1require File.dirname(__FILE__) + '/story_helper'
2
3module Spec
4 module Story
5 describe Step, "matching" do
6 it "should match a text string" do
7 step = Step.new("this text") {}
8 step.matches?("this text").should be_true
9 end
10
11 it "should not match a text string that does not start the same" do
12 step = Step.new("this text") {}
13 step.matches?("Xthis text").should be_false
14 end
15
16 it "should not match a text string that does not end the same" do
17 step = Step.new("this text") {}
18 step.matches?("this textX").should be_false
19 end
20
21 it "should match a text string with a param" do
22 step = Step.new("this $param text") {}
23 step.matches?("this anything text").should be_true
24 end
25
26 it "should not be greedy" do
27 step = Step.new("enter $value for $key") {}
28 step.parse_args("enter 3 for keys for a piano").should == ['3','keys for a piano']
29 end
30
31 it "should match a text string with 3 params" do
32 step = Step.new("1 $one 2 $two 3 $three 4") {}
33 step.matches?("1 a 2 b 3 c 4").should be_true
34 end
35
36 it "should match a text string with a param at the beginning" do
37 step = Step.new("$one 2 3") {}
38 step.matches?("a 2 3").should be_true
39 end
40
41 it "should match a text string with a param at the end" do
42 step = Step.new("1 2 $three") {}
43 step.matches?("1 2 c").should be_true
44 end
45
46 it "should not match a different string" do
47 step = Step.new("this text") {}
48 step.matches?("other text").should be_false
49 end
50
51 it "should match a regexp" do
52 step = Step.new(/this text/) {}
53 step.matches?("this text").should be_true
54 end
55
56 it "should match a regexp with a match group" do
57 step = Step.new(/this (.*) text/) {}
58 step.matches?("this anything text").should be_true
59 end
60
61 it "should match a regexp with a named variable" do
62 step = Step.new(/this $variable text/) {}
63 step.matches?("this anything text").should be_true
64 end
65
66 it "should not match a non matching regexp" do
67 step = Step.new(/this (.*) text/) {}
68 step.matches?("other anything text").should be_false
69 end
70
71 it "should not match a non matching regexp with a named variable" do
72 step = Step.new(/this $variable text/) {}
73 step.matches?("other anything text").should be_false
74 end
75
76 it "should not get bogged down by parens in strings" do
77 step = Step.new("before () after") {}
78 step.matches?("before () after").should be_true
79 end
80
81 it "should match any option of an alteration" do
82 step = Step.new(/(he|she) is cool/) {}
83 step.matches?("he is cool").should be_true
84 step.matches?("she is cool").should be_true
85 end
86
87 it "should match alteration as well as a variable" do
88 step = Step.new(/(he|she) is (.*)/) {}
89 step.matches?("he is cool").should be_true
90 step.parse_args("he is cool").should == ['he', 'cool']
91 end
92
93 it "should match alteration as well as a named variable" do
94 step = Step.new(/(he|she) is $adjective/) {}
95 step.matches?("he is cool").should be_true
96 step.parse_args("he is cool").should == ['he', 'cool']
97 end
98
99 it "should match alteration as well as a anonymous and named variable" do
100 step = Step.new(/(he|she) is (.*?) $adjective/) {}
101 step.matches?("he is very cool").should be_true
102 step.parse_args("he is very cool").should == ['he', 'very', 'cool']
103 end
104
105 end
106
107 describe Step do
108 it "should make complain with no block" do
109 lambda {
110 step = Step.new("foo")
111 }.should raise_error
112 end
113
114 it "should perform itself on an object" do
115 # given
116 $instance = nil
117 step = Step.new 'step' do
118 $instance = self
119 end
120 instance = Object.new
121
122 # when
123 step.perform(instance, "step")
124
125 # then
126 $instance.should == instance
127 end
128
129 it "should perform itself with one parameter with match expression" do
130 # given
131 $result = nil
132 step = Step.new 'an account with $count dollars' do |count|
133 $result = count
134 end
135 instance = Object.new
136
137 # when
138 args = step.parse_args("an account with 3 dollars")
139 step.perform(instance, *args)
140
141 # then
142 $result.should == "3"
143 end
144
145 it "should perform itself with one parameter without a match expression" do
146 # given
147 $result = nil
148 step = Step.new 'an account with a balance of' do |amount|
149 $result = amount
150 end
151 instance = Object.new
152
153 # when
154 step.perform(instance, 20)
155
156 # then
157 $result.should == 20
158 end
159
160 it "should perform itself with 2 parameters" do
161 # given
162 $account_type = nil
163 $amount = nil
164 step = Step.new 'a $account_type account with $amount dollars' do |account_type, amount|
165 $account_type = account_type
166 $amount = amount
167 end
168 instance = Object.new
169
170 # when
171 args = step.parse_args("a savings account with 3 dollars")
172 step.perform(instance, *args)
173
174 # then
175 $account_type.should == "savings"
176 $amount.should == "3"
177 end
178
179 it "should perform itself when defined with a regexp with 2 parameters" do
180 # given
181 $pronoun = nil
182 $adjective = nil
183 step = Step.new /(he|she) is (.*)/ do |pronoun, adjective|
184 $pronoun = pronoun
185 $adjective = adjective
186 end
187 instance = Object.new
188
189 # when
190 args = step.parse_args("he is cool")
191 step.perform(instance, *args)
192
193 # then
194 $pronoun.should == "he"
195 $adjective.should == "cool"
196 end
197
198 end
199 end
200end