use of org.apache.drill.test.rowSet.RowSet.ExtendableRowSet in project drill by apache.
the class RowSetTest method TestTopScalarArray.
@Test
public void TestTopScalarArray() {
BatchSchema batchSchema = new SchemaBuilder().add("c", MinorType.INT).addArray("a", MinorType.INT).build();
ExtendableRowSet rs1 = fixture.rowSet(batchSchema);
RowSetWriter writer = rs1.writer();
writer.column(0).setInt(10);
ArrayWriter array = writer.column(1).array();
array.setInt(100);
array.setInt(110);
writer.save();
writer.column(0).setInt(20);
array = writer.column(1).array();
array.setInt(200);
array.setInt(120);
array.setInt(220);
writer.save();
writer.column(0).setInt(30);
writer.save();
writer.done();
RowSetReader reader = rs1.reader();
assertTrue(reader.next());
assertEquals(10, reader.column(0).getInt());
ArrayReader arrayReader = reader.column(1).array();
assertEquals(2, arrayReader.size());
assertEquals(100, arrayReader.getInt(0));
assertEquals(110, arrayReader.getInt(1));
assertTrue(reader.next());
assertEquals(20, reader.column(0).getInt());
arrayReader = reader.column(1).array();
assertEquals(3, arrayReader.size());
assertEquals(200, arrayReader.getInt(0));
assertEquals(120, arrayReader.getInt(1));
assertEquals(220, arrayReader.getInt(2));
assertTrue(reader.next());
assertEquals(30, reader.column(0).getInt());
arrayReader = reader.column(1).array();
assertEquals(0, arrayReader.size());
assertFalse(reader.next());
SingleRowSet rs2 = fixture.rowSetBuilder(batchSchema).add(10, new int[] { 100, 110 }).add(20, new int[] { 200, 120, 220 }).add(30, null).build();
new RowSetComparison(rs1).verifyAndClear(rs2);
}
use of org.apache.drill.test.rowSet.RowSet.ExtendableRowSet in project drill by axbaretto.
the class TestBatchSerialization method makeNullableRowSet.
public SingleRowSet makeNullableRowSet(BatchSchema schema, int rowCount) {
ExtendableRowSet rowSet = fixture.rowSet(schema);
RowSetWriter writer = rowSet.writer(rowCount);
for (int i = 0; i < rowCount; i++) {
if (i % 2 == 0) {
RowSetUtilities.setFromInt(writer, 0, i);
} else {
writer.scalar(0).setNull();
}
writer.save();
}
writer.done();
return rowSet;
}
use of org.apache.drill.test.rowSet.RowSet.ExtendableRowSet in project drill by axbaretto.
the class RowSetTest method testMapStructure.
/**
* Test a simple map structure at the top level of a row.
*
* @throws VectorOverflowException should never occur
*/
@Test
public void testMapStructure() {
TupleMetadata schema = new SchemaBuilder().add("a", MinorType.INT).addMap("m").addArray("b", MinorType.INT).resumeSchema().buildSchema();
ExtendableRowSet rowSet = fixture.rowSet(schema);
RowSetWriter writer = rowSet.writer();
// Map and Int
// Test Invariants
assertEquals(ObjectType.SCALAR, writer.column("a").type());
assertEquals(ObjectType.SCALAR, writer.column(0).type());
assertEquals(ObjectType.TUPLE, writer.column("m").type());
assertEquals(ObjectType.TUPLE, writer.column(1).type());
assertSame(writer.column(1).tuple(), writer.tuple(1));
TupleWriter mapWriter = writer.column(1).tuple();
assertEquals(ObjectType.SCALAR, mapWriter.column("b").array().entry().type());
assertEquals(ObjectType.SCALAR, mapWriter.column("b").array().entryType());
ScalarWriter aWriter = writer.column("a").scalar();
ScalarWriter bWriter = writer.column("m").tuple().column("b").array().entry().scalar();
assertSame(bWriter, writer.tuple(1).array(0).scalar());
assertEquals(ValueType.INTEGER, bWriter.valueType());
try {
writer.column(1).scalar();
fail();
} catch (UnsupportedOperationException e) {
// Expected
}
try {
writer.column(1).array();
fail();
} catch (UnsupportedOperationException e) {
// Expected
}
// Write data
aWriter.setInt(10);
bWriter.setInt(11);
bWriter.setInt(12);
writer.save();
aWriter.setInt(20);
bWriter.setInt(21);
bWriter.setInt(22);
writer.save();
aWriter.setInt(30);
bWriter.setInt(31);
bWriter.setInt(32);
writer.save();
// Finish the row set and get a reader.
