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|
import SwiftFormat
final class ProtocolDeclTests: PrettyPrintTestCase {
func testBasicProtocolDeclarations() {
let input =
"""
protocol MyProtocol {
var A: Int { get set }
var B: Bool { get }
}
protocol MyProtocol {
var VeryLongVariable: Int { get set }
var B: Bool { get }
}
public protocol MyProtocol {
var A: Int { get set }
var B: Bool { get }
}
public protocol MyLongerProtocol {
var A: Int { get set }
var B: Bool { get }
}
"""
let expected =
"""
protocol MyProtocol {
var A: Int { get set }
var B: Bool { get }
}
protocol MyProtocol {
var VeryLongVariable: Int {
get set
}
var B: Bool { get }
}
public protocol MyProtocol {
var A: Int { get set }
var B: Bool { get }
}
public protocol
MyLongerProtocol
{
var A: Int { get set }
var B: Bool { get }
}
"""
assertPrettyPrintEqual(input: input, expected: expected, linelength: 30)
}
func testProtocolInheritance() {
let input =
"""
protocol MyProtocol: ProtoOne {
var A: Int { get set }
var B: Bool { get }
}
protocol MyProtocol: ProtoOne, ProtoTwo {
var A: Int { get set }
var B: Bool { get }
}
protocol MyProtocol: ProtoOne, ProtoTwo, ProtoThree {
var A: Int { get set }
var B: Bool { get }
}
"""
let expected =
"""
protocol MyProtocol: ProtoOne {
var A: Int { get set }
var B: Bool { get }
}
protocol MyProtocol: ProtoOne, ProtoTwo {
var A: Int { get set }
var B: Bool { get }
}
protocol MyProtocol: ProtoOne, ProtoTwo,
ProtoThree
{
var A: Int { get set }
var B: Bool { get }
}
"""
assertPrettyPrintEqual(input: input, expected: expected, linelength: 50)
}
func testProtocolAttributes() {
let input =
"""
@dynamicMemberLookup public protocol MyProtocol {
var A: Int { get set }
var B: Double { get }
}
@dynamicMemberLookup @objc public protocol MyProtocol {
var A: Int { get set }
var B: Double { get }
}
@dynamicMemberLookup @objc @objcMembers public protocol MyProtocol {
var A: Int { get set }
var B: Double { get }
}
@dynamicMemberLookup
@available(swift 4.0)
public protocol MyProtocol {
var A: Int { get set }
var B: Double { get }
}
"""
let expected =
"""
@dynamicMemberLookup public protocol MyProtocol {
var A: Int { get set }
var B: Double { get }
}
@dynamicMemberLookup @objc public protocol MyProtocol {
var A: Int { get set }
var B: Double { get }
}
@dynamicMemberLookup @objc @objcMembers
public protocol MyProtocol {
var A: Int { get set }
var B: Double { get }
}
@dynamicMemberLookup
@available(swift 4.0)
public protocol MyProtocol {
var A: Int { get set }
var B: Double { get }
}
"""
assertPrettyPrintEqual(input: input, expected: expected, linelength: 60)
}
func testProtocolWithFunctions() {
let input =
"""
protocol MyProtocol {
func foo(bar: Int) -> Int
func reallyLongName(reallyLongLabel: Int, anotherLongLabel: Bool) -> Float
func doAProtoThing(first: Foo, second s: Bar)
func doAThing(first: Foo) -> ResultType
func doSomethingElse(firstArg: Foo, second secondArg: Bar, third thirdArg: Baz)
func doStuff(firstArg: Foo, second second: Bar, third third: Baz) -> Output
}
"""
let expected =
"""
protocol MyProtocol {
func foo(bar: Int) -> Int
func reallyLongName(
reallyLongLabel: Int,
anotherLongLabel: Bool
) -> Float
func doAProtoThing(
first: Foo, second s: Bar)
