beginnings of weaving performance test case

org.springsource.loaded/src/test/java/org/springsource/loaded/perf/test/WeavingPerformanceTests.java

@@ -0,0 +1,82 @@
+/*
+ * Copyright 2013 VMware and contributors
+ *
+ * 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.springsource.loaded.perf.test;
+
+import java.util.Enumeration;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipFile;
+
+import org.junit.Ignore;
+import org.junit.Test;
+import org.springsource.loaded.test.SpringLoadedTests;
+import org.springsource.loaded.test.infra.TestClassLoader;
+
+/**
+ * Check the performance of weaving code.
+ * 
+ * @author Andy Clement
+ * @since 1.1.5
+ */
+public class WeavingPerformanceTests extends SpringLoadedTests {
+
+	protected String ExpressionsJar = "../org.springsource.loaded.testdata/lib/spring-expression-4.0.0.M3.jar";
+	
+	/**
+	 * Work in progress...
+	 * 
+	 * Process a jar file and pretend that everything in it is reloadable. How long does it take?
+	 * 
+	 * Possible approaches here:
+	 * - load all the types through a reloading classloader?
+	 *   This will not be testing the agent specifically, just the lower level infrastructure
+	 * - Run this test inside a JVM that has reloading turned on
+	 *   This would test the agent.
+	 *   
+	 * 
+	 */
+	@Ignore
+	@Test
+	public void jar() throws Exception {
+
+		TestClassLoader tcl = new TestClassLoader(toURLs(ExpressionsJar), this.getClass().getClassLoader());
+		ZipFile zf = new ZipFile(ExpressionsJar);
+		Enumeration<? extends ZipEntry> entries = zf.entries();
+		while (entries.hasMoreElements()) {
+			ZipEntry ze = entries.nextElement();
+			System.out.println(ze.getName());
+			String name = ze.getName();
+			if (name.endsWith(".class")) {
+				name = name.substring(0,name.length()-6);
+				tcl.loadClass(name.replaceAll("/","."));
+			}
+		}
+//		URL url = tcl.findResource("data/SimpleClass.class");
+//		Assert.assertNotNull(url);
+//		url = tcl.findResource("data/MissingClass.class");
+//		Assert.assertNull(url);
+	
+//		TypeRegistry typeRegistry = getTypeRegistry("data.SimpleClass");
+//		byte[] sc = loadBytesForClass("data.SimpleClass");
+//		ReloadableType rtype = new ReloadableType("data.SimpleClass", sc, 1, typeRegistry, null);
+//
+//		assertEquals(1, rtype.getId());
+//		assertEquals("data.SimpleClass", rtype.getName());
+//		assertEquals("data/SimpleClass", rtype.getSlashedName());
+//		assertNotNull(rtype.getTypeDescriptor());
+//		assertEquals(typeRegistry, rtype.getTypeRegistry());
+	
+	}
+}