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realm-js
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Mutating lists outside transaction should throw

This commit is contained in:
Scott Kyle 2015-10-12 02:23:09 -07:00
parent 33e0f5d8b1
commit c600af9182
2 changed files with 36 additions and 18 deletions
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18
src/RJSArray.cpp
View File

@ -49,6 +49,14 @@ static inline ObjectArray * RJSVerifiedArray(JSObjectRef object) {
return array;
}
static inline ObjectArray * RJSVerifiedMutableArray(JSObjectRef object) {
ObjectArray *array = RJSVerifiedArray(object);
if (!array->realm->is_in_transaction()) {
throw std::runtime_error("Can only mutate lists within a transaction.");
}
return array;
}
JSValueRef ArrayGetProperty(JSContextRef ctx, JSObjectRef object, JSStringRef propertyName, JSValueRef* jsException) {
try {
// index subscripting
@ -89,7 +97,7 @@ void ArrayPropertyNames(JSContextRef ctx, JSObjectRef object, JSPropertyNameAccu
JSValueRef ArrayPush(JSContextRef ctx, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* jsException) {
try {
ObjectArray *array = RJSVerifiedArray(thisObject);
ObjectArray *array = RJSVerifiedMutableArray(thisObject);
RJSValidateArgumentCountIsAtLeast(argumentCount, 1);
for (size_t i = 0; i < argumentCount; i++) {
array->link_view->add(RJSAccessor::to_object_index(ctx, array->realm, const_cast<JSValueRef &>(arguments[i]), array->object_schema.name, false));
@ -106,7 +114,7 @@ JSValueRef ArrayPush(JSContextRef ctx, JSObjectRef function, JSObjectRef thisObj
JSValueRef ArrayPop(JSContextRef ctx, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* jsException) {
try {
ObjectArray *array = RJSVerifiedArray(thisObject);
ObjectArray *array = RJSVerifiedMutableArray(thisObject);
RJSValidateArgumentCount(argumentCount, 0);
size_t size = array->size();
@ -128,7 +136,7 @@ JSValueRef ArrayPop(JSContextRef ctx, JSObjectRef function, JSObjectRef thisObje
JSValueRef ArrayUnshift(JSContextRef ctx, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* jsException) {
try {
ObjectArray *array = RJSVerifiedArray(thisObject);
ObjectArray *array = RJSVerifiedMutableArray(thisObject);
RJSValidateArgumentCountIsAtLeast(argumentCount, 1);
for (size_t i = 0; i < argumentCount; i++) {
array->link_view->insert(i, RJSAccessor::to_object_index(ctx, array->realm, const_cast<JSValueRef &>(arguments[i]), array->object_schema.name, false));
@ -145,7 +153,7 @@ JSValueRef ArrayUnshift(JSContextRef ctx, JSObjectRef function, JSObjectRef this
JSValueRef ArrayShift(JSContextRef ctx, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* jsException) {
try {
ObjectArray *array = RJSVerifiedArray(thisObject);
ObjectArray *array = RJSVerifiedMutableArray(thisObject);
RJSValidateArgumentCount(argumentCount, 0);
if (array->size() == 0) {
return JSValueMakeUndefined(ctx);
@ -164,7 +172,7 @@ JSValueRef ArrayShift(JSContextRef ctx, JSObjectRef function, JSObjectRef thisOb
JSValueRef ArraySplice(JSContextRef ctx, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* jsException) {
try {
ObjectArray *array = RJSVerifiedArray(thisObject);
ObjectArray *array = RJSVerifiedMutableArray(thisObject);
size_t size = array->size();
RJSValidateArgumentCountIsAtLeast(argumentCount, 2);

36
tests/ArrayTests.js
View File

@ -108,6 +108,7 @@ var ArrayTests = {
testPush: function() {
var realm = new Realm({schema: [LinkTypesObjectSchema, TestObjectSchema]});
var array;
realm.write(function() {
var obj = realm.create('LinkTypesObject', [[1], [2], [[3]]]);
TestCase.assertEqual(obj.arrayCol.length, 1);
@ -128,14 +129,15 @@ var ArrayTests = {
});
TestCase.assertEqual(array.length, 4);
// TestCase.assertThrows(function() {
// array.push([1]);
// });
TestCase.assertThrows(function() {
array.push([1]);
}, 'can only push in a write transaction');
},
testPop: function() {
var realm = new Realm({schema: [LinkTypesObjectSchema, TestObjectSchema]});
var array;
realm.write(function() {
var obj = realm.create('LinkTypesObject', [[1], [2], [[3], [4]]]);
array = obj.arrayCol;
@ -151,14 +153,15 @@ var ArrayTests = {
});
});
// TestCase.assertThrows(function() {
// array.pop();
// });
TestCase.assertThrows(function() {
array.pop();
}, 'can only pop in a write transaction');
},
testUnshift: function() {
var realm = new Realm({schema: [LinkTypesObjectSchema, TestObjectSchema]});
var array;
realm.write(function() {
var obj = realm.create('LinkTypesObject', [[1], [2], [[3]]]);
TestCase.assertEqual(obj.arrayCol.length, 1);
@ -175,14 +178,15 @@ var ArrayTests = {
});
TestCase.assertEqual(array.length, 4);
// TestCase.assertThrows(function() {
// array.unshift([1]);
// });
TestCase.assertThrows(function() {
array.unshift([1]);
}, 'can only unshift in a write transaction');
},
testShift: function() {
var realm = new Realm({schema: [LinkTypesObjectSchema, TestObjectSchema]});
var array;
realm.write(function() {
var obj = realm.create('LinkTypesObject', [[1], [2], [[3], [4]]]);
array = obj.arrayCol;
@ -198,19 +202,21 @@ var ArrayTests = {
});
});
// TestCase.assertThrows(function() {
// array.shift();
// });
TestCase.assertThrows(function() {
array.shift();
}, 'can only shift in a write transaction');
},
testSplice: function() {
var realm = new Realm({schema: [LinkTypesObjectSchema, TestObjectSchema]});
var array;
realm.write(function() {
var obj = realm.create('LinkTypesObject', [[1], [2], [[3], [4]]]);
var array = obj.arrayCol;
var removed;
array = obj.arrayCol;
removed = array.splice(0, 0, obj.objectCol, obj.objectCol1);
TestCase.assertEqual(removed.length, 0);
TestCase.assertEqual(array.length, 4);
@ -248,5 +254,9 @@ var ArrayTests = {
array.splice(0, 0, 0);
});
});
TestCase.assertThrows(function() {
obj.arrayCol.splice(0, 0, obj.objectCol);
}, 'can only splice in a write transaction');
},
};