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//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2024 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 Swift project authors
//
@testable @_spi(ForToolsIntegrationOnly) import Testing
private import _TestingInternals
@Suite("TypeInfo Tests")
struct TypeInfoTests {
@Test(arguments: [
(
String.self,
TypeInfo(fullyQualifiedName: "Swift.String", unqualifiedName: "String", mangledName: "")
),
(
[String].self,
TypeInfo(fullyQualifiedName: "Swift.Array<Swift.String>", unqualifiedName: "Array<String>", mangledName: "")
),
(
[Test].self,
TypeInfo(fullyQualifiedName: "Swift.Array<Testing.Test>", unqualifiedName: "Array<Test>", mangledName: "")
),
(
(key: String, value: Int).self,
TypeInfo(fullyQualifiedName: "(key: Swift.String, value: Swift.Int)", unqualifiedName: "(key: String, value: Int)", mangledName: "")
),
(
(() -> String).self,
TypeInfo(fullyQualifiedName: "() -> Swift.String", unqualifiedName: "() -> String", mangledName: "")
),
] as [(Any.Type, TypeInfo)])
func initWithType(type: Any.Type, expectedTypeInfo: TypeInfo) {
let typeInfo = TypeInfo(describing: type)
#expect(typeInfo == expectedTypeInfo)
}
@Test func typeNameInExtensionIsMungedCorrectly() {
#expect(String(reflecting: String.NestedType.self) == "(extension in TestingTests):Swift.String.NestedType")
#expect(TypeInfo(describing: String.NestedType.self).fullyQualifiedName == "Swift.String.NestedType")
}
@Test func typeNameOfFunctionIsMungedCorrectly() {
typealias T = (Int, String) -> Bool
#expect(TypeInfo(describing: T.self).fullyQualifiedName == "(Swift.Int, Swift.String) -> Swift.Bool")
}
@Test("Splitting raw identifiers",
arguments: [
("Foo.Bar", ["Foo", "Bar"]),
("`Foo`.Bar", ["`Foo`", "Bar"]),
("`Foo`.`Bar`", ["`Foo`", "`Bar`"]),
("Foo.`Bar`", ["Foo", "`Bar`"]),
("Foo.`Bar`.Quux", ["Foo", "`Bar`", "Quux"]),
("Foo.`B.ar`.Quux", ["Foo", "`B.ar`", "Quux"]),
// These have substrings we intentionally strip out.
("Foo.`B.ar`.(unknown context at $0).Quux", ["Foo", "`B.ar`", "Quux"]),
("(extension in Module):Foo.`B.ar`.(unknown context at $0).Quux", ["Foo", "`B.ar`", "Quux"]),
("(extension in `Module`):Foo.`B.ar`.(unknown context at $0).Quux", ["Foo", "`B.ar`", "Quux"]),
("(extension in `Module`):`Foo`.`B.ar`.(unknown context at $0).Quux", ["`Foo`", "`B.ar`", "Quux"]),
("(extension in `Mo:dule`):`Foo`.`B.ar`.(unknown context at $0).Quux", ["`Foo`", "`B.ar`", "Quux"]),
("(extension in `Module`):`F:oo`.`B.ar`.(unknown context at $0).Quux", ["`F:oo`", "`B.ar`", "Quux"]),
("`(extension in Foo):Bar`.Baz", ["`(extension in Foo):Bar`", "Baz"]),
("(extension in `(extension in Foo2):Bar2`):`(extension in Foo):Bar`.Baz", ["`(extension in Foo):Bar`", "Baz"]),
// These aren't syntactically valid, but we should at least not crash.
("Foo.`B.ar`.Quux.`Alpha`..Beta", ["Foo", "`B.ar`", "Quux", "`Alpha`", "", "Beta"]),
("Foo.`B.ar`.Quux.`Alpha", ["Foo", "`B.ar`", "Quux", "`Alpha"]),
("Foo.`B.ar`.Quux.`Alpha``", ["Foo", "`B.ar`", "Quux", "`Alpha``"]),
("Foo.`B.ar`.Quux.`Alpha...", ["Foo", "`B.ar`", "Quux", "`Alpha..."]),
]
)
func rawIdentifiers(fqn: String, expectedComponents: [String]) throws {
let actualComponents = TypeInfo.fullyQualifiedNameComponents(ofTypeWithName: fqn)
#expect(expectedComponents == actualComponents)
}
// As above, but round-tripping through .fullyQualifiedName.
@Test("Round-tripping raw identifiers",
arguments: [
("Foo.Bar", ["Foo", "Bar"]),
("`Foo`.Bar", ["`Foo`", "Bar"]),
("`Foo`.`Bar`", ["`Foo`", "`Bar`"]),
("Foo.`Bar`", ["Foo", "`Bar`"]),
("Foo.`Bar`.Quux", ["Foo", "`Bar`", "Quux"]),
("Foo.`B.ar`.Quux", ["Foo", "`B.ar`", "Quux"]),
// These aren't syntactically valid, but we should at least not crash.
("Foo.`B.ar`.Quux.`Alpha`..Beta", ["Foo", "`B.ar`", "Quux", "`Alpha`", "", "Beta"]),
("Foo.`B.ar`.Quux.`Alpha", ["Foo", "`B.ar`", "Quux", "`Alpha"]),
("Foo.`B.ar`.Quux.`Alpha``", ["Foo", "`B.ar`", "Quux", "`Alpha``"]),
("Foo.`B.ar`.Quux.`Alpha...", ["Foo", "`B.ar`", "Quux", "`Alpha..."]),
]
)
func roundTrippedRawIdentifiers(fqn: String, expectedComponents: [String]) throws {
let typeInfo = TypeInfo(fullyQualifiedName: fqn, unqualifiedName: "", mangledName: "")
#expect(typeInfo.fullyQualifiedName == fqn)
#expect(typeInfo.fullyQualifiedNameComponents == expectedComponents)
}
@available(_mangledTypeNameAPI, *)
@Test func mangledTypeName() {
#expect(_mangledTypeName(String.self) == TypeInfo(describing: String.self).mangledName)
#expect(_mangledTypeName(String.NestedType.self) == TypeInfo(describing: String.NestedType.self).mangledName)
#expect(_mangledTypeName(SomeEnum.self) == TypeInfo(describing: SomeEnum.self).mangledName)
}
@available(_mangledTypeNameAPI, *)
@Test func isImportedFromC() {
#expect(!TypeInfo(describing: String.self).isImportedFromC)
#expect(TypeInfo(describing: SWTTestEnumeration.self).isImportedFromC)
}
@available(_mangledTypeNameAPI, *)
@Test func isSwiftEnumeration() {
#expect(!TypeInfo(describing: String.self).isSwiftEnumeration)
#expect(TypeInfo(describing: SomeEnum.self).isSwiftEnumeration)
}
}
// MARK: - Fixtures
extension String {
enum NestedType {}
}
private enum SomeEnum {}
|
