Skip to content

Commit

Permalink
Adding a simple dataref extension, similar to the java sdk
Browse files Browse the repository at this point in the history
Signed-off-by: Matthias Wessendorf <[email protected]>
  • Loading branch information
matzew committed Feb 20, 2024
1 parent 4cc6c2d commit e84d5f0
Show file tree
Hide file tree
Showing 2 changed files with 77 additions and 0 deletions.
36 changes: 36 additions & 0 deletions v2/extensions/dataref_extension.go
Original file line number Diff line number Diff line change
@@ -0,0 +1,36 @@
/*
Copyright 2024 The CloudEvents Authors
SPDX-License-Identifier: Apache-2.0
*/

package extensions

import (
"github.com/cloudevents/sdk-go/v2/event"
"net/url"
)

const DataRefExtensionKey = "dataref"

type DataRefExtension struct {
DataRef string `json:"dataref"`
}

func AddDataRefExtension(e *event.Event, dataRef string) error {
if _, err := url.Parse(dataRef); err != nil {
return err
}
e.SetExtension(DataRefExtensionKey, dataRef)
return nil
}

func GetDataRefExtension(e event.Event) (DataRefExtension, bool) {
if dataRefValue, ok := e.Extensions()[DataRefExtensionKey]; ok {
dataRefStr, ok := dataRefValue.(string)
if !ok {
return DataRefExtension{}, false
}
return DataRefExtension{DataRef: dataRefStr}, true
}
return DataRefExtension{}, false
}
41 changes: 41 additions & 0 deletions v2/extensions/dataref_extension_test.go
Original file line number Diff line number Diff line change
@@ -0,0 +1,41 @@
/*
Copyright 2024 The CloudEvents Authors
SPDX-License-Identifier: Apache-2.0
*/

package extensions

import (
"testing"

"github.com/cloudevents/sdk-go/v2/event"
)

func TestAddDataRefExtensionValidURL(t *testing.T) {
e := event.New()
expectedDataRef := "https://example.com/data"

err := AddDataRefExtension(&e, expectedDataRef)
if err != nil {
t.Fatalf("Failed to add DataRefExtension with valid URL: %s", err)
}
}

func TestAddDataRefExtensionInvalidURL(t *testing.T) {
e := event.New()
invalidDataRef := "://invalid-url"

err := AddDataRefExtension(&e, invalidDataRef)
if err == nil {
t.Fatal("Expected error when adding DataRefExtension with invalid URL, but got none")
}
}

func TestGetDataRefExtensionNotFound(t *testing.T) {
e := event.New()

_, ok := GetDataRefExtension(e)
if ok {
t.Fatal("Expected not to find DataRefExtension, but did")
}
}

0 comments on commit e84d5f0

Please sign in to comment.