GsmBasicCharsetExtensionTableCounter.java

package fr.sii.ogham.sms.splitter;

/**
 * Every character present in base character table count as 1 octet.
 * 
 * Every character present in extended character table count as 2 octets (escape
 * character followed by extension character).
 * 
 * @author Aurélien Baudet
 */
public class GsmBasicCharsetExtensionTableCounter implements LengthCounter {
	private static final int MAXIMUM_SPLIT_SEGMENT_LENGTH = 153;
	private static final char[] EXT_CHARS = { '\f', '^', '{', '}', '\\', '[', '~', ']', '|', '\u20ac' };

	/**
	 * If extended characters are found in the string, each character must be
	 * count as 2 characters. As they are already present in the original
	 * string, add the number of extended characters to original string length.
	 */
	@Override
	public int count(String str) {
		int originalLength = str.length();
		int extendedChars = countExtendedChars(str);
		// There is a edge case where the whole message can't fit in a single
		// segment, contains extended characters only and the segments are full.
		//
		// As the message can't fit in one segment so it must be
		// split in segments of 153 characters.
		// So it could hypothetically fit in segments of 153 characters.
		// But it can't because the extended character can't be cut in the
		// middle.
		// We need to add 1 to message length to generate an additional segment
		// TODO: improve this
		if (originalLength == extendedChars && extendedChars % MAXIMUM_SPLIT_SEGMENT_LENGTH == 0) {
			return originalLength + extendedChars + 1;
		}
		return originalLength + extendedChars;
	}

	private static int countExtendedChars(String str) {
		int found = 0;
		int len = str.length();
		for (int i = 0; i < len; i++) {
			int search = 0;
			char c = str.charAt(i);
			for (; search < EXT_CHARS.length; search++) {
				if (c == EXT_CHARS[search]) {
					found++;
					break;
				}
			}
		}
		return found;
	}

}










Active mutators

Tests examined

Report generated by PIT 1.13.1

1		package fr.sii.ogham.sms.splitter;
2
3		/**
4		* Every character present in base character table count as 1 octet.
5		*
6		* Every character present in extended character table count as 2 octets (escape
7		* character followed by extension character).
8		*
9		* @author Aurélien Baudet
10		*/
11		public class GsmBasicCharsetExtensionTableCounter implements LengthCounter {
12		private static final int MAXIMUM_SPLIT_SEGMENT_LENGTH = 153;
13		private static final char[] EXT_CHARS = { '\f', '^', '{', '}', '\\', '[', '~', ']', '\|', '\u20ac' };
14
15		/**
16		* If extended characters are found in the string, each character must be
17		* count as 2 characters. As they are already present in the original
18		* string, add the number of extended characters to original string length.
19		*/
20		@Override
21		public int count(String str) {
22		int originalLength = str.length();
23		int extendedChars = countExtendedChars(str);
24		// There is a edge case where the whole message can't fit in a single
25		// segment, contains extended characters only and the segments are full.
26		//
27		// As the message can't fit in one segment so it must be
28		// split in segments of 153 characters.
29		// So it could hypothetically fit in segments of 153 characters.
30		// But it can't because the extended character can't be cut in the
31		// middle.
32		// We need to add 1 to message length to generate an additional segment
33		// TODO: improve this
34	3 1. count : negated conditional → RUN_ERROR 2. count : Replaced integer modulus with multiplication → RUN_ERROR 3. count : negated conditional → RUN_ERROR	if (originalLength == extendedChars && extendedChars % MAXIMUM_SPLIT_SEGMENT_LENGTH == 0) {
35	3 1. count : Replaced integer addition with subtraction → RUN_ERROR 2. count : Replaced integer addition with subtraction → RUN_ERROR 3. count : replaced int return with 0 for fr/sii/ogham/sms/splitter/GsmBasicCharsetExtensionTableCounter::count → RUN_ERROR	return originalLength + extendedChars + 1;
36		}
37	2 1. count : Replaced integer addition with subtraction → RUN_ERROR 2. count : replaced int return with 0 for fr/sii/ogham/sms/splitter/GsmBasicCharsetExtensionTableCounter::count → RUN_ERROR	return originalLength + extendedChars;
38		}
39
40		private static int countExtendedChars(String str) {
41		int found = 0;
42		int len = str.length();
43	2 1. countExtendedChars : negated conditional → RUN_ERROR 2. countExtendedChars : changed conditional boundary → RUN_ERROR	for (int i = 0; i < len; i++) {
44		int search = 0;
45		char c = str.charAt(i);
46	2 1. countExtendedChars : changed conditional boundary → RUN_ERROR 2. countExtendedChars : negated conditional → RUN_ERROR	for (; search < EXT_CHARS.length; search++) {
47	1 1. countExtendedChars : negated conditional → RUN_ERROR	if (c == EXT_CHARS[search]) {
48	1 1. countExtendedChars : Changed increment from 1 to -1 → RUN_ERROR	found++;
49		break;
50		}
51		}
52		}
53	1 1. countExtendedChars : replaced int return with 0 for fr/sii/ogham/sms/splitter/GsmBasicCharsetExtensionTableCounter::countExtendedChars → RUN_ERROR	return found;
54		}
55
56		}
		Mutations
34		1.1 Location : count Killed by : negated conditional → RUN_ERROR 2.2 Location : count Killed by : Replaced integer modulus with multiplication → RUN_ERROR 3.3 Location : count Killed by : negated conditional → RUN_ERROR
35		1.1 Location : count Killed by : Replaced integer addition with subtraction → RUN_ERROR 2.2 Location : count Killed by : Replaced integer addition with subtraction → RUN_ERROR 3.3 Location : count Killed by : replaced int return with 0 for fr/sii/ogham/sms/splitter/GsmBasicCharsetExtensionTableCounter::count → RUN_ERROR
37		1.1 Location : count Killed by : Replaced integer addition with subtraction → RUN_ERROR 2.2 Location : count Killed by : replaced int return with 0 for fr/sii/ogham/sms/splitter/GsmBasicCharsetExtensionTableCounter::count → RUN_ERROR
43		1.1 Location : countExtendedChars Killed by : negated conditional → RUN_ERROR 2.2 Location : countExtendedChars Killed by : changed conditional boundary → RUN_ERROR
46		1.1 Location : countExtendedChars Killed by : changed conditional boundary → RUN_ERROR 2.2 Location : countExtendedChars Killed by : negated conditional → RUN_ERROR
47		1.1 Location : countExtendedChars Killed by : negated conditional → RUN_ERROR
48		1.1 Location : countExtendedChars Killed by : Changed increment from 1 to -1 → RUN_ERROR
53		1.1 Location : countExtendedChars Killed by : replaced int return with 0 for fr/sii/ogham/sms/splitter/GsmBasicCharsetExtensionTableCounter::countExtendedChars → RUN_ERROR

GsmBasicCharsetExtensionTableCounter.java

Mutations

Active mutators

Tests examined