debian/tests/test-local-pull: Run the unreliable test separately, repeated 3 times to assess how often it fails

debian/tests/control

@@ -1,4 +1,4 @@
-Tests: gnome-desktop-testing
+Tests: gnome-desktop-testing, test-local-pull
 Depends: gnome-desktop-testing, ostree-tests
 
 Tests: build

debian/tests/test-local-pull

@@ -0,0 +1,19 @@
+#!/bin/sh
+
+set -e
+exec 2>&1
+
+N=3
+passed=0
+
+for i in `seq 1 $N`; do
+	if gnome-desktop-testing-runner ostree/test-local-pull.sh.test; then
+		passed=$(( $passed + 1))
+	fi
+done
+
+echo "test-local-pull: passed $passed/$N attempts"
+
+if [ "$passed" -ne "$N" ]; then
+	exit 1
+fi