package water.fvec;
import org.junit.Assert;
import org.junit.Test;
import water.TestUtil;
import java.util.Arrays;
import java.util.Iterator;
public class C4ChunkTest extends TestUtil {
@Test
public void test_inflate_impl() {
for (int l=0; l<2; ++l) {
NewChunk nc = new NewChunk(null, 0);
int[] vals = new int[]{-2147483647, 0, 2147483647};
if (l==1) nc.addNA();
for (int v : vals) nc.addNum(v, 0);
nc.addNA(); //-2147483648
Chunk cc = nc.compress();
Assert.assertEquals(vals.length + 1 + l, cc.len());
Assert.assertTrue(cc instanceof C4Chunk);
for (int i = 0; i < vals.length; ++i) Assert.assertEquals(vals[i], cc.at80(l+i));
for (int i = 0; i < vals.length; ++i) Assert.assertEquals(vals[i], cc.at8(l+i));
Assert.assertTrue(cc.isNA0(vals.length+l));
Assert.assertTrue(cc.isNA(vals.length+l));
nc = new NewChunk(null, 0);
cc.inflate_impl(nc);
nc.values(0, nc.len());
if (l==1) Assert.assertTrue(cc.isNA0(0));
Assert.assertEquals(vals.length+l+1, nc.sparseLen());
Assert.assertEquals(vals.length+l+1, nc.len());
Iterator<NewChunk.Value> it = nc.values(0, vals.length+1+l);
for (int i = 0; i < vals.length+1+l; ++i) Assert.assertTrue(it.next().rowId0() == i);
Assert.assertTrue(!it.hasNext());
for (int i = 0; i < vals.length; ++i) Assert.assertEquals(vals[i], nc.at80(l+i));
for (int i = 0; i < vals.length; ++i) Assert.assertEquals(vals[i], nc.at8(l+i));
Assert.assertTrue(cc.isNA0(vals.length+l));
Chunk cc2 = nc.compress();
Assert.assertEquals(vals.length + 1 + l, cc.len());
Assert.assertTrue(cc2 instanceof C4Chunk);
for (int i = 0; i < vals.length; ++i) Assert.assertEquals(vals[i], cc2.at80(l+i));
for (int i = 0; i < vals.length; ++i) Assert.assertEquals(vals[i], cc2.at8(l+i));
Assert.assertTrue(cc2.isNA0(vals.length+l));
Assert.assertTrue(cc2.isNA(vals.length+l));
Assert.assertTrue(Arrays.equals(cc._mem, cc2._mem));
}
}
}