/*
* Copyright 2014 Google Inc. All rights reserved.
*
* Licensed 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.inferred.freebuilder.processor;
import static org.inferred.freebuilder.processor.util.feature.SourceLevel.SOURCE_LEVEL;
import static org.junit.Assume.assumeTrue;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMultiset;
import com.google.common.collect.Multiset;
import com.google.common.testing.EqualsTester;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
import com.fasterxml.jackson.datatype.guava.GuavaModule;
import org.inferred.freebuilder.FreeBuilder;
import org.inferred.freebuilder.processor.util.feature.FeatureSet;
import org.inferred.freebuilder.processor.util.testing.BehaviorTestRunner.Shared;
import org.inferred.freebuilder.processor.util.testing.BehaviorTester;
import org.inferred.freebuilder.processor.util.testing.ParameterizedBehaviorTestFactory;
import org.inferred.freebuilder.processor.util.testing.CompilationException;
import org.inferred.freebuilder.processor.util.testing.SourceBuilder;
import org.inferred.freebuilder.processor.util.testing.TestBuilder;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.junit.runners.Parameterized.Parameter;
import org.junit.runners.Parameterized.Parameters;
import org.junit.runners.Parameterized.UseParametersRunnerFactory;
import java.util.Arrays;
import java.util.Iterator;
import java.util.List;
import java.util.stream.Stream;
import javax.tools.JavaFileObject;
@RunWith(Parameterized.class)
@UseParametersRunnerFactory(ParameterizedBehaviorTestFactory.class)
public class MultisetPrefixlessPropertyTest {
@Parameters(name = "{0}")
public static List<FeatureSet> featureSets() {
return FeatureSets.ALL;
}
private static final JavaFileObject MULTISET_PROPERTY_TYPE = new SourceBuilder()
.addLine("package com.example;")
.addLine("@%s", FreeBuilder.class)
.addLine("public abstract class DataType {")
.addLine(" public abstract %s<%s> items();", Multiset.class, String.class)
.addLine("")
.addLine(" public static class Builder extends DataType_Builder {}")
.addLine(" public static Builder builder() {")
.addLine(" return new Builder();")
.addLine(" }")
.addLine("}")
.build();
private static final JavaFileObject MULTISET_PRIMITIVES_TYPE = new SourceBuilder()
.addLine("package com.example;")
.addLine("@%s", FreeBuilder.class)
.addLine("public abstract class DataType {")
.addLine(" public abstract %s<Integer> items();", Multiset.class)
.addLine("")
.addLine(" public static class Builder extends DataType_Builder {}")
.addLine(" public static Builder builder() {")
.addLine(" return new Builder();")
.addLine(" }")
.addLine("}")
.build();
@Parameter public FeatureSet features;
@Rule public final ExpectedException thrown = ExpectedException.none();
@Shared public BehaviorTester behaviorTester;
@Test
public void testDefaultEmpty() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder().build();")
.addLine("assertThat(value.items()).isEmpty();")
.build())
.runTest();
}
@Test
public void testAddSingleElement() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addItems(\"one\")")
.addLine(" .addItems(\"two\")")
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(\"one\", \"two\");")
.build())
.runTest();
}
@Test
public void testAddSingleElement_null() {
thrown.expect(NullPointerException.class);
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("new DataType.Builder()")
.addLine(" .addItems(\"one\")")
.addLine(" .addItems((String) null);")
.build())
.runTest();
}
@Test
public void testAddSingleElement_duplicate() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addItems(\"one\")")
.addLine(" .addItems(\"one\")")
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(\"one\", \"one\");")
.build())
.runTest();
}
@Test
public void testAddVarargs() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addItems(\"one\", \"two\")")
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(\"one\", \"two\");")
.build())
.runTest();
}
@Test
public void testAddVarargs_null() {
thrown.expect(NullPointerException.class);
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("new DataType.Builder().addItems(\"one\", null);")
.build())
.runTest();
}
@Test
public void testAddVarargs_duplicate() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addItems(\"one\", \"one\")")
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(\"one\", \"one\");")
.build())
.runTest();
}
@Test
public void testAddAllIterable() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addAllItems(%s.of(\"one\", \"two\"))", ImmutableList.class)
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(\"one\", \"two\");")
.build())
.runTest();
}
@Test
public void testAddAllIterable_null() {
