test: fixtures for testing aria-current (#3202)

examples/suspense_tests/e2e/features/check_aria_current.feature

@@ -0,0 +1,12 @@
+@check_aria_current
+Feature: Check aria-current being applied to make links bolded
+
+    Background:
+
+        Given I see the app
+
+    Scenario: Should see the base case working
+        Then I see the link Out-of-Order being bolded
+        Then I see the following links being bolded
+            | Out-of-Order |
+            | Nested       |

examples/suspense_tests/e2e/tests/fixtures/check.rs

@@ -81,3 +81,12 @@ pub async fn instrumented_counts(
 
     Ok(())
 }
+
+pub async fn link_text_is_aria_current(client: &Client, text: &str) -> Result<()> {
+    let link = find::link_with_text(client, text).await?;
+
+    link.attr("aria-current").await?
+        .expect(format!("aria-current missing for {text}").as_str());
+
+    Ok(())
+}

examples/suspense_tests/e2e/tests/fixtures/find.rs

@@ -124,3 +124,12 @@ async fn component_message(client: &Client, id: &str) -> Result<String> {
 
     Ok(text)
 }
+
+pub async fn link_with_text(client: &Client, text: &str) -> Result<Element> {
+    let link = client
+        .wait()
+        .for_element(Locator::LinkText(text))
+        .await
+        .expect(format!("Link not found by `{}`", text).as_str());
+    Ok(link)
+}

examples/suspense_tests/e2e/tests/fixtures/world/check_steps.rs

@@ -80,6 +80,32 @@ async fn i_see_the_second_count_is(
     Ok(())
 }
 
+#[then(regex = r"^I see the link (.*) being bolded$")]
+async fn i_see_the_link_being_bolded(
+    world: &mut AppWorld,
+    text: String,
+) -> Result<()> {
+    let client = &world.client;
+    check::link_text_is_aria_current(client, &text).await?;
+
+    Ok(())
+}
+
+#[then(expr = "I see the following links being bolded")]
+async fn i_see_the_following_links_being_bolded(
+    world: &mut AppWorld,
+    step: &Step,
+) -> Result<()> {
+    let client = &world.client;
+    if let Some(table) = step.table.as_ref() {
+        for row in table.rows.iter() {
+            check::link_text_is_aria_current(client, &row[0]).await?;
+        }
+    }
+
+    Ok(())
+}
+
 #[then(expr = "I see the following counters under section")]
 #[then(expr = "the following counters under section")]
 async fn i_see_the_following_counters_under_section(