From e92ba43b3f257f6dd4ec8c07997f325a5a22edf5 Mon Sep 17 00:00:00 2001
From: Eugene Vigdorchik <eugene.vigdorchik@typesafe.com>
Date: Wed, 7 Mar 2012 12:28:40 +0400
Subject: [PATCH] Add API dependency tracking to testQuickFilter.

---
 main/Defaults.scala              | 9 ++++++++-
 testing/TestStatusReporter.scala | 4 ++--
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/main/Defaults.scala b/main/Defaults.scala
index eb850f5ad..61a18108f 100644
--- a/main/Defaults.scala
+++ b/main/Defaults.scala
@@ -327,7 +327,14 @@ object Defaults extends BuildCommon
 			case (analysis, dir) =>
 				val succeeded = new TestResultFilter(succeededFile(dir))
 				args => test => selectedFilter(args)(test) && {
-					!succeeded(test) // Add recompilation status.
+					succeeded(test) match {
+						case None => true
+						case Some(ts) =>
+							import analysis.{relations => rel, apis}
+							rel.definesClass(test) flatMap {
+								f => (rel.internalSrcDeps(f) map apis.internal) ++ (rel.externalDeps(f) map apis.external)
+              } exists (_.compilation.startTime > ts)
+					}
 				}
 		}
 	def succeededFile(dir: File) = dir / "succeeded_tests"
diff --git a/testing/TestStatusReporter.scala b/testing/TestStatusReporter.scala
index f619d9717..b9e695c42 100644
--- a/testing/TestStatusReporter.scala
+++ b/testing/TestStatusReporter.scala
@@ -25,10 +25,10 @@ private[sbt] class TestStatusReporter(f: File) extends TestsListener
 	}
 }
 
-private[sbt] class TestResultFilter(f: File) extends (String => Boolean) with NotNull
+private[sbt] class TestResultFilter(f: File) extends NotNull
 {
 	private lazy val succeeded = TestStatus.read(f)
-	def apply(test: String) = succeeded.contains(test)
+	def apply(test: String): Option[Long] = succeeded.get(test)
 }
 
 private object TestStatus