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125 changes: 125 additions & 0 deletions
125
...-expression/src/test/java/org/springframework/expression/spel/ast/AccessorUtilsTests.java
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| /* | ||
| * Copyright 2002-2024 the original author or authors. | ||
| * | ||
| * 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 | ||
| * | ||
| * 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.springframework.expression.spel.ast; | ||
|
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| import java.util.List; | ||
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| import org.junit.jupiter.api.Test; | ||
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| import org.springframework.expression.TargetedAccessor; | ||
| import org.springframework.lang.Nullable; | ||
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| import static org.assertj.core.api.Assertions.assertThat; | ||
|
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| /** | ||
| * Tests for {@link AccessorUtils}. | ||
| * | ||
| * @author Sam Brannen | ||
| * @since 6.1.15 | ||
| */ | ||
| class AccessorUtilsTests { | ||
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| private final TargetedAccessor animal1Accessor = createAccessor("Animal1", Animal.class); | ||
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| private final TargetedAccessor animal2Accessor = createAccessor("Animal2", Animal.class); | ||
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| private final TargetedAccessor cat1Accessor = createAccessor("Cat1", Cat.class); | ||
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| private final TargetedAccessor cat2Accessor = createAccessor("Cat2", Cat.class); | ||
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| private final TargetedAccessor generic1Accessor = createAccessor("Generic1", null); | ||
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| private final TargetedAccessor generic2Accessor = createAccessor("Generic2", null); | ||
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| private final List<TargetedAccessor> accessors = List.of( | ||
| generic1Accessor, | ||
| cat1Accessor, | ||
| animal1Accessor, | ||
| animal2Accessor, | ||
| cat2Accessor, | ||
| generic2Accessor | ||
| ); | ||
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| @Test | ||
| void emptyAccessorsList() { | ||
| List<TargetedAccessor> accessorsToTry = AccessorUtils.getAccessorsToTry(new Cat(), List.of()); | ||
| assertThat(accessorsToTry).isEmpty(); | ||
| } | ||
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| @Test | ||
| void noMatch() { | ||
| List<TargetedAccessor> accessorsToTry = AccessorUtils.getAccessorsToTry(new Dog(), List.of(cat1Accessor)); | ||
| assertThat(accessorsToTry).isEmpty(); | ||
| } | ||
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| @Test | ||
| void singleExactTypeMatch() { | ||
| List<TargetedAccessor> accessorsToTry = AccessorUtils.getAccessorsToTry(new Cat(), List.of(cat1Accessor)); | ||
| assertThat(accessorsToTry).containsExactly(cat1Accessor); | ||
| } | ||
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| @Test | ||
| void exactTypeSupertypeAndGenericMatches() { | ||
| List<TargetedAccessor> accessorsToTry = AccessorUtils.getAccessorsToTry(new Cat(), accessors); | ||
| assertThat(accessorsToTry).containsExactly( | ||
| cat1Accessor, cat2Accessor, animal1Accessor, animal2Accessor, generic1Accessor, generic2Accessor); | ||
| } | ||
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| @Test | ||
| void supertypeAndGenericMatches() { | ||
| List<TargetedAccessor> accessorsToTry = AccessorUtils.getAccessorsToTry(new Dog(), accessors); | ||
| assertThat(accessorsToTry).containsExactly( | ||
| animal1Accessor, animal2Accessor, generic1Accessor, generic2Accessor); | ||
| } | ||
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| @Test | ||
| void genericMatches() { | ||
| List<TargetedAccessor> accessorsToTry = AccessorUtils.getAccessorsToTry("not an Animal", accessors); | ||
| assertThat(accessorsToTry).containsExactly(generic1Accessor, generic2Accessor); | ||
| } | ||
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| private static TargetedAccessor createAccessor(String name, Class<?> type) { | ||
| return new DemoAccessor(name, (type != null ? new Class<?>[] { type } : null)); | ||
| } | ||
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| private record DemoAccessor(String name, Class<?>[] types) implements TargetedAccessor { | ||
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| @Override | ||
| @Nullable | ||
| public Class<?>[] getSpecificTargetClasses() { | ||
| return this.types; | ||
| } | ||
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| @Override | ||
| public final String toString() { | ||
| return this.name; | ||
| } | ||
| } | ||
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| sealed interface Animal permits Cat, Dog { | ||
| } | ||
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| static final class Cat implements Animal { | ||
| } | ||
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| static final class Dog implements Animal { | ||
| } | ||
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| } |
162 changes: 0 additions & 162 deletions
162
spring-expression/src/test/java/org/springframework/expression/spel/ast/AstUtilsTests.java
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