fix: 修复整型与浮点比较不同问题

crates/oxide_vm/src/coercion.rs

@@ -207,6 +207,16 @@ pub fn string_concat(lhs: &str, rhs: &str) -> String {
     s
 }
 
+fn to_f64(val: JsValue) -> f64 {
+    if val.is_int() {
+        val.as_int() as f64
+    } else if val.is_double() {
+        val.as_double()
+    } else {
+        f64::NAN
+    }
+}
+
 pub fn same_value(lhs: JsValue, rhs: JsValue) -> bool {
     if lhs.is_double() && rhs.is_double() {
         let a = lhs.as_double();
@@ -224,6 +234,17 @@ pub fn same_value(lhs: JsValue, rhs: JsValue) -> bool {
     if lhs.is_int() && rhs.is_int() {
         return lhs.as_int() == rhs.as_int();
     }
+    if (lhs.is_int() || lhs.is_double()) && (rhs.is_int() || rhs.is_double()) {
+        let a = to_f64(lhs);
+        let b = to_f64(rhs);
+        if a.is_nan() && b.is_nan() {
+            return true;
+        }
+        if a == 0.0 && b == 0.0 {
+            return a.is_sign_negative() == b.is_sign_negative();
+        }
+        return a == b;
+    }
     if lhs.is_bool() && rhs.is_bool() {
         return lhs.as_bool() == rhs.as_bool();
     }

crates/oxide_vm/tests/coercion_tests.rs

@@ -62,7 +62,13 @@ fn test_same_value_nan() {
 
 #[test]
 fn test_same_value_type_mismatch() {
-    assert!(!coercion::same_value(JsValue::int(1), JsValue::float(1.0)));
+    assert!(!coercion::same_value(JsValue::int(1), JsValue::bool(true)));
+}
+
+#[test]
+fn test_same_value_int_float_equal() {
+    assert!(coercion::same_value(JsValue::int(1), JsValue::float(1.0)));
+    assert!(!coercion::same_value(JsValue::int(1), JsValue::float(2.0)));
 }
 
 #[test]
@@ -76,9 +82,21 @@ fn test_strict_equality_nan() {
 #[test]
 fn test_strict_equality_type_mismatch() {
     assert!(!coercion::strict_equality(
+        JsValue::int(1),
+        JsValue::bool(true)
+    ));
+}
+
+#[test]
+fn test_strict_equality_int_float_equal() {
+    assert!(coercion::strict_equality(
         JsValue::int(1),
         JsValue::float(1.0)
     ));
+    assert!(!coercion::strict_equality(
+        JsValue::int(1),
+        JsValue::float(2.0)
+    ));
 }
 
 #[test]