Sum and average (#11108)

This is implementation but not public release of sum and average. The sum/avg API is not made public. There are no API changes in this PR.
firebase · May 12, 2023 · 52ebbbf · 52ebbbf
1 parent 34932ce
commit 52ebbbf
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diff --git a/Firestore/Example/Firestore.xcodeproj/project.pbxproj b/Firestore/Example/Firestore.xcodeproj/project.pbxproj
diff --git a/Firestore/Example/Tests/API/FSTAPIHelpers.h b/Firestore/Example/Tests/API/FSTAPIHelpers.h
@@ -73,4 +73,12 @@ FIRQuerySnapshot *FSTTestQuerySnapshot(
 }  // extern "C"
 #endif
 
+@interface FSTNSExceptionUtil : NSObject
+
++ (BOOL)testForException:(void (^)(void))methodToTry
+          reasonContains:(nonnull NSString *)message
+    NS_SWIFT_NAME(testForException(_:reasonContains:));
+
+@end
+
 NS_ASSUME_NONNULL_END
diff --git a/Firestore/Example/Tests/API/FSTAPIHelpers.mm b/Firestore/Example/Tests/API/FSTAPIHelpers.mm
@@ -163,4 +163,18 @@
                                             metadata:std::move(metadata)];
 }
 
+@implementation FSTNSExceptionUtil
+
++ (BOOL)testForException:(nonnull void (^)())methodToTry
+          reasonContains:(nonnull NSString *)substring {
+  @try {
+    methodToTry();
+    return NO;
+  } @catch (NSException *exception) {
+    return [[exception reason] containsString:substring];
+  }
+}
+
+@end
+
 NS_ASSUME_NONNULL_END