tc-testing: add ingress qdisc tests

Signed-off-by: Roman Mashak <mrv@mojatatu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/tools/testing/selftests/tc-testing/tc-tests/qdiscs/ingress.json b/tools/testing/selftests/tc-testing/tc-tests/qdiscs/ingress.json
new file mode 100644
index 0000000..f518c55
--- /dev/null
+++ b/tools/testing/selftests/tc-testing/tc-tests/qdiscs/ingress.json
@@ -0,0 +1,102 @@
+[
+    {
+        "id": "9872",
+        "name": "Add ingress qdisc",
+        "category": [
+            "qdisc",
+            "ingress"
+        ],
+        "setup": [
+            "$IP link add dev $DEV1 type dummy || /bin/true"
+        ],
+        "cmdUnderTest": "$TC qdisc add dev $DEV1 ingress",
+        "expExitCode": "0",
+        "verifyCmd": "$TC qdisc show dev $DEV1",
+        "matchPattern": "qdisc ingress ffff:",
+        "matchCount": "1",
+        "teardown": [
+            "$TC qdisc del dev $DEV1 ingress",
+            "$IP link del dev $DEV1 type dummy"
+        ]
+    },
+    {
+        "id": "5c5e",
+        "name": "Add ingress qdisc with unsupported argument",
+        "category": [
+            "qdisc",
+            "ingress"
+        ],
+        "setup": [
+            "$IP link add dev $DEV1 type dummy || /bin/true"
+        ],
+        "cmdUnderTest": "$TC qdisc add dev $DEV1 ingress foorbar",
+        "expExitCode": "1",
+        "verifyCmd": "$TC qdisc show dev $DEV1",
+        "matchPattern": "qdisc ingress ffff:",
+        "matchCount": "0",
+        "teardown": [
+            "$IP link del dev $DEV1 type dummy"
+        ]
+    },
+    {
+        "id": "74f6",
+        "name": "Add duplicate ingress qdisc",
+        "category": [
+            "qdisc",
+            "ingress"
+        ],
+        "setup": [
+            "$IP link add dev $DEV1 type dummy || /bin/true",
+            "$TC qdisc add dev $DEV1 ingress"
+        ],
+        "cmdUnderTest": "$TC qdisc add dev $DEV1 ingress",
+        "expExitCode": "2",
+        "verifyCmd": "$TC qdisc show dev $DEV1",
+        "matchPattern": "qdisc ingress ffff:",
+        "matchCount": "1",
+        "teardown": [
+            "$TC qdisc del dev $DEV1 ingress",
+            "$IP link del dev $DEV1 type dummy"
+        ]
+    },
+    {
+        "id": "f769",
+        "name": "Delete nonexistent ingress qdisc",
+        "category": [
+            "qdisc",
+            "ingress"
+        ],
+        "setup": [
+            "$IP link add dev $DEV1 type dummy || /bin/true"
+        ],
+        "cmdUnderTest": "$TC qdisc del dev $DEV1 ingress",
+        "expExitCode": "2",
+        "verifyCmd": "$TC qdisc show dev $DEV1",
+        "matchPattern": "qdisc ingress ffff:",
+        "matchCount": "0",
+        "teardown": [
+            "$IP link del dev $DEV1 type dummy"
+        ]
+    },
+    {
+        "id": "3b88",
+        "name": "Delete ingress qdisc twice",
+        "category": [
+            "qdisc",
+            "ingress"
+        ],
+        "setup": [
+            "$IP link add dev $DEV1 type dummy || /bin/true",
+            "$TC qdisc add dev $DEV1 ingress",
+            "$TC qdisc del dev $DEV1 ingress"
+        ],
+        "cmdUnderTest": "$TC qdisc del dev $DEV1 ingress",
+        "expExitCode": "2",
+        "verifyCmd": "$TC qdisc show dev $DEV1",
+        "matchPattern": "qdisc ingress ffff:",
+        "matchCount": "0",
+        "teardown": [
+            "$IP link del dev $DEV1 type dummy"
+        ]
+    }
+]