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[ios] Cherry picks #15113 - Adds thread safe access to MGLNetworkConf…
…iguration events dictionary (#15202)
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Julian Rex
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Jul 24, 2019
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| Original file line number | Diff line number | Diff line change |
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| #import <Mapbox/Mapbox.h> | ||
| #import <XCTest/XCTest.h> | ||
| #import "MGLNetworkConfiguration_Private.h" | ||
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| @interface MGLNetworkConfigurationTests : XCTestCase | ||
| @end | ||
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| @implementation MGLNetworkConfigurationTests | ||
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| // Regression test for https://github.com/mapbox/mapbox-gl-native/issues/14982 | ||
| - (void)testAccessingEventsFromMultipleThreads { | ||
| MGLNetworkConfiguration *configuration = [[MGLNetworkConfiguration alloc] init]; | ||
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| // Concurrent | ||
| dispatch_queue_t queue = dispatch_queue_create("com.mapbox.testAccessingEventsFromMultipleThreads", DISPATCH_QUEUE_CONCURRENT); | ||
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| NSUInteger numberOfConcurrentBlocks = 20; | ||
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| XCTestExpectation *expectation = [self expectationWithDescription:@"wait-for-threads"]; | ||
| expectation.expectedFulfillmentCount = numberOfConcurrentBlocks; | ||
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| for (NSUInteger i = 0; i < numberOfConcurrentBlocks; i++) { | ||
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| NSString *event = [NSString stringWithFormat:@"test://event-%ld", i]; | ||
| NSString *resourceType = @"test"; | ||
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| dispatch_async(queue, ^{ | ||
| [configuration startDownloadEvent:event type:resourceType]; | ||
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| NSURL *url = [NSURL URLWithString:event]; | ||
| NSURLResponse *response = [[NSURLResponse alloc] initWithURL:url MIMEType:nil expectedContentLength:0 textEncodingName:nil]; | ||
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| [configuration stopDownloadEventForResponse:response]; | ||
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| dispatch_async(dispatch_get_main_queue(), ^{ | ||
| [expectation fulfill]; | ||
| }); | ||
| }); | ||
| } | ||
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| [self waitForExpectations:@[expectation] timeout:10.0]; | ||
| } | ||
| @end |