| /* |
| * Copyright 2014 ZXing authors |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.google.zxing.oned; |
| |
| import com.google.zxing.common.BitMatrixTestCase; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import com.google.zxing.BarcodeFormat; |
| import com.google.zxing.EncodeHintType; |
| import com.google.zxing.Result; |
| import com.google.zxing.Writer; |
| import com.google.zxing.WriterException; |
| import com.google.zxing.common.BitArray; |
| import com.google.zxing.common.BitMatrix; |
| |
| import java.util.Map; |
| import java.util.EnumMap; |
| |
| /** |
| * Tests {@link Code128Writer}. |
| */ |
| public class Code128WriterTestCase extends Assert { |
| |
| private static final String FNC1 = "11110101110"; |
| private static final String FNC2 = "11110101000"; |
| private static final String FNC3 = "10111100010"; |
| private static final String FNC4A = "11101011110"; |
| private static final String FNC4B = "10111101110"; |
| private static final String START_CODE_A = "11010000100"; |
| private static final String START_CODE_B = "11010010000"; |
| private static final String START_CODE_C = "11010011100"; |
| private static final String SWITCH_CODE_A = "11101011110"; |
| private static final String SWITCH_CODE_B = "10111101110"; |
| private static final String QUIET_SPACE = "00000"; |
| private static final String STOP = "1100011101011"; |
| private static final String LF = "10000110010"; |
| |
| private Writer writer; |
| private Code128Reader reader; |
| |
| @Before |
| public void setUp() { |
| writer = new Code128Writer(); |
| reader = new Code128Reader(); |
| } |
| |
| @Test |
| public void testEncodeWithFunc3() throws WriterException { |
| String toEncode = "\u00f3" + "123"; |
| String expected = QUIET_SPACE + START_CODE_B + FNC3 + |
| // "1" "2" "3" check digit 51 |
| "10011100110" + "11001110010" + "11001011100" + "11101000110" + STOP + QUIET_SPACE; |
| |
| BitMatrix result = writer.encode(toEncode, BarcodeFormat.CODE_128, 0, 0); |
| |
| String actual = BitMatrixTestCase.matrixToString(result); |
| assertEquals(expected, actual); |
| } |
| |
| @Test |
| public void testEncodeWithFunc2() throws WriterException { |
| String toEncode = "\u00f2" + "123"; |
| String expected = QUIET_SPACE + START_CODE_B + FNC2 + |
| // "1" "2" "3" check digit 56 |
| "10011100110" + "11001110010" + "11001011100" + "11100010110" + STOP + QUIET_SPACE; |
| |
| BitMatrix result = writer.encode(toEncode, BarcodeFormat.CODE_128, 0, 0); |
| |
| String actual = BitMatrixTestCase.matrixToString(result); |
| assertEquals(expected, actual); |
| } |
| |
| @Test |
| public void testEncodeWithFunc1() throws WriterException { |
| String toEncode = "\u00f1" + "123"; |
| String expected = QUIET_SPACE + START_CODE_C + FNC1 + |
| // "12" "3" check digit 92 |
| "10110011100" + SWITCH_CODE_B + "11001011100" + "10101111000" + STOP + QUIET_SPACE; |
| |
| BitMatrix result = writer.encode(toEncode, BarcodeFormat.CODE_128, 0, 0); |
| |
| String actual = BitMatrixTestCase.matrixToString(result); |
| assertEquals(expected, actual); |
| } |
| |
| @Test |
| public void testRoundtrip() throws Exception { |
| String toEncode = "\u00f1" + "10958" + "\u00f1" + "17160526"; |
| String expected = "1095817160526"; |
| |
| BitMatrix encResult = writer.encode(toEncode, BarcodeFormat.CODE_128, 0, 0); |
| BitArray row = encResult.getRow(0, null); |
| Result rtResult = reader.decodeRow(0, row, null); |
| String actual = rtResult.getText(); |
| assertEquals(expected, actual); |
| } |
| |
| @Test |
| public void testEncodeWithFunc4() throws WriterException { |
| String toEncode = "\u00f4" + "123"; |
| String expected = QUIET_SPACE + START_CODE_B + FNC4B + |
| // "1" "2" "3" check digit 59 |
| "10011100110" + "11001110010" + "11001011100" + "11100011010" + STOP + QUIET_SPACE; |
| |
| BitMatrix result = writer.encode(toEncode, BarcodeFormat.CODE_128, 0, 0); |
| |
| String actual = BitMatrixTestCase.matrixToString(result); |
| assertEquals(expected, actual); |
| } |
| |
| @Test |
| public void testEncodeWithFncsAndNumberInCodesetA() throws Exception { |
| String toEncode = "\n" + "\u00f1" + "\u00f4" + "1" + "\n"; |
| |
| String expected = QUIET_SPACE + START_CODE_A + LF + FNC1 + FNC4A + |
| "10011100110" + LF + "10101111000" + STOP + QUIET_SPACE; |
| |
| BitMatrix result = writer.encode(toEncode, BarcodeFormat.CODE_128, 0, 0); |
| |
| String actual = BitMatrixTestCase.matrixToString(result); |
| |
| assertEquals(expected, actual); |
| } |
| |
| @Test |
| public void testEncodeSwitchBetweenCodesetsAAndB() throws Exception { |
| // start with A switch to B and back to A |
| testEncode("\0ABab\u0010", QUIET_SPACE + START_CODE_A + |
| // "\0" "A" "B" Switch to B "a" "b" |
| "10100001100" + "10100011000" + "10001011000" + SWITCH_CODE_B + "10010110000" + "10010000110" + |
