail when actual is nil" do
134 lambda {
135 nil.should_not be_nil
136 }.should fail_with("expected not nil, got nil")
137 end
138end
139
140describe "should be <" do
141 it "should pass when < operator returns true" do
142 3.should be < 4
143 end
144
145 it "should fail when < operator returns false" do
146 lambda { 3.should be < 3 }.should fail_with("expected < 3, got 3")
147 end
148end
149
150describe "should be <=" do
151 it "should pass when <= operator returns true" do
152 3.should be <= 4
153 4.should be <= 4
154 end
155
156 it "should fail when <= operator returns false" do
157 lambda { 3.should be <= 2 }.should fail_with("expected <= 2, got 3")
158 end
159end
160
161describe "should be >=" do
162 it "should pass when >= operator returns true" do
163 4.should be >= 4
164 5.should be >= 4
165 end
166
167 it "should fail when >= operator returns false" do
168 lambda { 3.should be >= 4 }.should fail_with("expected >= 4, got 3")
169 end
170end
171
172describe "should be >" do
173 it "should pass when > operator returns true" do
174 5.should be > 4
175 end
176
177 it "should fail when > operator returns false" do
178 lambda { 3.should be > 4 }.should fail_with("expected > 4, got 3")
179 end
180end
181
182describe "should be ==" do
183 it "should pass when == operator returns true" do
184 5.should be == 5
185 end
186
187 it "should fail when == operator returns false" do
188 lambda { 3.should be == 4 }.should fail_with("expected == 4, got 3")
189 end
190end
191
192describe "should be ===" do
193 it "should pass when === operator returns true" do
194 Hash.should be === Hash.new
195 end
196
197 it "should fail when === operator returns false" do
198 lambda { Hash.should be === "not a hash" }.should fail_with(%[expected === "not a hash", got Hash])
199 end
200end
201
202describe "should be" do
203 it "should pass if actual is true or a set value" do
204 true.should be
205 1.should be
206 end
207
208 it "should fail if actual is false" do
209 lambda {false.should be}.should fail_with("expected if to be satisfied, got false")
210 end
211
212 it "should fail if actual is nil" do
213 lambda {nil.should be}.should fail_with("expected if to be satisfied, got nil")
214 end
215end
216
217describe "should be(value)" do
218 it "should pass if actual.equal?(value)" do
219 5.should be(5)
220 end
221 it "should fail if !actual.equal?(value)" do
222 lambda { 5.should be(6) }.should fail_with("expected 6, got 5")
223 end
224end