From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:02:58 +0200
Subject: Adding upstream version 1.64.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/librustdoc/html/render/tests.rs | 54 +++++++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)
 create mode 100644 src/librustdoc/html/render/tests.rs

(limited to 'src/librustdoc/html/render/tests.rs')

diff --git a/src/librustdoc/html/render/tests.rs b/src/librustdoc/html/render/tests.rs
new file mode 100644
index 000000000..3175fbe56
--- /dev/null
+++ b/src/librustdoc/html/render/tests.rs
@@ -0,0 +1,54 @@
+use std::cmp::Ordering;
+
+use super::print_item::compare_names;
+use super::{AllTypes, Buffer};
+
+#[test]
+fn test_compare_names() {
+    for &(a, b) in &[
+        ("hello", "world"),
+        ("", "world"),
+        ("123", "hello"),
+        ("123", ""),
+        ("123test", "123"),
+        ("hello", ""),
+        ("hello", "hello"),
+        ("hello123", "hello123"),
+        ("hello123", "hello12"),
+        ("hello12", "hello123"),
+        ("hello01abc", "hello01xyz"),
+        ("hello0abc", "hello0"),
+        ("hello0", "hello0abc"),
+        ("01", "1"),
+    ] {
+        assert_eq!(compare_names(a, b), a.cmp(b), "{:?} - {:?}", a, b);
+    }
+    assert_eq!(compare_names("u8", "u16"), Ordering::Less);
+    assert_eq!(compare_names("u32", "u16"), Ordering::Greater);
+    assert_eq!(compare_names("u8_to_f64", "u16_to_f64"), Ordering::Less);
+    assert_eq!(compare_names("u32_to_f64", "u16_to_f64"), Ordering::Greater);
+    assert_eq!(compare_names("u16_to_f64", "u16_to_f64"), Ordering::Equal);
+    assert_eq!(compare_names("u16_to_f32", "u16_to_f64"), Ordering::Less);
+}
+
+#[test]
+fn test_name_sorting() {
+    let names = [
+        "Apple", "Banana", "Fruit", "Fruit0", "Fruit00", "Fruit01", "Fruit1", "Fruit02", "Fruit2",
+        "Fruit20", "Fruit30x", "Fruit100", "Pear",
+    ];
+    let mut sorted = names.to_owned();
+    sorted.sort_by(|&l, r| compare_names(l, r));
+    assert_eq!(names, sorted);
+}
+
+#[test]
+fn test_all_types_prints_header_once() {
+    // Regression test for #82477
+    let all_types = AllTypes::new();
+
+    let mut buffer = Buffer::new();
+    all_types.print(&mut buffer);
+
+    assert_eq!(1, buffer.into_inner().matches("List of all items").count());
+}
-- 
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