fix(node/assert): port more test cases from node

src/bun.js/bindings/BunObject.cpp

@@ -492,12 +492,12 @@ JSC_DEFINE_HOST_FUNCTION(functionBunDeepEquals, (JSGlobalObject * globalObject,
 
     JSC::JSValue arg1 = callFrame->uncheckedArgument(0);
     JSC::JSValue arg2 = callFrame->uncheckedArgument(1);
-    JSC::JSValue arg3 = callFrame->argument(2);
+    JSC::JSValue strict = callFrame->argument(2);
 
     Vector<std::pair<JSValue, JSValue>, 16> stack;
     MarkedArgumentBuffer gcBuffer;
 
-    if (arg3.isBoolean() && arg3.asBoolean()) {
+    if (strict.isBoolean() && strict.asBoolean()) {
 
         bool isEqual = Bun__deepEquals<true, false>(globalObject, arg1, arg2, gcBuffer, stack, &scope, true);
         RETURN_IF_EXCEPTION(scope, {});

src/bun.js/bindings/bindings.cpp

@@ -670,6 +670,10 @@ template<bool isStrict, bool enableAsymmetricMatchers>
 bool Bun__deepEquals(JSC__JSGlobalObject* globalObject, JSValue v1, JSValue v2, MarkedArgumentBuffer& gcBuffer, Vector<std::pair<JSC::JSValue, JSC::JSValue>, 16>& stack, ThrowScope* scope, bool addToStack)
 {
     VM& vm = globalObject->vm();
+    if (UNLIKELY(!vm.isSafeToRecurse())) {
+        throwStackOverflowError(globalObject, *scope);
+        return false;
+    }
 
     // need to check this before primitives, asymmetric matchers
     // can match against any type of value.
@@ -752,7 +756,7 @@ bool Bun__deepEquals(JSC__JSGlobalObject* globalObject, JSValue v1, JSValue v2,
     if (v1Array != v2Array)
         return false;
 
-    if (v1Array && v2Array) {
+    if (v1Array && v2Array && !(o1->isProxy() || o2->isProxy())) {
         JSC::JSArray* array1 = JSC::jsCast<JSC::JSArray*>(v1);
         JSC::JSArray* array2 = JSC::jsCast<JSC::JSArray*>(v2);
 
@@ -1068,6 +1072,7 @@ std::optional<bool> specialObjectsDequal(JSC__JSGlobalObject* globalObject, Mark
                     foundMatchingKey = true;
                     break;
                 }
+                RETURN_IF_EXCEPTION(*scope, false);
             }
 
             if (!foundMatchingKey) {
@@ -1106,6 +1111,7 @@ std::optional<bool> specialObjectsDequal(JSC__JSGlobalObject* globalObject, Mark
                         foundMatchingKey = true;
                         break;
                     }
+                    RETURN_IF_EXCEPTION(*scope, false);
                 }
 
                 if (!foundMatchingKey) {
@@ -1185,16 +1191,117 @@ std::optional<bool> specialObjectsDequal(JSC__JSGlobalObject* globalObject, Mark
             return false;
         }
 
+        // NOTE(@DonIsaac): could `left` ever _not_ be a JSC::ErrorInstance?
         if (JSC::ErrorInstance* left = jsDynamicCast<JSC::ErrorInstance*, JSCell>(c1)) {
             JSC::ErrorInstance* right = jsDynamicCast<JSC::ErrorInstance*, JSCell>(c2);
 
