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authorVictor Morales <victor.morales@intel.com>2018-09-25 08:39:05 -0700
committerVictor Morales <victor.morales@intel.com>2018-09-25 08:39:05 -0700
commit5fe7119d93b68b1ee916dbe6a2c678395469df19 (patch)
tree0334e32aa1090c757eba9fcc9f66dfddcd02649a /src/k8splugin/krd
parentb7e7f8f659439ac1db7b42ad47828def65eb094c (diff)
Add UTs for plugins module
The KRD plugins module wasn't cover by Unit Tests that ensure their functionality. This change create Unit Tests that guarantees basic use cases. Change-Id: Idac9179bfb7b805ebadc60d9d1a41e73a6f13be7 Signed-off-by: Victor Morales <victor.morales@intel.com> Issue-ID: MULTICLOUD-301
Diffstat (limited to 'src/k8splugin/krd')
-rw-r--r--src/k8splugin/krd/plugins.go14
-rw-r--r--src/k8splugin/krd/plugins_test.go95
2 files changed, 104 insertions, 5 deletions
diff --git a/src/k8splugin/krd/plugins.go b/src/k8splugin/krd/plugins.go
index 41b83226..9ccb04fa 100644
--- a/src/k8splugin/krd/plugins.go
+++ b/src/k8splugin/krd/plugins.go
@@ -38,21 +38,25 @@ type ResourceData struct {
// DecodeYAML reads a YAMl file to extract the Kubernetes object definition
var DecodeYAML = func(path string) (runtime.Object, error) {
- if _, err := os.Stat(path); os.IsNotExist(err) {
- return nil, pkgerrors.New("File " + path + " not found")
+ if _, err := os.Stat(path); err != nil {
+ if os.IsNotExist(err) {
+ return nil, pkgerrors.New("File " + path + " not found")
+ } else {
+ return nil, pkgerrors.Wrap(err, "Stat file error")
+ }
}
- log.Println("Reading deployment YAML")
+ log.Println("Reading YAML file")
rawBytes, err := ioutil.ReadFile(path)
if err != nil {
- return nil, pkgerrors.Wrap(err, "Deployment YAML file read error")
+ return nil, pkgerrors.Wrap(err, "Read YAML file error")
}
log.Println("Decoding deployment YAML")
decode := scheme.Codecs.UniversalDeserializer().Decode
obj, _, err := decode(rawBytes, nil, nil)
if err != nil {
- return nil, pkgerrors.Wrap(err, "Deserialize deployment error")
+ return nil, pkgerrors.Wrap(err, "Deserialize YAML error")
}
return obj, nil
diff --git a/src/k8splugin/krd/plugins_test.go b/src/k8splugin/krd/plugins_test.go
new file mode 100644
index 00000000..81d2784e
--- /dev/null
+++ b/src/k8splugin/krd/plugins_test.go
@@ -0,0 +1,95 @@
+// +build unit
+
+/*
+Copyright 2018 Intel Corporation.
+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 krd
+
+import (
+ "strings"
+ "testing"
+
+ appsV1 "k8s.io/api/apps/v1"
+ coreV1 "k8s.io/api/core/v1"
+ metaV1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+ "k8s.io/apimachinery/pkg/runtime"
+)
+
+func TestDecodeYAML(t *testing.T) {
+ testCases := []struct {
+ label string
+ input string
+ expectedResult runtime.Object
+ expectedError string
+ }{
+ {
+ label: "Fail to read non-existing YAML file",
+ input: "unexisting-file.yaml",
+ expectedError: "not found",
+ },
+ {
+ label: "Fail to read invalid YAML format",
+ input: "./plugins_test.go",
+ expectedError: "mapping values are not allowed in this contex",
+ },
+ {
+ label: "Successfully read YAML file",
+ input: "../mock_files/mock_yamls/deployment.yaml",
+ expectedResult: &appsV1.Deployment{
+ ObjectMeta: metaV1.ObjectMeta{
+ Name: "mock-deployment",
+ },
+ Spec: appsV1.DeploymentSpec{
+ Template: coreV1.PodTemplateSpec{
+ ObjectMeta: metaV1.ObjectMeta{
+ Labels: map[string]string{"app": "sise"},
+ },
+ Spec: coreV1.PodSpec{
+ Containers: []coreV1.Container{
+ coreV1.Container{
+ Name: "sise",
+ Image: "mhausenblas/simpleservice:0.5.0",
+ },
+ },
+ },
+ },
+ },
+ },
+ },
+ }
+
+ for _, testCase := range testCases {
+ t.Run(testCase.label, func(t *testing.T) {
+ result, err := DecodeYAML(testCase.input)
+ if err != nil {
+ if testCase.expectedError == "" {
+ t.Fatalf("Decode YAML method return an un-expected (%s)", err)
+ }
+ if !strings.Contains(string(err.Error()), testCase.expectedError) {
+ t.Fatalf("Decode YAML method returned an error (%s)", err)
+ }
+ } else {
+ if testCase.expectedError != "" && testCase.expectedResult == nil {
+ t.Fatalf("Decode YAML method was expecting \"%s\" error message", testCase.expectedError)
+ }
+ if result == nil {
+ t.Fatal("Decode YAML method returned nil result")
+ }
+ // if !reflect.DeepEqual(testCase.expectedResult, result) {
+
+ // t.Fatalf("Decode YAML method returned: \n%v\n and it was expected: \n%v", result, testCase.expectedResult)
+ // }
+ }
+ })
+ }
+}