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Merge pull request Quick#701 from mosamer/master
Introduce `Behavior<Context>`
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,17 @@ | ||
| /** | ||
| A `Behavior` encapsulates a set of examples that can be re-used in several locations using the `itBehavesLike` function with a context instance of the generic type. | ||
| */ | ||
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| open class Behavior<Context> { | ||
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| open static var name: String { return String(describing: self) } | ||
| /** | ||
| override this method in your behavior to define a set of reusable examples. | ||
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| This behaves just like an example group defines using `describe` or `context`--it may contain any number of `beforeEach` | ||
| and `afterEach` closures, as well as any number of examples (defined using `it`). | ||
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| - parameter aContext: A closure that, when evaluated, returns a `Context` instance that provide the information on the subject. | ||
| */ | ||
| open class func spec(_ aContext: @escaping () -> Context) {} | ||
| } |
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20 changes: 20 additions & 0 deletions
20
Tests/QuickTests/QuickTests/Fixtures/FunctionalTests_BehaviorTests_Behaviors.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,20 @@ | ||
| import Foundation | ||
| import Quick | ||
| import Nimble | ||
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| class FunctionalTests_BehaviorTests_Behavior: Behavior<String> { | ||
| override static func spec(_ aContext: @escaping () -> String) { | ||
| it("passed the correct parameters via the context") { | ||
| let callsite = aContext() | ||
| expect(callsite).to(equal("BehaviorSpec")) | ||
| } | ||
| } | ||
| } | ||
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| class FunctionalTests_BehaviorTests_Behavior2: Behavior<Void> { | ||
| override static func spec(_ aContext: @escaping () -> Void) { | ||
| it("passes once") { expect(true).to(beTruthy()) } | ||
| it("passes twice") { expect(true).to(beTruthy()) } | ||
| it("passes three times") { expect(true).to(beTruthy()) } | ||
| } | ||
| } |
59 changes: 59 additions & 0 deletions
59
Tests/QuickTests/QuickTests/FunctionalTests/BehaviorTests.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,59 @@ | ||
| import Foundation | ||
| import Quick | ||
| import Nimble | ||
| import XCTest | ||
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| class FunctionalTests_BehaviorTests_Spec: QuickSpec { | ||
| override func spec() { | ||
| itBehavesLike(FunctionalTests_BehaviorTests_Behavior2.self) {_ in ()} | ||
| } | ||
| } | ||
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| class FunctionalTests_BehaviorTests_ContextSpec: QuickSpec { | ||
| override func spec() { | ||
| itBehavesLike(FunctionalTests_BehaviorTests_Behavior.self) { | ||
| "BehaviorSpec" | ||
| } | ||
| } | ||
| } | ||
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| #if _runtime(_ObjC) && !SWIFT_PACKAGE | ||
| class FunctionalTests_BehaviorTests_ErrorSpec: QuickSpec { | ||
| override func spec() { | ||
| describe("error handling when misusing ordering") { | ||
| it("should throw an exception when including itBehavesLike in it block") { | ||
| expect { | ||
| itBehavesLike(FunctionalTests_BehaviorTests_Behavior2.self) { () } | ||
| } | ||
| .to(raiseException {(exception: NSException) in | ||
| expect(exception.name).to(equal(NSExceptionName.internalInconsistencyException)) | ||
| expect(exception.reason).to(equal("'itBehavesLike' cannot be used inside 'it', 'itBehavesLike' may only be used inside 'context' or 'describe'. ")) | ||
| }) | ||
| } | ||
| } | ||
| } | ||
| } | ||
| #endif | ||
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| final class BehaviorTests: XCTestCase, XCTestCaseProvider { | ||
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| static var allTests: [(String, (BehaviorTests) -> () throws -> Void)] { | ||
| return [ | ||
| ("testBehaviorPassContextToExamples", | ||
| testBehaviorPassContextToExamples), | ||
| ("testBehaviorExecutesThreeExamples", | ||
| testBehaviorExecutesThreeExamples) | ||
| ] | ||
| } | ||
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| func testBehaviorExecutesThreeExamples() { | ||
| let result = qck_runSpec(FunctionalTests_BehaviorTests_Spec.self) | ||
| XCTAssert(result!.hasSucceeded) | ||
| XCTAssertEqual(result!.executionCount, 3 as UInt) | ||
| } | ||
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| func testBehaviorPassContextToExamples() { | ||
| let result = qck_runSpec(FunctionalTests_BehaviorTests_ContextSpec.self) | ||
| XCTAssert(result!.hasSucceeded) | ||
| } | ||
| } |
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