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110 changes: 110 additions & 0 deletions
110
core/src/test/java/org/apache/iceberg/InternalTestHelpers.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,110 @@ | ||
| /* | ||
| * 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.iceberg; | ||
|
|
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| import static org.assertj.core.api.Assertions.assertThat; | ||
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| import java.util.List; | ||
| import java.util.Map; | ||
| import org.apache.iceberg.types.Type; | ||
| import org.apache.iceberg.types.Types; | ||
|
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| public class InternalTestHelpers { | ||
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| private InternalTestHelpers() {} | ||
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| public static void assertEquals(Types.StructType struct, StructLike expected, StructLike actual) { | ||
| List<Types.NestedField> fields = struct.fields(); | ||
| for (int i = 0; i < fields.size(); i += 1) { | ||
| Type fieldType = fields.get(i).type(); | ||
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| Object expectedValue = expected.get(i, fieldType.typeId().javaClass()); | ||
| Object actualValue = actual.get(i, fieldType.typeId().javaClass()); | ||
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| assertEquals(fieldType, expectedValue, actualValue); | ||
| } | ||
| } | ||
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| public static void assertEquals(Types.ListType list, List<?> expected, List<?> actual) { | ||
| Type elementType = list.elementType(); | ||
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| assertThat(actual).as("List size should match").hasSameSizeAs(expected); | ||
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| for (int i = 0; i < expected.size(); i += 1) { | ||
| Object expectedValue = expected.get(i); | ||
| Object actualValue = actual.get(i); | ||
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| assertEquals(elementType, expectedValue, actualValue); | ||
| } | ||
| } | ||
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| public static void assertEquals(Types.MapType map, Map<?, ?> expected, Map<?, ?> actual) { | ||
| Type valueType = map.valueType(); | ||
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| assertThat(actual).as("Map keys should match").hasSameSizeAs(expected); | ||
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| for (Object expectedKey : expected.keySet()) { | ||
| Object expectedValue = expected.get(expectedKey); | ||
| Object actualValue = actual.get(expectedKey); | ||
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| assertEquals(valueType, expectedValue, actualValue); | ||
| } | ||
| } | ||
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| private static void assertEquals(Type type, Object expected, Object actual) { | ||
| if (expected == null && actual == null) { | ||
| return; | ||
| } | ||
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| switch (type.typeId()) { | ||
| case BOOLEAN: | ||
| case INTEGER: | ||
| case LONG: | ||
| case FLOAT: | ||
| case DOUBLE: | ||
| case STRING: | ||
| case DATE: | ||
| case TIME: | ||
| case TIMESTAMP: | ||
| case UUID: | ||
| case FIXED: | ||
| case BINARY: | ||
| case DECIMAL: | ||
| assertThat(actual).as("Primitive value should be equal to expected").isEqualTo(expected); | ||
| break; | ||
| case STRUCT: | ||
| assertThat(expected).as("Expected should be a StructLike").isInstanceOf(StructLike.class); | ||
| assertThat(actual).as("Actual should be a StructLike").isInstanceOf(StructLike.class); | ||
| assertEquals(type.asStructType(), (StructLike) expected, (StructLike) actual); | ||
| break; | ||
| case LIST: | ||
| assertThat(expected).as("Expected should be a List").isInstanceOf(List.class); | ||
| assertThat(actual).as("Actual should be a List").isInstanceOf(List.class); | ||
| assertEquals(type.asListType(), (List<?>) expected, (List<?>) actual); | ||
| break; | ||
| case MAP: | ||
| assertThat(expected).as("Expected should be a Map").isInstanceOf(Map.class); | ||
| assertThat(actual).as("Actual should be a Map").isInstanceOf(Map.class); | ||
| assertEquals(type.asMapType(), (Map<?, ?>) expected, (Map<?, ?>) actual); | ||
| break; | ||
| default: | ||
| throw new IllegalArgumentException("Not a supported type: " + type); | ||
| } | ||
| } | ||
| } |
104 changes: 104 additions & 0 deletions
104
core/src/test/java/org/apache/iceberg/RandomInternalData.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,104 @@ | ||
| /* | ||
| * 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.iceberg; | ||
|
|
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| import java.nio.ByteBuffer; | ||
| import java.util.List; | ||
| import java.util.Random; | ||
| import java.util.UUID; | ||
| import java.util.function.Supplier; | ||
| import org.apache.iceberg.data.GenericRecord; | ||
| import org.apache.iceberg.relocated.com.google.common.collect.Lists; | ||
| import org.apache.iceberg.types.Type; | ||
| import org.apache.iceberg.types.TypeUtil; | ||
| import org.apache.iceberg.types.Types; | ||
| import org.apache.iceberg.util.RandomUtil; | ||
|
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| public class RandomInternalData { | ||
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| private RandomInternalData() {} | ||
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| public static List<StructLike> generate(Schema schema, int numRecords, long seed) { | ||
| RandomDataGenerator generator = new RandomDataGenerator(seed); | ||
| List<StructLike> records = Lists.newArrayListWithExpectedSize(numRecords); | ||
| for (int i = 0; i < numRecords; i += 1) { | ||
| records.add((StructLike) TypeUtil.visit(schema, generator)); | ||
| } | ||
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| return records; | ||
| } | ||
|
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| private static class RandomDataGenerator extends TypeUtil.CustomOrderSchemaVisitor<Object> { | ||
| private final Random random; | ||
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| private RandomDataGenerator(long seed) { | ||
| this.random = new Random(seed); | ||
| } | ||
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| @Override | ||
| public StructLike schema(Schema schema, Supplier<Object> structResult) { | ||
| return (StructLike) structResult.get(); | ||
| } | ||
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| @Override | ||
| public StructLike struct(Types.StructType struct, Iterable<Object> fieldResults) { | ||
| StructLike rec = GenericRecord.create(struct); | ||
| List<Object> values = Lists.newArrayList(fieldResults); | ||
| for (int i = 0; i < values.size(); i += 1) { | ||
| rec.set(i, values.get(i)); | ||
| } | ||
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| return rec; | ||
| } | ||
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| @Override | ||
| public Object field(Types.NestedField field, Supplier<Object> fieldResult) { | ||
| // return null 5% of the time when the value is optional | ||
| if (field.isOptional() && random.nextInt(20) == 1) { | ||
| return null; | ||
| } | ||
| return fieldResult.get(); | ||
| } | ||
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| @Override | ||
| public Object list(Types.ListType list, Supplier<Object> elementResult) { | ||
| return RandomUtil.generateList(random, list, elementResult); | ||
| } | ||
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| @Override | ||
| public Object map(Types.MapType map, Supplier<Object> keyResult, Supplier<Object> valueResult) { | ||
| return RandomUtil.generateMap(random, map, keyResult, valueResult); | ||
| } | ||
|
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| @Override | ||
| public Object primitive(Type.PrimitiveType primitive) { | ||
| Object result = RandomUtil.generatePrimitive(primitive, random); | ||
|
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| switch (primitive.typeId()) { | ||
| case FIXED: | ||
| case BINARY: | ||
| return ByteBuffer.wrap((byte[]) result); | ||
| case UUID: | ||
| return UUID.nameUUIDFromBytes((byte[]) result); | ||
| default: | ||
| return result; | ||
| } | ||
| } | ||
| } | ||
| } |
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