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>

extras/hs-test/framework_test.go

@@ -8,23 +8,22 @@ import (
 	"testing"
 	"time"
 
+	. "fd.io/hs-test/infra"
 	. "github.com/onsi/ginkgo/v2"
 	. "github.com/onsi/gomega"
 )
 
-var suiteTimeout time.Duration
-
 func getTestFilename() string {
 	_, filename, _, _ := runtime.Caller(2)
 	return filepath.Base(filename)
 }
 
 func TestHst(t *testing.T) {
-	if *isVppDebug {
+	if *IsVppDebug {
 		// 30 minute timeout so that the framework won't timeout while debugging
-		suiteTimeout = time.Minute * 30
+		SuiteTimeout = time.Minute * 30
 	} else {
-		suiteTimeout = time.Minute * 5
+		SuiteTimeout = time.Minute * 5
 	}
 
 	// creates a file with PPID, used for 'make cleanup-hst'