fix generation for string literal

simulator/generation/expr.rs

@@ -256,7 +256,7 @@ impl ArbitraryFrom<&SimulatorEnv> for ast::Literal {
                         rng.gen_range(-1e10..1e10).to_string()
                     }
                 }),
-                1 => ast::Literal::String(gen_random_text(rng)),
+                1 => ast::Literal::String(format!("'{}'", gen_random_text(rng))),
                 2 => ast::Literal::Blob(hex::encode(gen_random_text(rng).as_bytes().to_vec())),
                 // TODO: skip Keyword
                 3 => continue,

simulator/model/table.rs

@@ -256,7 +256,7 @@ impl From<Value> for ast::Literal {
             Value::Null => Self::Null,
             Value::Integer(i) => Self::Numeric(i.to_string()),
             Value::Float(f) => Self::Numeric(f.to_string()),
-            Value::Text(string) => Self::String(string),
+            Value::Text(string) => Self::String(format!("'{}'", string)),
             Value::Blob(blob) => Self::Blob(hex::encode(blob)),
         }
     }

vendored/sqlite3-parser/src/to_sql_string/expr.rs

@@ -369,12 +369,6 @@ impl Display for ast::LikeOperator {
     }
 }
 
-/// Sanitaizes a string literal by removing single quote at front and back
-/// and escaping double single quotes
-pub fn sanitize_string(input: &str) -> String {
-    input[1..input.len() - 1].replace("''", "'").to_string()
-}
-
 impl Display for ast::Literal {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         write!(
@@ -388,7 +382,7 @@ impl Display for ast::Literal {
                 Self::Keyword(keyword) => keyword.clone(),
                 Self::Null => "NULL".to_string(),
                 Self::Numeric(num) => num.clone(),
-                Self::String(s) => format!("'{}'", sanitize_string(s)),
+                Self::String(s) => s.clone(),
             }
         )
     }