Package org.apache.hadoop.hive.ql.exec.vector.expressions.gen

Examples of org.apache.hadoop.hive.ql.exec.vector.expressions.gen.LongScalarSubtractLongColumn.evaluate()

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  @Test
  public void testLongScalarSubtractLongColNoNulls()  {
    VectorizedRowBatch batch = getVectorizedRowBatchSingleLongVector(
        VectorizedRowBatch.DEFAULT_SIZE);
    LongScalarSubtractLongColumn expr = new LongScalarSubtractLongColumn(100, 0, 1);
    expr.evaluate(batch);

    //verify
    for (int i = 0; i < VectorizedRowBatch.DEFAULT_SIZE; i++) {
      Assert.assertEquals(100 - i * 37, ((LongColumnVector) batch.cols[1]).vector[i]);
    }
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    VectorizedRowBatch batch = getVectorizedRowBatchSingleLongVector(
        VectorizedRowBatch.DEFAULT_SIZE);
    LongColumnVector lcv = (LongColumnVector) batch.cols[0];
    TestVectorizedRowBatch.addRandomNulls(lcv);
    LongScalarSubtractLongColumn expr = new LongScalarSubtractLongColumn(100, 0, 1);
    expr.evaluate(batch);

    //verify
    for (int i=0; i < VectorizedRowBatch.DEFAULT_SIZE; i++) {
      if (!lcv.isNull[i]) {
        Assert.assertEquals(100 - i * 37, ((LongColumnVector)batch.cols[1]).vector[i]);
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    in = (LongColumnVector) batch.cols[0];
    in.isRepeating = true;
    out = (LongColumnVector) batch.cols[1];
    out.isRepeating = false;
    expr = new LongScalarSubtractLongColumn(100, 0, 1);
    expr.evaluate(batch);

    // verify
    Assert.assertTrue(out.isRepeating);
    Assert.assertTrue(out.noNulls);
    Assert.assertEquals(out.vector[0], 100 - 0 * 37);
 
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    out = (LongColumnVector) batch.cols[1];
    out.isRepeating = false;
    out.isNull[0] = false;
    out.noNulls = true;
    expr = new LongScalarSubtractLongColumn(100, 0, 1);
    expr.evaluate(batch);

    // verify
    Assert.assertTrue(out.isRepeating);
    Assert.assertFalse(out.noNulls);
    Assert.assertEquals(true, out.isNull[0]);
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