Ensure enclosure URLs are always absolute

1 files changed, 36 insertions, 0 deletions

diff --git a/internal/reader/json/parser_test.go b/internal/reader/json/parser_test.go
index 0bbd39ec..6f62831f 100644
--- a/internal/reader/json/parser_test.go
+++ b/internal/reader/json/parser_test.go
@@ -848,6 +848,42 @@ func TestParseFeedIcon(t *testing.T) {
 	}
 }
 
+func TestParseFeedWithRelativeAttachmentURL(t *testing.T) {
+	data := `{
+		"version": "https://jsonfeed.org/version/1",
+		"title": "My Example Feed",
+		"home_page_url": "https://example.org/",
+		"feed_url": "https://example.org/feed.json",
+		"items": [
+			{
+				"id": "2",
+				"content_text": "This is a second item.",
+				"url": "https://example.org/second-item",
+				"attachments": [
+					{
+						"url": "   /attachment.mp3  ",
+						"mime_type": "audio/mpeg",
+						"size_in_bytes": 123456
+					}
+				]
+			}
+		]
+	}`
+
+	feed, err := Parse("https://example.org/feed.json", bytes.NewBufferString(data))
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if len(feed.Entries[0].Enclosures) != 1 {
+		t.Fatalf("Incorrect number of enclosures, got: %d", len(feed.Entries[0].Enclosures))
+	}
+
+	if feed.Entries[0].Enclosures[0].URL != "https://example.org/attachment.mp3" {
+		t.Errorf("Incorrect enclosure URL, got: %q", feed.Entries[0].Enclosures[0].URL)
+	}
+}
+
 func TestParseInvalidJSON(t *testing.T) {
 	data := `garbage`
 	_, err := Parse("https://example.org/feed.json", bytes.NewBufferString(data))