@Test
public void testSkippingHeaderWithText() throws IOException {
TableMeta meta = CatalogUtil.newTableMeta("TEXT");
meta.putOption(StorageConstants.TEXT_SKIP_HEADER_LINE, "1");
meta.putOption(StorageConstants.TEXT_DELIMITER, ",");
FileFragment fragment = getFileFragment("testSkip.txt");
Scanner scanner = TablespaceManager.getLocalFs().getScanner(meta, schema, fragment);
scanner.init();
int lines = 0;
try {
while (true) {
Tuple tuple = scanner.next();
if (tuple != null) {
assertEquals(17 + lines, tuple.getInt2(2));
lines++;
} else break;
}
} finally {
assertEquals(6, lines);
scanner.close();
}
}
@Test
public void testAddSingle() {
Tuple tuple = new Tuple();
Single single = new Single("single", 4711);
tuple.addSingle(single);
assertEquals(1, tuple.getSingleList().size());
assertEquals(single, tuple.getSingleAt(0));
assertEquals("(no name): (single = 4711) ", tuple.toString());
}
@Test
public void new_fieldsTest() {
int length = 10;
String name = "td";
Tuple t = new Tuple(Utility.getTupleDesc(length, name));
Iterator<Field> fs = t.fields();
int i = 0;
while (fs.hasNext()) {
i++;
fs.next();
}
assertEquals(length, i);
}
/** Unit test for Tuple.getRecordId() and Tuple.setRecordId() */
@Test
public void modifyRecordId() {
Tuple tup1 = new Tuple(Utility.getTupleDesc(1));
HeapPageId pid1 = new HeapPageId(0, 0);
RecordId rid1 = new RecordId(pid1, 0);
tup1.setRecordId(rid1);
try {
assertEquals(rid1, tup1.getRecordId());
} catch (java.lang.UnsupportedOperationException e) {
// rethrow the exception with an explanation
throw new UnsupportedOperationException(
"modifyRecordId() test failed due to "
+ "RecordId.equals() not being implemented. This is not required for Lab 1, "
+ "but should pass when you do implement the RecordId class.");
}
}
/** Unit test for Tuple.getField() and Tuple.setField() */
@Test
public void modifyFields() {
TupleDesc td = Utility.getTupleDesc(2);
Tuple tup = new Tuple(td);
tup.setField(0, new IntField(-1));
tup.setField(1, new IntField(0));
assertEquals(new IntField(-1), tup.getField(0));
assertEquals(new IntField(0), tup.getField(1));
tup.setField(0, new IntField(1));
tup.setField(1, new IntField(37));
assertEquals(new IntField(1), tup.getField(0));
assertEquals(new IntField(37), tup.getField(1));
}
@Test
public void new_toStringTest() {
int length = 10;
String name = "td";
Tuple t = new Tuple(Utility.getTupleDesc(length, name));
for (int i = 0; i < length; i++) {
t.setField(i, new TestField());
}
String tString = t.toString();
// Last character should be \n.
assertEquals("\n", tString.substring(tString.length() - 1));
// Only last character is \n.
assertFalse(tString.substring(0, tString.length() - 1).contains("\n"));
// Split string on any white character.
String[] tStringAr = tString.substring(0, tString.length() - 1).split("\\s+");
assertEquals(length, tStringAr.length);
}
@Test
public void testSetters() {
Tuple tuple = new Tuple();
tuple.setName("name");
assertEquals("name", tuple.getName());
List<Single> initList = new ArrayList<Single>();
Single single = new Single("single", 4711);
initList.add(single);
tuple.setSingleList(initList);
assertEquals(initList, tuple.getSingleList());
assertEquals(single, tuple.getSingleAt(0));
assertEquals("name: (single = 4711) ", tuple.toString());
}
@Test
public void testCreate() {
Tuple tuple = new Tuple();
assertNull(tuple.getName());
assertEquals(0, tuple.getSingleList().size());
assertEquals("empty tuple with name (no name)", tuple.toString());
Tuple namedTuple = new Tuple("name");
assertEquals("name", namedTuple.getName());
assertEquals(0, namedTuple.getSingleList().size());
assertEquals("empty tuple with name name", namedTuple.toString());
List<Single> initList = new ArrayList<Single>();
Tuple initTuple = new Tuple("name", initList);
assertEquals("name", initTuple.getName());
assertTrue(initList == initTuple.getSingleList());
assertEquals("empty tuple with name name", initTuple.toString());
}
/** Unit test for Tuple.getTupleDesc() */
@Test
public void getTupleDesc() {
TupleDesc td = Utility.getTupleDesc(5);
Tuple tup = new Tuple(td);
assertEquals(td, tup.getTupleDesc());
}