Rename request param version strategy to query param

Closes gh-35263

spring-web/src/test/java/org/springframework/web/accept/QueryApiVersionResolverTests.java

@@ -0,0 +1,65 @@
+/*
+ * Copyright 2002-present 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.web.accept;
+
+
+import org.jspecify.annotations.Nullable;
+import org.junit.jupiter.api.Test;
+
+import org.springframework.web.testfixture.servlet.MockHttpServletRequest;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Unit tests for {@link QueryApiVersionResolver}.
+ * @author Rossen Stoyanchev
+ */
+public class QueryApiVersionResolverTests {
+
+	private final String queryParamName = "api-version";
+
+	private final QueryApiVersionResolver resolver = new QueryApiVersionResolver(queryParamName);
+
+
+	@Test
+	void resolve() {
+		MockHttpServletRequest request = initRequest("q=foo&" + queryParamName + "=1.2");
+		String version = resolver.resolveVersion(request);
+		assertThat(version).isEqualTo("1.2");
+	}
+
+	@Test
+	void noQueryString() {
+		MockHttpServletRequest request = initRequest(null);
+		String version = resolver.resolveVersion(request);
+		assertThat(version).isNull();
+	}
+
+	@Test
+	void noQueryParam() {
+		MockHttpServletRequest request = initRequest("q=foo");
+		String version = resolver.resolveVersion(request);
+		assertThat(version).isNull();
+	}
+
+	private static MockHttpServletRequest initRequest(@Nullable String queryString) {
+		MockHttpServletRequest request = new MockHttpServletRequest("GET", "/path");
+		request.setQueryString(queryString);
+		return request;
+	}
+
+}