Add HttpServletMapping support to MockHttpServletRequest

See gh-26428

spring-test/src/main/java/org/springframework/mock/web/MockHttpServletMapping.java

@@ -0,0 +1,80 @@
+/*
+ * Copyright 2002-2021 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.
+ */
+package org.springframework.mock.web;
+
+import javax.servlet.http.HttpServletMapping;
+import javax.servlet.http.MappingMatch;
+
+import org.springframework.lang.Nullable;
+
+/**
+ * Mock implementation of {@link HttpServletMapping}.
+ *
+ * @author Rossen Stoyanchev
+ * @since 5.3.4
+ */
+public class MockHttpServletMapping implements HttpServletMapping {
+
+	private final String matchValue;
+
+	private final String pattern;
+
+	private final String servletName;
+
+	@Nullable
+	private final MappingMatch mappingMatch;
+
+
+	public MockHttpServletMapping(
+			String matchValue, String pattern, String servletName, @Nullable MappingMatch match) {
+
+		this.matchValue = matchValue;
+		this.pattern = pattern;
+		this.servletName = servletName;
+		this.mappingMatch = match;
+	}
+
+
+	@Override
+	public String getMatchValue() {
+		return this.matchValue;
+	}
+
+	@Override
+	public String getPattern() {
+		return this.pattern;
+	}
+
+	@Override
+	public String getServletName() {
+		return this.servletName;
+	}
+
+	@Override
+	@Nullable
+	public MappingMatch getMappingMatch() {
+		return this.mappingMatch;
+	}
+
+
+	@Override
+	public String toString() {
+		return "MockHttpServletMapping [matchValue=\"" + matchValue + "\", " +
+				"pattern=\"" + pattern + "\", servletName=\"" + servletName + "\", " +
+				"mappingMatch=" + mappingMatch + "]";
+	}
+
+}

spring-test/src/main/java/org/springframework/mock/web/MockHttpServletRequest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2021 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.
@@ -52,6 +52,7 @@ import javax.servlet.ServletInputStream;
 import javax.servlet.ServletRequest;
 import javax.servlet.ServletResponse;
 import javax.servlet.http.Cookie;
+import javax.servlet.http.HttpServletMapping;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import javax.servlet.http.HttpSession;
@@ -274,6 +275,8 @@ public class MockHttpServletRequest implements HttpServletRequest {
 
 	private final MultiValueMap<String, Part> parts = new LinkedMultiValueMap<>();
 
+	private HttpServletMapping httpServletMapping = new MockHttpServletMapping("", "", "", null);
+
 
 	// ---------------------------------------------------------------------
 	// Constructors
@@ -1390,6 +1393,15 @@ public class MockHttpServletRequest implements HttpServletRequest {
 		return result;
 	}
 
+	public void setHttpServletMapping(HttpServletMapping httpServletMapping) {
+		this.httpServletMapping = httpServletMapping;
+	}
+
+	@Override
+	public HttpServletMapping getHttpServletMapping() {
+		return this.httpServletMapping;
+	}
+
 	@Override
 	public <T extends HttpUpgradeHandler> T upgrade(Class<T> handlerClass) throws IOException, ServletException {
 		throw new UnsupportedOperationException();