thrown.expect(NullPointerException.class);
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("new DataType.Builder()")
.addLine(" .addAllItems(%s.of(\"one\", null));", ImmutableList.class)
.build())
.runTest();
}
@Test
public void testAddAllIterable_duplicate() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addAllItems(%s.of(\"one\", \"one\"))", ImmutableList.class)
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(\"one\", \"one\");")
.build())
.runTest();
}
@Test
public void testAddAllIterable_iteratesOnce() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addAllItems(new %s(\"one\", \"two\"))", DodgyStringIterable.class)
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(\"one\", \"two\");")
.build())
.runTest();
}
/** Throws a {@link NullPointerException} the second time {@link #iterator()} is called. */
public static class DodgyStringIterable implements Iterable<String> {
private ImmutableList<String> values;
public DodgyStringIterable(String... values) {
this.values = ImmutableList.copyOf(values);
}
@Override
public Iterator<String> iterator() {
try {
return values.iterator();
} finally {
values = null;
}
}
}
@Test
public void testAddAllStream() {
assumeStreamsAvailable();
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addAllItems(Stream.of(\"one\", \"two\"))")
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(\"one\", \"two\");")
.build())
.runTest();
}
@Test
public void testAddAllStream_null() {
assumeStreamsAvailable();
thrown.expect(NullPointerException.class);
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("new DataType.Builder()")
.addLine(" .addAllItems(Stream.of(\"one\", null));")
.build())
.runTest();
}
@Test
public void testAddAllStream_duplicate() {
assumeStreamsAvailable();
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addAllItems(Stream.of(\"one\", \"one\"))")
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(\"one\", \"one\");")
.build())
.runTest();
}
@Test
public void testAddAllSpliterator() {
assumeStreamsAvailable();
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addAllItems(Stream.of(\"one\", \"two\").spliterator())")
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(\"one\", \"two\");")
.build())
.runTest();
}
@Test
public void testAddAllSpliterator_null() {
assumeStreamsAvailable();
thrown.expect(NullPointerException.class);
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("new DataType.Builder()")
.addLine(" .addAllItems(Stream.of(\"one\", null).spliterator());")
.build())
.runTest();
}
@Test
public void testAddAllSpliterator_duplicate() {
assumeStreamsAvailable();
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addAllItems(Stream.of(\"one\", \"one\").spliterator())")
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(\"one\", \"one\");")
.build())
.runTest();
}
@Test
public void testAddCopies() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addCopiesToItems(\"one\", 3)")
.addLine(" .addCopiesToItems(\"two\", 2)")
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(")
.addLine(" \"one\", \"one\", \"one\", \"two\", \"two\");")
.build())
.runTest();
}
@Test
public void testAddCopies_null() {
thrown.expect(NullPointerException.class);
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("new DataType.Builder()")
.addLine(" .addCopiesToItems(\"one\", 3)")
.addLine(" .addCopiesToItems((String) null, 2);")
.build())
.runTest();
}
@Test
public void testAddCopies_negativeOccurrences() {
thrown.expect(IllegalArgumentException.class);
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("new DataType.Builder()")
.addLine(" .addCopiesToItems(\"one\", 3)")
.addLine(" .addCopiesToItems(\"two\", -2);")
.build())
.runTest();
}
@Test
public void testAddCopies_duplicate() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addCopiesToItems(\"one\", 3)")
.addLine(" .addCopiesToItems(\"one\", 2)")
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(")
.addLine(" \"one\", \"one\", \"one\", \"one\", \"one\");")
.build())
.runTest();
}
@Test
public void testSetCountOf() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addItems(\"one\", \"two\", \"three\")")
.addLine(" .setCountOfItems(\"one\", 3)")
.addLine(" .setCountOfItems(\"two\", 2)")
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(")
.addLine(" \"one\", \"one\", \"one\", \"two\", \"two\", \"three\");")
.build())
.runTest();
}
@Test
public void testSetCountOf_toZero() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addItems(\"one\", \"two\")")
.addLine(" .setCountOfItems(\"two\", 0)")
.addLine(" .addItems(\"three\", \"four\")")
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(\"one\", \"three\", \"four\");")
.build())
.runTest();
}
@Test
