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16 package org.supercsv.cellprocessor;
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18 import static org.junit.Assert.assertEquals;
19 import static org.supercsv.SuperCsvTestUtils.ANONYMOUS_CSVCONTEXT;
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21 import org.junit.Before;
22 import org.junit.Test;
23 import org.supercsv.cellprocessor.ift.CellProcessor;
24 import org.supercsv.exception.SuperCsvCellProcessorException;
25 import org.supercsv.mock.IdentityTransform;
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33 public class TrimTest {
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35 private CellProcessor processor;
36 private CellProcessor processorChain;
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41 @Before
42 public void setUp() {
43 processor = new Trim();
44 processorChain = new Trim(new IdentityTransform());
45 }
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48
49
50 @Test
51 public void testInputNoWhitespace() {
52 String input = "abc";
53 assertEquals(input, processor.execute(input, ANONYMOUS_CSVCONTEXT));
54 assertEquals(input, processorChain.execute(input, ANONYMOUS_CSVCONTEXT));
55 }
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58
59
60 @Test
61 public void testInputSurroundingSpace() {
62 String input = " abc ";
63 String expected = "abc";
64 assertEquals(expected, processor.execute(input, ANONYMOUS_CSVCONTEXT));
65 assertEquals(expected, processorChain.execute(input, ANONYMOUS_CSVCONTEXT));
66 }
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71 @Test
72 public void testInputSurroundingWhitespace() {
73 String input = "\tabc \n";
74 String expected = "abc";
75 assertEquals(expected, processor.execute(input, ANONYMOUS_CSVCONTEXT));
76 assertEquals(expected, processorChain.execute(input, ANONYMOUS_CSVCONTEXT));
77 }
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82 @Test(expected = SuperCsvCellProcessorException.class)
83 public void testWithNull() {
84 processor.execute(null, ANONYMOUS_CSVCONTEXT);
85 }
86
87 }