tx only test added

feature/tx_only/otg_tests/tx_only_test/tx_only_test.go

@@ -0,0 +1,72 @@
+package tx_only_test
+
+import (
+	"testing"
+	"time"
+
+	"github.com/open-traffic-generator/snappi/gosnappi"
+	"github.com/openconfig/featureprofiles/internal/fptest"
+	"github.com/openconfig/ondatra"
+	otg "github.com/openconfig/ondatra/otg"
+	otgtelemetry "github.com/openconfig/ondatra/telemetry/otg"
+)
+
+func TestMain(m *testing.M) {
+	fptest.RunTests(m)
+}
+func configureOTGTxOnly(t *testing.T, otg *otg.OTG) gosnappi.Config {
+	config := otg.NewConfig(t)
+	port1 := config.Ports().Add().SetName("port1")
+	flow := config.Flows().Add().SetName("f1")
+	flow.Metrics().SetEnable(true)
+	flow.TxRx().SetChoice("port").Port().SetTxName(port1.Name())
+	flow.Duration().FixedPackets().SetPackets(100)
+	flow.Rate().SetPps(50)
+	eth := flow.Packet().Add().Ethernet()
+	eth.Dst().SetValue("00:AB:BC:AB:BC:AB")
+	eth.Src().SetValue("00:CD:DC:CD:DC:CD")
+
+	otg.PushConfig(t, config)
+	return config
+}
+
+func verifyTraffic(t *testing.T, ate *ondatra.ATEDevice, c gosnappi.Config, expectedPacket uint64) {
+	otg := ate.OTG()
+	for _, p := range c.Ports().Items() {
+		_, ok := otg.Telemetry().Port(p.Name()).Counters().OutFrames().Watch(t, time.Minute, func(val *otgtelemetry.QualifiedUint64) bool {
+			return val.IsPresent() && val.Val(t) == expectedPacket
+		}).Await(t)
+		if !ok {
+			t.Logf("Expected Tx Packets :%v, Actual: %v", expectedPacket, otg.Telemetry().Port(p.Name()).Counters().OutFrames().Get(t))
+			t.Fatal("Expected Packet Mismatch!!!")
+		}
+	}
+	for _, f := range c.Flows().Items() {
+		_, ok := otg.Telemetry().Flow(f.Name()).Counters().OutPkts().Watch(t, time.Minute, func(val *otgtelemetry.QualifiedUint64) bool {
+			return val.IsPresent() && val.Val(t) == expectedPacket
+		}).Await(t)
+		if !ok {
+			t.Logf("Expected Tx Packets :%v, Actual: %v", expectedPacket, otg.Telemetry().Flow(f.Name()).Counters().OutPkts().Get(t))
+			t.Fatal("Expected Packet Mismatch!!!")
+		}
+	}
+	t.Logf("Port and Flow Metrics is Ok!!!")
+}
+
+func TestOTGTxOnly(t *testing.T) {
+	ate := ondatra.ATE(t, "ate")
+	otg := ate.OTG()
+	otgConfig := configureOTGTxOnly(t, otg)
+
+	t.Logf("Setting config")
+	otg.PushConfig(t, otgConfig)
+
+	t.Logf("Starting traffic")
+	otg.StartTraffic(t)
+
+	t.Logf("Verify traffic")
+	verifyTraffic(t, ate, otgConfig, 100)
+
+	t.Logf("Stop traffic")
+	otg.StopTraffic(t)
+}