             if (UNLIKELY(!right)) {
                 return false;
             }
 
-            return (
-                left->sanitizedNameString(globalObject) == right->sanitizedNameString(globalObject) && left->sanitizedMessageString(globalObject) == right->sanitizedMessageString(globalObject));
+            if (
+                left->errorType() != right->errorType() || // quick check on ctors (does not handle subclasses)
+                left->sanitizedNameString(globalObject) != right->sanitizedNameString(globalObject) || // manual `.name` changes (usually in subclasses)
+                left->sanitizedMessageString(globalObject) != right->sanitizedMessageString(globalObject) // `.message`
+            ) {
+                return false;
+            }
+
+            if constexpr (isStrict) {
+                if (left->runtimeTypeForCause() != right->runtimeTypeForCause()) {
+                    return false;
+                }
+            }
+
+            VM& vm = globalObject->vm();
+
+            // `.cause` is non-enumerable, so it must be checked explicitly.
+            // note that an undefined cause is different than a missing cause in
+            // strict mode.
+            const Identifier causeIdent = Identifier::fromLatin1(vm, "cause");
+            const PropertyName cause(causeIdent);
+            if constexpr (isStrict) {
+                if (left->hasProperty(globalObject, cause) != right->hasProperty(globalObject, cause)) {
+                    return false;
+                }
+            }
+            auto leftCause = left->get(globalObject, cause);
+            auto rightCause = right->get(globalObject, cause);
+            if (!Bun__deepEquals<isStrict, enableAsymmetricMatchers>(globalObject, leftCause, rightCause, gcBuffer, stack, scope, true)) {
+                return false;
+            }
+            RETURN_IF_EXCEPTION(*scope, false);
+
+            // check arbitrary enumerable properties. `.stack` is not checked.
+            left->materializeErrorInfoIfNeeded(vm);
+            right->materializeErrorInfoIfNeeded(vm);
+            // JSObject* o1 = c1->getObject();
+            // JSObject* o2 = c2->getObject();
+            JSC::PropertyNameArray a1(vm, PropertyNameMode::StringsAndSymbols, PrivateSymbolMode::Exclude);
+            JSC::PropertyNameArray a2(vm, PropertyNameMode::StringsAndSymbols, PrivateSymbolMode::Exclude);
+            left->getPropertyNames(globalObject, a1, DontEnumPropertiesMode::Exclude);
+            RETURN_IF_EXCEPTION(*scope, false);
+            right->getPropertyNames(globalObject, a2, DontEnumPropertiesMode::Exclude);
+            RETURN_IF_EXCEPTION(*scope, false);
+
+            const size_t propertyArrayLength1 = a1.size();
+            const size_t propertyArrayLength2 = a2.size();
+            if constexpr (isStrict) {
+                if (propertyArrayLength1 != propertyArrayLength2) {
+                    return false;
+                }
+            }
+
+            // take a property name from one, try to get it from both
+            size_t i;
+            for (i = 0; i < propertyArrayLength1; i++) {
+                Identifier i1 = a1[i];
+                if (!i1.isEmpty() && !i1.isSymbol() && i1.string() == "stack"_s) continue;
+                PropertyName propertyName1 = PropertyName(i1);
+
+                JSValue prop1 = left->get(globalObject, propertyName1);
+                RETURN_IF_EXCEPTION(*scope, false);
+
+                if (UNLIKELY(!prop1)) {
+                    return false;
+                }
+
+                JSValue prop2 = right->getIfPropertyExists(globalObject, propertyName1);
+                RETURN_IF_EXCEPTION(*scope, false);
+
+                if constexpr (!isStrict) {
+                    if (prop1.isUndefined() && prop2.isEmpty()) {
+                        continue;
+                    }
+                }
+
+                if (!prop2) {
+                    return false;
+                }
+
+                if (!Bun__deepEquals<isStrict, enableAsymmetricMatchers>(globalObject, prop1, prop2, gcBuffer, stack, scope, true)) {
+                    return false;
+                }
+
+                RETURN_IF_EXCEPTION(*scope, false);
+            }
+
+            // for the remaining properties in the other object, make sure they are undefined
+            for (; i < propertyArrayLength2; i++) {
+                Identifier i2 = a2[i];
+                PropertyName propertyName2 = PropertyName(i2);
+
+                JSValue prop2 = right->getIfPropertyExists(globalObject, propertyName2);
+                RETURN_IF_EXCEPTION(*scope, false);
+
+                if (!prop2.isUndefined()) {
+                    return false;
+                }
+            }
+
+            return true;
         }
+        break;
     }
     case Int8ArrayType:
     case Uint8ArrayType:
@@ -1371,7 +1478,20 @@ std::optional<bool> specialObjectsDequal(JSC__JSGlobalObject* globalObject, Mark
     compareAsNormalValue:
         break;
     }
-
+    // globalThis is only equal to globalThis
+    // NOTE: Zig::GlobalObject is tagged as GlobalProxyType
+    case GlobalObjectType: {
+        if (c1Type != c2Type) return false;
+        auto* g1 = jsDynamicCast<JSC::JSGlobalObject*, JSCell>(c1);
+        auto* g2 = jsDynamicCast<JSC::JSGlobalObject*, JSCell>(c2);
+        return g1->m_globalThis == g2->m_globalThis;
+    }
+    case GlobalProxyType: {
+        if (c1Type != c2Type) return false;
+        auto* gp1 = jsDynamicCast<JSC::JSGlobalProxy*, JSCell>(c1);
+        auto* gp2 = jsDynamicCast<JSC::JSGlobalProxy*, JSCell>(c2);
+        return gp1->target()->m_globalThis == gp2->target()->m_globalThis;
+    }
     default: {
         break;
     }
@@ -1526,6 +1646,19 @@ bool Bun__deepMatch(
     return true;
 }
 
