mirror of
https://github.com/firebase/firebase-ios-sdk
synced 2026-11-10 22:45:59 +05:45
Gil
8037a4bf79
* Migrate FSTFail to HARD_FAIL * FSTCFail -> HARD_FAIL * FSTCAssert -> HARD_ASSERT * FSTAssert -> HARD_ASSERT * Replace FSTAssert with NSAssert in dead Objective-C code * Remove FSTAssert.h
122 lines
3.4 KiB
Plaintext
122 lines
3.4 KiB
Plaintext
/*
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* Copyright 2017 Google
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#import "Firestore/Example/Tests/Util/FSTEventAccumulator.h"
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#import <XCTest/XCTest.h>
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#import "Firestore/Example/Tests/Util/XCTestCase+Await.h"
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#import "Firestore/Source/Public/FIRDocumentSnapshot.h"
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#import "Firestore/Source/Public/FIRQuerySnapshot.h"
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#import "Firestore/Source/Public/FIRSnapshotMetadata.h"
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#include "Firestore/core/src/firebase/firestore/util/hard_assert.h"
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NS_ASSUME_NONNULL_BEGIN
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@interface FSTEventAccumulator ()
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- (instancetype)initForTest:(XCTestCase *)testCase NS_DESIGNATED_INITIALIZER;
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@property(nonatomic, weak, readonly) XCTestCase *testCase;
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@property(nonatomic, assign) NSUInteger maxEvents;
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@property(nonatomic, strong, nullable) XCTestExpectation *expectation;
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@end
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@implementation FSTEventAccumulator {
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NSMutableArray<id> *_events;
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}
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+ (instancetype)accumulatorForTest:(XCTestCase *)testCase {
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return [[FSTEventAccumulator alloc] initForTest:testCase];
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}
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- (instancetype)initForTest:(XCTestCase *)testCase {
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if (self = [super init]) {
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_testCase = testCase;
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_events = [NSMutableArray array];
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}
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return self;
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}
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- (NSArray<id> *)awaitEvents:(NSUInteger)events name:(NSString *)name {
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@synchronized(self) {
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HARD_ASSERT(!self.expectation, "Existing expectation still pending?");
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self.expectation = [self.testCase expectationWithDescription:name];
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self.maxEvents = self.maxEvents + events;
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[self checkFulfilled];
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}
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// Don't await within @synchronized block to avoid deadlocking.
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[self.testCase awaitExpectations];
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return [_events subarrayWithRange:NSMakeRange(self.maxEvents - events, events)];
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}
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- (id)awaitEventWithName:(NSString *)name {
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NSArray<id> *events = [self awaitEvents:1 name:name];
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return events[0];
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}
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- (id)awaitLocalEvent {
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id event;
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do {
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event = [self awaitEventWithName:@"Local Event"];
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} while (![self hasPendingWrites:event]);
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return event;
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}
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- (id)awaitRemoteEvent {
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id event;
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do {
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event = [self awaitEventWithName:@"Remote Event"];
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} while ([self hasPendingWrites:event]);
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return event;
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}
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- (BOOL)hasPendingWrites:(id)event {
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if ([event isKindOfClass:[FIRDocumentSnapshot class]]) {
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return ((FIRDocumentSnapshot *)event).metadata.hasPendingWrites;
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} else {
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HARD_ASSERT([event isKindOfClass:[FIRQuerySnapshot class]], "Unexpected event: %s", event);
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return ((FIRQuerySnapshot *)event).metadata.hasPendingWrites;
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}
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}
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- (void (^)(id _Nullable, NSError *_Nullable))valueEventHandler {
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return ^void(id _Nullable value, NSError *_Nullable error) {
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// We can't store nil in the _events array, but these are still interesting to tests so store
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// NSNull instead.
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id event = value ? value : [NSNull null];
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@synchronized(self) {
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[self->_events addObject:event];
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[self checkFulfilled];
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}
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};
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}
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- (void)checkFulfilled {
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if (_events.count >= self.maxEvents) {
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[self.expectation fulfill];
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self.expectation = nil;
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}
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}
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@end
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NS_ASSUME_NONNULL_END
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