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* AVRO-3779: any big decimal conversion
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lang/java/avro/src/test/java/org/apache/avro/TestBigDecimalConversion.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,85 @@ | ||
| /* | ||
| * 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 | ||
| * | ||
| * https://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. | ||
| */ | ||
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| package org.apache.avro; | ||
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| import org.junit.jupiter.api.Assertions; | ||
| import org.junit.jupiter.api.Test; | ||
| import org.junit.jupiter.params.ParameterizedTest; | ||
| import org.junit.jupiter.params.provider.Arguments; | ||
| import org.junit.jupiter.params.provider.MethodSource; | ||
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| import java.math.BigDecimal; | ||
| import java.nio.ByteBuffer; | ||
| import java.util.Iterator; | ||
| import java.util.NoSuchElementException; | ||
| import java.util.Spliterator; | ||
| import java.util.Spliterators; | ||
| import java.util.stream.Stream; | ||
| import java.util.stream.StreamSupport; | ||
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| public class TestBigDecimalConversion { | ||
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| private Conversion<BigDecimal> conversion = new Conversions.BigDecimalConversion(); | ||
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| private final LogicalType bigDecimal = LogicalTypes.bigDecimal(); | ||
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| private Schema bytesSchema = conversion.getRecommendedSchema(); | ||
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| @ParameterizedTest | ||
| @MethodSource("listBigDecimal") | ||
| void bigdec(BigDecimal d1) { | ||
| ByteBuffer d1bytes = conversion.toBytes(d1, bytesSchema, bigDecimal); | ||
| BigDecimal decimal1 = conversion.fromBytes(d1bytes, bytesSchema, bigDecimal); | ||
| Assertions.assertEquals(decimal1, d1); | ||
| } | ||
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| static Stream<Arguments> listBigDecimal() { | ||
| Iterator<BigDecimal> iterator = new Iterator<BigDecimal>() { | ||
| int index = 0; | ||
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| BigDecimal step = new BigDecimal(-2.7d); | ||
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| BigDecimal current = new BigDecimal(1.0d); | ||
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| @Override | ||
| public boolean hasNext() { | ||
| if (index == 50) { | ||
| // test small bigdecimal | ||
| current = new BigDecimal(1.0d); | ||
| step = new BigDecimal(-0.71d); | ||
| } | ||
| return index < 100; | ||
| } | ||
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| @Override | ||
| public BigDecimal next() { | ||
| if (!hasNext()) { | ||
| throw new NoSuchElementException(); | ||
| } | ||
| index++; | ||
| current = current.multiply(step); | ||
| return current; | ||
| } | ||
| }; | ||
| return StreamSupport.stream(Spliterators.spliteratorUnknownSize(iterator, Spliterator.ORDERED), false) | ||
| .map(Arguments::of); | ||
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| } | ||
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| } |
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