From 08b8aa725ec45246a01c88cd5c2787de3d3af6ba Mon Sep 17 00:00:00 2001
From: David Tolnay <dtolnay@gmail.com>
Date: Sat, 4 Mar 2023 17:13:25 -0800
Subject: [PATCH] Add test of escape sequences in strings

---
 tests/test_serde.rs | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/tests/test_serde.rs b/tests/test_serde.rs
index a22c2ed4..b506f4e7 100644
--- a/tests/test_serde.rs
+++ b/tests/test_serde.rs
@@ -244,6 +244,27 @@ fn test_basic_struct() {
     test_serde(&thing, yaml);
 }
 
+#[test]
+fn test_string_escapes() {
+    let yaml = indoc! {r#"
+        ascii
+    "#};
+    test_serde(&"ascii".to_owned(), yaml);
+
+    let yaml = indoc! {r#"
+        "\0\a\b\t\n\v\f\r\e\"\\\N\L\P"
+    "#};
+    test_serde(
+        &"\0\u{7}\u{8}\t\n\u{b}\u{c}\r\u{1b}\"\\\u{85}\u{2028}\u{2029}".to_owned(),
+        yaml,
+    );
+
+    let yaml = indoc! {r#"
+        "\x1F\uFEFF"
+    "#};
+    test_serde(&"\u{1f}\u{feff}".to_owned(), yaml);
+}
+
 #[test]
 fn test_multiline_string() {
     #[derive(Serialize, Deserialize, PartialEq, Debug)]