Updated test db cache dir to cleanup once per test file when not in

batch mode

Ghidra/Features/Base/src/main/java/ghidra/test/AbstractGhidraHeadlessIntegrationTest.java

@@ -21,6 +21,8 @@ import java.io.File;
 import java.io.IOException;
 import java.util.*;
 
+import org.junit.BeforeClass;
+
 import docking.test.AbstractDockingTest;
 import ghidra.GhidraTestApplicationLayout;
 import ghidra.app.events.ProgramLocationPluginEvent;
@@ -96,6 +98,15 @@ public abstract class AbstractGhidraHeadlessIntegrationTest extends AbstractDock
 		System.setProperty(GhidraScriptConstants.USER_SCRIPTS_DIR_PROPERTY, getTestDirectoryPath());
 	}
 
+	@BeforeClass
+	public static void cleanDbTestDir() {
+		// keep files around in batch mode to allow tests to run faster; assume batch mode performs
+		// its own cleanup; only run once per class to allow subsequent tests to be faster
+		if (!BATCH_MODE) {
+			TestProgramManager.cleanDbTestDir();
+		}
+	}
+
 	public static boolean deleteProject(String directory, String name) {
 		return ProjectTestUtils.deleteProject(directory, name);
 	}

Ghidra/Features/Base/src/main/java/ghidra/test/TestProgramManager.java

@@ -431,6 +431,12 @@ public class TestProgramManager {
 		return dbTestDir;
 	}
 
+	public static void cleanDbTestDir() {
+		File dir = getDbTestDir();
+		Msg.debug(TestProgramManager.class, "Deleting test db cache dir: " + dir);
+		FileUtilities.deleteDir(dir);
+	}
+
 	private static File getTestDBDirectory() {
 		String testDirPath = AbstractGTest.getTestDirectoryPath();
 		File dir = new File(testDirPath, DB_DIR_NAME);