From 699a0bcfd41c043b98fe52bbab0d19448c5270fd Mon Sep 17 00:00:00 2001
From: Ali Ok <aliok@redhat.com>
Date: Mon, 18 Nov 2019 14:05:39 +0300
Subject: [PATCH] Add test for version consistency

---
 version/version_test.go | 46 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 version/version_test.go

diff --git a/version/version_test.go b/version/version_test.go
new file mode 100644
index 00000000..f2266656
--- /dev/null
+++ b/version/version_test.go
@@ -0,0 +1,46 @@
+/*
+Copyright 2019 The Knative Authors
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+package version
+
+import (
+	mf "github.com/jcrossley3/manifestival"
+	"path/filepath"
+	"runtime"
+	"testing"
+)
+
+func TestManifestVersionSame(t *testing.T) {
+	_, b, _, _ := runtime.Caller(0)
+	resources, err := mf.Parse(filepath.Join(filepath.Dir(b)+"/..", "cmd/manager/kodata/knative-serving/"), false)
+	if err != nil {
+		t.Fatal("Failed to load manifest", err)
+	}
+
+	// example: v0.10.1
+	expectedLabelValue := "v" + Version
+
+	for _, resource := range resources {
+		v, found := resource.GetLabels()["serving.knative.dev/release"]
+		if !found {
+			// label is missing for this resource. we cannot do the check.
+			continue
+		}
+		if v != expectedLabelValue {
+			t.Errorf("Version info in manifest and operator don't match. got: %v, want: %v. Resource GVK: %v, Resource name: %v", v, expectedLabelValue,
+				resource.GroupVersionKind(), resource.GetName())
+		}
+	}
+}