"Fossies" - the Fresh Open Source Software Archive  

Source code changes of the file "core/src/test/java/com/google/zxing/common/StringUtilsTestCase.java" between
zxing-zxing-3.4.1.tar.gz and zxing-zxing-3.5.0.tar.gz

About: ZXing ("zebra crossing") is a multi-format 1D/2D barcode image processing library implemented in Java, with ports to other languages. Info: Project is in maintenance mode (no active development).

StringUtilsTestCase.java  (zxing-zxing-3.4.1):StringUtilsTestCase.java  (zxing-zxing-3.5.0)
skipping to change at line 23 skipping to change at line 23
* See the License for the specific language governing permissions and * See the License for the specific language governing permissions and
* limitations under the License. * limitations under the License.
*/ */
package com.google.zxing.common; package com.google.zxing.common;
import org.junit.Assert; import org.junit.Assert;
import org.junit.Test; import org.junit.Test;
import java.nio.charset.Charset; import java.nio.charset.Charset;
import java.nio.charset.StandardCharsets;
import java.util.Random;
/** /**
* Tests {@link StringUtils}. * Tests {@link StringUtils}.
*/ */
public final class StringUtilsTestCase extends Assert { public final class StringUtilsTestCase extends Assert {
@Test @Test
public void testRandom() {
Random r = new Random(1234L);
byte[] bytes = new byte[1000];
r.nextBytes(bytes);
assertEquals(Charset.defaultCharset(), StringUtils.guessCharset(bytes, null)
);
}
@Test
public void testShortShiftJIS1() { public void testShortShiftJIS1() {
// ÈáëÈ≠ö // 金魚
doTest(new byte[] { (byte) 0x8b, (byte) 0xe0, (byte) 0x8b, (byte) 0x9b, }, " doTest(new byte[] { (byte) 0x8b, (byte) 0xe0, (byte) 0x8b, (byte) 0x9b, }, S
SJIS"); tringUtils.SHIFT_JIS_CHARSET, "SJIS");
} }
@Test @Test
public void testShortISO885911() { public void testShortISO885911() {
// b√•d // båd
doTest(new byte[] { (byte) 0x62, (byte) 0xe5, (byte) 0x64, }, "ISO-8859-1"); doTest(new byte[] { (byte) 0x62, (byte) 0xe5, (byte) 0x64, }, StandardCharse
ts.ISO_8859_1, "ISO8859_1");
}
@Test
public void testShortUTF81() {
// Español
doTest(new byte[] { (byte) 0x45, (byte) 0x73, (byte) 0x70, (byte) 0x61, (byt
e) 0xc3,
(byte) 0xb1, (byte) 0x6f, (byte) 0x6c },
StandardCharsets.UTF_8, "UTF8");
} }
@Test @Test
public void testMixedShiftJIS1() { public void testMixedShiftJIS1() {
// Hello Èáë! // Hello !
doTest(new byte[] { (byte) 0x48, (byte) 0x65, (byte) 0x6c, (byte) 0x6c, (byt e) 0x6f, doTest(new byte[] { (byte) 0x48, (byte) 0x65, (byte) 0x6c, (byte) 0x6c, (byt e) 0x6f,
(byte) 0x20, (byte) 0x8b, (byte) 0xe0, (byte) 0x21, }, (byte) 0x20, (byte) 0x8b, (byte) 0xe0, (byte) 0x21, },
"SJIS"); StringUtils.SHIFT_JIS_CHARSET, "SJIS");
}
@Test
public void testUTF16BE() {
// 调压柜
doTest(new byte[] { (byte) 0xFE, (byte) 0xFF, (byte) 0x8c, (byte) 0x03, (byt
e) 0x53, (byte) 0x8b,
(byte) 0x67, (byte) 0xdc, },
StandardCharsets.UTF_16,
StandardCharsets.UTF_16.name());
}
@Test
public void testUTF16LE() {
// 调压柜
doTest(new byte[] { (byte) 0xFF, (byte) 0xFE, (byte) 0x03, (byte) 0x8c, (byt
e) 0x8b, (byte) 0x53,
(byte) 0xdc, (byte) 0x67, },
StandardCharsets.UTF_16,
StandardCharsets.UTF_16.name());
} }
private static void doTest(byte[] bytes, String charsetName) { private static void doTest(byte[] bytes, Charset charset, String encoding) {
Charset charset = Charset.forName(charsetName); Charset guessedCharset = StringUtils.guessCharset(bytes, null);
String guessedName = StringUtils.guessEncoding(bytes, null); String guessedEncoding = StringUtils.guessEncoding(bytes, null);
Charset guessedEncoding = Charset.forName(guessedName); assertEquals(charset, guessedCharset);
assertEquals(charset, guessedEncoding); assertEquals(encoding, guessedEncoding);
} }
/** /**
* Utility for printing out a string in given encoding as a Java statement, si nce it's better * Utility for printing out a string in given encoding as a Java statement, si nce it's better
* to write that into the Java source file rather than risk character encoding issues in the * to write that into the Java source file rather than risk character encoding issues in the
* source file itself. * source file itself.
* *
* @param args command line arguments * @param args command line arguments
*/ */
public static void main(String[] args) { public static void main(String[] args) {
String text = args[0]; String text = args[0];
Charset charset = Charset.forName(args[1]); Charset charset = Charset.forName(args[1]);
StringBuilder declaration = new StringBuilder(); StringBuilder declaration = new StringBuilder();
declaration.append("new byte[] { "); declaration.append("new byte[] { ");
for (byte b : text.getBytes(charset)) { for (byte b : text.getBytes(charset)) {
declaration.append("(byte) 0x"); declaration.append("(byte) 0x");
declaration.append(Integer.toHexString(b & 0xFF)); int value = b & 0xFF;
if (value < 0x10) {
declaration.append('0');
}
declaration.append(Integer.toHexString(value));
declaration.append(", "); declaration.append(", ");
} }
declaration.append('}'); declaration.append('}');
System.out.println(declaration); System.out.println(declaration);
} }
} }
 End of changes. 8 change blocks. 
13 lines changed or deleted 58 lines changed or added

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