SingleRowSet actual = writer.done();
RowSetReader reader = actual.reader();
assertEquals(ObjectType.SCALAR, reader.column("a").type());
assertEquals(ObjectType.SCALAR, reader.column(0).type());
assertEquals(ObjectType.TUPLE, reader.column("m").type());
assertEquals(ObjectType.TUPLE, reader.column(1).type());
assertSame(reader.column(1).tuple(), reader.tuple(1));
ScalarReader aReader = reader.column(0).scalar();
TupleReader mReader = reader.column(1).tuple();
assertEquals(ObjectType.SCALAR, mReader.column("b").array().entryType());
ScalarElementReader bReader = mReader.column(0).elements();
assertEquals(ValueType.INTEGER, bReader.valueType());
assertTrue(reader.next());
assertEquals(10, aReader.getInt());
assertEquals(11, bReader.getInt(0));
assertEquals(12, bReader.getInt(1));
assertTrue(reader.next());
assertEquals(20, aReader.getInt());
assertEquals(21, bReader.getInt(0));
assertEquals(22, bReader.getInt(1));
assertTrue(reader.next());
assertEquals(30, aReader.getInt());
assertEquals(31, bReader.getInt(0));
assertEquals(32, bReader.getInt(1));
assertFalse(reader.next());
// Verify that the map accessor's value count was set.
@SuppressWarnings("resource") MapVector mapVector = (MapVector) actual.container().getValueVector(1).getValueVector();
assertEquals(actual.rowCount(), mapVector.getAccessor().getValueCount());
SingleRowSet expected = fixture.rowSetBuilder(schema).addRow(10, objArray(intArray(11, 12))).addRow(20, objArray(intArray(21, 22))).addRow(30, objArray(intArray(31, 32))).build();
new RowSetComparison(expected).verifyAndClearAll(actual);
}
use of org.apache.drill.test.rowSet.RowSet.ExtendableRowSet in project drill by axbaretto.
the class RowSetTest method testBufferBounds.
/**
* Test filling a row set up to the maximum vector size.
* Values in the first column are small enough to prevent filling to the
* maximum buffer size, but values in the second column
* will reach maximum buffer size before maximum row size.
* The result should be the number of rows that fit, with the
* partial last row not counting. (A complete application would
* reload the partial row into a new row set.)
*/
@Test
public void testBufferBounds() {
BatchSchema batchSchema = new SchemaBuilder().add("a", MinorType.INT).add("b", MinorType.VARCHAR).build();
String varCharValue;
try {
byte[] rawValue = new byte[512];
Arrays.fill(rawValue, (byte) 'X');
varCharValue = new String(rawValue, "UTF-8");
} catch (UnsupportedEncodingException e) {
throw new IllegalStateException(e);
}
ExtendableRowSet rs = fixture.rowSet(batchSchema);
RowSetWriter writer = rs.writer();
int count = 0;
try {
for (; ; ) {
writer.scalar(0).setInt(count);
writer.scalar(1).setString(varCharValue);
// Won't get here on overflow.
writer.save();
count++;
}
} catch (IndexOutOfBoundsException e) {
assertTrue(e.getMessage().contains("Overflow"));
}
writer.done();
assertTrue(count < ValueVector.MAX_ROW_COUNT);
assertEquals(count, writer.rowIndex());
assertEquals(count, rs.rowCount());
rs.clear();
}
use of org.apache.drill.test.rowSet.RowSet.ExtendableRowSet in project drill by axbaretto.
the class RowSetTest method testRepeatedMapStructure.
