Auto merge of #76368 - ayushmishra2005:move_str_contact_library, r=jy…

…n514 Added str tests in library Added str tests in library as a part of #76268 r? @matklad
rust-lang · Sep 7, 2020 · e114d62 · e114d62
2 parents c133aac + 05d22c8
commit e114d62
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Showing 2 changed files with 8 additions and 9 deletions.
diff --git a/library/alloc/tests/string.rs b/library/alloc/tests/string.rs
@@ -721,3 +721,11 @@ fn test_from_char() {
     let s: String = 'x'.into();
     assert_eq!(s, 'x'.to_string());
 }
+
+#[test]
+fn test_str_concat() {
+    let a: String = "hello".to_string();
+    let b: String = "world".to_string();
+    let s: String = format!("{}{}", a, b);
+    assert_eq!(s.as_bytes()[9], 'd' as u8);
+}
diff --git a/src/test/ui/str-concat.rs b/src/test/ui/str-concat.rs