test and fix for 168840: incremental compilation and inpath

tests/multiIncremental/inpathTesting/README.txt

@@ -0,0 +1,11 @@
+To regenerate the class file in injarBin\pkg:
+
+	javac origInpathClass\InpathClass.java
+
+and copy it to injarBin\pkg.
+
+To regenerate the class copied over as part of the test:
+
+	javac newInpathClass\InpathClass.java  
+
+

tests/multiIncremental/inpathTesting/base/src/pack/A.aj

@@ -0,0 +1,9 @@
+package pack;
+
+public aspect A {
+
+	pointcut execEverything() : execution(* *.*(..));
+	
+	declare warning : execEverything() : "blah";
+	
+}

tests/multiIncremental/inpathTesting/newInpathClass/InpathClass.java

@@ -0,0 +1,13 @@
+package pkg;
+
+public class InpathClass {
+
+	public void boo() {
+		
+	}
+	
+	public void goo() {
+		
+	}
+	
+}

tests/multiIncremental/inpathTesting/origInpathClass/InpathClass.java

@@ -0,0 +1,9 @@
+package pkg;
+
+public class InpathClass {
+
+	public void boo() {
+		
+	}
+	
+}

tests/src/org/aspectj/systemtest/incremental/tools/AjdeInteractionTestbed.java

@@ -75,6 +75,10 @@ public class AjdeInteractionTestbed extends TestCase {
 		MyProjectPropertiesAdapter.setAspectpath(aspectpath);
 	} 
 	
+	public static void configureInPath(Set inpath) {
+		MyProjectPropertiesAdapter.setInpath(inpath);
+	}
+	
 	public static void configureOutputLocationManager(OutputLocationManager mgr) {
 		MyProjectPropertiesAdapter.setOutputLocationManager(mgr);
 	}
@@ -357,12 +361,14 @@ public class AjdeInteractionTestbed extends TestCase {
 		static MyProjectPropertiesAdapter _instance = new MyProjectPropertiesAdapter();
 		private MyProjectPropertiesAdapter() {}
 		
+
 		public static MyProjectPropertiesAdapter getInstance() { 
 			return _instance;
 		}
 		
 		public static void reset() {
 			_instance.aspectPath=null;
+			_instance.inpath = null;
 			_instance.sourcePathResources=null;
 			_instance.outputLocationManager=null;
 		}
@@ -370,6 +376,7 @@ public class AjdeInteractionTestbed extends TestCase {
 		private String projectName = null;
 		private String classPath = "";
 		private Set aspectPath = null;
+		private Set inpath = null;
 		private Map sourcePathResources = null;
 		private OutputLocationManager outputLocationManager = null;
 		
@@ -402,6 +409,11 @@ public class AjdeInteractionTestbed extends TestCase {
 			_instance.aspectPath = path;
 		}
 		
+		public static void setInpath(Set inpath) {
+			_instance.inpath = inpath;
+		}
+
+		
 		// interface impl below
 		
 		// DOESSOMETHING
@@ -509,8 +521,8 @@ public class AjdeInteractionTestbed extends TestCase {
 		}
 
 		public Set getInpath() {
-			log("MyProjectProperties.getInPath()");
-			return null;
+			log("MyProjectProperties.getInPath(" + inpath +")");
+			return inpath;
 		}
 
 		public Map getSourcePathResources() {

tests/src/org/aspectj/systemtest/incremental/tools/MultiProjectIncrementalTests.java

@@ -38,6 +38,7 @@ import org.aspectj.bridge.IMessage;
 import org.aspectj.bridge.IMessageHandler;
 import org.aspectj.bridge.IMessageHolder;
 import org.aspectj.tools.ajc.Ajc;
+import org.aspectj.util.FileUtil;
 import org.aspectj.weaver.LintMessage;
 
 /**
@@ -1672,6 +1673,39 @@ public class MultiProjectIncrementalTests extends AbstractMultiProjectIncrementa
 					" error but only found that one",errors.size() > 1);
 		}
 	}
+		
+	public void testPr168840() throws Exception {
+		initialiseProject("inpathTesting");
+		
+		String inpathTestingDir = getWorkingDir() + File.separator + "inpathTesting";
+		String inpathDir  = inpathTestingDir + File.separator + "injarBin" + File.separator + "pkg";
+		String expectedOutputDir = inpathTestingDir + File.separator + "bin";
+		
+		// set up the inpath to have the directory on it's path
+		File f = new File(inpathDir);
+		Set s = new HashSet();
+		s.add(f);
+		configureInPath(s);
+		build("inpathTesting");
+		// the declare warning matches one place so expect one warning message
+		assertTrue("Expected there to be one warning message but found "
+				+ MyTaskListManager.getWarningMessages().size() + ": " + MyTaskListManager.getWarningMessages(),
+				MyTaskListManager.getWarningMessages().size() == 1);
+		
+		// copy over the updated version of the inpath class file
+		File from = new File(testdataSrcDir+File.separatorChar+"inpathTesting"
+				+File.separatorChar+"newInpathClass" + File.separatorChar + "InpathClass.class");
+		File destination = new File(inpathDir + File.separatorChar + "InpathClass.class");
+		FileUtil.copyFile(from,destination);
+		
+		build("inpathTesting");
+		checkWasntFullBuild();
+		// the newly copied inpath class means the declare warning now matches two
+		// places, therefore expect two warning messages
+		assertTrue("Expected there to be two warning message but found "
+				+ MyTaskListManager.getWarningMessages().size() + ": " + MyTaskListManager.getWarningMessages(),
+				MyTaskListManager.getWarningMessages().size() == 2);
+	}
 	
 	// --- helper code ---