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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/csv/trunk@1739687 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Gary D. Gregory 2016-04-18 04:31:21 +00:00
parent 4d2155ff40
commit 103995083c
1 changed files with 77 additions and 77 deletions
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154
src/test/java/org/apache/commons/csv/CSVParserTest.java
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@ -258,6 +258,11 @@ public class CSVParserTest {
parser.close();
}
@Test(expected = IllegalArgumentException.class)
public void testDuplicateHeaders() throws Exception {
CSVParser.parse("a,b,a\n1,2,3\nx,y,z", CSVFormat.DEFAULT.withHeader(new String[] {}));
}
@Test
public void testEmptyFile() throws Exception {
final CSVParser parser = CSVParser.parse("", CSVFormat.DEFAULT);
@ -299,25 +304,6 @@ public class CSVParserTest {
}
}
@Test
@Ignore
public void testStartWithEmptyLinesThenHeaders() throws Exception {
final String[] codes = {"\r\n\r\n\r\nhello,\r\n\r\n\r\n", "hello,\n\n\n", "hello,\"\"\r\n\r\n\r\n",
"hello,\"\"\n\n\n"};
final String[][] res = {{"hello", ""}, {""}, // Excel format does not ignore empty lines
{""}};
for (final String code : codes) {
final CSVParser parser = CSVParser.parse(code, CSVFormat.EXCEL);
final List<CSVRecord> records = parser.getRecords();
assertEquals(res.length, records.size());
assertTrue(records.size() > 0);
for (int i = 0; i < res.length; i++) {
assertArrayEquals(res[i], records.get(i).values());
}
parser.close();
}
}
@Test
public void testEndOfFileBehaviorCSV() throws Exception {
final String[] codes = { "hello,\r\n\r\nworld,\r\n", "hello,\r\n\r\nworld,", "hello,\r\n\r\nworld,\"\"\r\n",
@ -445,11 +431,6 @@ public class CSVParserTest {
parser.close();
}
@Test(expected = IllegalArgumentException.class)
public void testDuplicateHeaders() throws Exception {
CSVParser.parse("a,b,a\n1,2,3\nx,y,z", CSVFormat.DEFAULT.withHeader(new String[] {}));
}
@Test
public void testGetLine() throws IOException {
final CSVParser parser = CSVParser.parse(CSV_INPUT, CSVFormat.DEFAULT.withIgnoreSurroundingSpaces());
@ -476,16 +457,6 @@ public class CSVParserTest {
this.validateLineNumbers(String.valueOf(LF));
}
@Test
public void testGetRecordPositionWithCRLF() throws Exception {
this.validateRecordPosition(CRLF);
}
@Test
public void testGetRecordPositionWithLF() throws Exception {
this.validateRecordPosition(String.valueOf(LF));
}
@Test
public void testGetOneLine() throws IOException {
final CSVParser parser = CSVParser.parse(CSV_INPUT_1, CSVFormat.DEFAULT);
@ -534,6 +505,16 @@ public class CSVParserTest {
this.validateRecordNumbers(String.valueOf(LF));
}
@Test
public void testGetRecordPositionWithCRLF() throws Exception {
this.validateRecordPosition(CRLF);
}
@Test
public void testGetRecordPositionWithLF() throws Exception {
this.validateRecordPosition(String.valueOf(LF));
}
@Test
public void testGetRecords() throws IOException {
final CSVParser parser = CSVParser.parse(CSV_INPUT, CSVFormat.DEFAULT.withIgnoreSurroundingSpaces());
@ -588,6 +569,23 @@ public class CSVParserTest {
assertFalse(records.hasNext());
}
@Test
public void testHeaderComment() throws Exception {
final Reader in = new StringReader("# comment\na,b,c\n1,2,3\nx,y,z");
final Iterator<CSVRecord> records = CSVFormat.DEFAULT.withCommentMarker('#').withHeader().parse(in).iterator();
for (int i = 0; i < 2; i++) {
assertTrue(records.hasNext());
final CSVRecord record = records.next();
assertEquals(record.get(0), record.get("a"));
assertEquals(record.get(1), record.get("b"));
assertEquals(record.get(2), record.get("c"));
}
assertFalse(records.hasNext());
}
@Test
public void testHeaderMissing() throws Exception {
final Reader in = new StringReader("a,,c\n1,2,3\nx,y,z");
@ -604,10 +602,10 @@ public class CSVParserTest {
assertFalse(records.hasNext());
}
@Test(expected = IllegalArgumentException.class)
public void testHeadersMissingException() throws Exception {
@Test
public void testHeaderMissingWithNull() throws Exception {
final Reader in = new StringReader("a,,c,,d\n1,2,3,4\nx,y,z,zz");
CSVFormat.DEFAULT.withHeader().parse(in).iterator();
CSVFormat.DEFAULT.withHeader().withNullString("").withAllowMissingColumnNames().parse(in).iterator();
