postNotification now supports overriding the app_id.

Author: jkasten2

iOS_SDK/OneSignalSDK/Source/OneSignal.m

@@ -738,7 +738,7 @@ + (void)postNotification:(NSDictionary*)jsonData onSuccess:(OSResultSuccessBlock
     NSMutableURLRequest* request = [httpClient requestWithMethod:@"POST" path:@"notifications"];
 
     NSMutableDictionary* dataDic = [[NSMutableDictionary alloc] initWithDictionary:jsonData];
-    dataDic[@"app_id"] = app_id;
+    dataDic[@"app_id"] = dataDic[@"app_id"] ?: app_id;
 
     NSData* postData = [NSJSONSerialization dataWithJSONObject:dataDic options:0 error:nil];
     [request setHTTPBody:postData];

iOS_SDK/OneSignalSDK/UnitTests/UnitTests.m

@@ -1936,6 +1936,27 @@ - (void)testSendTagsBeforeRegisterComplete {
     XCTAssertEqualObjects(lastHTTPRequset[@"identifier"], @"0000000000000000000000000000000000000000000000000000000000000000");
 }
 
+
+- (void)testPostNotification {
+    [self initOneSignal];
+    [self runBackgroundThreads];
+    XCTAssertEqual(networkRequestCount, 1);
+    
+    
+    // Normal post should auto add add_id.
+    [OneSignal postNotification:@{@"contents": @{@"en": @"message body"}}];
+    XCTAssertEqual(networkRequestCount, 2);
+    XCTAssertEqualObjects(lastHTTPRequset[@"contents"][@"en"], @"message body");
+    XCTAssertEqualObjects(lastHTTPRequset[@"app_id"], @"b2f7f966-d8cc-11e4-bed1-df8f05be55ba");
+    
+    // Should allow overriding the app_id
+    [OneSignal postNotification:@{@"contents": @{@"en": @"message body"}, @"app_id": @"override_app_UUID"}];
+    XCTAssertEqual(networkRequestCount, 3);
+    XCTAssertEqualObjects(lastHTTPRequset[@"contents"][@"en"], @"message body");
+    XCTAssertEqualObjects(lastHTTPRequset[@"app_id"], @"override_app_UUID");
+}
+
+
 - (void)testFirstInitWithNotificationsAlreadyDeclined {
     [self backgroundModesDisabledInXcode];
     notifTypesOverride = 0;