/*
* Copyright 2008-2013 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 org.springframework.data.repository.query;
import static org.hamcrest.CoreMatchers.*;
import static org.junit.Assert.*;
import org.junit.Before;
import org.junit.Test;
import org.springframework.data.domain.PageRequest;
import org.springframework.data.domain.Pageable;
import org.springframework.data.domain.Sort;
/**
* Unit tests for {@link ParametersParameterAccessor}.
*
* @author Oliver Gierke
*/
public class SimpleParameterAccessorUnitTests {
Parameters<?, ?> parameters, sortParameters, pageableParameters;
@Before
public void setUp() throws SecurityException, NoSuchMethodException {
parameters = new DefaultParameters(Sample.class.getMethod("sample", String.class));
sortParameters = new DefaultParameters(Sample.class.getMethod("sample1", String.class, Sort.class));
pageableParameters = new DefaultParameters(Sample.class.getMethod("sample2", String.class, Pageable.class));
}
@Test
public void testname() throws Exception {
new ParametersParameterAccessor(parameters, new Object[] { "test" });
}
@Test(expected = IllegalArgumentException.class)
public void rejectsNullParameters() throws Exception {
new ParametersParameterAccessor(null, new Object[0]);
}
@Test(expected = IllegalArgumentException.class)
public void rejectsNullValues() throws Exception {
new ParametersParameterAccessor(parameters, null);
}
@Test(expected = IllegalArgumentException.class)
public void rejectsTooLittleNumberOfArguments() throws Exception {
new ParametersParameterAccessor(parameters, new Object[0]);
}
@Test(expected = IllegalArgumentException.class)
public void rejectsTooManyArguments() throws Exception {
new ParametersParameterAccessor(parameters, new Object[] { "test", "test" });
}
@Test
public void returnsNullForPageableAndSortIfNoneAvailable() throws Exception {
ParameterAccessor accessor = new ParametersParameterAccessor(parameters, new Object[] { "test" });
assertThat(accessor.getPageable(), is(nullValue()));
assertThat(accessor.getSort(), is(nullValue()));
}
@Test
public void returnsSortIfAvailable() {
Sort sort = new Sort("foo");
ParameterAccessor accessor = new ParametersParameterAccessor(sortParameters, new Object[] { "test", sort });
assertThat(accessor.getSort(), is(sort));
assertThat(accessor.getPageable(), is(nullValue()));
}
@Test
public void returnsPageableIfAvailable() {
Pageable pageable = new PageRequest(0, 10);
ParameterAccessor accessor = new ParametersParameterAccessor(pageableParameters, new Object[] { "test", pageable });
assertThat(accessor.getPageable(), is(pageable));
assertThat(accessor.getSort(), is(nullValue()));
}
@Test
public void returnsSortFromPageableIfAvailable() throws Exception {
Sort sort = new Sort("foo");
Pageable pageable = new PageRequest(0, 10, sort);
ParameterAccessor accessor = new ParametersParameterAccessor(pageableParameters, new Object[] { "test", pageable });
assertThat(accessor.getPageable(), is(pageable));
assertThat(accessor.getSort(), is(sort));
}
interface Sample {
void sample(String firstname);
void sample1(String firstname, Sort sort);
void sample2(String firstname, Pageable pageable);
}
}