RCTTestModule.m
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/**
* Copyright (c) 2015-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/
#import "RCTTestModule.h"
#import <React/RCTAssert.h>
#import <React/RCTEventDispatcher.h>
#import <React/RCTLog.h>
#import <React/RCTUIManager.h>
#import "FBSnapshotTestController.h"
@implementation RCTTestModule {
NSMutableDictionary<NSString *, NSNumber *> *_snapshotCounter;
}
@synthesize bridge = _bridge;
RCT_EXPORT_MODULE()
- (dispatch_queue_t)methodQueue
{
return _bridge.uiManager.methodQueue;
}
RCT_EXPORT_METHOD(verifySnapshot:(RCTResponseSenderBlock)callback)
{
RCTAssert(_controller != nil, @"No snapshot controller configured.");
[_bridge.uiManager addUIBlock:^(RCTUIManager *uiManager, NSDictionary<NSNumber *, UIView *> *viewRegistry) {
NSString *testName = NSStringFromSelector(self->_testSelector);
if (!self->_snapshotCounter) {
self->_snapshotCounter = [NSMutableDictionary new];
}
NSNumber *counter = @([self->_snapshotCounter[testName] integerValue] + 1);
self->_snapshotCounter[testName] = counter;
NSError *error = nil;
NSString *identifier = [counter stringValue];
if (self->_testSuffix) {
identifier = [identifier stringByAppendingString:self->_testSuffix];
}
BOOL success = [self->_controller compareSnapshotOfView:self->_view
selector:self->_testSelector
identifier:identifier
error:&error];
if (!success) {
RCTLogInfo(@"Failed to verify snapshot %@ (error: %@)", identifier, error);
}
callback(@[@(success)]);
}];
}
RCT_EXPORT_METHOD(sendAppEvent:(NSString *)name body:(nullable id)body)
{
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wdeprecated-declarations"
[_bridge.eventDispatcher sendAppEventWithName:name body:body];
#pragma clang diagnostic pop
}
RCT_REMAP_METHOD(shouldResolve, shouldResolve_resolve:(RCTPromiseResolveBlock)resolve reject:(RCTPromiseRejectBlock)reject)
{
resolve(@1);
}
RCT_REMAP_METHOD(shouldReject, shouldReject_resolve:(RCTPromiseResolveBlock)resolve reject:(RCTPromiseRejectBlock)reject)
{
reject(nil, nil, nil);
}
RCT_EXPORT_METHOD(markTestCompleted)
{
[self markTestPassed:YES];
}
RCT_EXPORT_METHOD(markTestPassed:(BOOL)success)
{
[_bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, __unused NSDictionary<NSNumber *, UIView *> *viewRegistry) {
self->_status = success ? RCTTestStatusPassed : RCTTestStatusFailed;
}];
}
@end