+// anonymous namespace to avoid name collision
+namespace {
+template<bool isStrict, bool enableAsymmetricMatchers>
+inline bool deepEqualsWrapperImpl(JSC__JSValue a, JSC__JSValue b, JSC__JSGlobalObject* global)
+{
+    auto& vm = global->vm();
+    auto scope = DECLARE_THROW_SCOPE(vm);
+    Vector<std::pair<JSC::JSValue, JSC::JSValue>, 16> stack;
+    MarkedArgumentBuffer args;
+    return Bun__deepEquals<isStrict, enableAsymmetricMatchers>(global, JSC::JSValue::decode(a), JSC::JSValue::decode(b), args, stack, &scope, true);
+}
+}
+
 extern "C" {
 
 bool WebCore__FetchHeaders__isEmpty(WebCore__FetchHeaders* arg0)
@@ -2425,35 +2558,6 @@ size_t JSC__VM__heapSize(JSC__VM* arg0)
     return arg0->heap.size();
 }
 
-// This is very naive!
-JSC__JSInternalPromise* JSC__VM__reloadModule(JSC__VM* vm, JSC__JSGlobalObject* arg1,
-    ZigString arg2)
-{
-    return nullptr;
-    // JSC::JSMap *map = JSC::jsDynamicCast<JSC::JSMap *>(
-    //   arg1->vm(), arg1->moduleLoader()->getDirect(
-    //                 arg1->vm(), JSC::Identifier::fromString(arg1->vm(), "registry"_s)));
-
-    // const JSC::Identifier identifier = Zig::toIdentifier(arg2, arg1);
-    // JSC::JSValue val = JSC::identifierToJSValue(arg1->vm(), identifier);
-
-    // if (!map->has(arg1, val)) return nullptr;
-
-    // if (JSC::JSObject *registryEntry =
-    //       JSC::jsDynamicCast<JSC::JSObject *>(arg1-> map->get(arg1, val))) {
-    //   auto moduleIdent = JSC::Identifier::fromString(arg1->vm(), "module");
-    //   if (JSC::JSModuleRecord *record = JSC::jsDynamicCast<JSC::JSModuleRecord *>(
-    //         arg1->vm(), registryEntry->getDirect(arg1->vm(), moduleIdent))) {
-    //     registryEntry->putDirect(arg1->vm(), moduleIdent, JSC::jsUndefined());
-    //     JSC::JSModuleRecord::destroy(static_cast<JSC::JSCell *>(record));
-    //   }
-    //   map->remove(arg1, val);
-    //   return JSC__JSModuleLoader__loadAndEvaluateModule(arg1, arg2);
-    // }
-
-    // return nullptr;
-}
-
 bool JSC__JSValue__isSameValue(JSC__JSValue JSValue0, JSC__JSValue JSValue1,
     JSC__JSGlobalObject* globalObject)
 {
@@ -2464,50 +2568,26 @@ bool JSC__JSValue__isSameValue(JSC__JSValue JSValue0, JSC__JSValue JSValue1,
 
