1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129
|
//===----------------------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
// This test file has been translated from swift/test/Parse/invalid_string_interpolation_protocol.swift
import XCTest
final class InvalidStringInterpolationProtocolTests: ParserTestCase {
func testInvalidStringInterpolationProtocol1() {
assertParse(
"""
// Has a lot of invalid 'appendInterpolation' methods
public struct BadStringInterpolation: StringInterpolationProtocol {
// {{educational-notes=string-interpolation-conformance}}
public init(literalCapacity: Int, interpolationCount: Int) {}
public mutating func appendLiteral(_: String) {}
public static func appendInterpolation(static: ()) {
// {{educational-notes=string-interpolation-conformance}}
}
private func appendInterpolation(private: ()) {
}
func appendInterpolation(default: ()) {
}
public func appendInterpolation(intResult: ()) -> Int {
// {{educational-notes=string-interpolation-conformance}}
}
}
"""
)
}
func testInvalidStringInterpolationProtocol2() {
assertParse(
"""
// Has no 'appendInterpolation' methods at all
public struct IncompleteStringInterpolation: StringInterpolationProtocol {
public init(literalCapacity: Int, interpolationCount: Int) {}
public mutating func appendLiteral(_: String) {}
}
"""
)
}
func testInvalidStringInterpolationProtocol3() {
assertParse(
"""
// Has only good 'appendInterpolation' methods.
public struct GoodStringInterpolation: StringInterpolationProtocol {
public init(literalCapacity: Int, interpolationCount: Int) {}
public mutating func appendLiteral(_: String) {}
public func appendInterpolation(noResult: ()) {}
public func appendInterpolation(voidResult: ()) -> Void {}
@discardableResult
public func appendInterpolation(discardableResult: ()) -> Int {}
}
"""
)
}
func testInvalidStringInterpolationProtocol4() {
assertParse(
"""
// Has only good 'appendInterpolation' methods, but they're in an extension.
public struct GoodSplitStringInterpolation: StringInterpolationProtocol {
public init(literalCapacity: Int, interpolationCount: Int) {}
public mutating func appendLiteral(_: String) {}
}
"""
)
}
func testInvalidStringInterpolationProtocol5() {
assertParse(
"""
extension GoodSplitStringInterpolation {
public func appendInterpolation(noResult: ()) {}
public func appendInterpolation(voidResult: ()) -> Void {}
@discardableResult
public func appendInterpolation(discardableResult: ()) -> Int {}
}
"""
)
}
func testInvalidStringInterpolationProtocol6() {
assertParse(
"""
// Has only good 'appendInterpolation' methods, and is not public.
struct GoodNonPublicStringInterpolation: StringInterpolationProtocol {
init(literalCapacity: Int, interpolationCount: Int) {}
mutating func appendLiteral(_: String) {}
func appendInterpolation(noResult: ()) {}
public func appendInterpolation(voidResult: ()) -> Void {}
@discardableResult
func appendInterpolation(discardableResult: ()) -> Int {}
}
"""
)
}
func testInvalidStringInterpolationProtocol7() {
assertParse(
"""
// Has a mixture of good and bad 'appendInterpolation' methods.
// We don't emit any errors in this case--we assume the others
// are implementation details or something.
public struct GoodStringInterpolationWithBadOnesToo: StringInterpolationProtocol {
public init(literalCapacity: Int, interpolationCount: Int) {}
public mutating func appendLiteral(_: String) {}
public func appendInterpolation(noResult: ()) {}
public static func appendInterpolation(static: ()) {}
private func appendInterpolation(private: ()) {}
func appendInterpolation(default: ()) {}
public func appendInterpolation(intResult: ()) -> Int {}
}
"""
)
}
}
|