From 47d26980a60101acbfe14f094eb3ff26493a6592 Mon Sep 17 00:00:00 2001
From: mkersten <mkersten>
Date: Fri, 5 Sep 2003 06:47:41 +0000
Subject: [PATCH] Added model building performance test.

---
 ajde/testsrc/org/aspectj/ajde/AjdeTests.java  |  1 +
 .../aspectj/ajde/ModelPerformanceTest.java    | 67 +++++++++++++++++++
 .../org/aspectj/ajde/StructureModelTest.java  |  8 ++-
 3 files changed, 74 insertions(+), 2 deletions(-)
 create mode 100644 ajde/testsrc/org/aspectj/ajde/ModelPerformanceTest.java

diff --git a/ajde/testsrc/org/aspectj/ajde/AjdeTests.java b/ajde/testsrc/org/aspectj/ajde/AjdeTests.java
index e6be0bc12..712be101f 100644
--- a/ajde/testsrc/org/aspectj/ajde/AjdeTests.java
+++ b/ajde/testsrc/org/aspectj/ajde/AjdeTests.java
@@ -30,6 +30,7 @@ public class AjdeTests extends TestCase {
 		suite.addTestSuite(AsmDeclarationsTest.class);
 		suite.addTestSuite(AsmRelationshipsTest.class);
 		suite.addTestSuite(ResourceCopyTestCase.class);
+		suite.addTestSuite(ModelPerformanceTest.class);
 		
         //$JUnit-END$
         return suite;
diff --git a/ajde/testsrc/org/aspectj/ajde/ModelPerformanceTest.java b/ajde/testsrc/org/aspectj/ajde/ModelPerformanceTest.java
new file mode 100644
index 000000000..1734c4211
--- /dev/null
+++ b/ajde/testsrc/org/aspectj/ajde/ModelPerformanceTest.java
@@ -0,0 +1,67 @@
+/* *******************************************************************
+ * Copyright (c) 2003 Contributors.
+ * All rights reserved. 
+ * This program and the accompanying materials are made available 
+ * under the terms of the Common Public License v1.0 
+ * which accompanies this distribution and is available at 
+ * http://www.eclipse.org/legal/cpl-v10.html 
+ *  
+ * Contributors: 
+ *     Mik Kersten     initial implementation 
+ * ******************************************************************/
+
+package org.aspectj.ajde;
+
+/**
+ * @author Mik Kersten
+ */
+public class ModelPerformanceTest extends AjdeTestCase {
+
+	private final String CONFIG_FILE_PATH = "../examples/spacewar/spacewar/debug.lst";
+  
+	public ModelPerformanceTest(String name) {
+		super(name);
+	}
+
+	public static void main(String[] args) {
+		junit.swingui.TestRunner.run(ModelPerformanceTest.class);
+	}
+
+	/**
+	 * Assert that a compile that includes building the structure model
+	 * adds an acceptable percentage of overhead.
+	 * 
+	 * Does a few initial builds to minimize caching effects.
+	 */
+	public void testRelativeToNoModel() {
+		timedBuild(true);
+		timedBuild(false);
+		timedBuild(true);
+		
+		long rawBuildTime = timedBuild(false);
+		long modelBuildTime = timedBuild(true);
+		float overhead = (float)modelBuildTime / (float)rawBuildTime;
+		
+		assertTrue(overhead < 1.3);
+//		System.err.println("> overhead: " + overhead);
+	}
+
+	public long timedBuild(boolean buildModel) {
+		long startTime = System.currentTimeMillis();
+		doSynchronousBuild(CONFIG_FILE_PATH);
+		Ajde.getDefault().getBuildManager().setBuildModelMode(buildModel);
+		long endTime = System.currentTimeMillis();
+		return  (endTime - startTime);
+		
+	}
+
+	protected void setUp() throws Exception {
+		super.setUp("examples");	
+	}
+
+	protected void tearDown() throws Exception {
+		super.tearDown();
+	}
+
+}
+
diff --git a/ajde/testsrc/org/aspectj/ajde/StructureModelTest.java b/ajde/testsrc/org/aspectj/ajde/StructureModelTest.java
index d8f30c172..74ccceefb 100644
--- a/ajde/testsrc/org/aspectj/ajde/StructureModelTest.java
+++ b/ajde/testsrc/org/aspectj/ajde/StructureModelTest.java
@@ -98,8 +98,12 @@ public class StructureModelTest extends AjdeTestCase {
 
 	public void testFileNodeFind() throws IOException {
 		File testFile = openFile("figures-coverage/figures/Main.java");
+		
+//		System.err.println(((IProgramElement)((IProgramElement)Ajde.getDefault().getStructureModelManager().getHierarchy().getRoot().getChildren().get(0)).getChildren().get(3)).getSourceLocation().getSourceFile().getAbsolutePath());
+//		System.err.println(testFile.getAbsolutePath());
+		
 		IProgramElement node = Ajde.getDefault().getStructureModelManager().getHierarchy().findElementForSourceLine(
-			testFile.getCanonicalPath(), 1);
+			testFile.getAbsolutePath(), 1);
 		assertTrue("find result", node != null) ;	
 		assertEquals("find result has children", 3, node.getChildren().size()) ;	
 		IProgramElement pNode = (IProgramElement)node;
@@ -114,7 +118,7 @@ public class StructureModelTest extends AjdeTestCase {
         assertTrue("model exists", model != null);
 		assertTrue("root exists", model.getRoot() != null);
 		File testFile = openFile("figures-coverage/figures/Main.java");
-		IProgramElement node = model.findElementForSourceLine(testFile.getCanonicalPath(), 11);	
+		IProgramElement node = model.findElementForSourceLine(testFile.getAbsolutePath(), 11);	
 		assertTrue("find result", node != null);	
 		IProgramElement pNode = (IProgramElement)((IProgramElement)node).getParent();
         if (null == pNode) {
-- 
2.39.5