♻️ (locale): Sustituye Attr<Lc> por Lc::none()

tests/component_button.rs

@@ -0,0 +1,45 @@
+use pagetop::prelude::*;
+
+#[pagetop::test]
+async fn label_is_rendered_when_set() {
+    let mut button = Button::submit(Lc::n("Save"));
+    let html = button.render(&mut Context::default()).await.into_string();
+
+    assert!(html.contains("Save"));
+}
+
+#[pagetop::test]
+async fn label_can_be_cleared_with_lc_none() {
+    let mut button = Button::submit(Lc::n("Save")).with_label(Lc::none());
+    let html = button.render(&mut Context::default()).await.into_string();
+
+    assert!(!html.contains("Save"));
+    // The button itself must still render.
+    assert!(html.contains("<button"));
+}
+
+#[pagetop::test]
+async fn title_attribute_is_absent_by_default() {
+    let mut button = Button::submit(Lc::n("Save"));
+    let html = button.render(&mut Context::default()).await.into_string();
+
+    assert!(!html.contains("title="));
+}
+
+#[pagetop::test]
+async fn title_attribute_is_present_when_set() {
+    let mut button = Button::submit(Lc::n("Save")).with_title(Lc::n("Save changes"));
+    let html = button.render(&mut Context::default()).await.into_string();
+
+    assert!(html.contains(r#"title="Save changes""#));
+}
+
+#[pagetop::test]
+async fn title_attribute_can_be_cleared_with_lc_none() {
+    let mut button = Button::submit(Lc::n("Save"))
+        .with_title(Lc::n("Save changes"))
+        .with_title(Lc::none());
+    let html = button.render(&mut Context::default()).await.into_string();
+
+    assert!(!html.contains("title="));
+}