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/*
* libjingle
* Copyright 2013 Google Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#import <Foundation/Foundation.h>
#import "RTCDataChannel.h"
#import "RTCPeerConnectionDelegate.h"
// Observer of PeerConnection events, used by RTCPeerConnectionTest to check
// expectations.
@interface RTCPeerConnectionSyncObserver
: NSObject<RTCPeerConnectionDelegate, RTCDataChannelDelegate>
@property(nonatomic) RTCDataChannel* dataChannel;
// TODO(hughv): Add support for RTCVideoRendererDelegate when Video is enabled.
// Transfer received ICE candidates to the caller.
- (NSArray*)releaseReceivedICECandidates;
// Register expectations for events that this observer should see before it can
// be considered satisfied (see below).
- (void)expectError;
- (void)expectSignalingChange:(RTCSignalingState)state;
- (void)expectAddStream:(NSString *)label;
- (void)expectRemoveStream:(NSString *)label;
- (void)expectICECandidates:(int)count;
- (void)expectICEConnectionChange:(RTCICEConnectionState)state;
- (void)expectICEGatheringChange:(RTCICEGatheringState)state;
- (void)expectDataChannel:(NSString*)label;
- (void)expectStateChange:(RTCDataChannelState)state;
- (void)expectMessage:(NSData*)message isBinary:(BOOL)isBinary;
// Wait until all registered expectations above have been observed.
// Return false if expectations aren't met within |timeoutSeconds|.
- (BOOL)waitForAllExpectationsToBeSatisfiedWithTimeout:(NSTimeInterval)timeout;
@end