Stop longhorn false positives on no results. (#397)

Longhorn analyzer no longer report positive results on no results

pkg/analyze/longhorn.go

@@ -247,15 +247,16 @@ func analyzeLonghornReplicaChecksums(volumeName string, checksums []map[string]s
 // Keep warn/error results. Return a single pass result if there are no warn/errors.
 func simplifyLonghornResults(results []*AnalyzeResult) []*AnalyzeResult {
 	out := []*AnalyzeResult{}
-
+	resultPass := false
 	for _, result := range results {
 		if result.IsPass {
+			resultPass = true
 			continue
 		}
 		out = append(out, result)
 	}
 
-	if len(out) == 0 {
+	if resultPass && len(out) == 0 {
 		out = append(out, &AnalyzeResult{
 			Title:   "Longhorn Health Status",
 			IsPass:  true,

pkg/analyze/longhorn_test.go

@@ -411,6 +411,11 @@ func TestSimplifyLonghornResults(t *testing.T) {
 				},
 			},
 		},
+		{
+			name:   "No Results",
+			input:  []*AnalyzeResult{},
+			expect: []*AnalyzeResult{},
+		},
 		{
 			name: "Mixed results",
 			input: []*AnalyzeResult{