hs-test: separate infra from tests

- most functions and vars now start with a capital letter:
  needed to access them outside the package that declares
  them
- updated README.md
- very minor changes in MAKEFILE

Type: test

Change-Id: I4b5a194f08f09d59e372e57da6451fbb5a1de4da
Signed-off-by: Adrian Villin <avillin@cisco.com>
diff --git a/extras/hs-test/infra/suite_no_topo.go b/extras/hs-test/infra/suite_no_topo.go
new file mode 100644
index 0000000..c48e6fb
--- /dev/null
+++ b/extras/hs-test/infra/suite_no_topo.go
@@ -0,0 +1,112 @@
+package hst
+
+import (
+	"reflect"
+	"runtime"
+	"strings"
+
+	. "github.com/onsi/ginkgo/v2"
+)
+
+const (
+	SingleTopoContainerVpp   = "vpp"
+	SingleTopoContainerNginx = "nginx"
+	TapInterfaceName         = "htaphost"
+)
+
+var noTopoTests = map[string][]func(s *NoTopoSuite){}
+var noTopoSoloTests = map[string][]func(s *NoTopoSuite){}
+
+type NoTopoSuite struct {
+	HstSuite
+}
+
+func RegisterNoTopoTests(tests ...func(s *NoTopoSuite)) {
+	noTopoTests[getTestFilename()] = tests
+}
+func RegisterNoTopoSoloTests(tests ...func(s *NoTopoSuite)) {
+	noTopoSoloTests[getTestFilename()] = tests
+}
+
+func (s *NoTopoSuite) SetupSuite() {
+	s.HstSuite.SetupSuite()
+	s.LoadNetworkTopology("tap")
+	s.LoadContainerTopology("single")
+}
+
+func (s *NoTopoSuite) SetupTest() {
+	s.HstSuite.SetupTest()
+
+	// Setup test conditions
+	var sessionConfig Stanza
+	sessionConfig.
+		NewStanza("session").
+		Append("enable").
+		Append("use-app-socket-api").Close()
+
+	container := s.GetContainerByName(SingleTopoContainerVpp)
+	vpp, _ := container.newVppInstance(container.AllocatedCpus, sessionConfig)
+	s.AssertNil(vpp.Start())
+
+	tapInterface := s.GetInterfaceByName(TapInterfaceName)
+
+	s.AssertNil(vpp.createTap(tapInterface), "failed to create tap interface")
+}
+
+var _ = Describe("NoTopoSuite", Ordered, ContinueOnFailure, func() {
+	var s NoTopoSuite
+	BeforeAll(func() {
+		s.SetupSuite()
+	})
+	BeforeEach(func() {
+		s.SetupTest()
+	})
+	AfterAll(func() {
+		s.TearDownSuite()
+	})
+	AfterEach(func() {
+		s.TearDownTest()
+	})
+
+	for filename, tests := range noTopoTests {
+		for _, test := range tests {
+			test := test
+			pc := reflect.ValueOf(test).Pointer()
+			funcValue := runtime.FuncForPC(pc)
+			testName := filename + "/" + strings.Split(funcValue.Name(), ".")[2]
+			It(testName, func(ctx SpecContext) {
+				s.Log(testName + ": BEGIN")
+				test(&s)
+			}, SpecTimeout(SuiteTimeout))
+		}
+	}
+})
+
+var _ = Describe("NoTopoSuiteSolo", Ordered, ContinueOnFailure, Serial, func() {
+	var s NoTopoSuite
+	BeforeAll(func() {
+		s.SetupSuite()
+	})
+	BeforeEach(func() {
+		s.SetupTest()
+	})
+	AfterAll(func() {
+		s.TearDownSuite()
+	})
+	AfterEach(func() {
+		s.TearDownTest()
+	})
+
+	for filename, tests := range noTopoSoloTests {
+		for _, test := range tests {
+			test := test
+			pc := reflect.ValueOf(test).Pointer()
+			funcValue := runtime.FuncForPC(pc)
+			testName := filename + "/" + strings.Split(funcValue.Name(), ".")[2]
+			It(testName, Label("SOLO"), func(ctx SpecContext) {
+				s.Log(testName + ": BEGIN")
+				test(&s)
+			}, SpecTimeout(SuiteTimeout))
+		}
+	}
+})