/*
* Copyright 2002-2016 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 org.springframework.http.server.reactive;
import java.io.ByteArrayInputStream;
import java.util.Arrays;
import java.util.Collections;
import javax.servlet.AsyncContext;
import javax.servlet.ReadListener;
import javax.servlet.ServletInputStream;
import javax.servlet.http.HttpServletRequest;
import org.junit.Test;
import org.springframework.core.io.buffer.DefaultDataBufferFactory;
import org.springframework.mock.web.test.DelegatingServletInputStream;
import org.springframework.mock.web.test.MockAsyncContext;
import org.springframework.mock.web.test.MockHttpServletRequest;
import org.springframework.mock.web.test.MockHttpServletResponse;
import org.springframework.util.MultiValueMap;
import static org.junit.Assert.assertEquals;
/**
* Unit tests for {@link AbstractServerHttpRequest}.
*
* @author Rossen Stoyanchev
*/
public class ServerHttpRequestTests {
@Test
public void queryParamsNone() throws Exception {
MultiValueMap<String, String> params = createHttpRequest("/path").getQueryParams();
assertEquals(0, params.size());
}
@Test
public void queryParams() throws Exception {
MultiValueMap<String, String> params = createHttpRequest("/path?a=A&b=B").getQueryParams();
assertEquals(2, params.size());
assertEquals(Collections.singletonList("A"), params.get("a"));
assertEquals(Collections.singletonList("B"), params.get("b"));
}
@Test
public void queryParamsWithMulitpleValues() throws Exception {
MultiValueMap<String, String> params = createHttpRequest("/path?a=1&a=2").getQueryParams();
assertEquals(1, params.size());
assertEquals(Arrays.asList("1", "2"), params.get("a"));
}
@Test // SPR-15140
public void queryParamsWithEncodedValue() throws Exception {
MultiValueMap<String, String> params = createHttpRequest("/path?a=%20%2B+%C3%A0").getQueryParams();
assertEquals(1, params.size());
assertEquals(Collections.singletonList(" ++\u00e0"), params.get("a"));
}
@Test
public void queryParamsWithEmptyValue() throws Exception {
MultiValueMap<String, String> params = createHttpRequest("/path?a=").getQueryParams();
assertEquals(1, params.size());
assertEquals(Collections.singletonList(""), params.get("a"));
}
@Test
public void queryParamsWithNoValue() throws Exception {
MultiValueMap<String, String> params = createHttpRequest("/path?a").getQueryParams();
assertEquals(1, params.size());
assertEquals(Collections.singletonList(null), params.get("a"));
}
private ServerHttpRequest createHttpRequest(String path) throws Exception {
HttpServletRequest request = new MockHttpServletRequest("GET", path) {
@Override
public ServletInputStream getInputStream() {
return new TestServletInputStream();
}
};
AsyncContext asyncContext = new MockAsyncContext(request, new MockHttpServletResponse());
return new ServletServerHttpRequest(request, asyncContext, new DefaultDataBufferFactory(), 1024);
}
private static class TestServletInputStream extends DelegatingServletInputStream {
public TestServletInputStream() {
super(new ByteArrayInputStream(new byte[0]));
}
@Override
public void setReadListener(ReadListener readListener) {
// Ignore
}
}
}