Fix tests.

modules/kobalt-plugin-api/src/main/kotlin/com/beust/kobalt/api/TaskContributor.kt

@@ -10,7 +10,8 @@ import com.google.inject.Inject
  * Plug-ins that are ITaskContributor can use this class to manage their collection of tasks and
  * implement the interface by delegating to an instance of this class (if injection permits).
  */
-class TaskContributor @Inject constructor(val incrementalManager: IncrementalManager) : ITaskContributor {
+class TaskContributor @Inject constructor(val incrementalManagerFactory: IncrementalManager.IFactory)
+        : ITaskContributor {
     val dynamicTasks = arrayListOf<DynamicTask>()
 
     /**
@@ -50,7 +51,7 @@ class TaskContributor @Inject constructor(val incrementalManager: IncrementalMan
                     runBefore = runBefore.map { variant.toTask(it) },
                     runAfter = runAfter.map { variant.toTask(it) },
                     alwaysRunAfter = alwaysRunAfter.map { variant.toTask(it) },
-                    closure = incrementalManager.toIncrementalTaskClosure(taskName, runTask, variant)))
+                    closure = incrementalManagerFactory.create().toIncrementalTaskClosure(taskName, runTask, variant)))
         }
     }
 

modules/kobalt-plugin-api/src/main/kotlin/com/beust/kobalt/internal/IncrementalManager.kt

@@ -11,7 +11,7 @@ import com.beust.kobalt.misc.log
 import com.google.gson.Gson
 import com.google.gson.GsonBuilder
 import com.google.inject.Inject
-import com.google.inject.Singleton
+import com.google.inject.assistedinject.Assisted
 import java.io.File
 import java.io.FileReader
 import java.nio.charset.Charset
@@ -27,9 +27,11 @@ class BuildInfo(var tasks: List<TaskInfo>)
  * Manage the file .kobalt/buildInfo.json, which keeps track of input and output checksums to manage
  * incremental builds.
  */
-@Singleton
-class IncrementalManager @Inject constructor(val args: Args) {
-    val fileName = IncrementalManager.BUILD_INFO_FILE
+class IncrementalManager @Inject constructor(val args: Args, @Assisted val fileName : String) {
+
+    interface IFactory {
+        fun create(@Assisted fileName: String = IncrementalManager.BUILD_INFO_FILE) : IncrementalManager
+    }
 
     companion object {
         val BUILD_INFO_FILE = KFiles.joinDir(KFiles.KOBALT_DOT_DIR, "buildInfo.json")

modules/kobalt-plugin-api/src/main/kotlin/com/beust/kobalt/internal/TaskManager.kt

@@ -21,7 +21,8 @@ import javax.inject.Inject
 import javax.inject.Singleton
 
 @Singleton
-public class TaskManager @Inject constructor(val args: Args, val incrementalManager: IncrementalManager) {
+public class TaskManager @Inject constructor(val args: Args,
+        val incrementalManagerFactory: IncrementalManager.IFactory) {
     private val runBefore = TreeMultimap.create<String, String>()
     private val alwaysRunAfter = TreeMultimap.create<String, String>()
 
@@ -280,7 +281,7 @@ public class TaskManager @Inject constructor(val args: Args, val incrementalMana
      */
     fun toTaskAnnotation(method: Method, plugin: IPlugin, ta: IncrementalTask)
             = TaskAnnotation(method, plugin, ta.name, ta.description, ta.runBefore, ta.runAfter, ta.alwaysRunAfter,
-            incrementalManager.toIncrementalTaskClosure(ta.name, { project ->
+            incrementalManagerFactory.create().toIncrementalTaskClosure(ta.name, { project ->
                 method.invoke(plugin, project) as IncrementalTaskInfo
             }))
 

modules/kobalt-plugin-api/src/main/kotlin/com/beust/kobalt/maven/DependencyManager.kt

@@ -33,7 +33,9 @@ class DependencyManager @Inject constructor(val executors: KobaltExecutors, val
             }
             return createFile(path.path)
         } else {
-            return createMaven(id)
+            // Convert to a Kobalt id first (so that if it doesn't have a version, it gets translated to
+            // an Aether ranged id "[0,)")
+            return createMaven(MavenId.create(id).toId)
         }
     }