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[test] Verify that TypeDecoder handles same-type constraints properly #26045

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Merged
merged 1 commit into from
Jul 24, 2019
Merged

[test] Verify that TypeDecoder handles same-type constraints properly #26045

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90 changes: 90 additions & 0 deletions test/TypeDecoder/nominal_types.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -51,6 +51,64 @@ struct Constrained<T : P> {}

func generic<T>(_: Constrained<T>) {}


protocol STSTagProtocol {}
struct STSOuter : STSTagProtocol {}

enum STSContainer<T : STSTagProtocol> {
class Superclass {}
class Subclass<U>: Superclass where T == STSOuter {
class ExtraNested: Superclass {}
}

class GenericSuperclass<U> {}
class Subclass2<U>: GenericSuperclass<U> where T == STSOuter {}

class Subclass3<U: Collection>: Superclass where T == U.Element {}

class MoreNesting<X> {
class Subclass<U>: Superclass where T == STSOuter {}
}

struct Fields<U> where T == STSOuter {
var x: T?
var y: U?
}

enum Cases<U> where T == STSOuter {
case a(T)
case b(U)
}
}

// A new type with an easily-recognizable, easily-strippable suffix character.
enum STSContainer℠<T : STSTagProtocol> {
class Superclass {}
class GenericSuperclass<U> {}
}
extension STSContainer℠ where T == STSOuter {
class Subclass<U>: Superclass {
class ExtraNested: Superclass {}
}

class Subclass2<U>: GenericSuperclass<U> {}

class MoreNesting<X> {
class Subclass<U>: Superclass {}
}

struct Fields<U> {
var x: T?
var y: U?
}

enum Cases<U> {
case a(T)
case b(U)
}
}


// DEMANGLE-TYPE: $s13nominal_types5OuterVD
// CHECK-TYPE: Outer

Expand Down Expand Up @@ -80,6 +138,38 @@ func generic<T>(_: Constrained<T>) {}
// DEMANGLE-TYPE: $s13nominal_types11ConstrainedVyxGD
// CHECK-TYPE: Constrained<τ_0_0>

// DEMANGLE-TYPE: $s13nominal_types12STSContainerO8SubclassCyAA8STSOuterV_SiG
// CHECK-TYPE: STSContainer<STSOuter>.Subclass<Int>
// DEMANGLE-TYPE: $s13nominal_types0017STSContainer_swCgOA2A8STSOuterVRszrlE8SubclassCyAE_SiG
// CHECK-TYPE: STSContainer℠<STSOuter>.Subclass<Int>

// DEMANGLE-TYPE: $s13nominal_types12STSContainerO9Subclass2CyAA8STSOuterV_SiG
// CHECK-TYPE: STSContainer<STSOuter>.Subclass2<Int>
// DEMANGLE-TYPE: $s13nominal_types0017STSContainer_swCgOA2A8STSOuterVRszrlE9Subclass2CyAE_SiG
// CHECK-TYPE: STSContainer℠<STSOuter>.Subclass2<Int>

// DEMANGLE-TYPE: $s13nominal_types12STSContainerO9Subclass3CyAA8STSOuterV_SayAGGG
// CHECK-TYPE: STSContainer<STSOuter>.Subclass3<Array<STSOuter>>

// DEMANGLE-TYPE: $s13nominal_types12STSContainerO8SubclassC11ExtraNestedCyAA8STSOuterV_Si_G
// CHECK-TYPE: STSContainer<STSOuter>.Subclass<Int>.ExtraNested
// DEMANGLE-TYPE: $s13nominal_types0017STSContainer_swCgOA2A8STSOuterVRszrlE8SubclassC11ExtraNestedCyAE_Si_G
// CHECK-TYPE: STSContainer℠<STSOuter>.Subclass<Int>.ExtraNested

// DEMANGLE-TYPE: $s13nominal_types12STSContainerO11MoreNestingC8SubclassCyAA8STSOuterV_Sb_SiG
// CHECK-TYPE: STSContainer<STSOuter>.MoreNesting<Bool>.Subclass<Int>
// DEMANGLE-TYPE: $s13nominal_types0017STSContainer_swCgOA2A8STSOuterVRszrlE11MoreNestingC8SubclassCyAE_Sb_SiG
// CHECK-TYPE: STSContainer℠<STSOuter>.MoreNesting<Bool>.Subclass<Int>

// DEMANGLE-TYPE: $s13nominal_types12STSContainerO6FieldsVyAA8STSOuterV_SiG
// CHECK-TYPE: STSContainer<STSOuter>.Fields<Int>
// DEMANGLE-TYPE: $s13nominal_types0017STSContainer_swCgOA2A8STSOuterVRszrlE6FieldsVyAE_SiG
// CHECK-TYPE: STSContainer℠<STSOuter>.Fields<Int>

// DEMANGLE-TYPE: $s13nominal_types12STSContainerO5CasesOyAA8STSOuterV_SiG
// CHECK-TYPE: STSContainer<STSOuter>.Cases<Int>
// DEMANGLE-TYPE: $s13nominal_types0017STSContainer_swCgOA2A8STSOuterVRszrlE5CasesOyAE_SiG
// CHECK-TYPE: STSContainer℠<STSOuter>.Cases<Int>

// DEMANGLE-DECL: $s13nominal_types5OuterV
// DEMANGLE-DECL: $s13nominal_types5OuterV5InnerO
Expand Down