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Merge pull request #92 from amzn/mock_and_mock_throwing_implementations
Mock and mock throwing implementations
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,135 @@ | ||
| // | ||
| // MockClientProtocol.swift | ||
| // | ||
|
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| import NIO | ||
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| public protocol MockClientProtocol { | ||
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| } | ||
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| /** | ||
| Implementations for a mock service client. | ||
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| A function override directly returning a result and/or an EventLoopFuture override returning an | ||
| `EventLoopFuture` that will provide a result at a later time can be provided. | ||
|
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| If the function override is provided, the implementation will return - via a future - the result | ||
| provided by this override or will throw any error thrown by the override. | ||
|
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| Otherwise, if the `EventLoopFuture` override is provided, the implementation will return the result | ||
| provided by the `EventLoopFuture` or will throw any error that fails the future. This override is ignored if the first | ||
| function override is provided. | ||
|
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| Otherwise, the implementation will return the default value provided. | ||
| */ | ||
| public extension MockClientProtocol { | ||
|
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| func mockEventLoopFutureExecuteWithInputWithOutput<InputType, OutputType>( | ||
| input: InputType, | ||
| defaultResult: OutputType, | ||
| eventLoop: EventLoop, | ||
| functionOverride: ((InputType) throws -> OutputType)?, | ||
| eventLoopFutureFunctionOverride: ((InputType) -> EventLoopFuture<OutputType>)?) -> EventLoopFuture<OutputType> { | ||
| let promise = eventLoop.makePromise(of: OutputType.self) | ||
|
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| if let functionOverride = functionOverride { | ||
| do { | ||
| let overrideResult = try functionOverride(input) | ||
| promise.succeed(overrideResult) | ||
| } catch { | ||
| promise.fail(error) | ||
| } | ||
|
|
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| return promise.futureResult | ||
| } | ||
|
|
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| if let eventLoopFutureFunctionOverride = eventLoopFutureFunctionOverride { | ||
| return eventLoopFutureFunctionOverride(input) | ||
| } | ||
|
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| promise.succeed(defaultResult) | ||
|
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| return promise.futureResult | ||
| } | ||
|
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| func mockEventLoopFutureExecuteWithInputWithoutOutput<InputType>( | ||
| input: InputType, | ||
| eventLoop: EventLoop, | ||
| functionOverride: ((InputType) throws -> ())?, | ||
| eventLoopFutureFunctionOverride: ((InputType) -> EventLoopFuture<Void>)?) -> EventLoopFuture<Void> { | ||
| let promise = eventLoop.makePromise(of: Void.self) | ||
|
|
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| if let functionOverride = functionOverride { | ||
| do { | ||
| try functionOverride(input) | ||
| promise.succeed(()) | ||
| } catch { | ||
| promise.fail(error) | ||
| } | ||
|
|
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| return promise.futureResult | ||
| } | ||
|
|
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| if let eventLoopFutureFunctionOverride = eventLoopFutureFunctionOverride { | ||
| return eventLoopFutureFunctionOverride(input) | ||
| } | ||
|
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| promise.succeed(()) | ||
|
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| return promise.futureResult | ||
| } | ||
|
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| func mockEventLoopFutureExecuteWithoutInputWithOutput<OutputType>( | ||
| defaultResult: OutputType, | ||
| eventLoop: EventLoop, | ||
| functionOverride: (() throws -> OutputType)?, | ||
| eventLoopFutureFunctionOverride: (() -> EventLoopFuture<OutputType>)?) -> EventLoopFuture<OutputType> { | ||
| let promise = eventLoop.makePromise(of: OutputType.self) | ||
|
|
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| if let functionOverride = functionOverride { | ||
| do { | ||
| let overrideResult = try functionOverride() | ||
| promise.succeed(overrideResult) | ||
| } catch { | ||
| promise.fail(error) | ||
| } | ||
|
|
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| return promise.futureResult | ||
| } | ||
|
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| if let eventLoopFutureFunctionOverride = eventLoopFutureFunctionOverride { | ||
| return eventLoopFutureFunctionOverride() | ||
| } | ||
|
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| promise.succeed(defaultResult) | ||
|
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| return promise.futureResult | ||
| } | ||
|
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| func mockEventLoopFutureExecuteWithoutInputWithoutOutput( | ||
| eventLoop: EventLoop, | ||
| functionOverride: (() throws -> ())?, | ||
| eventLoopFutureFunctionOverride: (() -> EventLoopFuture<Void>)?) -> EventLoopFuture<Void> { | ||
| let promise = eventLoop.makePromise(of: Void.self) | ||
|
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| if let functionOverride = functionOverride { | ||
| do { | ||
| try functionOverride() | ||
| promise.succeed(()) | ||
| } catch { | ||
| promise.fail(error) | ||
| } | ||
|
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| return promise.futureResult | ||
| } | ||
|
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| if let eventLoopFutureFunctionOverride = eventLoopFutureFunctionOverride { | ||
| return eventLoopFutureFunctionOverride() | ||
| } | ||
|
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| promise.succeed(()) | ||
