add tests for cloudinit,providerid

Author: sp-yduck

cloud/cloudinit/common.go

@@ -24,7 +24,20 @@ runcmd:
   `
 	_, err := cloudinit.ParseUser(testYaml)
 	if err != nil {
-		t.Fatalf("failed to parse user: %v", err)
+		t.Errorf("failed to parse user: %v", err)
+	}
+
+	testYaml = `
+write_files:
+  - path: /run/kubeadm/kubeadm.yaml
+owner: root:root
+    permissions: '0640'
+    content: |
+      asdfasdfasdf
+  `
+	user, err := cloudinit.ParseUser(testYaml)
+	if err == nil {
+		t.Errorf("should returns an error. user=%v", *user)
 	}
 }
 

cloud/cloudinit/common_test.go

@@ -0,0 +1,39 @@
+package providerid
+
+import (
+	"testing"
+)
+
+func TestNew(t *testing.T) {
+	uuid := ""
+	providerID, err := New(uuid)
+	if err == nil {
+		t.Errorf("err should not be nil. providerID=%s", providerID)
+	}
+
+	uuid = "asdf"
+	providerID, err = New(uuid)
+	if err != nil {
+		t.Errorf("failed to create providerID: %v", err)
+	}
+}
+
+func TestUUID(t *testing.T) {
+	pid := providerID{
+		uuid: "asdf",
+	}
+	uuid := pid.UUID()
+	if uuid != "asdf" {
+		t.Errorf("should be asdf")
+	}
+}
+
+func TestString(t *testing.T) {
+	pid := providerID{
+		uuid: "asdf",
+	}
+	uuid := pid.String()
+	if uuid != Prefix+"asdf" {
+		t.Errorf("should be %sasdf", Prefix)
+	}
+}