edensparse: add failing test for debugsparsematch

Summary: The sparse debugging commands like debugsparsematch aren't working under edensparse. Add a failing test.

Reviewed By: sggutier

Differential Revision: D56164264

fbshipit-source-id: fbe8399921b5ddaffae62a1b5cb5b919a9865273

eden/scm/tests/test-eden-sparse.t

@@ -0,0 +1,21 @@
+#debugruntest-compatible
+
+#require eden
+
+  $ eagerepo
+  $ setconfig clone.use-rust=true
+
+  $ newrepo server
+  $ echo foo > included
+  $ echo foo > excluded
+  $ echo path:included > sparse
+  $ touch eden-sparse
+  $ hg commit -Aqm a
+
+  $ cd
+  $ hg clone -q --eden test:server client --config clone.eden-sparse-filter=eden-sparse
+  $ cd client
+
+FIXME Allow adhoc use of sparse commands to debug sparse profiles:
+  $ hg debugsparsematch -q --sparse-profile=sparse excluded --config extensions.sparse=
+  excluded