add some tests

Author: dsherret

tests/specs/literals/StringLiteral/StringLiteral_All.txt

@@ -2,11 +2,13 @@
 const t = "\t"  ;
 const u = "";
 const v = "1";
+const w = "\uD800";
 
 [expect]
 const t = "\t";
 const u = "";
 const v = "1";
+const w = "\uD800";
 
 == should not replace actual character with escaped character ==
 const t = "	";

tests/specs/literals/StringLiteral/StringLiteral_QuoteProps_Consistent.txt

@@ -174,3 +174,15 @@ const x = {
     }),
     "/src/shared/index.ts": `export const a: Unrestricted = 1;`,
 };
+
+== should add quotes for this ==
+const objectLiteral = {
+    "\uD800": true,
+    test: 1,
+};
+
+[expect]
+const objectLiteral = {
+    "\uD800": true,
+    "test": 1,
+};