public void testClear() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addItems(\"one\", \"two\")")
.addLine(" .clearItems()")
.addLine(" .addItems(\"three\", \"four\")")
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(\"three\", \"four\");")
.build())
.runTest();
}
@Test
public void testDefaultEmpty_primitive() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PRIMITIVES_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder().build();")
.addLine("assertThat(value.items()).isEmpty();")
.build())
.runTest();
}
@Test
public void testAddSingleElement_primitive() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PRIMITIVES_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addItems(1)")
.addLine(" .addItems(2)")
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(1, 2);")
.build())
.runTest();
}
@Test
public void testAddSingleElement_null_primitive() {
thrown.expect(NullPointerException.class);
behaviorTester
.with(new Processor(features))
.with(MULTISET_PRIMITIVES_TYPE)
.with(testBuilder()
.addLine("new DataType.Builder()")
.addLine(" .addItems(1)")
.addLine(" .addItems((Integer) null);")
.build())
.runTest();
}
@Test
public void testAddSingleElement_duplicate_primitive() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PRIMITIVES_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addItems(1)")
.addLine(" .addItems(1)")
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(1, 1);")
.build())
.runTest();
}
@Test
public void testAddVarargs_primitive() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PRIMITIVES_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addItems(1, 2)")
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(1, 2);")
.build())
.runTest();
}
@Test
public void testAddVarargs_null_primitive() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PRIMITIVES_TYPE)
.with(testBuilder()
.addLine("new DataType.Builder().addItems(1, null);")
.build());
thrown.expect(CompilationException.class);
behaviorTester.runTest();
}
@Test
public void testAddVarargs_duplicate_primitive() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PRIMITIVES_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addItems(1, 1)")
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(1, 1);")
.build())
.runTest();
}
@Test
public void testAddAllIterable_primitive() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PRIMITIVES_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addAllItems(%s.of(1, 2))", ImmutableList.class)
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(1, 2);")
.build())
.runTest();
}
@Test
public void testAddAllIterable_null_primitive() {
thrown.expect(NullPointerException.class);
behaviorTester
.with(new Processor(features))
.with(MULTISET_PRIMITIVES_TYPE)
.with(testBuilder()
.addLine("new DataType.Builder()")
.addLine(" .addAllItems(%s.of(1, null));", ImmutableList.class)
.build())
.runTest();
}
@Test
public void testAddAllIterable_duplicate_primitive() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PRIMITIVES_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addAllItems(%s.of(1, 1))", ImmutableList.class)
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(1, 1);")
.build())
.runTest();
}
@Test
public void testAddCopies_primitive() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PRIMITIVES_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addCopiesToItems(1, 3)")
.addLine(" .addCopiesToItems(2, 2)")
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(1, 1, 1, 2, 2);")
.build())
.runTest();
}
@Test
public void testAddCopies_null_primitive() {
thrown.expect(NullPointerException.class);
behaviorTester
.with(new Processor(features))
.with(MULTISET_PRIMITIVES_TYPE)
.with(testBuilder()
.addLine("new DataType.Builder()")
.addLine(" .addCopiesToItems(1, 3)")
.addLine(" .addCopiesToItems((Integer) null, 2);")
.build())
.runTest();
}
@Test
public void testAddCopies_negativeOccurrences_primitive() {
thrown.expect(IllegalArgumentException.class);
behaviorTester
.with(new Processor(features))
.with(MULTISET_PRIMITIVES_TYPE)
.with(testBuilder()
.addLine("new DataType.Builder()")
.addLine(" .addCopiesToItems(1, 3)")
.addLine(" .addCopiesToItems(2, -2);")
.build())
.runTest();
}
@Test
public void testAddCopies_duplicate_primitive() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PRIMITIVES_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addCopiesToItems(1, 3)")
.addLine(" .addCopiesToItems(1, 2)")
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(1, 1, 1, 1, 1);")
.build())
.runTest();
}
@Test
public void testSetCountOf_primitive() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PRIMITIVES_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addItems(1, 2, 3)")
.addLine(" .setCountOfItems(1, 3)")
