/*
* Copyright 2002-2012 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.web.reactive.result.condition;
import java.util.Collection;
import java.util.Collections;
import org.junit.Test;
import org.springframework.http.HttpHeaders;
import org.springframework.mock.http.server.reactive.test.MockServerHttpRequest;
import org.springframework.mock.http.server.reactive.test.MockServerWebExchange;
import org.springframework.web.reactive.result.condition.ConsumesRequestCondition.ConsumeMediaTypeExpression;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
/**
* @author Arjen Poutsma
*/
public class ConsumesRequestConditionTests {
@Test
public void consumesMatch() throws Exception {
MockServerWebExchange exchange = postExchange("text/plain");
ConsumesRequestCondition condition = new ConsumesRequestCondition("text/plain");
assertNotNull(condition.getMatchingCondition(exchange));
}
@Test
public void negatedConsumesMatch() throws Exception {
MockServerWebExchange exchange = postExchange("text/plain");
ConsumesRequestCondition condition = new ConsumesRequestCondition("!text/plain");
assertNull(condition.getMatchingCondition(exchange));
}
@Test
public void getConsumableMediaTypesNegatedExpression() throws Exception {
ConsumesRequestCondition condition = new ConsumesRequestCondition("!application/xml");
assertEquals(Collections.emptySet(), condition.getConsumableMediaTypes());
}
@Test
public void consumesWildcardMatch() throws Exception {
MockServerWebExchange exchange = postExchange("text/plain");
ConsumesRequestCondition condition = new ConsumesRequestCondition("text/*");
assertNotNull(condition.getMatchingCondition(exchange));
}
@Test
public void consumesMultipleMatch() throws Exception {
MockServerWebExchange exchange = postExchange("text/plain");
ConsumesRequestCondition condition = new ConsumesRequestCondition("text/plain", "application/xml");
assertNotNull(condition.getMatchingCondition(exchange));
}
@Test
public void consumesSingleNoMatch() throws Exception {
MockServerWebExchange exchange = postExchange("application/xml");
ConsumesRequestCondition condition = new ConsumesRequestCondition("text/plain");
assertNull(condition.getMatchingCondition(exchange));
}
@Test
public void consumesParseError() throws Exception {
MockServerWebExchange exchange = postExchange("01");
ConsumesRequestCondition condition = new ConsumesRequestCondition("text/plain");
assertNull(condition.getMatchingCondition(exchange));
}
@Test
public void consumesParseErrorWithNegation() throws Exception {
MockServerWebExchange exchange = postExchange("01");
ConsumesRequestCondition condition = new ConsumesRequestCondition("!text/plain");
assertNull(condition.getMatchingCondition(exchange));
}
@Test
public void compareToSingle() throws Exception {
MockServerWebExchange exchange = MockServerHttpRequest.get("/").toExchange();
ConsumesRequestCondition condition1 = new ConsumesRequestCondition("text/plain");
ConsumesRequestCondition condition2 = new ConsumesRequestCondition("text/*");
int result = condition1.compareTo(condition2, exchange);
assertTrue("Invalid comparison result: " + result, result < 0);
result = condition2.compareTo(condition1, exchange);
assertTrue("Invalid comparison result: " + result, result > 0);
}
@Test
public void compareToMultiple() throws Exception {
MockServerWebExchange exchange = MockServerHttpRequest.get("/").toExchange();
ConsumesRequestCondition condition1 = new ConsumesRequestCondition("*/*", "text/plain");
ConsumesRequestCondition condition2 = new ConsumesRequestCondition("text/*", "text/plain;q=0.7");
int result = condition1.compareTo(condition2, exchange);
assertTrue("Invalid comparison result: " + result, result < 0);
result = condition2.compareTo(condition1, exchange);
assertTrue("Invalid comparison result: " + result, result > 0);
}
@Test
public void combine() throws Exception {
ConsumesRequestCondition condition1 = new ConsumesRequestCondition("text/plain");
ConsumesRequestCondition condition2 = new ConsumesRequestCondition("application/xml");
ConsumesRequestCondition result = condition1.combine(condition2);
assertEquals(condition2, result);
}
@Test
public void combineWithDefault() throws Exception {
ConsumesRequestCondition condition1 = new ConsumesRequestCondition("text/plain");
ConsumesRequestCondition condition2 = new ConsumesRequestCondition();
ConsumesRequestCondition result = condition1.combine(condition2);
assertEquals(condition1, result);
}
@Test
public void parseConsumesAndHeaders() throws Exception {
String[] consumes = new String[] {"text/plain"};
String[] headers = new String[]{"foo=bar", "content-type=application/xml,application/pdf"};
ConsumesRequestCondition condition = new ConsumesRequestCondition(consumes, headers);
assertConditions(condition, "text/plain", "application/xml", "application/pdf");
}
@Test
public void getMatchingCondition() throws Exception {
MockServerWebExchange exchange = postExchange("text/plain");
ConsumesRequestCondition condition = new ConsumesRequestCondition("text/plain", "application/xml");
ConsumesRequestCondition result = condition.getMatchingCondition(exchange);
assertConditions(result, "text/plain");
condition = new ConsumesRequestCondition("application/xml");
result = condition.getMatchingCondition(exchange);
assertNull(result);
}
private void assertConditions(ConsumesRequestCondition condition, String... expected) {
Collection<ConsumeMediaTypeExpression> expressions = condition.getContent();
assertEquals("Invalid amount of conditions", expressions.size(), expected.length);
for (String s : expected) {
boolean found = false;
for (ConsumeMediaTypeExpression expr : expressions) {
String conditionMediaType = expr.getMediaType().toString();
if (conditionMediaType.equals(s)) {
found = true;
break;
}
}
if (!found) {
fail("Condition [" + s + "] not found");
}
}
}
private MockServerWebExchange postExchange(String contentType) {
return MockServerHttpRequest.post("/").header(HttpHeaders.CONTENT_TYPE, contentType).toExchange();
}
}