1 files changed, 38 insertions, 0 deletions
diff --git a/Firestore/Example/Tests/Util/XCTestCase+Await.m b/Firestore/Example/Tests/Util/XCTestCase+Await.m
new file mode 100644
index 0000000..e200c8c
--- /dev/null
+++ b/Firestore/Example/Tests/Util/XCTestCase+Await.m
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2017 Google
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#import "XCTestCase+Await.h"
+
+#import <Foundation/Foundation.h>
+
+static const double kExpectationWaitSeconds = 10.0;
+
+@implementation XCTestCase (Await)
+
+- (void)awaitExpectations {
+  [self waitForExpectationsWithTimeout:kExpectationWaitSeconds
+                               handler:^(NSError *_Nullable expectationError) {
+                                 if (expectationError) {
+                                   XCTFail(@"Error waiting for timeout: %@", expectationError);
+                                 }
+                               }];
+}
+
+- (double)defaultExpectationWaitSeconds {
+  return kExpectationWaitSeconds;
+}
+
+@end