+Test Article
+This is a test article with enough content to be parsed by readability.
+It needs to have a reasonable amount of text so the algorithm considers it
+a valid article. Let us add several sentences to make sure this works
+correctly. The readability library requires a minimum amount of content
+to successfully extract an article from a page.
+Here is another paragraph to add more content. We want to make sure
+that the content is substantial enough for the readability algorithm to
+consider this a valid article and extract the text properly.
+
+
+`
+
+ doc := mockDocument{
+ url: "https://example.com/article",
+ content: html,
+ }
+
+ article, err := Readability(context.Background(), doc)
+ if err != nil {
+ t.Fatalf("Readability() error = %v", err)
+ }
+
+ if article.Title != "Test Article" {
+ t.Errorf("Title = %q, want %q", article.Title, "Test Article")
+ }
+
+ if article.TextContent == "" {
+ t.Error("TextContent should not be empty")
+ }
+}
+
+func TestReadability_EmptyContent(t *testing.T) {
+ doc := mockDocument{
+ url: "https://example.com/empty",
+ content: "",
+ }
+
+ article, err := Readability(context.Background(), doc)
+ if err != nil {
+ t.Fatalf("Readability() unexpected error = %v", err)
+ }
+ // Empty content should produce an empty article.
+ if article.Title != "" && article.TextContent != "" {
+ t.Error("expected empty article from empty content")
+ }
+}
+
+func TestReadability_InvalidURL(t *testing.T) {
+ doc := mockDocument{
+ url: "://invalid",
+ content: "