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//===----------------------------------------------------------------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2023 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
import MacroExamplesImplementation
import SwiftSyntaxMacros
import SwiftSyntaxMacrosTestSupport
import XCTest
final class CustomCodableTests: XCTestCase {
private let macros = ["CustomCodable": CustomCodable.self]
func testExpansionAddsDefaultCodingKeys() {
assertMacroExpansion(
"""
@CustomCodable
struct Person {
let name: String
let age: Int
}
""",
expandedSource: """
struct Person {
let name: String
let age: Int
enum CodingKeys: String, CodingKey {
case name
case age
}
}
""",
macros: macros,
indentationWidth: .spaces(2)
)
}
func testExpansionWithCodableKeyAddsCustomCodingKeys() {
assertMacroExpansion(
"""
@CustomCodable
struct Person {
let name: String
@CodableKey("user_age") let age: Int
func randomFunction() {}
}
""",
expandedSource: """
struct Person {
let name: String
@CodableKey("user_age") let age: Int
func randomFunction() {}
enum CodingKeys: String, CodingKey {
case name
case age = "user_age"
}
}
""",
macros: macros,
indentationWidth: .spaces(2)
)
}
}
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