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/**
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 * Copyright (c) 2015-present, Facebook, Inc.
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 *
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 * This source code is licensed under the MIT license found in the
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 * LICENSE file in the root directory of this source tree.
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 */
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#import <UIKit/UIKit.h>
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#import <XCTest/XCTest.h>
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#import <React/RCTLog.h>
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#import <React/RCTRootView.h>
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#define TIMEOUT_SECONDS 600
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#define TEXT_TO_LOOK_FOR @"Welcome to React Native!"
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@interface beakerReactNativeTests : XCTestCase
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@end
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@implementation beakerReactNativeTests
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- (BOOL)findSubviewInView:(UIView *)view matching:(BOOL(^)(UIView *view))test
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{
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  if (test(view)) {
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    return YES;
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  }
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  for (UIView *subview in [view subviews]) {
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    if ([self findSubviewInView:subview matching:test]) {
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      return YES;
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    }
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  }
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  return NO;
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}
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- (void)testRendersWelcomeScreen
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{
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  UIViewController *vc = [[[RCTSharedApplication() delegate] window] rootViewController];
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  NSDate *date = [NSDate dateWithTimeIntervalSinceNow:TIMEOUT_SECONDS];
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  BOOL foundElement = NO;
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  __block NSString *redboxError = nil;
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  RCTSetLogFunction(^(RCTLogLevel level, RCTLogSource source, NSString *fileName, NSNumber *lineNumber, NSString *message) {
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    if (level >= RCTLogLevelError) {
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      redboxError = message;
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    }
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  });
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  while ([date timeIntervalSinceNow] > 0 && !foundElement && !redboxError) {
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    [[NSRunLoop mainRunLoop] runMode:NSDefaultRunLoopMode beforeDate:[NSDate dateWithTimeIntervalSinceNow:0.1]];
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    [[NSRunLoop mainRunLoop] runMode:NSRunLoopCommonModes beforeDate:[NSDate dateWithTimeIntervalSinceNow:0.1]];
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    foundElement = [self findSubviewInView:vc.view matching:^BOOL(UIView *view) {
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      if ([view.accessibilityLabel isEqualToString:TEXT_TO_LOOK_FOR]) {
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        return YES;
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      }
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      return NO;
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    }];
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  }
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  RCTSetLogFunction(RCTDefaultLogFunction);
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  XCTAssertNil(redboxError, @"RedBox error: %@", redboxError);
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  XCTAssertTrue(foundElement, @"Couldn't find element with text '%@' in %d seconds", TEXT_TO_LOOK_FOR, TIMEOUT_SECONDS);
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}
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@end
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