Package org.apache.hadoop.hive.common.type

Examples of org.apache.hadoop.hive.common.type.Decimal128.compareTo()

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  public void testRoundWithDigits() {
    DecimalColumnVector dcv = new DecimalColumnVector(4 ,20, 3);
    Decimal128 d1 = new Decimal128(19.56778, (short) 5);
    Decimal128 expected1 = new Decimal128(19.568, (short)3);
    DecimalUtil.round(0, d1, dcv);
    Assert.assertEquals(0, expected1.compareTo(dcv.vector[0]));

    Decimal128 d2 = new Decimal128(23.567, (short) 5);
    Decimal128 expected2 = new Decimal128(23.567, (short)3);
    DecimalUtil.round(0, d2, dcv);
    Assert.assertEquals(0, expected2.compareTo(dcv.vector[0]));
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    Assert.assertEquals(0, expected1.compareTo(dcv.vector[0]));

    Decimal128 d2 = new Decimal128(23.567, (short) 5);
    Decimal128 expected2 = new Decimal128(23.567, (short)3);
    DecimalUtil.round(0, d2, dcv);
    Assert.assertEquals(0, expected2.compareTo(dcv.vector[0]));

    Decimal128 d3 = new Decimal128(-25.34567, (short) 5);
    Decimal128 expected3 = new Decimal128(-25.346, (short)3);
    DecimalUtil.round(0, d3, dcv);
    Assert.assertEquals(0, expected3.compareTo(dcv.vector[0]));
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    Assert.assertEquals(0, expected2.compareTo(dcv.vector[0]));

    Decimal128 d3 = new Decimal128(-25.34567, (short) 5);
    Decimal128 expected3 = new Decimal128(-25.346, (short)3);
    DecimalUtil.round(0, d3, dcv);
    Assert.assertEquals(0, expected3.compareTo(dcv.vector[0]));

    Decimal128 d4 = new Decimal128(-17.234, (short) 5);
    Decimal128 expected4 = new Decimal128(-17.234, (short)3);
    DecimalUtil.round(0, d4, dcv);
    Assert.assertEquals(0, expected4.compareTo(dcv.vector[0]));
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    Assert.assertEquals(0, expected3.compareTo(dcv.vector[0]));

    Decimal128 d4 = new Decimal128(-17.234, (short) 5);
    Decimal128 expected4 = new Decimal128(-17.234, (short)3);
    DecimalUtil.round(0, d4, dcv);
    Assert.assertEquals(0, expected4.compareTo(dcv.vector[0]));

    Decimal128 d5 = new Decimal128(19.36748, (short) 5);
    Decimal128 expected5 = new Decimal128(19.367, (short)3);
    DecimalUtil.round(0, d5, dcv);
    Assert.assertEquals(0, expected5.compareTo(dcv.vector[0]));
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    Assert.assertEquals(0, expected4.compareTo(dcv.vector[0]));

    Decimal128 d5 = new Decimal128(19.36748, (short) 5);
    Decimal128 expected5 = new Decimal128(19.367, (short)3);
    DecimalUtil.round(0, d5, dcv);
    Assert.assertEquals(0, expected5.compareTo(dcv.vector[0]));

    Decimal128 d6 = new Decimal128(-25.54537, (short) 5);
    Decimal128 expected6 = new Decimal128(-25.545, (short)3);
    DecimalUtil.round(0, d6, dcv);
    Assert.assertEquals(0, expected6.compareTo(dcv.vector[0]));
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    Assert.assertEquals(0, expected5.compareTo(dcv.vector[0]));

    Decimal128 d6 = new Decimal128(-25.54537, (short) 5);
    Decimal128 expected6 = new Decimal128(-25.545, (short)3);
    DecimalUtil.round(0, d6, dcv);
    Assert.assertEquals(0, expected6.compareTo(dcv.vector[0]));
  }

  @Test
  public void testNegate() {
    DecimalColumnVector dcv = new DecimalColumnVector(4 ,20, 13);
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  public void testNegate() {
    DecimalColumnVector dcv = new DecimalColumnVector(4 ,20, 13);
    Decimal128 d1 = new Decimal128(19.56778, (short) 5);
    Decimal128 expected1 = new Decimal128(-19.56778, (short)5);
    DecimalUtil.negate(0, d1, dcv);
    Assert.assertEquals(0, expected1.compareTo(dcv.vector[0]));

    Decimal128 d2 = new Decimal128(-25.34567, (short) 5);
    Decimal128 expected2 = new Decimal128(25.34567, (short)5);
    DecimalUtil.negate(0, d2, dcv);
    Assert.assertEquals(0, expected2.compareTo(dcv.vector[0]));
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    Assert.assertEquals(0, expected1.compareTo(dcv.vector[0]));

    Decimal128 d2 = new Decimal128(-25.34567, (short) 5);
    Decimal128 expected2 = new Decimal128(25.34567, (short)5);
    DecimalUtil.negate(0, d2, dcv);
    Assert.assertEquals(0, expected2.compareTo(dcv.vector[0]));

    Decimal128 d3 = new Decimal128(0, (short) 5);
    Decimal128 expected3 = new Decimal128(0, (short)0);
    DecimalUtil.negate(0, d3, dcv);
    Assert.assertEquals(0, expected3.compareTo(dcv.vector[0]));
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    Assert.assertEquals(0, expected2.compareTo(dcv.vector[0]));

    Decimal128 d3 = new Decimal128(0, (short) 5);
    Decimal128 expected3 = new Decimal128(0, (short)0);
    DecimalUtil.negate(0, d3, dcv);
    Assert.assertEquals(0, expected3.compareTo(dcv.vector[0]));
  }

  @Test
  public void testSign() {
    LongColumnVector lcv = new LongColumnVector(4);
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    try {
      Decimal128 result = outputColVector.vector[i];
      result.update(input);
      result.zeroFractionPart(scratchUInt128);
      result.changeScaleDestructive(outputColVector.scale);
      if ((result.compareTo(input) != 0) && input.getSignum() < 0) {
        result.subtractDestructive(DECIMAL_ONE, outputColVector.scale);
      }
    } catch (ArithmeticException e) {
      outputColVector.noNulls = false;
      outputColVector.isNull[i] = true;
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