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firebase-ios-sdk/Example/Messaging/Tests/FIRMessagingClientTest.m
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Objective-C

/*
* 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 XCTest;
#import <OCMock/OCMock.h>
#import "Protos/GtalkCore.pbobjc.h"
#import "FIRMessagingCheckinService.h"
#import "FIRMessagingClient.h"
#import "FIRMessagingConnection.h"
#import "FIRMessagingDataMessageManager.h"
#import "FIRMessagingFakeConnection.h"
#import "FIRMessagingRegistrar.h"
#import "FIRMessagingRmqManager.h"
#import "FIRMessagingSecureSocket.h"
#import "FIRMessagingUtilities.h"
#import "NSError+FIRMessaging.h"
#import <FirebaseCore/FIRReachabilityChecker.h>
static NSString *const kFIRMessagingUserDefaultsSuite = @"FIRMessagingClientTestUserDefaultsSuite";
static NSString *const kDeviceAuthId = @"123456";
static NSString *const kSecretToken = @"56789";
static NSString *const kDigest = @"com.google.digest";
static NSString *const kVersionInfo = @"1.0";
static NSString *const kSubscriptionID = @"abcdef-subscription-id";
static NSString *const kDeletedSubscriptionID = @"deleted-abcdef-subscription-id";
static NSString *const kFIRMessagingAppIDToken = @"1234xyzdef56789";
static NSString *const kTopicToSubscribeTo = @"/topics/abcdef/hello-world";
@interface FIRMessagingRegistrar ()
@property(nonatomic, readwrite, strong) FIRMessagingCheckinService *checkinService;
@end
@interface FIRMessagingClient () <FIRMessagingConnectionDelegate>
@property(nonatomic, readwrite, strong) FIRMessagingConnection *connection;
@property(nonatomic, readwrite, strong) FIRMessagingRegistrar *registrar;
@property(nonatomic, readwrite, assign) int64_t lastConnectedTimestamp;
@property(nonatomic, readwrite, assign) int64_t lastDisconnectedTimestamp;
@property(nonatomic, readwrite, assign) NSUInteger subscribeRetryCount;
@property(nonatomic, readwrite, assign) NSUInteger connectRetryCount;
- (NSTimeInterval)connectionTimeoutInterval;
- (void)setupConnection;
@end
@interface FIRMessagingConnection () <FIRMessagingSecureSocketDelegate>
@property(nonatomic, readwrite, strong) FIRMessagingSecureSocket *socket;
- (void)setupConnectionSocket;
- (void)connectToSocket:(FIRMessagingSecureSocket *)socket;
- (NSTimeInterval)connectionTimeoutInterval;
- (void)sendHeartbeatPing;
@end
@interface FIRMessagingSecureSocket ()
@property(nonatomic, readwrite, assign) FIRMessagingSecureSocketState state;
@end
@interface FIRMessagingClientTest : XCTestCase
@property(nonatomic, readwrite, strong) FIRMessagingClient *client;
@property(nonatomic, readwrite, strong) id mockClient;
@property(nonatomic, readwrite, strong) id mockReachability;
@property(nonatomic, readwrite, strong) id mockRmqManager;
@property(nonatomic, readwrite, strong) id mockClientDelegate;
@property(nonatomic, readwrite, strong) id mockDataMessageManager;
@property(nonatomic, readwrite, strong) id mockRegistrar;
// argument callback blocks
@property(nonatomic, readwrite, copy) FIRMessagingConnectCompletionHandler connectCompletion;
@property(nonatomic, readwrite, copy) FIRMessagingTopicOperationCompletion subscribeCompletion;
@end
@implementation FIRMessagingClientTest
- (void)setUp {
[super setUp];
_mockClientDelegate =
OCMStrictProtocolMock(@protocol(FIRMessagingClientDelegate));
_mockReachability = OCMClassMock([FIRReachabilityChecker class]);
_mockRmqManager = OCMClassMock([FIRMessagingRmqManager class]);
_client = [[FIRMessagingClient alloc] initWithDelegate:_mockClientDelegate
reachability:_mockReachability
rmq2Manager:_mockRmqManager];
_mockClient = OCMPartialMock(_client);
_mockRegistrar = OCMPartialMock([_client registrar]);
[_mockClient setRegistrar:_mockRegistrar];
_mockDataMessageManager = OCMClassMock([FIRMessagingDataMessageManager class]);
[_mockClient setDataMessageManager:_mockDataMessageManager];
}
