/
SerialVersion3Test.java
99 lines (87 loc) · 3.85 KB
/
SerialVersion3Test.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.datasketches.tuple;
import static org.apache.datasketches.Util.getResourceBytes;
import org.apache.datasketches.memory.Memory;
import org.testng.Assert;
import org.testng.annotations.Test;
@SuppressWarnings("javadoc")
public class SerialVersion3Test {
@Test
public void version2Compatibility() throws Exception {
byte[] bytes = getResourceBytes("TupleWithTestIntegerSummary4kTrimmedSerVer2.sk");
Sketch<IntegerSummary> sketch1 = Sketches.heapifySketch(Memory.wrap(bytes),
new IntegerSummaryDeserializer());
// construct the same way
final int lgK = 12;
final int K = 1 << lgK;
final UpdatableSketchBuilder<Integer, IntegerSummary> builder =
new UpdatableSketchBuilder<>(new IntegerSummaryFactory());
final UpdatableSketch<Integer, IntegerSummary> updatableSketch = builder.build();
for (int i = 0; i < 2 * K; i++) {
updatableSketch.update(i, 1);
}
updatableSketch.trim();
Sketch<IntegerSummary> sketch2 = updatableSketch.compact();
Assert.assertEquals(sketch1.getRetainedEntries(), sketch2.getRetainedEntries());
Assert.assertEquals(sketch1.getThetaLong(), sketch2.getThetaLong());
Assert.assertEquals(sketch1.isEmpty(), sketch2.isEmpty());
Assert.assertEquals(sketch1.isEstimationMode(), sketch2.isEstimationMode());
}
@Test
public void emptyFromCpp() {
byte[] bytes = getResourceBytes("tuple-int-empty-cpp.sk");
Sketch<IntegerSummary> sketch = Sketches.heapifySketch(Memory.wrap(bytes),
new IntegerSummaryDeserializer());
Assert.assertTrue(sketch.isEmpty());
Assert.assertFalse(sketch.isEstimationMode());
Assert.assertEquals(sketch.getRetainedEntries(), 0);
Assert.assertEquals(sketch.getThetaLong(), Long.MAX_VALUE);
}
@Test
public void singleItemFromCpp() {
byte[] bytes = getResourceBytes("tuple-int-single-cpp.sk");
Sketch<IntegerSummary> sketch = Sketches.heapifySketch(Memory.wrap(bytes),
new IntegerSummaryDeserializer());
Assert.assertFalse(sketch.isEmpty());
Assert.assertFalse(sketch.isEstimationMode());
Assert.assertEquals(sketch.getRetainedEntries(), 1);
Assert.assertEquals(sketch.getThetaLong(), Long.MAX_VALUE);
}
@Test
public void exactModeFromCpp() {
byte[] bytes = getResourceBytes("tuple-int-two-cpp.sk");
Sketch<IntegerSummary> sketch = Sketches.heapifySketch(Memory.wrap(bytes),
new IntegerSummaryDeserializer());
Assert.assertFalse(sketch.isEmpty());
Assert.assertFalse(sketch.isEstimationMode());
Assert.assertEquals(sketch.getRetainedEntries(), 2);
Assert.assertEquals(sketch.getThetaLong(), Long.MAX_VALUE);
}
@Test
public void estimationModeFromCpp() {
byte[] bytes = getResourceBytes("tuple-int-est-trim-cpp.sk");
Sketch<IntegerSummary> sketch = Sketches.heapifySketch(Memory.wrap(bytes),
new IntegerSummaryDeserializer());
Assert.assertFalse(sketch.isEmpty());
Assert.assertTrue(sketch.isEstimationMode());
Assert.assertEquals(sketch.getRetainedEntries(), 4096);
Assert.assertTrue(sketch.getThetaLong() < Long.MAX_VALUE);
}
}