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Merge pull request #1276 from RomanPodymov/feature/race_tests
RaceTests.m + handle empty input in PMKRace and PMKRaceFulfilled
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,88 @@ | ||
| @import Foundation; | ||
| @import PromiseKit; | ||
| @import XCTest; | ||
| #define PMKTestErrorDomain @"PMKTestErrorDomain" | ||
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| static inline NSError *dummyWithCode(NSInteger code) { | ||
| return [NSError errorWithDomain:PMKTestErrorDomain code:rand() userInfo:@{NSLocalizedDescriptionKey: @(code).stringValue}]; | ||
| } | ||
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| @interface RaceTests : XCTestCase @end @implementation RaceTests | ||
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| - (void)test_race { | ||
| id ex = [self expectationWithDescription:@""]; | ||
| id p = PMKAfter(0.1).then(^{ return @2; }); | ||
| PMKRace(@[PMKAfter(10), PMKAfter(20), p]).then(^(id obj){ | ||
| XCTAssertEqual(2, [obj integerValue]); | ||
| [ex fulfill]; | ||
| }); | ||
| [self waitForExpectationsWithTimeout:1 handler:nil]; | ||
| } | ||
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| - (void)test_race_empty { | ||
| id ex = [self expectationWithDescription:@""]; | ||
| PMKRace(@[]).then(^(NSArray* array){ | ||
| XCTFail(); | ||
| [ex fulfill]; | ||
| }).catch(^(NSError *e){ | ||
| XCTAssertEqual(e.domain, PMKErrorDomain); | ||
| XCTAssertEqual(e.code, PMKInvalidUsageError); | ||
| XCTAssertEqualObjects(e.userInfo[NSLocalizedDescriptionKey], @"PMKRace(nil)"); | ||
| [ex fulfill]; | ||
| }); | ||
| [self waitForExpectationsWithTimeout:1 handler:nil]; | ||
| } | ||
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| - (void)test_race_fullfilled { | ||
| id ex = [self expectationWithDescription:@""]; | ||
| NSArray* promises = @[ | ||
| PMKAfter(1).then(^{ return dummyWithCode(1); }), | ||
| PMKAfter(2).then(^{ return dummyWithCode(2); }), | ||
| PMKAfter(5).then(^{ return @1; }), | ||
| PMKAfter(4).then(^{ return @2; }), | ||
| PMKAfter(3).then(^{ return dummyWithCode(3); }) | ||
| ]; | ||
| PMKRaceFulfilled(promises).then(^(id obj){ | ||
| XCTAssertEqual(2, [obj integerValue]); | ||
| [ex fulfill]; | ||
| }).catch(^{ | ||
| XCTFail(); | ||
| [ex fulfill]; | ||
| }); | ||
| [self waitForExpectationsWithTimeout:10 handler:nil]; | ||
| } | ||
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| - (void)test_race_fulfilled_empty { | ||
| id ex = [self expectationWithDescription:@""]; | ||
| PMKRaceFulfilled(@[]).then(^(NSArray* array){ | ||
| XCTFail(); | ||
| [ex fulfill]; | ||
| }).catch(^(NSError *e){ | ||
| XCTAssertEqual(e.domain, PMKErrorDomain); | ||
| XCTAssertEqual(e.code, PMKInvalidUsageError); | ||
| XCTAssertEqualObjects(e.userInfo[NSLocalizedDescriptionKey], @"PMKRaceFulfilled(nil)"); | ||
| [ex fulfill]; | ||
| }); | ||
| [self waitForExpectationsWithTimeout:1 handler:nil]; | ||
| } | ||
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| - (void)test_race_fullfilled_with_no_winner { | ||
| id ex = [self expectationWithDescription:@""]; | ||
| NSArray* promises = @[ | ||
| PMKAfter(1).then(^{ return dummyWithCode(1); }), | ||
| PMKAfter(2).then(^{ return dummyWithCode(2); }), | ||
| PMKAfter(3).then(^{ return dummyWithCode(3); }) | ||
| ]; | ||
| PMKRaceFulfilled(promises).then(^(id obj){ | ||
| XCTFail(); | ||
| [ex fulfill]; | ||
| }).catch(^(NSError *e){ | ||
| XCTAssertEqual(e.domain, PMKErrorDomain); | ||
| XCTAssertEqual(e.code, PMKNoWinnerError); | ||
| XCTAssertEqualObjects(e.userInfo[NSLocalizedDescriptionKey], @"PMKRaceFulfilled(nil)"); | ||
| [ex fulfill]; | ||
| }); | ||
| [self waitForExpectationsWithTimeout:10 handler:nil]; | ||
| } | ||
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| @end |