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Fix readLine() so can still detect start of line next time round 

Also fix broken test: format was set to ignore empty lines, yet it checked for one

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/csv/trunk@1306649 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Sebastian Bazley 2012-03-29 00:02:35 +00:00
parent 7addc8f688
commit 70f00f973a
2 changed files with 16 additions and 15 deletions
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4
src/main/java/org/apache/commons/csv/ExtendedBufferedReader.java
View File

@ -123,9 +123,7 @@ class ExtendedBufferedReader extends BufferedReader {
String line = super.readLine();
if (line != null) {
if (line.length() > 0) {
lastChar = line.charAt(line.length() - 1);
}
lastChar = '\n'; // needed for detecting start of line
lineCounter++;
} else {
lastChar = END_OF_STREAM;

27
src/test/java/org/apache/commons/csv/CSVLexerTest.java
View File

@ -57,13 +57,15 @@ public class CSVLexerTest {
@Test
public void testNextToken2() throws IOException {
final String code =
"1,2,3,\n"+
"a,b x,c#no-comment\n"+
"#foo\n"+
"\n"+
"d,e,#no-comment\n"+
"# Final comment\n";
"1,2,3,\n"+ // 1
"a,b x,c#no-comment\n"+ // 2
"#foo\n"+ // 3
"\n"+ // 4
"d,e,#no-comment\n"+ // 5
"# penultimate comment\n"+ // 6
"# Final comment\n"; // 7
CSVFormat format = CSVFormat.DEFAULT.withCommentStart('#');
assertTrue("Should ignore empty lines", format.isEmptyLinesIgnored());
Lexer parser = getLexer(code, format);
@ -71,16 +73,17 @@ public class CSVLexerTest {
assertTokenEquals(TOKEN, "1", parser.nextToken(new Token()));
assertTokenEquals(TOKEN, "2", parser.nextToken(new Token()));
assertTokenEquals(TOKEN, "3", parser.nextToken(new Token()));
assertTokenEquals(EORECORD, "", parser.nextToken(new Token()));
assertTokenEquals(EORECORD, "", parser.nextToken(new Token())); // 1
assertTokenEquals(TOKEN, "a", parser.nextToken(new Token()));
assertTokenEquals(TOKEN, "b x", parser.nextToken(new Token()));
assertTokenEquals(EORECORD, "c#no-comment", parser.nextToken(new Token()));
assertTokenEquals(COMMENT, "", parser.nextToken(new Token()));
assertTokenEquals(EORECORD, "", parser.nextToken(new Token()));
assertTokenEquals(EORECORD, "c#no-comment", parser.nextToken(new Token())); // 2
assertTokenEquals(COMMENT, "", parser.nextToken(new Token())); // 3
// 4 empty line, ignored // 4
assertTokenEquals(TOKEN, "d", parser.nextToken(new Token()));
assertTokenEquals(TOKEN, "e", parser.nextToken(new Token()));
assertTokenEquals(EORECORD, "#no-comment", parser.nextToken(new Token()));
assertTokenEquals(COMMENT, "", parser.nextToken(new Token()));
assertTokenEquals(EORECORD, "#no-comment", parser.nextToken(new Token())); // 5
assertTokenEquals(COMMENT, "", parser.nextToken(new Token())); // 6
assertTokenEquals(COMMENT, "", parser.nextToken(new Token())); // 7
assertTokenEquals(EOF, "", parser.nextToken(new Token()));
assertTokenEquals(EOF, "", parser.nextToken(new Token()));