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comparison Library/LibrarySystem.Tests/LibrarySystemTests.cs @ 41:dbd242eb9c33

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Initial wave of TDD development
author adminsh@apollo
date Tue, 03 Apr 2012 23:29:32 +0100
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40:64c89891d7b6 41:dbd242eb9c33
1 using LibrarySystem.Core;
2 using LibrarySystem.Interfaces;
3 using NUnit.Framework;
4
5 namespace LibrarySystem.Tests
6 {
7 [TestFixture]
8 public class LibraryTests
9 {
10 /*
11 * Factory that creates:
12 * Library with 10 books (2 x Lord of the Flies, 3 x 1984, 5 x Brave New World)
13 */
14 private ILibrary CreateScenario()
15 {
16 #region Publisher
17
18 IPublisher penguin = new Publisher() {Name = "Penguin"};
19
20 #endregion
21
22 #region Publications
23
24 IPublication lordOfTheFlies = new Publication()
25 {
26 Author = "William Golding",
27 ISBN = "0140283331",
28 Publisher = penguin,
29 Title = "Lord of the Flies"
30 };
31
32 IPublication nineteenEightyFour = new Publication()
33 {
34 Author = "George Orwell",
35 ISBN = "0452284236",
36 Title = "Nineteen Eighty-Four"
37 };
38
39 IPublication braveNewWorld = new Publication()
40 {
41 Author = "Aldous Huxley",
42 ISBN = "0060850523",
43 Title = "Brave New World"
44 };
45
46 #endregion
47
48 #region Books
49
50 // Lord of the flies
51 IBook book1 = new Book(lordOfTheFlies)
52 {Id = "0000001", CurrentFee = 1.25m};
53 IBook book2 = new Book(lordOfTheFlies)
54 {Id = "0000002", CurrentFee = 1.25m};
55 IBook book3 = new Book(lordOfTheFlies)
56 {Id = "0000003", CurrentFee = 1.25m};
57
58 // 1984
59 IBook book4 = new Book(nineteenEightyFour)
60 {Id = "0000004", CurrentFee = 1.5m};
61 IBook book5 = new Book(nineteenEightyFour)
62 {Id = "0000005", CurrentFee = 1.5m};
63
64 // Brave new world
65 IBook book6 = new Book(braveNewWorld)
66 {Id = "0000006", CurrentFee = 1.8m};
67 IBook book7 = new Book(braveNewWorld)
68 {Id = "0000007", CurrentFee = 1.8m};
69 IBook book8 = new Book(braveNewWorld)
70 {Id = "0000008", CurrentFee = 1.8m};
71 IBook book9 = new Book(braveNewWorld)
72 {Id = "0000009", CurrentFee = 1.8m};
73 IBook book10 = new Book(braveNewWorld)
74 {Id = "0000010", CurrentFee = 1.8m};
75
76 #endregion
77
78 #region Library
79
80 ILibrary library = new Library();
81 library.Location = "Leicester Square";
82 library.AddStock(book1, book2, book3, book4, book5, book6, book7, book8, book9, book10);
83
84 #endregion
85
86 return library;
87 }
88
89 [Test]
90 public void AddStockShouldIncreaseStockListCountByOne()
91 {
92 //arrange
93 var library = new Library();
94 var expected = library.StockList.Count + 1;
95 var dummyBook = new Book(new Publication());
96
97 //act
98 library.AddStock(dummyBook);
99 var actual = library.StockList.Count;
100
101 //assert
102 Assert.AreEqual(expected, actual);
103 }
104
105 [Test]
106 public void SearchForAvailableBookByIBSNShouldReturnTrue()
107 {
108 var library = CreateScenario();
109
110 // Lord of the flies
111 var validISBN = "0140283331";
112
113 var actual = library.IsBookAvailableByISBN(validISBN);
114
115 Assert.IsTrue(actual);
116 }
117
118 [Test]
119 public void SearchForUnavailableBookByIBSNShouldReturnFalse()
120 {
121 var library = CreateScenario();
122
123 // rubbish data
124 var invalidISBN = "X";
125
126 var actual = library.IsBookAvailableByISBN(invalidISBN);
127
128 Assert.IsFalse(actual);
129 }
130
131 [Test]
132 public void FindBooksByValidSearchTitleString()
133 {
134 var library = CreateScenario();
135
136 // good search string
137 var searchString = "Flies";
138
139 // number of Lord of the Flies books expected
140 var expected = 3;
141 var actual = library.FindBooks(searchString).Count;
142
143 Assert.AreEqual(expected, actual);
144 }
145
146
147 [Test]
148 public void FindBooksByValidSearchTitleStringLowerCase()
149 {
150 var library = CreateScenario();
151
152 // good search string
153 var searchString = "flies";
154
155 // number of Lord of the Flies books expected
156 var expected = 3;
157 var actual = library.FindBooks(searchString).Count;
158
159 Assert.AreEqual(expected, actual);
160 }
161
162 [Test]
163 public void FindBooksByValidSearchStringMultiplePublications()
164 {
165 var library = CreateScenario();
166
167 // good search string
168 var searchString = "e";
169
170 // number of Lord of the Flies books expected
171 var expected = 10;
172 var actual = library.FindBooks(searchString).Count;
173
174 Assert.AreEqual(expected, actual);
175 }
176
177 [Test]
178 public void FindBooksByValidSearchAuthorString()
179 {
180 var library = CreateScenario();
181
182 // number of Brave New World books expected
183 var expected = 5;
184 var searchString = "ldous";
185
186 var actual = library.FindBooks(searchString).Count;
187
188 Assert.AreEqual(expected, actual);
189 }
190
191 [Test]
192 public void FindBooksByInvalidSearchString()
193 {
194 var library = CreateScenario();
195
196 // rubbish data
197 var searchString = "XYZ";
198
199 var actual = library.FindBooks(searchString);
200
201 Assert.IsEmpty(actual);
202 }
203 }
204 }