1 files changed, 230 insertions, 0 deletions
diff --git a/third_party/rust/regex/tests/replace.rs b/third_party/rust/regex/tests/replace.rs
new file mode 100644
index 0000000000..1dc6106357
--- /dev/null
+++ b/third_party/rust/regex/tests/replace.rs
@@ -0,0 +1,230 @@
+macro_rules! replace(
+    ($name:ident, $which:ident, $re:expr,
+     $search:expr, $replace:expr, $result:expr) => (
+        #[test]
+        fn $name() {
+            let re = regex!($re);
+            assert_eq!(re.$which(text!($search), $replace), text!($result));
+        }
+    );
+);
+
+replace!(first, replace, r"[0-9]", "age: 26", t!("Z"), "age: Z6");
+replace!(plus, replace, r"[0-9]+", "age: 26", t!("Z"), "age: Z");
+replace!(all, replace_all, r"[0-9]", "age: 26", t!("Z"), "age: ZZ");
+replace!(
+    groups,
+    replace,
+    r"(?-u)(\S+)\s+(\S+)",
+    "w1 w2",
+    t!("$2 $1"),
+    "w2 w1"
+);
+replace!(
+    double_dollar,
+    replace,
+    r"(?-u)(\S+)\s+(\S+)",
+    "w1 w2",
+    t!("$2 $$1"),
+    "w2 $1"
+);
+// replace!(adjacent_index, replace,
+// r"([^aeiouy])ies$", "skies", t!("$1y"), "sky");
+replace!(
+    named,
+    replace_all,
+    r"(?-u)(?P<first>\S+)\s+(?P<last>\S+)(?P<space>\s*)",
+    "w1 w2 w3 w4",
+    t!("$last $first$space"),
+    "w2 w1 w4 w3"
+);
+replace!(
+    trim,
+    replace_all,
+    "^[ \t]+|[ \t]+$",
+    " \t  trim me\t   \t",
+    t!(""),
+    "trim me"
+);
+replace!(number_hypen, replace, r"(.)(.)", "ab", t!("$1-$2"), "a-b");
+// replace!(number_underscore, replace, r"(.)(.)", "ab", t!("$1_$2"), "a_b");
+replace!(
+    simple_expand,
+    replace_all,
+    r"(?-u)(\w) (\w)",
+    "a b",
+    t!("$2 $1"),
+    "b a"
+);
+replace!(
+    literal_dollar1,
+    replace_all,
+    r"(?-u)(\w+) (\w+)",
+    "a b",
+    t!("$$1"),
+    "$1"
+);
+replace!(
+    literal_dollar2,
+    replace_all,
+    r"(?-u)(\w+) (\w+)",
+    "a b",
+    t!("$2 $$c $1"),
+    "b $c a"
+);
+replace!(
+    no_expand1,
+    replace,
+    r"(?-u)(\S+)\s+(\S+)",
+    "w1 w2",
+    no_expand!("$2 $1"),
+    "$2 $1"
+);
+replace!(
+    no_expand2,
+    replace,
+    r"(?-u)(\S+)\s+(\S+)",
+    "w1 w2",
+    no_expand!("$$1"),
+    "$$1"
+);
+use_!(Captures);
+replace!(
+    closure_returning_reference,
+    replace,
+    r"([0-9]+)",
+    "age: 26",
+    |captures: &Captures<'_>| {
+        match_text!(captures.get(1).unwrap())[0..1].to_owned()
+    },
+    "age: 2"
+);
+replace!(
+    closure_returning_value,
+    replace,
+    r"[0-9]+",
+    "age: 26",
+    |_captures: &Captures<'_>| t!("Z").to_owned(),
+    "age: Z"
+);
+
+// See https://github.com/rust-lang/regex/issues/314
+replace!(
+    match_at_start_replace_with_empty,
+    replace_all,
+    r"foo",
+    "foobar",
+    t!(""),
+    "bar"
+);
+
+// See https://github.com/rust-lang/regex/issues/393
+replace!(single_empty_match, replace, r"^", "bar", t!("foo"), "foobar");
+
+// See https://github.com/rust-lang/regex/issues/399
+replace!(
+    capture_longest_possible_name,
+    replace_all,
+    r"(.)",
+    "b",
+    t!("${1}a $1a"),
+    "ba "
+);
+
+replace!(
+    impl_string,
+    replace,
+    r"[0-9]",
+    "age: 26",
+    t!("Z".to_string()),
+    "age: Z6"
+);
+replace!(
+    impl_string_ref,
+    replace,
+    r"[0-9]",
+    "age: 26",
+    t!(&"Z".to_string()),
+    "age: Z6"
+);
+replace!(
+    impl_cow_str_borrowed,
+    replace,
+    r"[0-9]",
+    "age: 26",
+    t!(std::borrow::Cow::<'_, str>::Borrowed("Z")),
+    "age: Z6"
+);
+replace!(
+    impl_cow_str_borrowed_ref,
+    replace,
+    r"[0-9]",
+    "age: 26",
+    t!(&std::borrow::Cow::<'_, str>::Borrowed("Z")),
+    "age: Z6"
+);
+replace!(
+    impl_cow_str_owned,
+    replace,
+    r"[0-9]",
+    "age: 26",
+    t!(std::borrow::Cow::<'_, str>::Owned("Z".to_string())),
+    "age: Z6"
+);
+replace!(
+    impl_cow_str_owned_ref,
+    replace,
+    r"[0-9]",
+    "age: 26",
+    t!(&std::borrow::Cow::<'_, str>::Owned("Z".to_string())),
+    "age: Z6"
+);
+
+replace!(
+    impl_vec_u8,
+    replace,
+    r"[0-9]",
+    "age: 26",
+    bytes!(vec![b'Z']),
+    "age: Z6"
+);
+replace!(
+    impl_vec_u8_ref,
+    replace,
+    r"[0-9]",
+    "age: 26",
+    bytes!(&vec![b'Z']),
+    "age: Z6"
+);
+replace!(
+    impl_cow_slice_borrowed,
+    replace,
+    r"[0-9]",
+    "age: 26",
+    bytes!(std::borrow::Cow::<'_, [u8]>::Borrowed(&[b'Z'])),
+    "age: Z6"
+);
+replace!(
+    impl_cow_slice_borrowed_ref,
+    replace,
+    r"[0-9]",
+    "age: 26",
+    bytes!(&std::borrow::Cow::<'_, [u8]>::Borrowed(&[b'Z'])),
+    "age: Z6"
+);
+replace!(
+    impl_cow_slice_owned,
+    replace,
+    r"[0-9]",
+    "age: 26",
+    bytes!(std::borrow::Cow::<'_, [u8]>::Owned(vec![b'Z'])),
+    "age: Z6"
+);
+replace!(
+    impl_cow_slice_owned_ref,
+    replace,
+    r"[0-9]",
+    "age: 26",
+    bytes!(&std::borrow::Cow::<'_, [u8]>::Owned(vec![b'Z'])),
+    "age: Z6"
+);