Files
swift-mirror/test/Interpreter/initializers.swift
Michael Gottesman d4e09b0944 [silgen] Add an extra swift-version 5 run to initializer tests.
We currently run these in swift-version 4 by default. This caused us to miss
some bugs that only occur in swift-version 5 due to initializer changes
happening in swift 5. This at least will allow us to catch such issues in the
future.

NOTE: I am also going to change objc_throwing_initializers.swift in the same
way, but after I fix the bugs that adding -swift-version 5 exposes therein
(which is actually <rdar://problem/59830255>)
2020-05-19 11:47:08 -07:00

117 lines
3.0 KiB
Swift

// RUN: %target-run-simple-swift(-swift-version 4) | %FileCheck %s
// RUN: %target-run-simple-swift(-swift-version 5) | %FileCheck %s
// REQUIRES: executable_test
// Test initialization and initializer inheritance.
var depth = 0
func printAtDepth(_ s: String) {
for i in 0..<depth { print("*", terminator: "") }
print(s)
}
class A {
var int: Int
var string: String
convenience init() {
printAtDepth("Starting A.init()")
depth += 1
self.init(int:5)
depth -= 1
printAtDepth("Ending A.init()")
}
convenience init(int i:Int) {
printAtDepth("Starting A.init withInt(\(i))")
depth += 1
self.init(int:i, string:"hello")
depth -= 1
printAtDepth("Ending A.init withInt(\(i))")
}
init(int i:Int, string: String) {
printAtDepth("Starting A.init withInt(\(i)) string(\(string))")
self.int = i
self.string = string
printAtDepth("Ending A.init withInt(\(i)) string(\(string))")
}
deinit {
printAtDepth("A.deinit")
}
}
class B : A {
var double: Double
convenience override init(int i:Int, string: String) {
printAtDepth("Starting B.init withInt(\(i)) string(\(string))")
depth += 1
self.init(int: i, string:string, double:3.14159)
depth -= 1
printAtDepth("Ending B.init withInt(\(i)) string(\(string))")
}
init(int i:Int, string: String, double:Double) {
printAtDepth("Starting B.init withInt(\(i)) string(\(string)) double(\(double))")
self.double = double
depth += 1
super.init(int: i, string: string)
depth -= 1
printAtDepth("Ending B.init withInt(\(i)) string(\(string)) double(\(double))")
}
deinit {
printAtDepth("B.deinit")
}
}
class C : B {
override init(int i:Int, string: String, double: Double) {
printAtDepth("Starting C.init withInt(\(i)) string(\(string)) double(\(double))")
depth += 1
super.init(int: i, string: string, double: double)
depth -= 1
printAtDepth("Ending C.init withInt(\(i)) string(\(string)) double(\(double))")
}
deinit {
printAtDepth("C.deinit")
}
}
print("-----Constructing C()-----")
// CHECK: Starting A.init()
// CHECK: *Starting A.init withInt(5)
// CHECK: **Starting B.init withInt(5) string(hello)
// CHECK: ***Starting C.init withInt(5) string(hello) double(3.14159)
// CHECK: ****Starting B.init withInt(5) string(hello) double(3.14159)
// CHECK: *****Starting A.init withInt(5) string(hello)
// CHECK: *****Ending A.init withInt(5) string(hello)
// CHECK: ****Ending B.init withInt(5) string(hello) double(3.14159)
// CHECK: ***Ending C.init withInt(5) string(hello) double(3.14159)
// CHECK: **Ending B.init withInt(5) string(hello)
// CHECK: *Ending A.init withInt(5)
// CHECK: Ending A.init()
// CHECK: C.deinit
// CHECK: B.deinit
// CHECK: A.deinit
C()
// rdar://problem/18877135
class Foo: ExpressibleByFloatLiteral {
required init(floatLiteral: Float) { }
func identify() { print("Foo") }
}
class Bar: Foo {
override func identify() { print("Bar") }
}
let x: Bar = 1.0
x.identify() // CHECK-LABEL: Bar