net.kaczmarzyk.spring.data.jpa.web.AndSpecificationResolverTest.java Source code

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Here is the source code for net.kaczmarzyk.spring.data.jpa.web.AndSpecificationResolverTest.java

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/**
 * Copyright 2014-2016 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
 *
 * 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 net.kaczmarzyk.spring.data.jpa.web;

import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import net.kaczmarzyk.spring.data.jpa.domain.Conjunction;
import net.kaczmarzyk.spring.data.jpa.domain.Like;
import net.kaczmarzyk.spring.data.jpa.web.annotation.And;
import net.kaczmarzyk.spring.data.jpa.web.annotation.Spec;

import org.junit.Test;
import org.springframework.core.MethodParameter;
import org.springframework.data.jpa.domain.Specification;
import org.springframework.web.context.request.NativeWebRequest;

/**
 * @author Tomasz Kaczmarzyk
 */
public class AndSpecificationResolverTest extends ResolverTestBase {

    AndSpecificationResolver resolver = new AndSpecificationResolver();

    @Test
    public void resolvesWrapperOfInnerSpecs() throws Exception {
        MethodParameter param = MethodParameter.forMethodOrConstructor(testMethod("testMethod"), 0);
        NativeWebRequest req = mock(NativeWebRequest.class);
        when(req.getParameterValues("path1")).thenReturn(new String[] { "value1" });
        when(req.getParameterValues("path2")).thenReturn(new String[] { "value2" });

        Specification<?> result = resolver.resolveArgument(param, null, req, null);

        assertThat(result)
                .isEqualTo(new Conjunction<>(new Like<>("path1", "value1"), new Like<>("path2", "value2")));
    }

    @Test
    public void skipsMissingInnerSpec() throws Exception {
        MethodParameter param = MethodParameter.forMethodOrConstructor(testMethod("testMethod"), 0);
        NativeWebRequest req = mock(NativeWebRequest.class);
        when(req.getParameterValues("path1")).thenReturn(new String[] { "value1" });

        Specification<?> result = resolver.resolveArgument(param, null, req, null);

        assertThat(result).isEqualTo(new Conjunction<>(new Like<>("path1", "value1")));
    }

    @Test
    public void returnsNullIfNoInnerSpecCanBeResolved() throws Exception {
        MethodParameter param = MethodParameter.forMethodOrConstructor(testMethod("testMethod"), 0);
        NativeWebRequest req = mock(NativeWebRequest.class);

        Specification<?> result = resolver.resolveArgument(param, null, req, null);

        assertThat(result).isNull();
    }

    public static class TestController {

        public void testMethod(@And({ @Spec(path = "path1", spec = Like.class),
                @Spec(path = "path2", spec = Like.class) }) Specification<Object> spec) {
        }
    }

    @Override
    protected Class<?> controllerClass() {
        return TestController.class;
    }
}