fix (Azure#20879)

Author: Alancere

eng/tools/generator/cmd/v2/common/fileProcessor.go

@@ -287,7 +287,10 @@ func CalculateNewVersion(changelog *model.Changelog, previousVersion string, isC
 			} else {
 				prl = FirstGALabel
 			}
-		} else if changelog.HasBreakingChanges() || changelog.Modified.HasAdditiveChanges() {
+		} else if changelog.HasBreakingChanges() {
+			newVersion = version.IncMinor()
+			prl = BetaBreakingChangeLabel
+		} else if changelog.Modified.HasAdditiveChanges() {
 			newVersion = version.IncMinor()
 			prl = BetaLabel
 		} else {

eng/tools/generator/cmd/v2/common/fileProcessor_test.go

@@ -41,7 +41,7 @@ func TestCalculateNewVersion(t *testing.T) {
 	newVersion, prl, err = CalculateNewVersion(breakingChange, "0.5.0", true)
 	assert.NoError(t, err)
 	assert.Equal(t, newVersion.String(), "0.6.0")
-	assert.Equal(t, BetaLabel, prl)
+	assert.Equal(t, BetaBreakingChangeLabel, prl)
 
 	// additive with stable
 	newVersion, prl, err = CalculateNewVersion(additiveChange, "0.5.0", false)