func doAThing(first: Foo)
-> ResultType
func doSomethingElse(
firstArg: Foo,
second secondArg: Bar,
third thirdArg: Baz)
func doStuff(
firstArg: Foo,
second second: Bar,
third third: Baz
) -> Output
}
"""
assertPrettyPrintEqual(input: input, expected: expected, linelength: 30)
}
func testProtocolWithInitializers() {
let input =
"""
protocol MyProtocol {
init(bar: Int)
init(reallyLongLabel: Int, anotherLongLabel: Bool)
}
"""
let expected =
"""
protocol MyProtocol {
init(bar: Int)
init(
reallyLongLabel: Int,
anotherLongLabel: Bool)
}
"""
assertPrettyPrintEqual(input: input, expected: expected, linelength: 30)
}
func testProtocolWithAssociatedtype() {
let input =
"""
protocol MyProtocol {
var A: Int
associatedtype TypeOne
associatedtype TypeTwo: AnotherType
associatedtype TypeThree: SomeType where TypeThree.Item == Item
@available(swift 4.0)
associatedtype TypeFour
}
"""
let expected =
"""
protocol MyProtocol {
var A: Int
associatedtype TypeOne
associatedtype TypeTwo: AnotherType
associatedtype TypeThree: SomeType where TypeThree.Item == Item
@available(swift 4.0)
associatedtype TypeFour
}
"""
assertPrettyPrintEqual(input: input, expected: expected, linelength: 65)
}
func testEmptyProtocol() {
let input = "protocol Foo {}"
assertPrettyPrintEqual(input: input, expected: input + "\n", linelength: 50)
let wrapped = """
protocol Foo {
}
"""
assertPrettyPrintEqual(input: input, expected: wrapped, linelength: 14)
}
func testEmptyProtocolWithComment() {
let input = """
protocol Foo {
// foo
}
"""
assertPrettyPrintEqual(input: input, expected: input + "\n", linelength: 50)
}
func testOneMemberProtocol() {
let input = "protocol Foo { var bar: Int { get } }"
assertPrettyPrintEqual(input: input, expected: input + "\n", linelength: 50)
}
func testPrimaryAssociatedTypes_noPackArguments() {
let input =
"""
protocol MyProtocol<T> {
var a: Int { get }
var b: Bool { get }
}
protocol MyProtocol<T, S> {
var a: Int { get }
var b: Bool { get }
}
protocol MyProtocol<One, Two, Three, Four> {
var a: Int { get }
var b: Bool { get }
}
"""
let expected =
"""
protocol MyProtocol<T> {
var a: Int { get }
var b: Bool { get }
}
protocol MyProtocol<T, S> {
var a: Int { get }
var b: Bool { get }
}
protocol MyProtocol<
One,
Two,
Three,
Four
> {
var a: Int { get }
var b: Bool { get }
}
"""
var config = Configuration.forTesting
config.lineBreakBeforeEachArgument = true
assertPrettyPrintEqual(input: input, expected: expected, linelength: 30, configuration: config)
}
func testPrimaryAssociatedTypes_packArguments() {
let input =
"""
protocol MyProtocol<T> {
var a: Int { get }
var b: Bool { get }
}
protocol MyProtocol<T, S> {
var a: Int { get }
var b: Bool { get }
}
protocol MyProtocol<One, Two, Three, Four> {
var a: Int { get }
var b: Bool { get }
}
"""
let expected =
"""
protocol MyProtocol<T> {
var a: Int { get }
var b: Bool { get }
}
protocol MyProtocol<T, S> {
var a: Int { get }
var b: Bool { get }
}
protocol MyProtocol<
One, Two, Three, Four
> {
var a: Int { get }
var b: Bool { get }
}
"""
var config = Configuration.forTesting
config.lineBreakBeforeEachArgument = false
assertPrettyPrintEqual(input: input, expected: expected, linelength: 30, configuration: config)
}
}
|