}
@Test
@ -616,27 +614,21 @@ public class CSVParserTest {
CSVFormat.DEFAULT.withHeader().withAllowMissingColumnNames().parse(in).iterator();
}
@Test
public void testHeaderMissingWithNull() throws Exception {
@Test(expected = IllegalArgumentException.class)
public void testHeadersMissingException() throws Exception {
final Reader in = new StringReader("a,,c,,d\n1,2,3,4\nx,y,z,zz");
CSVFormat.DEFAULT.withHeader().withNullString("").withAllowMissingColumnNames().parse(in).iterator();
CSVFormat.DEFAULT.withHeader().parse(in).iterator();
}
@Test
public void testHeaderComment() throws Exception {
final Reader in = new StringReader("# comment\na,b,c\n1,2,3\nx,y,z");
final Iterator<CSVRecord> records = CSVFormat.DEFAULT.withCommentMarker('#').withHeader().parse(in).iterator();
for (int i = 0; i < 2; i++) {
assertTrue(records.hasNext());
final CSVRecord record = records.next();
assertEquals(record.get(0), record.get("a"));
assertEquals(record.get(1), record.get("b"));
assertEquals(record.get(2), record.get("c"));
}
assertFalse(records.hasNext());
public void testIgnoreCaseHeaderMapping() throws Exception {
final Reader in = new StringReader("1,2,3");
final Iterator<CSVRecord> records = CSVFormat.DEFAULT.withHeader("One", "TWO", "three").withIgnoreHeaderCase()
.parse(in).iterator();
final CSVRecord record = records.next();
assertEquals("1", record.get("one"));
assertEquals("2", record.get("two"));
assertEquals("3", record.get("THREE"));
}
@Test
@ -868,14 +860,14 @@ public class CSVParserTest {
}
@Test
public void testSkipSetHeader() throws Exception {
final Reader in = new StringReader("a,b,c\n1,2,3\nx,y,z");
final Iterator<CSVRecord> records = CSVFormat.DEFAULT.withHeader("a", "b", "c").withSkipHeaderRecord()
public void testSkipHeaderOverrideDuplicateHeaders() throws Exception {
final Reader in = new StringReader("a,a,a\n1,2,3\nx,y,z");
final Iterator<CSVRecord> records = CSVFormat.DEFAULT.withHeader("X", "Y", "Z").withSkipHeaderRecord()
.parse(in).iterator();
final CSVRecord record = records.next();
assertEquals("1", record.get("a"));
assertEquals("2", record.get("b"));
assertEquals("3", record.get("c"));
assertEquals("1", record.get("X"));
assertEquals("2", record.get("Y"));
assertEquals("3", record.get("Z"));
}
@Test
@ -890,14 +882,33 @@ public class CSVParserTest {
}
@Test
public void testSkipHeaderOverrideDuplicateHeaders() throws Exception {
final Reader in = new StringReader("a,a,a\n1,2,3\nx,y,z");
final Iterator<CSVRecord> records = CSVFormat.DEFAULT.withHeader("X", "Y", "Z").withSkipHeaderRecord()
public void testSkipSetHeader() throws Exception {
final Reader in = new StringReader("a,b,c\n1,2,3\nx,y,z");
final Iterator<CSVRecord> records = CSVFormat.DEFAULT.withHeader("a", "b", "c").withSkipHeaderRecord()
.parse(in).iterator();
final CSVRecord record = records.next();
assertEquals("1", record.get("X"));
assertEquals("2", record.get("Y"));
assertEquals("3", record.get("Z"));
assertEquals("1", record.get("a"));
assertEquals("2", record.get("b"));
assertEquals("3", record.get("c"));
}
@Test
@Ignore
public void testStartWithEmptyLinesThenHeaders() throws Exception {
final String[] codes = {"\r\n\r\n\r\nhello,\r\n\r\n\r\n", "hello,\n\n\n", "hello,\"\"\r\n\r\n\r\n",
"hello,\"\"\n\n\n"};
final String[][] res = {{"hello", ""}, {""}, // Excel format does not ignore empty lines
{""}};
for (final String code : codes) {
final CSVParser parser = CSVParser.parse(code, CSVFormat.EXCEL);
final List<CSVRecord> records = parser.getRecords();
assertEquals(res.length, records.size());
assertTrue(records.size() > 0);
for (int i = 0; i < res.length; i++) {
assertArrayEquals(res[i], records.get(i).values());
}
parser.close();
}
}
private void validateLineNumbers(final String lineSeparator) throws IOException {
@ -995,15 +1006,4 @@ public class CSVParserTest {
parser.close();
}
@Test
public void testIgnoreCaseHeaderMapping() throws Exception {
final Reader in = new StringReader("1,2,3");
final Iterator<CSVRecord> records = CSVFormat.DEFAULT.withHeader("One", "TWO", "three").withIgnoreHeaderCase()
.parse(in).iterator();
final CSVRecord record = records.next();
assertEquals("1", record.get("one"));
assertEquals("2", record.get("two"));
assertEquals("3", record.get("THREE"));
}
}