Examples with Key water.Key used on opensource projects

Example 31 with Key

use of water.Key in project h2o-3 by h2oai.

the class ParserTestARFF method testReal.

@Test
public void testReal() {
    String data = "@RELATION type\n" + "\n" + "@ATTRIBUTE num ReAl\n" + "\n" + "@DATA\n" + "0\n" + "1.324e-13\n" + "-2\n";
    double[][] exp = new double[][] { ard(0), ard(1.324e-13), ard(-2) };
    Key k = ParserTest.makeByteVec(data);
    ParserTest.testParsed(ParseDataset.parse(Key.make(), k), exp, 3);
}

Example 32 with Key

use of water.Key in project h2o-3 by h2oai.

the class ParserTestARFF method testStringSplit.

@Test
public void testStringSplit() {
    String data1 = "@RELATION type\n" + "\n" + "@ATTRIBUTE num STRING\n" + "\n" + "@DATA\n" + "0\n" + "1.324e-13\n" + "-2\n";
    String data2 = "4\n" + "5234234234\n" + "6\n";
    Key k1 = ParserTest.makeByteVec(data1);
    Key k2 = ParserTest.makeByteVec(data2);
    Key[] k = new Key[] { k1, k2 };
    Frame fr = ParseDataset.parse(Key.make(), k);
    Assert.assertTrue(fr.anyVec().isString());
    Assert.assertFalse(fr.anyVec().isCategorical());
    Assert.assertFalse(fr.anyVec().isInt());
    BufferedString tmpStr = new BufferedString();
    Assert.assertTrue(fr.anyVec().atStr(tmpStr, 3).toString().equals("4"));
    Assert.assertTrue(fr.anyVec().atStr(tmpStr, 4).toString().equals("5234234234"));
    Assert.assertTrue(fr.anyVec().atStr(tmpStr, 5).toString().equals("6"));
    fr.delete();
}

Example 33 with Key

use of water.Key in project h2o-3 by h2oai.

the class ParserTestARFF method testMultipleFilesNum.

@Test
public void testMultipleFilesNum() {
    String data1 = "@RELATION type\n" + "\n" + "@ATTRIBUTE num numeric\n" + "\n" + "@DATA\n" + "0\n" + "1.324e-13\n" + "-2\n";
    Key k1 = ParserTest.makeByteVec(data1);
    Key k2 = ParserTest.makeByteVec(data1);
    Key[] k = new Key[] { k1, k2 };
    Frame fr = ParseDataset.parse(Key.make(), k);
    Assert.assertFalse(fr.anyVec().isString());
    Assert.assertFalse(fr.anyVec().isCategorical());
    Assert.assertFalse(fr.anyVec().isInt());
    Assert.assertFalse(fr.anyVec().isUUID());
    Assert.assertTrue(fr.anyVec().at(0) == 0);
    Assert.assertTrue(fr.anyVec().at(1) == 1.324e-13);
    Assert.assertTrue(fr.anyVec().at(2) == -2);
    Assert.assertTrue(fr.anyVec().at(3) == 0);
    Assert.assertTrue(fr.anyVec().at(4) == 1.324e-13);
    Assert.assertTrue(fr.anyVec().at(5) == -2);
    fr.delete();
}

Example 34 with Key

use of water.Key in project h2o-3 by h2oai.

the class ParserTestARFF method testInt.

@Test
public void testInt() {
    String data = "@RELATION type\n" + "\n" + "@ATTRIBUTE num INT\n" + "\n" + "@DATA\n" + "0\n" + "1.324e-13\n" + "-2\n";
    double[][] exp = new double[][] { ard(0), ard(1.324e-13), ard(-2) };
    Key k = ParserTest.makeByteVec(data);
    ParserTest.testParsed(ParseDataset.parse(Key.make(), k), exp, 3);
}

Example 35 with Key

use of water.Key in project h2o-3 by h2oai.

the class VecDataInputStreamTest method makeRandomByteVec.

private static Vec makeRandomByteVec(Vec blueprint) {
    final Vec v0 = new Vec(blueprint.group().addVec(), blueprint._rowLayout, null, Vec.T_NUM);
    final int nchunks = v0.nChunks();
    new MRTask() {

        @Override
        protected void setupLocal() {
            for (int i = 0; i < nchunks; i++) {
                Key k = v0.chunkKey(i);
                if (k.home()) {
                    int len = (int) (v0.espc()[i + 1] - v0.espc()[i]);
                    byte[] bytes = new byte[len];
                    new Random(i).nextBytes(bytes);
                    DKV.put(k, new C1NChunk(bytes), _fs);
                }
            }
        }
    }.doAllNodes();
    DKV.put(v0._key, v0);
    return v0;
}