@Test
public void testRepeatedMapStructure() {
TupleMetadata schema = new SchemaBuilder().add("a", MinorType.INT).addMapArray("m").add("b", MinorType.INT).add("c", MinorType.INT).resumeSchema().buildSchema();
ExtendableRowSet rowSet = fixture.rowSet(schema);
RowSetWriter writer = rowSet.writer();
// Map and Int
// Pick out components and lightly test. (Assumes structure
// tested earlier is still valid, so no need to exhaustively
// test again.)
assertEquals(ObjectType.SCALAR, writer.column("a").type());
assertEquals(ObjectType.ARRAY, writer.column("m").type());
ArrayWriter maWriter = writer.column(1).array();
assertEquals(ObjectType.TUPLE, maWriter.entryType());
TupleWriter mapWriter = maWriter.tuple();
assertEquals(ObjectType.SCALAR, mapWriter.column("b").type());
assertEquals(ObjectType.SCALAR, mapWriter.column("c").type());
ScalarWriter aWriter = writer.column("a").scalar();
ScalarWriter bWriter = mapWriter.scalar("b");
ScalarWriter cWriter = mapWriter.scalar("c");
assertEquals(ValueType.INTEGER, aWriter.valueType());
assertEquals(ValueType.INTEGER, bWriter.valueType());
assertEquals(ValueType.INTEGER, cWriter.valueType());
// Write data
aWriter.setInt(10);
bWriter.setInt(101);
cWriter.setInt(102);
// Advance to next array position
maWriter.save();
bWriter.setInt(111);
cWriter.setInt(112);
maWriter.save();
writer.save();
aWriter.setInt(20);
bWriter.setInt(201);
cWriter.setInt(202);
maWriter.save();
bWriter.setInt(211);
cWriter.setInt(212);
maWriter.save();
writer.save();
aWriter.setInt(30);
bWriter.setInt(301);
cWriter.setInt(302);
maWriter.save();
bWriter.setInt(311);
cWriter.setInt(312);
maWriter.save();
writer.save();
// Finish the row set and get a reader.
SingleRowSet actual = writer.done();
RowSetReader reader = actual.reader();
// Verify reader structure
assertEquals(ObjectType.SCALAR, reader.column("a").type());
assertEquals(ObjectType.ARRAY, reader.column("m").type());
ArrayReader maReader = reader.column(1).array();
assertEquals(ObjectType.TUPLE, maReader.entryType());
TupleReader mapReader = maReader.tuple();
assertEquals(ObjectType.SCALAR, mapReader.column("b").type());
assertEquals(ObjectType.SCALAR, mapReader.column("c").type());
ScalarReader aReader = reader.column("a").scalar();
ScalarReader bReader = mapReader.scalar("b");
ScalarReader cReader = mapReader.scalar("c");
assertEquals(ValueType.INTEGER, aReader.valueType());
assertEquals(ValueType.INTEGER, bReader.valueType());
assertEquals(ValueType.INTEGER, cReader.valueType());
// Row 1: use index accessors
assertTrue(reader.next());
assertEquals(10, aReader.getInt());
TupleReader ixReader = maReader.tuple(0);
assertEquals(101, ixReader.scalar(0).getInt());
assertEquals(102, ixReader.scalar(1).getInt());
ixReader = maReader.tuple(1);
assertEquals(111, ixReader.scalar(0).getInt());
assertEquals(112, ixReader.scalar(1).getInt());
// Row 2: use common accessor with explicit positioning,
// but access scalars through the map reader.
assertTrue(reader.next());
assertEquals(20, aReader.getInt());
maReader.setPosn(0);
assertEquals(201, mapReader.scalar(0).getInt());
assertEquals(202, mapReader.scalar(1).getInt());
maReader.setPosn(1);
assertEquals(211, mapReader.scalar(0).getInt());
assertEquals(212, mapReader.scalar(1).getInt());
// Row 3: use common accessor for scalars
assertTrue(reader.next());
assertEquals(30, aReader.getInt());
maReader.setPosn(0);
assertEquals(301, bReader.getInt());
assertEquals(302, cReader.getInt());
maReader.setPosn(1);
assertEquals(311, bReader.getInt());
assertEquals(312, cReader.getInt());
assertFalse(reader.next());
// Verify that the map accessor's value count was set.
@SuppressWarnings("resource") RepeatedMapVector mapVector = (RepeatedMapVector) actual.container().getValueVector(1).getValueVector();
assertEquals(3, mapVector.getAccessor().getValueCount());
// Verify the readers and writers again using the testing tools.
SingleRowSet expected = fixture.rowSetBuilder(schema).addRow(10, objArray(objArray(101, 102), objArray(111, 112))).addRow(20, objArray(objArray(201, 202), objArray(211, 212))).addRow(30, objArray(objArray(301, 302), objArray(311, 312))).build();
new RowSetComparison(expected).verifyAndClearAll(actual);
}
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