Add partest paths to the list of watched sources.

This allows running partest continuously (e.g. ~partest a/b/test)
with it triggering on changes to the test source.

1 files changed, 3 insertions, 0 deletions

diff --git a/build.sbt b/build.sbt
index 6a74107de5..da823d7df7 100644
--- a/build.sbt
+++ b/build.sbt
@@ -1018,6 +1018,9 @@ commands += Command("partest")(_ => PartestUtil.partestParser((baseDirectory in
   ("test/it:testOnly -- " + parsed) :: state
 }
 
+// Watch the test files also so ~partest triggers on test case changes
+watchSources ++= PartestUtil.testFilePaths((baseDirectory in ThisBuild).value, (baseDirectory in ThisBuild).value / "test")
+
 // Add tab completion to scalac et al.
 commands ++= {
   val commands =