- (void)tearDown {
// remove all handlers
[self tearDownMocksAndHandlers];
// Mock all sockets to disconnect in a nice way
[[[(id)self.client.connection.socket stub] andDo:^(NSInvocation *invocation) {
self.client.connection.socket.state = kFIRMessagingSecureSocketClosed;
}] disconnect];
[self.client teardown];
[super tearDown];
}
- (void)tearDownMocksAndHandlers {
self.connectCompletion = nil;
self.subscribeCompletion = nil;
}
- (void)setupConnectionWithFakeLoginResult:(BOOL)loginResult
heartbeatTimeout:(NSTimeInterval)heartbeatTimeout {
[self setupFakeConnectionWithClass:[FIRMessagingFakeConnection class]
withSetupCompletionHandler:^(FIRMessagingConnection *connection) {
FIRMessagingFakeConnection *fakeConnection = (FIRMessagingFakeConnection *)connection;
fakeConnection.shouldFakeSuccessLogin = loginResult;
fakeConnection.fakeConnectionTimeout = heartbeatTimeout;
}];
}
- (void)testSetupConnection {
XCTAssertNil(self.client.connection);
[self.client setupConnection];
XCTAssertNotNil(self.client.connection);
XCTAssertNotNil(self.client.connection.delegate);
}
- (void)testConnectSuccess_withCachedFcmDefaults {
[self addFIRMessagingPreferenceKeysToUserDefaults];
// login request should be successful
[self setupConnectionWithFakeLoginResult:YES heartbeatTimeout:1.0];
XCTestExpectation *setupConnection = [self
expectationWithDescription:@"Fcm should successfully setup a connection"];
[self.client connectWithHandler:^(NSError *error) {
XCTAssertNil(error);
[setupConnection fulfill];
}];
[self waitForExpectationsWithTimeout:1.0 handler:^(NSError *error) {
XCTAssertNil(error);
}];
}
- (void)testsConnectWithNoNetworkError_withCachedFcmDefaults {
// connection timeout interval is 1s
[[[self.mockClient stub] andReturnValue:@(1)] connectionTimeoutInterval];
[self addFIRMessagingPreferenceKeysToUserDefaults];
[self setupFakeConnectionWithClass:[FIRMessagingFakeFailConnection class]
withSetupCompletionHandler:^(FIRMessagingConnection *connection) {
FIRMessagingFakeFailConnection *fakeConnection = (FIRMessagingFakeFailConnection *)connection;
fakeConnection.shouldFakeSuccessLogin = NO;
// should fail only once
fakeConnection.failCount = 1;
}];
XCTestExpectation *connectExpectation = [self
expectationWithDescription:@"Should retry connection if once failed"];
[self.client connectWithHandler:^(NSError *error) {
XCTAssertNotNil(error);
XCTAssertEqual(kFIRMessagingErrorCodeNetwork, error.code);
[connectExpectation fulfill];
}];
[self waitForExpectationsWithTimeout:10.0
handler:^(NSError *error) {
XCTAssertNil(error);
}];
}
- (void)testConnectSuccessOnSecondTry_withCachedFcmDefaults {
// connection timeout interval is 1s
[[[self.mockClient stub] andReturnValue:@(1)] connectionTimeoutInterval];
[self addFIRMessagingPreferenceKeysToUserDefaults];
// the network is available
[[[self.mockReachability stub]
andReturnValue:@(kFIRReachabilityViaWifi)] reachabilityStatus];
[self setupFakeConnectionWithClass:[FIRMessagingFakeFailConnection class]
withSetupCompletionHandler:^(FIRMessagingConnection *connection) {
FIRMessagingFakeFailConnection *fakeConnection = (FIRMessagingFakeFailConnection *)connection;
fakeConnection.shouldFakeSuccessLogin = NO;
// should fail only once
fakeConnection.failCount = 1;
}];
XCTestExpectation *connectExpectation = [self
expectationWithDescription:@"Should retry connection if once failed"];
[self.client connectWithHandler:^(NSError *error) {
XCTAssertNil(error);
[connectExpectation fulfill];
}];
[self waitForExpectationsWithTimeout:10.0
handler:^(NSError *error) {
XCTAssertNil(error);
XCTAssertTrue(
[self.client isConnectionActive]);
}];
}
- (void)testDisconnectAfterConnect {
// setup the connection
[self addFIRMessagingPreferenceKeysToUserDefaults];
// login request should be successful
// Connection should not timeout because of heartbeat failure. Therefore set heartbeatTimeout
// to a large value.