|
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| return promise.futureResult | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,138 @@ | ||
| // | ||
| // MockThrowingClientProtocol.swift | ||
| // | ||
|
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| import NIO | ||
| import NIOHTTP1 | ||
|
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| public protocol MockThrowingClientProtocol { | ||
|
|
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| } | ||
|
|
||
| /** | ||
| Implementations for a mock service client. | ||
|
|
||
| A function override directly returning a result and/or an EventLoopFuture override returning an | ||
| `EventLoopFuture` that will provide a result at a later time can be provided. | ||
|
|
||
| If the function override is provided, the implementation will return - via a future - the result | ||
| provided by this override or will throw any error thrown by the override. | ||
|
|
||
| Otherwise, if the `EventLoopFuture` override is provided, the implementation will return the result | ||
| provided by the `EventLoopFuture` or will throw any error that fails the future. This override is ignored if the first | ||
| function override is provided. | ||
|
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| Otherwise, the implementation will throw the error provided. | ||
| */ | ||
| public extension MockThrowingClientProtocol { | ||
|
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| func mockThrowingEventLoopFutureExecuteWithInputWithOutput<InputType, OutputType>( | ||
| input: InputType, | ||
| defaultError: Error, | ||
| eventLoop: EventLoop, | ||
| functionOverride: ((InputType) throws -> OutputType)?, | ||
| eventLoopFutureFunctionOverride: ((InputType) -> EventLoopFuture<OutputType>)?) -> EventLoopFuture<OutputType> { | ||
| let promise = eventLoop.makePromise(of: OutputType.self) | ||
|
|
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| if let functionOverride = functionOverride { | ||
| do { | ||
| let overrideResult = try functionOverride(input) | ||
| promise.succeed(overrideResult) | ||
| } catch { | ||
| promise.fail(error) | ||
| } | ||
|
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| return promise.futureResult | ||
| } | ||
|
|
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| if let eventLoopFutureFunctionOverride = eventLoopFutureFunctionOverride { | ||
| return eventLoopFutureFunctionOverride(input) | ||
| } | ||
|
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| promise.fail(defaultError) | ||
|
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| return promise.futureResult | ||
| } | ||
|
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| func mockThrowingEventLoopFutureExecuteWithInputWithoutOutput<InputType>( | ||
| input: InputType, | ||
| defaultError: Error, | ||
| eventLoop: EventLoop, | ||
| functionOverride: ((InputType) throws -> ())?, | ||
| eventLoopFutureFunctionOverride: ((InputType) -> EventLoopFuture<Void>)?) -> EventLoopFuture<Void> { | ||
| let promise = eventLoop.makePromise(of: Void.self) | ||
|
|
||
| if let functionOverride = functionOverride { | ||
| do { | ||
| try functionOverride(input) | ||
| promise.succeed(()) | ||
| } catch { | ||
| promise.fail(error) | ||
| } | ||
|
|
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| return promise.futureResult | ||
| } | ||
|
|
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| if let eventLoopFutureFunctionOverride = eventLoopFutureFunctionOverride { | ||
| return eventLoopFutureFunctionOverride(input) | ||
| } | ||
|
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| promise.fail(defaultError) | ||
|
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| return promise.futureResult | ||
| } | ||
|
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| func mockThrowingEventLoopFutureExecuteWithoutInputWithOutput<OutputType>( | ||
| defaultError: Error, | ||
| eventLoop: EventLoop, | ||
| functionOverride: (() throws -> OutputType)?, | ||
| eventLoopFutureFunctionOverride: (() -> EventLoopFuture<OutputType>)?) -> EventLoopFuture<OutputType> { | ||
| let promise = eventLoop.makePromise(of: OutputType.self) | ||
|
|
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| if let functionOverride = functionOverride { | ||
| do { | ||
| let overrideResult = try functionOverride() | ||
| promise.succeed(overrideResult) | ||
| } catch { | ||
| promise.fail(error) | ||
| } | ||
|
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| return promise.futureResult | ||
| } | ||
|
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| if let eventLoopFutureFunctionOverride = eventLoopFutureFunctionOverride { | ||
| return eventLoopFutureFunctionOverride() | ||
| } | ||
|
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| promise.fail(defaultError) | ||
|
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| return promise.futureResult | ||
| } | ||
|
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| func mockThrowingEventLoopFutureExecuteWithoutInputWithoutOutput( | ||
| defaultError: Error, | ||
| eventLoop: EventLoop, | ||
| functionOverride: (() throws -> ())?, | ||
| eventLoopFutureFunctionOverride: (() -> EventLoopFuture<Void>)?) -> EventLoopFuture<Void> { | ||
| let promise = eventLoop.makePromise(of: Void.self) | ||
|
|
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| if let functionOverride = functionOverride { | ||
| do { | ||
| try functionOverride() | ||
| promise.succeed(()) | ||
| } catch { | ||
| promise.fail(error) | ||
| } | ||
|
|
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| return promise.futureResult | ||
| } | ||
|
|
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| if let eventLoopFutureFunctionOverride = eventLoopFutureFunctionOverride { | ||
| return eventLoopFutureFunctionOverride() | ||
| } | ||
|
|
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| promise.fail(defaultError) | ||
|
|
||
| return promise.futureResult | ||
| } | ||
| } |
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