.addLine(" .setCountOfItems(2, 2)")
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(1, 1, 1, 2, 2, 3);")
.build())
.runTest();
}
@Test
public void testSetCountOf_toZero_primitive() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PRIMITIVES_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addItems(1, 2)")
.addLine(" .setCountOfItems(2, 0)")
.addLine(" .addItems(3, 4)")
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(1, 3, 4);")
.build())
.runTest();
}
@Test
public void testClear_primitive() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PRIMITIVES_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addItems(1, 2)")
.addLine(" .clearItems()")
.addLine(" .addItems(3, 4)")
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(3, 4);")
.build())
.runTest();
}
@Test
public void testGet_returnsLiveView() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("DataType.Builder builder = new DataType.Builder();")
.addLine("%s<String> itemsView = builder.items();", Multiset.class)
.addLine("assertThat(itemsView).isEmpty();")
.addLine("builder.addItems(\"one\", \"two\");")
.addLine("assertThat(itemsView).iteratesAs(\"one\", \"two\");")
.addLine("builder.clearItems();")
.addLine("assertThat(itemsView).isEmpty();")
.addLine("builder.addItems(\"three\", \"four\");")
.addLine("assertThat(itemsView).iteratesAs(\"three\", \"four\");")
.build())
.runTest();
}
@Test
public void testGet_returnsUnmodifiableSet() {
thrown.expect(UnsupportedOperationException.class);
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("DataType.Builder builder = new DataType.Builder();")
.addLine("%s<String> itemsView = builder.items();", Multiset.class)
.addLine("itemsView.add(\"anything\");")
.build())
.runTest();
}
@Test
public void testMergeFrom_valueInstance() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("DataType value = DataType.builder()")
.addLine(" .addItems(\"one\", \"two\")")
.addLine(" .build();")
.addLine("DataType.Builder builder = DataType.builder()")
.addLine(" .mergeFrom(value);")
.addLine("assertThat(builder.build().items()).iteratesAs(\"one\", \"two\");")
.build())
.runTest();
}
@Test
public void testMergeFrom_builder() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("DataType.Builder template = DataType.builder()")
.addLine(" .addItems(\"one\", \"two\");")
.addLine("DataType.Builder builder = DataType.builder()")
.addLine(" .mergeFrom(template);")
.addLine("assertThat(builder.build().items()).iteratesAs(\"one\", \"two\");")
.build())
.runTest();
}
@Test
public void testToBuilder_fromPartial() {
behaviorTester
.with(new Processor(features))
.with(new SourceBuilder()
.addLine("package com.example;")
.addLine("@%s", FreeBuilder.class)
.addLine("public interface DataType {")
.addLine(" %s<%s> items();", Multiset.class, String.class)
.addLine("")
.addLine(" Builder toBuilder();")
.addLine(" class Builder extends DataType_Builder {}")
.addLine("}")
.build())
.with(testBuilder()
.addLine("DataType value1 = new DataType.Builder()")
.addLine(" .addItems(\"one\", \"two\")")
.addLine(" .buildPartial();")
.addLine("DataType value2 = value1.toBuilder()")
.addLine(" .addItems(\"three\")")
.addLine(" .build();")
.addLine("assertThat(value2.items()).iteratesAs(\"one\", \"two\", \"three\");")
.build())
.runTest();
}
@Test
public void testBuilderClear() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addItems(\"one\", \"two\")")
.addLine(" .clear()")
.addLine(" .addItems(\"three\", \"four\")")
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(\"three\", \"four\");")
.build())
.runTest();
}
@Test
public void testBuilderClear_noBuilderFactory() {
behaviorTester
.with(new Processor(features))
.with(new SourceBuilder()
.addLine("package com.example;")
.addLine("@%s", FreeBuilder.class)
.addLine("public abstract class DataType {")
.addLine(" public abstract %s<%s> items();", Multiset.class, String.class)
.addLine("")
.addLine(" public static class Builder extends DataType_Builder {")
.addLine(" public Builder(String... items) {")
.addLine(" addItems(items);")
.addLine(" }")
.addLine(" }")
.addLine("}")
.build())
.with(testBuilder()
.addLine("DataType value = new DataType.Builder(\"hello\")")
.addLine(" .clear()")
.addLine(" .addItems(\"three\", \"four\")")
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(\"three\", \"four\");")
.build())
.runTest();
}
@Test
public void testImmutableSetProperty() {
behaviorTester
.with(new Processor(features))
.with(new SourceBuilder()
.addLine("package com.example;")
.addLine("@%s", FreeBuilder.class)
.addLine("public abstract class DataType {")
.addLine(" public abstract %s<%s> items();", ImmutableMultiset.class, String.class)
.addLine("")
.addLine(" public static class Builder extends DataType_Builder {}")
