itest: test sending MP payment over multiple blinded paths

itest/list_on_test.go

@@ -594,6 +594,10 @@ var allTestCases = []*lntest.TestCase{
 		Name:     "mpp to single blinded path",
 		TestFunc: testMPPToSingleBlindedPath,
 	},
+	{
+		Name:     "mpp to multiple blinded paths",
+		TestFunc: testMPPToMultipleBlindedPaths,
+	},
 	{
 		Name:     "route blinding dummy hops",
 		TestFunc: testBlindedRouteDummyHops,