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Code Issues Releases Wiki Activity

Handle CSV import of empty file

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This commit is contained in:
Erik Johansson
2018-02-13 19:35:33 +01:00
parent 33a6a365fe
commit 979638bc2f
2 changed files with 11 additions and 0 deletions
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4
android_app/app/src/main/java/com/health/openscale/core/utils/CsvHelper.java
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@@ -33,6 +33,10 @@ public class CsvHelper {
} }
private static String[] getOldStyleHeaders(String sampleLine) { private static String[] getOldStyleHeaders(String sampleLine) {
if (sampleLine == null) {
return null;
}
final String[] fields = sampleLine.split(",", -1); final String[] fields = sampleLine.split(",", -1);
// Return an array with header fields so that all the headers that actually are // Return an array with header fields so that all the headers that actually are

7
android_app/app/src/test/java/com/health/openscale/CsvHelperTest.java
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@@ -24,6 +24,7 @@ import org.junit.Test;
import java.io.BufferedReader; import java.io.BufferedReader;
import java.io.StringReader; import java.io.StringReader;
import java.io.StringWriter; import java.io.StringWriter;
import java.text.ParseException;
import java.util.ArrayList; import java.util.ArrayList;
import java.util.Calendar; import java.util.Calendar;
import java.util.List; import java.util.List;
@@ -181,4 +182,10 @@ public class CsvHelperTest {
assertEquals(1, list.size()); assertEquals(1, list.size());
validateEntry(list.get(0), 0); validateEntry(list.get(0), 0);
} }
@Test(expected = ParseException.class)
public void empty() throws Exception {
final String data = "";
CsvHelper.importFrom(new BufferedReader(new StringReader(data)));
}
} }