 bool JSC__JSValue__deepEquals(JSC__JSValue JSValue0, JSC__JSValue JSValue1, JSC__JSGlobalObject* globalObject)
 {
-    ASSERT_NO_PENDING_EXCEPTION(globalObject);
-    JSValue v1 = JSValue::decode(JSValue0);
-    JSValue v2 = JSValue::decode(JSValue1);
-
-    ThrowScope scope = DECLARE_THROW_SCOPE(globalObject->vm());
-    Vector<std::pair<JSValue, JSValue>, 16> stack;
-    MarkedArgumentBuffer args;
-    return Bun__deepEquals<false, false>(globalObject, v1, v2, args, stack, &scope, true);
+    return deepEqualsWrapperImpl<false, false>(JSValue0, JSValue1, globalObject);
 }
 
 bool JSC__JSValue__jestDeepEquals(JSC__JSValue JSValue0, JSC__JSValue JSValue1, JSC__JSGlobalObject* globalObject)
 {
-    JSValue v1 = JSValue::decode(JSValue0);
-    JSValue v2 = JSValue::decode(JSValue1);
-
-    ThrowScope scope = DECLARE_THROW_SCOPE(globalObject->vm());
-    Vector<std::pair<JSValue, JSValue>, 16> stack;
-    MarkedArgumentBuffer args;
-    return Bun__deepEquals<false, true>(globalObject, v1, v2, args, stack, &scope, true);
+    return deepEqualsWrapperImpl<false, true>(JSValue0, JSValue1, globalObject);
 }
 
 bool JSC__JSValue__strictDeepEquals(JSC__JSValue JSValue0, JSC__JSValue JSValue1, JSC__JSGlobalObject* globalObject)
 {
-    JSValue v1 = JSValue::decode(JSValue0);
-    JSValue v2 = JSValue::decode(JSValue1);
-
-    ThrowScope scope = DECLARE_THROW_SCOPE(globalObject->vm());
-    Vector<std::pair<JSValue, JSValue>, 16> stack;
-    MarkedArgumentBuffer args;
-    return Bun__deepEquals<true, false>(globalObject, v1, v2, args, stack, &scope, true);
+    return deepEqualsWrapperImpl<true, false>(JSValue0, JSValue1, globalObject);
 }
 
 bool JSC__JSValue__jestStrictDeepEquals(JSC__JSValue JSValue0, JSC__JSValue JSValue1, JSC__JSGlobalObject* globalObject)
 {
-    JSValue v1 = JSValue::decode(JSValue0);
-    JSValue v2 = JSValue::decode(JSValue1);
-
-    ThrowScope scope = DECLARE_THROW_SCOPE(globalObject->vm());
-    Vector<std::pair<JSValue, JSValue>, 16> stack;
-    MarkedArgumentBuffer args;
-
-    return Bun__deepEquals<true, true>(globalObject, v1, v2, args, stack, &scope, true);
+    return deepEqualsWrapperImpl<true, true>(JSValue0, JSValue1, globalObject);
 }
 
+#undef IMPL_DEEP_EQUALS_WRAPPER
+
 bool JSC__JSValue__deepMatch(JSC__JSValue JSValue0, JSC__JSValue JSValue1, JSC__JSGlobalObject* globalObject, bool replacePropsWithAsymmetricMatchers)
 {
     JSValue obj = JSValue::decode(JSValue0);

src/bun.js/bindings/bindings.zig

@@ -5642,38 +5642,51 @@ pub const JSValue = enum(i64) {
     }
 
     /// Object.is()
+    ///
     /// This algorithm differs from the IsStrictlyEqual Algorithm by treating all NaN values as equivalent and by differentiating +0𝔽 from -0𝔽.
     /// https://tc39.es/ecma262/#sec-samevalue
     pub fn isSameValue(this: JSValue, other: JSValue, global: *JSGlobalObject) bool {
         return @intFromEnum(this) == @intFromEnum(other) or cppFn("isSameValue", .{ this, other, global });
     }
 
