Apply Namespace parameter

Issue: #2816

Author: YongGoose

junit-jupiter-api/src/main/java/org/junit/jupiter/api/extension/ExtensionContext.java

@@ -428,7 +428,7 @@ default void publishReportEntry(String value) {
 	 * @since 5.13
 	 */
 	@API(status = EXPERIMENTAL, since = "5.13")
-	Store getSessionLevelStore();
+	Store getSessionLevelStore(Namespace namespace);
 
 	/**
 	 * Returns the store for request-level data.
@@ -439,7 +439,7 @@ default void publishReportEntry(String value) {
 	 * @return the store for request-level data
 	 * @since 5.13
 	 */
-	Store getRequestLevelStore();
+	Store getRequestLevelStore(Namespace namespace);
 
 	/**
 	 * Get the {@link ExecutionMode} associated with the current test or container.

junit-jupiter-engine/src/main/java/org/junit/jupiter/engine/descriptor/AbstractExtensionContext.java

@@ -193,13 +193,13 @@ public Store getStore(Namespace namespace) {
 	}
 
 	@Override
-	public Store getSessionLevelStore() {
-		return getStore(Namespace.create("session"));
+	public Store getSessionLevelStore(Namespace namespace) {
+		return getStore(namespace);
 	}
 
 	@Override
-	public Store getRequestLevelStore() {
-		return getStore(Namespace.create("request"));
+	public Store getRequestLevelStore(Namespace namespace) {
+		return getStore(namespace);
 	}
 
 	@Override

junit-platform-launcher/src/main/java/org/junit/platform/launcher/core/LauncherDiscoveryRequestBuilder.java

@@ -111,7 +111,6 @@ public final class LauncherDiscoveryRequestBuilder {
 	private final Map<String, String> configurationParameters = new HashMap<>();
 	private final List<String> configurationParametersResources = new ArrayList<>();
 	private final List<LauncherDiscoveryListener> discoveryListeners = new ArrayList<>();
-	// TODO[#4252] Use the session-level store as its parent.
 	private final NamespacedHierarchicalStore<Namespace> store = new NamespacedHierarchicalStore<>(null);
 	private boolean implicitConfigurationParametersEnabled = true;
 	private ConfigurationParameters parentConfigurationParameters;

junit-platform-launcher/src/main/java/org/junit/platform/launcher/core/LauncherFactory.java

@@ -26,6 +26,7 @@
 import org.junit.platform.commons.util.Preconditions;
 import org.junit.platform.engine.ConfigurationParameters;
 import org.junit.platform.engine.TestEngine;
+import org.junit.platform.engine.support.store.Namespace;
 import org.junit.platform.engine.support.store.NamespacedHierarchicalStore;
 import org.junit.platform.launcher.Launcher;
 import org.junit.platform.launcher.LauncherDiscoveryListener;
@@ -64,6 +65,8 @@
 @API(status = STABLE, since = "1.0")
 public class LauncherFactory {
 
+	private static final NamespacedHierarchicalStore<Namespace> SESSION_STORE = new NamespacedHierarchicalStore<>(null);
+
 	private LauncherFactory() {
 		/* no-op */
 	}
@@ -135,9 +138,7 @@ private static DefaultLauncher createDefaultLauncher(LauncherConfig config,
 			LauncherConfigurationParameters configurationParameters) {
 		Set<TestEngine> engines = collectTestEngines(config);
 		List<PostDiscoveryFilter> filters = collectPostDiscoveryFilters(config);
-
-		DefaultLauncher launcher = new DefaultLauncher(engines, filters, new NamespacedHierarchicalStore<>(null));
-
+		DefaultLauncher launcher = new DefaultLauncher(engines, filters, SESSION_STORE);
 		registerLauncherDiscoveryListeners(config, launcher);
 		registerTestExecutionListeners(config, launcher, configurationParameters);
 

jupiter-tests/src/test/java/org/junit/jupiter/params/ParameterizedTestExtensionTests.java

@@ -302,6 +302,16 @@ public Store getStore(Namespace namespace) {
 				return store;
 			}
 
+			@Override
+			public Store getSessionLevelStore(Namespace namespace) {
+				return getStore(namespace);
+			}
+
+			@Override
+			public Store getRequestLevelStore(Namespace namespace) {
+				return getStore(namespace);
+			}
+
 			@Override
 			public ExecutionMode getExecutionMode() {
 				return ExecutionMode.SAME_THREAD;