fix(license): always trim leading and trailing spaces for licenses (#8095)

Author: DmitriyLewen

pkg/licensing/normalize.go

@@ -641,7 +641,6 @@ var plusSuffixes = [3]string{"+", "-OR-LATER", " OR LATER"}
 func standardizeKeyAndSuffix(name string) expr.SimpleExpr {
 	// Standardize space, including newline
 	name = strings.Join(strings.Fields(name), " ")
-	name = strings.TrimSpace(name)
 	name = strings.ToUpper(name)
 	// Do not perform any further normalization for URLs
 	if strings.HasPrefix(name, "HTTP") {
@@ -679,6 +678,8 @@ func Normalize(name string) string {
 }
 
 func NormalizeLicense(name string) expr.SimpleExpr {
+	// Always trim leading and trailing spaces, even if we don't find this license in `mapping`.
+	name = strings.TrimSpace(name)
 	normalized := standardizeKeyAndSuffix(name)
 	if found, ok := mapping[normalized.License]; ok {
 		return expr.SimpleExpr{License: found.License, HasPlus: found.HasPlus || normalized.HasPlus}

pkg/licensing/normalize_test.go

@@ -206,8 +206,8 @@ func TestNormalize(t *testing.T) {
 			licenses: []string{
 				" The unmapped license ",
 			},
-			normalized:    " The unmapped license ",
-			normalizedKey: " The unmapped license ",
+			normalized:    "The unmapped license",
+			normalizedKey: "The unmapped license",
 		},
 		{
 			licenses: []string{