-    pub fn deepEquals(this: JSValue, other: JSValue, global: *JSGlobalObject) bool {
-        return cppFn("deepEquals", .{ this, other, global });
+    pub fn deepEquals(this: JSValue, other: JSValue, global: *JSGlobalObject) JSError!bool {
+        // JSC__JSValue__deepEquals
+        const result = cppFn("deepEquals", .{ this, other, global });
+        if (global.hasException()) return error.JSError;
+        return result;
     }
 
     /// same as `JSValue.deepEquals`, but with jest asymmetric matchers enabled
-    pub fn jestDeepEquals(this: JSValue, other: JSValue, global: *JSGlobalObject) bun.JSError!bool {
+    pub fn jestDeepEquals(this: JSValue, other: JSValue, global: *JSGlobalObject) JSError!bool {
         const result = cppFn("jestDeepEquals", .{ this, other, global });
         if (global.hasException()) return error.JSError;
         return result;
     }
 
-    pub fn strictDeepEquals(this: JSValue, other: JSValue, global: *JSGlobalObject) bool {
-        return cppFn("strictDeepEquals", .{ this, other, global });
+    pub fn strictDeepEquals(this: JSValue, other: JSValue, global: *JSGlobalObject) JSError!bool {
+        // JSC__JSValue__strictDeepEquals
+        const result = cppFn("strictDeepEquals", .{ this, other, global });
+        if (global.hasException()) return error.JSError;
+        return result;
     }
 
     /// same as `JSValue.strictDeepEquals`, but with jest asymmetric matchers enabled
-    pub fn jestStrictDeepEquals(this: JSValue, other: JSValue, global: *JSGlobalObject) bool {
-        return cppFn("jestStrictDeepEquals", .{ this, other, global });
+    pub fn jestStrictDeepEquals(this: JSValue, other: JSValue, global: *JSGlobalObject) JSError!bool {
+        // JSC__JSValue__jestStrictDeepEquals
+        const result = cppFn("jestStrictDeepEquals", .{ this, other, global });
+        if (global.hasException()) return error.JSError;
+        return result;
     }
 
+    /// NOTE: can throw. Check for exceptions.
     pub fn deepMatch(this: JSValue, subset: JSValue, global: *JSGlobalObject, replace_props_with_asymmetric_matchers: bool) bool {
+        // JSC__JSValue__deepMatch
         return cppFn("deepMatch", .{ this, subset, global, replace_props_with_asymmetric_matchers });
     }
 
     /// same as `JSValue.deepMatch`, but with jest asymmetric matchers enabled
     pub fn jestDeepMatch(this: JSValue, subset: JSValue, global: *JSGlobalObject, replace_props_with_asymmetric_matchers: bool) bool {
+        // JSC__JSValue__jestDeepMatch
         return cppFn("jestDeepMatch", .{ this, subset, global, replace_props_with_asymmetric_matchers });
     }
 

src/bun.js/bindings/headers-handwritten.h

@@ -385,6 +385,7 @@ extern "C" size_t Bun__encoding__byteLengthUTF16(const UChar* ptr, size_t len, E
 extern "C" int64_t Bun__encoding__constructFromLatin1(void*, const unsigned char* ptr, size_t len, Encoding encoding);
 extern "C" int64_t Bun__encoding__constructFromUTF16(void*, const UChar* ptr, size_t len, Encoding encoding);
 
+/// @note throws a JS exception and returns false if a stack overflow occurs
 template<bool isStrict, bool enableAsymmetricMatchers>
 bool Bun__deepEquals(JSC::JSGlobalObject* globalObject, JSC::JSValue v1, JSC::JSValue v2, JSC::MarkedArgumentBuffer&, Vector<std::pair<JSC::JSValue, JSC::JSValue>, 16>& stack, JSC::ThrowScope* scope, bool addToStack);