Examples with RowSetReader org.apache.drill.test.rowSet.RowSetReader used on opensource projects

Example 41 with RowSetReader

use of org.apache.drill.test.rowSet.RowSetReader in project drill by axbaretto.

the class TestScalarAccessors method testNullableVarBinary.

@Test
public void testNullableVarBinary() {
    BatchSchema batchSchema = new SchemaBuilder().addNullable("col", MinorType.VARBINARY).build();
    byte[] v1 = new byte[] {};
    byte[] v2 = new byte[] { (byte) 0x00, (byte) 0x7f, (byte) 0x80, (byte) 0xFF };
    SingleRowSet rs = fixture.rowSetBuilder(batchSchema).addRow(v1).addSingleCol(null).addRow(v2).build();
    assertEquals(3, rs.rowCount());
    RowSetReader reader = rs.reader();
    ScalarReader colReader = reader.scalar(0);
    assertEquals(ValueType.BYTES, colReader.valueType());
    assertTrue(reader.next());
    assertFalse(colReader.isNull());
    assertTrue(Arrays.equals(v1, colReader.getBytes()));
    assertTrue(reader.next());
    assertTrue(colReader.isNull());
    assertNull(colReader.getObject());
    assertEquals("null", colReader.getAsString());
    assertTrue(reader.next());
    assertTrue(Arrays.equals(v2, colReader.getBytes()));
    assertFalse(reader.next());
    rs.clear();
}

Example 42 with RowSetReader

use of org.apache.drill.test.rowSet.RowSetReader in project drill by axbaretto.

the class TestScalarAccessors method testSmallIntRW.

@Test
public void testSmallIntRW() {
    BatchSchema batchSchema = new SchemaBuilder().add("col", MinorType.SMALLINT).build();
    SingleRowSet rs = fixture.rowSetBuilder(batchSchema).addRow(0).addRow(Short.MAX_VALUE).addRow(Short.MIN_VALUE).build();
    assertEquals(3, rs.rowCount());
    RowSetReader reader = rs.reader();
    ScalarReader colReader = reader.scalar(0);
    assertEquals(ValueType.INTEGER, colReader.valueType());
    assertTrue(reader.next());
    assertFalse(colReader.isNull());
    assertEquals(0, colReader.getInt());
    assertTrue(reader.next());
    assertEquals(Short.MAX_VALUE, colReader.getInt());
    assertEquals((int) Short.MAX_VALUE, colReader.getObject());
    assertEquals(Short.toString(Short.MAX_VALUE), colReader.getAsString());
    assertTrue(reader.next());
    assertEquals(Short.MIN_VALUE, colReader.getInt());
    assertFalse(reader.next());
    rs.clear();
}

Example 43 with RowSetReader

use of org.apache.drill.test.rowSet.RowSetReader in project drill by axbaretto.

the class TestScalarAccessors method testVarBinaryArray.

@Test
public void testVarBinaryArray() {
    BatchSchema batchSchema = new SchemaBuilder().addArray("col", MinorType.VARBINARY).build();
    byte[] v1 = new byte[] {};
    byte[] v2 = new byte[] { (byte) 0x00, (byte) 0x7f, (byte) 0x80, (byte) 0xFF };
    byte[] v3 = new byte[] { (byte) 0xDE, (byte) 0xAD, (byte) 0xBE, (byte) 0xAF };
    SingleRowSet rs = fixture.rowSetBuilder(batchSchema).addSingleCol(new byte[][] {}).addSingleCol(new byte[][] { v1, v2, v3 }).build();
    assertEquals(2, rs.rowCount());
    RowSetReader reader = rs.reader();
    ScalarElementReader colReader = reader.elements(0);
    assertEquals(ValueType.BYTES, colReader.valueType());
    assertTrue(reader.next());
    assertEquals(0, colReader.size());
    assertTrue(reader.next());
    assertEquals(3, colReader.size());
    assertTrue(Arrays.equals(v1, colReader.getBytes(0)));
    assertTrue(Arrays.equals(v2, colReader.getBytes(1)));
    assertTrue(Arrays.equals(v3, colReader.getBytes(2)));
    assertTrue(Arrays.equals(v2, (byte[]) colReader.getObject(1)));
    assertEquals("[00, 7f, 80, ff]", colReader.getAsString(1));
    assertFalse(reader.next());
    rs.clear();
}

Example 44 with RowSetReader

use of org.apache.drill.test.rowSet.RowSetReader in project drill by axbaretto.

the class TestScalarAccessors method testFloatRW.

@Test
public void testFloatRW() {
    BatchSchema batchSchema = new SchemaBuilder().add("col", MinorType.FLOAT4).build();
    SingleRowSet rs = fixture.rowSetBuilder(batchSchema).addRow(0F).addRow(Float.MAX_VALUE).addRow(Float.MIN_VALUE).addRow(100F).build();
    assertEquals(4, rs.rowCount());
    RowSetReader reader = rs.reader();
    ScalarReader colReader = reader.scalar(0);
    assertEquals(ValueType.DOUBLE, colReader.valueType());
    assertTrue(reader.next());
    assertFalse(colReader.isNull());
    assertEquals(0, colReader.getDouble(), 0.000001);
    assertTrue(reader.next());
    assertEquals(Float.MAX_VALUE, colReader.getDouble(), 0.000001);
    assertEquals((double) Float.MAX_VALUE, (double) colReader.getObject(), 0.000001);
    assertTrue(reader.next());
    assertEquals(Float.MIN_VALUE, colReader.getDouble(), 0.000001);
    assertTrue(reader.next());
    assertEquals(100, colReader.getDouble(), 0.000001);
    assertEquals("100.0", colReader.getAsString());
    assertFalse(reader.next());
    rs.clear();
}

Example 45 with RowSetReader

use of org.apache.drill.test.rowSet.RowSetReader in project drill by axbaretto.

the class TestScalarAccessors method testIntervalYearArray.

@Test
public void testIntervalYearArray() {
    BatchSchema batchSchema = new SchemaBuilder().addArray("col", MinorType.INTERVALYEAR).build();
    Period p1 = Period.years(0);
    Period p2 = Period.years(2).plusMonths(3);
    Period p3 = Period.years(1234).plusMonths(11);
    SingleRowSet rs = fixture.rowSetBuilder(batchSchema).addSingleCol(new Period[] {}).addSingleCol(new Period[] { p1, p2, p3 }).build();
    assertEquals(2, rs.rowCount());
    RowSetReader reader = rs.reader();
    ScalarElementReader colReader = reader.elements(0);
    assertEquals(ValueType.PERIOD, colReader.valueType());
    assertTrue(reader.next());
    assertEquals(0, colReader.size());
    assertTrue(reader.next());
    assertEquals(3, colReader.size());
    assertEquals(p1, colReader.getPeriod(0));
    assertEquals(p2, colReader.getPeriod(1));
    assertEquals(p3, colReader.getPeriod(2));
    assertEquals(p2, colReader.getObject(1));
    assertEquals(p2.toString(), colReader.getAsString(1));
    assertFalse(reader.next());
    rs.clear();
}