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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,70 @@ | ||
| // | ||
| // NumberArrayProtectionTest.swift | ||
| // JsonDecodeProtectionTests | ||
| // | ||
| // Created by Eden on 2024/7/3. | ||
| // | ||
|
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| import XCTest | ||
| @testable | ||
| import JsonDecodeProtection | ||
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| private | ||
| struct SomeObject: Decodable | ||
| { | ||
| @ObjectProtection | ||
| var subObjects: Array<SubObject>? | ||
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| @NumberArrayProtection | ||
| var dices: Array<Int>? | ||
| } | ||
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| extension SomeObject | ||
| { | ||
| struct SubObject: Decodable | ||
| { | ||
| private(set) | ||
| var name: String? | ||
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| private(set) | ||
| var number: Int? | ||
| } | ||
| } | ||
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| final class NumberArrayProtectionTest: XCTestCase | ||
| { | ||
| var jsonString: String! | ||
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| override func setUpWithError() throws | ||
| { | ||
| // Put setup code here. This method is called before the invocation of each test method in the class. | ||
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| // Arrange | ||
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| // Act | ||
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| // Assert | ||
| } | ||
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| func testNumberObjectProtectionSuccess() throws | ||
| { | ||
| // Arrange | ||
| self.jsonString = """ | ||
| { | ||
| "subObjects": "[{\\"name\\": \\"Jo\\", \\"number\\": 233}, {\\"name\\": \\"Ana\\", \\"number\\": 4565}]", | ||
| "dices": "[1, 5.2, 1.0]" | ||
| } | ||
| """ | ||
| let jsonData: Data = self.jsonString.data(using: .utf8)! | ||
| let jsonDecoder = JSONDecoder() | ||
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| // Act | ||
| let object = try jsonDecoder.decode(SomeObject.self, from: jsonData) | ||
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| // Assert | ||
| let actual: Array<Int>? = object.dices | ||
| let expect: Array<Int> = [1, 5, 1] | ||
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| XCTAssertEqual(actual, expect) | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,75 @@ | ||
| // | ||
| // NumberArrayProtection.swift | ||
| // | ||
| // Created by Darktt on 2024/7/3. | ||
| // Copyright © 2024 Darktt. All rights reserved. | ||
| // | ||
|
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| import Foundation | ||
|
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| @propertyWrapper | ||
| public | ||
| struct NumberArrayProtection<Element> where Element: Decodable, Element: NumberType | ||
| { | ||
| // MARK: - Properties - | ||
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| public | ||
| typealias WarppedValue = Array<Element> | ||
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| public | ||
| var wrappedValue: WarppedValue? | ||
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| // MARK: - Methods - | ||
| // MARK: Initial Method | ||
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| public | ||
| init() { } | ||
| } | ||
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| // MARK: - Conform Protocols - | ||
|
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| extension NumberArrayProtection: Decodable | ||
| { | ||
| public | ||
| init(from decoder: Decoder) throws | ||
| { | ||
| let container: SingleValueDecodingContainer = try decoder.singleValueContainer() | ||
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| if container.decodeNil() { | ||
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| self.wrappedValue = nil | ||
| return | ||
| } | ||
|
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| let jsonString: String = try container.decode(String.self) | ||
| let wrappedValue: Array<Element>? = try self.decode(with: jsonString) | ||
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| self.wrappedValue = wrappedValue | ||
| } | ||
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| private | ||
| func decode(with string: String) throws -> Array<Element>? | ||
| { | ||
| guard let data: Data = string.data(using: .utf8) else { | ||
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| return nil | ||
| } | ||
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| let jsonDecoder = JSONDecoder() | ||
| let wrapperValue = try jsonDecoder.decode(NumbersProtection<Element>.self, from: data) | ||
|
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| return wrapperValue.wrappedValue | ||
| } | ||
| } | ||
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| extension NumberArrayProtection: CustomStringConvertible | ||
| { | ||
| public | ||
| var description: String | ||
| { | ||
| self.wrappedValue.map { | ||
|
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| "\($0)" | ||
| } ?? "nil" | ||
| } | ||
| } |
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