libStatGen Software  1
StringTest.cpp
1 /*
2  * Copyright (C) 2011 Regents of the University of Michigan
3  *
4  * This program is free software: you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation, either version 3 of the License, or
7  * (at your option) any later version.
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program. If not, see <http://www.gnu.org/licenses/>.
16  */
17 #include "StringTest.h"
18 #include <assert.h>
19 
20 
21 int main(int argc, char ** argv)
22 {
23 
24  testAsInteger();
25 
26  testReadLine();
27 }
28 
29 void testAsInteger()
30 {
31  // Test AsInteger with ints & negative ints.
32  String intString = "123";
33  String negIntString = "-123";
34  assert(intString.AsInteger() == 123);
35  assert(negIntString.AsInteger() == -123);
36 
37  // Run the same tests with AsInteger that returns a bool and takes
38  // in a long to set.
39  long retValue;
40  assert(intString.AsInteger(retValue));
41  assert(retValue == 123);
42  assert(negIntString.AsInteger(retValue));
43  assert(retValue == -123);
44 
45 
46  // Strings that are not integers
47  // For AsInteger, it returns just the starting integer portion.
48  // For AsInteger that returns a bool and a long set, it returns false
49  // and sets the long to the starting int.
50  String nonIntString = "abd";
51  assert(nonIntString.AsInteger() == 0);
52  assert(!nonIntString.AsInteger(retValue));
53 
54  nonIntString = "12ab33";
55  assert(nonIntString.AsInteger() == 12);
56  assert(!nonIntString.AsInteger(retValue));
57  assert(retValue == 12);
58  nonIntString = "as12ab3a4sd";
59  assert(nonIntString.AsInteger() == 0);
60  assert(!nonIntString.AsInteger(retValue));
61  assert(retValue == 0);
62  // Negatives are only recognized as the first characer.
63  nonIntString = "-12ab3a4sd";
64  assert(nonIntString.AsInteger() == -12);
65  assert(!nonIntString.AsInteger(retValue));
66  assert(retValue == -12);
67  nonIntString = "-as12ab3a4sd";
68  assert(nonIntString.AsInteger() == 0);
69  assert(!nonIntString.AsInteger(retValue));
70  assert(retValue == 0);
71  nonIntString = "as-12ab3a4sd";
72  assert(nonIntString.AsInteger() == 0);
73  assert(!nonIntString.AsInteger(retValue));
74  assert(retValue == 0);
75  nonIntString = "as12-ab3a4sd";
76  assert(nonIntString.AsInteger() == 0);
77  assert(!nonIntString.AsInteger(retValue));
78  assert(retValue == 0);
79 }
80 
81 int temp1 = 0;
82 
83 void testReadLine()
84 {
85  IFILE filePtr = ifopen("testFiles/testFile.txt", "rb");
86  assert(filePtr != NULL);
87 
88  String line = "";
89  line.ReadLine(filePtr);
90 
91  assert(line == " Hello, I am a testFile. ");
92 
93  line.Trim();
94  assert(line == "Hello, I am a testFile.");
95 
96 
97  // Does not compile in current version, but compiles in old verison.
98  // This can be added back in to ensure that it will catch the difference
99  // in return value for ReadLine (now: int; used to be: string&)
100  // testMethod(line.ReadLine(filePtr));
101  line.ReadLine(filePtr);
102  assert(temp1 == 0);
103  testMethod(line);
104  assert(temp1 == 1);
105 
106  // line.ReadLine(filePtr).Trim();
107  line.ReadLine(filePtr);
108  line.Trim();
109 
110  assert(line == "ThirdLine.");
111 
112  ifclose(filePtr);
113 }
114 
115 
116 void testMethod(String temp)
117 {
118  temp1 = 1;
119 }
String
Definition: StringBasics.h:39
ifopen
IFILE ifopen(const char *filename, const char *mode, InputFile::ifileCompression compressionMode=InputFile::DEFAULT)
Open a file with the specified name and mode, using a filename of "-" to indicate stdin/stdout.
Definition: InputFile.h:562
InputFile
Class for easily reading/writing files without having to worry about file type (uncompressed,...
Definition: InputFile.h:37
ifclose
int ifclose(IFILE &file)
Close the file.
Definition: InputFile.h:580