| // Switch to A "\u0010" check digit |
| SWITCH_CODE_A + "10100111100" + "11001110100" + STOP + QUIET_SPACE); |
| |
| // start with B switch to A and back to B |
| testEncode("ab\0ab", QUIET_SPACE + START_CODE_B + |
| // "a" "b" Switch to A "\0" Switch to B |
| "10010110000" + "10010000110" + SWITCH_CODE_A + "10100001100" + SWITCH_CODE_B + |
| // "a" "b" check digit |
| "10010110000" + "10010000110" + "11010001110" + STOP + QUIET_SPACE); |
| } |
| |
| private void testEncode(String toEncode, String expected) throws Exception { |
| BitMatrix result = writer.encode(toEncode, BarcodeFormat.CODE_128, 0, 0); |
| |
| String actual = BitMatrixTestCase.matrixToString(result); |
| assertEquals(toEncode, expected, actual); |
| |
| BitArray row = result.getRow(0, null); |
| Result rtResult = reader.decodeRow(0, row, null); |
| String actualRoundtripResultText = rtResult.getText(); |
| assertEquals(toEncode, actualRoundtripResultText); |
| } |
| |
| @Test(expected = IllegalArgumentException.class) |
| public void testEncodeWithForcedCodeSetFailureCodeSetABadCharacter() throws Exception { |
| // Lower case characters should not be accepted when the code set is forced to A. |
| String toEncode = "ASDFx0123"; |
| |
| Map<EncodeHintType, Object> hints = new EnumMap<>(EncodeHintType.class); |
| hints.put(EncodeHintType.FORCE_CODE_SET, "A"); |
| BitMatrix result = writer.encode(toEncode, BarcodeFormat.CODE_128, 0, 0, hints); |
| } |
| |
| @Test(expected = IllegalArgumentException.class) |
| public void testEncodeWithForcedCodeSetFailureCodeSetBBadCharacter() throws Exception { |
| String toEncode = "ASdf\00123"; // \0 (ascii value 0) |
| // Characters with ASCII value below 32 should not be accepted when the code set is forced to B. |
| |
| Map<EncodeHintType, Object> hints = new EnumMap<>(EncodeHintType.class); |
| hints.put(EncodeHintType.FORCE_CODE_SET, "B"); |
| BitMatrix result = writer.encode(toEncode, BarcodeFormat.CODE_128, 0, 0, hints); |
| } |
| |
| @Test(expected = IllegalArgumentException.class) |
| public void testEncodeWithForcedCodeSetFailureCodeSetCBadCharactersNonNum() throws Exception { |
| String toEncode = "123a5678"; |
| // Non-digit characters should not be accepted when the code set is forced to C. |
| |
| Map<EncodeHintType, Object> hints = new EnumMap<>(EncodeHintType.class); |
| hints.put(EncodeHintType.FORCE_CODE_SET, "C"); |
| BitMatrix result = writer.encode(toEncode, BarcodeFormat.CODE_128, 0, 0, hints); |
| } |
| |
| @Test(expected = IllegalArgumentException.class) |
| public void testEncodeWithForcedCodeSetFailureCodeSetCBadCharactersFncCode() throws Exception { |
| String toEncode = "123\u00f2a678"; |
| // Function codes other than 1 should not be accepted when the code set is forced to C. |
| |
| Map<EncodeHintType, Object> hints = new EnumMap<>(EncodeHintType.class); |
| hints.put(EncodeHintType.FORCE_CODE_SET, "C"); |
| BitMatrix result = writer.encode(toEncode, BarcodeFormat.CODE_128, 0, 0, hints); |
| } |
| |
| @Test(expected = IllegalArgumentException.class) |
| public void testEncodeWithForcedCodeSetFailureCodeSetCWrongAmountOfDigits() throws Exception { |
| String toEncode = "123456789"; |
| // An uneven amount of digits should not be accepted when the code set is forced to C. |
| |
| Map<EncodeHintType, Object> hints = new EnumMap<>(EncodeHintType.class); |
| hints.put(EncodeHintType.FORCE_CODE_SET, "C"); |
| BitMatrix result = writer.encode(toEncode, BarcodeFormat.CODE_128, 0, 0, hints); |
| } |
| |
| @Test |
| public void testEncodeWithForcedCodeSetFailureCodeSetA() throws Exception { |
| String toEncode = "AB123"; |
| // would default to B "A" "B" "1" |
| String expected = QUIET_SPACE + START_CODE_A + "10100011000" + "10001011000" + "10011100110" + |
| // "2" "3" check digit 10 |
| "11001110010" + "11001011100" + "11001000100" + STOP + QUIET_SPACE; |
| |
| Map<EncodeHintType, Object> hints = new EnumMap<>(EncodeHintType.class); |
| hints.put(EncodeHintType.FORCE_CODE_SET, "A"); |
| BitMatrix result = writer.encode(toEncode, BarcodeFormat.CODE_128, 0, 0, hints); |
| |
| String actual = BitMatrixTestCase.matrixToString(result); |
| assertEquals(expected, actual); |
| } |
| |
| @Test |
| public void testEncodeWithForcedCodeSetFailureCodeSetB() throws Exception { |
| String toEncode = "1234"; |
| // would default to C "1" "2" "3" |
| String expected = QUIET_SPACE + START_CODE_B + "10011100110" + "11001110010" + "11001011100" + |
| // "4" check digit 88 |
| "11001001110" + "11110010010" + STOP + QUIET_SPACE; |
| |
| Map<EncodeHintType, Object> hints = new EnumMap<>(EncodeHintType.class); |
| hints.put(EncodeHintType.FORCE_CODE_SET, "B"); |
| BitMatrix result = writer.encode(toEncode, BarcodeFormat.CODE_128, 0, 0, hints); |
| |
| String actual = BitMatrixTestCase.matrixToString(result); |
| assertEquals(expected, actual); |
| } |
| } |