[self setupConnectionWithFakeLoginResult:YES heartbeatTimeout:100.0];
[[[self.mockClient stub] andReturnValue:@(1)] connectionTimeoutInterval];
// the network is available
[[[self.mockReachability stub]
andReturnValue:@(kFIRReachabilityViaWifi)] reachabilityStatus];
XCTestExpectation *setupConnection =
[self expectationWithDescription:@"Fcm should successfully setup a connection"];
__block int timesConnected = 0;
FIRMessagingConnectCompletionHandler handler = ^(NSError *error) {
XCTAssertNil(error);
timesConnected++;
if (timesConnected == 1) {
[setupConnection fulfill];
// disconnect the connection after some time
FIRMessagingFakeConnection *fakeConnection = (FIRMessagingFakeConnection *)[self.mockClient connection];
dispatch_time_t time = dispatch_time(DISPATCH_TIME_NOW, (0.2 * NSEC_PER_SEC));
dispatch_after(time, dispatch_get_main_queue(), ^{
// disconnect now
[(FIRMessagingFakeConnection *)fakeConnection mockSocketDisconnect];
[(FIRMessagingFakeConnection *)fakeConnection disconnectNow];
});
} else {
XCTFail(@"Fcm should only connect at max 2 times");
}
};
[self.mockClient connectWithHandler:handler];
// reconnect after disconnect
XCTAssertTrue(self.client.isConnectionActive);
[self waitForExpectationsWithTimeout:10.0
handler:^(NSError *error) {
XCTAssertNil(error);
XCTAssertNotEqual(self.client.lastDisconnectedTimestamp, 0);
XCTAssertTrue(self.client.isConnectionActive);
}];
}
#pragma mark - Private Helpers
- (void)setupFakeConnectionWithClass:(Class)connectionClass
withSetupCompletionHandler:(void (^)(FIRMessagingConnection *))handler {
[[[self.mockClient stub] andDo:^(NSInvocation *invocation) {
self.client.connection =
[[connectionClass alloc] initWithAuthID:kDeviceAuthId
token:kSecretToken
host:[FIRMessagingFakeConnection fakeHost]
port:[FIRMessagingFakeConnection fakePort]
runLoop:[NSRunLoop mainRunLoop]
rmq2Manager:self.mockRmqManager
fcmManager:self.mockDataMessageManager];
self.client.connection.delegate = self.client;
handler(self.client.connection);
}] setupConnection];
}
- (void)addFIRMessagingPreferenceKeysToUserDefaults {
id mockCheckinService = OCMClassMock([FIRMessagingCheckinService class]);
[[[mockCheckinService stub] andReturn:kDeviceAuthId] deviceAuthID];
[[[mockCheckinService stub] andReturn:kSecretToken] secretToken];
[[[mockCheckinService stub] andReturnValue:@YES] hasValidCheckinInfo];
[[[self.mockRegistrar stub] andReturn:mockCheckinService] checkinService];
}
@end