[OOM-K8S-CERT-EXTERNAL-PROVIDER] Add CertificateRequest controller test

- Add CertificateRequest controller test with fake K8s API

Issue-ID: OOM-2559
Signed-off-by: Piotr Marcinkiewicz <piotr.marcinkiewicz@nokia.com>
Change-Id: I4e32c2d28f5c4ea35dd013119dfc31acb1646582

1 files changed, 56 insertions, 0 deletions

diff --git a/certServiceK8sExternalProvider/src/testdata/utils.go b/certServiceK8sExternalProvider/src/testdata/utils.go
new file mode 100644
index 00000000..af22195d
--- /dev/null
+++ b/certServiceK8sExternalProvider/src/testdata/utils.go
@@ -0,0 +1,56 @@
+/*
+ * ============LICENSE_START=======================================================
+ * oom-certservice-k8s-external-provider
+ * ================================================================================
+ * Copyright (C) 2020 Nokia. All rights reserved.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
+
+package testdata
+
+import (
+	"bytes"
+	"io/ioutil"
+	"log"
+	"testing"
+)
+
+func ReadFile(filename string) []byte {
+	certRequest, err := ioutil.ReadFile(filename)
+	if err != nil {
+		log.Fatal(err)
+	}
+	return certRequest
+}
+
+func VerifyCertsAreEqualToExpected(t *testing.T, signedPEM []byte, trustedCAs []byte) {
+	expectedSignedFilename := "../cmpv2provisioner/testdata/expected_signed.pem"
+	expectedTrustedFilename := "../cmpv2provisioner/testdata/expected_trusted.pem"
+
+	VerifyThatConditionIsTrue(AreSlicesEqual(signedPEM,
+		ReadFile(expectedSignedFilename)), "Signed pem is different than expected.", t)
+	VerifyThatConditionIsTrue(AreSlicesEqual(trustedCAs,
+		ReadFile(expectedTrustedFilename)), "Trusted CAs pem is different than expected.", t)
+}
+
+func AreSlicesEqual(slice1 []byte, slice2 []byte) bool {
+	return bytes.Compare(slice1, slice2) == 0
+}
+
+func VerifyThatConditionIsTrue(cond bool, message string, t *testing.T) {
+	if !cond {
+		t.Fatal(message)
+	}
+}