Support CIS ACK 1.0.0 benchmark (#841)

* Support CIS ACK 1.0.0 benchmark

* fix yaml lint

* Fix TestMakeSubsitutions may failed when order of map changed

* Support auto-detect platform when running on ACK

* Apply suggestions from code review

Co-authored-by: Yoav Rotem <yoavrotems97@gmail.com>

Co-authored-by: Yoav Rotem <yoavrotems97@gmail.com>

cmd/util_test.go

@@ -15,14 +15,16 @@
 package cmd
 
 import (
-	"github.com/magiconair/properties/assert"
 	"io/ioutil"
 	"os"
 	"path/filepath"
 	"reflect"
+	"sort"
 	"strconv"
 	"testing"
 
+	"github.com/magiconair/properties/assert"
+
 	"github.com/aquasecurity/kube-bench/check"
 	"github.com/spf13/viper"
 )
@@ -389,9 +391,9 @@ func TestGetServiceFiles(t *testing.T) {
 
 func TestMakeSubsitutions(t *testing.T) {
 	cases := []struct {
-		input string
-		subst map[string]string
-		exp   string
+		input        string
+		subst        map[string]string
+		exp          string
 		expectedSubs []string
 	}{
 		{input: "Replace $thisbin", subst: map[string]string{"this": "that"}, exp: "Replace that", expectedSubs: []string{"that"}},
@@ -404,6 +406,7 @@ func TestMakeSubsitutions(t *testing.T) {
 			if s != c.exp {
 				t.Fatalf("Got %s expected %s", s, c.exp)
 			}
+			sort.Strings(subs)
 			assert.Equal(t, c.expectedSubs, subs)
 		})
 	}
@@ -536,6 +539,11 @@ func Test_getPlatformNameFromKubectlOutput(t *testing.T) {
 			args: args{s: "v1.17.6-gke.1"},
 			want: "gke",
 		},
+		{
+			name: "ack",
+			args: args{s: "v1.18.8-aliyun.1"},
+			want: "aliyun",
+		},
 		{
 			name: "unknown",
 			args: args{s: "v1.17.6"},
@@ -579,6 +587,13 @@ func Test_getPlatformBenchmarkVersion(t *testing.T) {
 			},
 			want: "gke-1.0",
 		},
+		{
+			name: "aliyun",
+			args: args{
+				platform: "aliyun",
+			},
+			want: "ack-1.0",
+		},
 		{
 			name: "unknown",
 			args: args{