.addLine(" public static Builder builder() {")
.addLine(" return new Builder();")
.addLine(" }")
.addLine("}")
.build())
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addItems(\"one\")")
.addLine(" .addItems(\"two\")")
.addLine(" .build();")
.addLine("assertThat(value.items()).iteratesAs(\"one\", \"two\");")
.build())
.runTest();
}
@Test
public void testOverridingAdd() {
behaviorTester
.with(new Processor(features))
.with(new SourceBuilder()
.addLine("package com.example;")
.addLine("@%s", FreeBuilder.class)
.addLine("public abstract class DataType {")
.addLine(" public abstract %s<%s> items();", Multiset.class, String.class)
.addLine("")
.addLine(" public static class Builder extends DataType_Builder {")
.addLine(" @Override public Builder setCountOfItems(String unused, int unused2) {")
.addLine(" return this;")
.addLine(" }")
.addLine(" }")
.addLine(" public static Builder builder() {")
.addLine(" return new Builder();")
.addLine(" }")
.addLine("}")
.build())
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addItems(\"zero\")")
.addLine(" .addItems(\"one\", \"two\")")
.addLine(" .addAllItems(%s.of(\"three\", \"four\"))", ImmutableList.class)
.addLine(" .addCopiesToItems(\"seven\", 3)")
.addLine(" .setCountOfItems(\"eight\", 3)")
.addLine(" .build();")
.addLine("assertThat(value.items()).isEmpty();")
.build())
.runTest();
}
@Test
public void testOverridingAdd_primitive() {
behaviorTester
.with(new Processor(features))
.with(new SourceBuilder()
.addLine("package com.example;")
.addLine("@%s", FreeBuilder.class)
.addLine("public abstract class DataType {")
.addLine(" public abstract %s<Integer> items();", Multiset.class)
.addLine("")
.addLine(" public static class Builder extends DataType_Builder {")
.addLine(" @Override public Builder setCountOfItems(int unused, int unused2) {")
.addLine(" return this;")
.addLine(" }")
.addLine(" }")
.addLine(" public static Builder builder() {")
.addLine(" return new Builder();")
.addLine(" }")
.addLine("}")
.build())
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addItems(0)")
.addLine(" .addItems(1, 2)")
.addLine(" .addAllItems(%s.of(3, 4))", ImmutableList.class)
.addLine(" .addCopiesToItems(7, 3)")
.addLine(" .setCountOfItems(8, 3)")
.addLine(" .build();")
.addLine("assertThat(value.items()).isEmpty();")
.build())
.runTest();
}
@Test
public void testEquality() {
behaviorTester
.with(new Processor(features))
.with(MULTISET_PROPERTY_TYPE)
.with(testBuilder()
.addLine("new %s()", EqualsTester.class)
.addLine(" .addEqualityGroup(")
.addLine(" DataType.builder().build(),")
.addLine(" DataType.builder().build())")
.addLine(" .addEqualityGroup(")
.addLine(" DataType.builder()")
.addLine(" .addItems(\"one\", \"two\")")
.addLine(" .build(),")
.addLine(" DataType.builder()")
.addLine(" .addItems(\"one\", \"two\")")
.addLine(" .build())")
.addLine(" .addEqualityGroup(")
.addLine(" DataType.builder()")
.addLine(" .addItems(\"one\")")
.addLine(" .build(),")
.addLine(" DataType.builder()")
.addLine(" .addItems(\"one\")")
.addLine(" .build())")
.addLine(" .addEqualityGroup(")
.addLine(" DataType.builder()")
.addLine(" .addItems(\"one\", \"one\")")
.addLine(" .build(),")
.addLine(" DataType.builder()")
.addLine(" .addItems(\"one\", \"one\")")
.addLine(" .build())")
.addLine(" .testEquals();")
.build())
.runTest();
}
@Test
public void testJacksonInteroperability() {
// See also https://github.com/google/FreeBuilder/issues/68
behaviorTester
.with(new Processor(features))
.with(new SourceBuilder()
.addLine("package com.example;")
.addLine("import " + JsonProperty.class.getName() + ";")
.addLine("@%s", FreeBuilder.class)
.addLine("@%s(builder = DataType.Builder.class)", JsonDeserialize.class)
.addLine("public interface DataType {")
.addLine(" @JsonProperty(\"stuff\") %s<%s> items();", Multiset.class, String.class)
.addLine("")
.addLine(" class Builder extends DataType_Builder {}")
.addLine("}")
.build())
.with(testBuilder()
.addLine("DataType value = new DataType.Builder()")
.addLine(" .addItems(\"one\")")
.addLine(" .addItems(\"two\")")
.addLine(" .build();")
.addLine("%1$s mapper = new %1$s()", ObjectMapper.class)
.addLine(" .registerModule(new %s());", GuavaModule.class)
.addLine("String json = mapper.writeValueAsString(value);")
.addLine("DataType clone = mapper.readValue(json, DataType.class);")
.addLine("assertThat(clone.items()).iteratesAs(\"one\", \"two\");")
.build())
.runTest();
}
private void assumeStreamsAvailable() {
assumeTrue("Streams available", features.get(SOURCE_LEVEL).stream().isPresent());
}
private static TestBuilder testBuilder() {
return new TestBuilder()
.addImport("com.example.DataType")
.addImport(Arrays.class)
.addImport(Stream.class);
}
}