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d96b051d28
Tacking "Pointee" on just for unary operations (and especially operations with an optional count) created inconsistency.
64 lines
1.4 KiB
Swift
64 lines
1.4 KiB
Swift
// RUN: %target-run-simple-swift | FileCheck %s
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// REQUIRES: executable_test
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import Swift
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print("testing...")
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// CHECK: testing...
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struct Bundle {
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init() {
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locations = Array()
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}
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var name = String()
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var locations: [String]
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}
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var a = _HeapBuffer<Bundle,Int>(_HeapBufferStorage<Bundle,Int>.self, Bundle(), 10)
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var b = a.value
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a.value.name = "DaveA"
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a.value.locations.append("Princeton")
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a.value.locations.append("San Jose")
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for x in 0..<10 {
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(a.baseAddress + x).initialize(with: x)
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}
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print("buffer has storage: \(a.storage != nil)")
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// CHECK-NEXT: buffer has storage: true
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func testUnique() {
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print("buffer is unique: \(a.isUniquelyReferenced())")
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// CHECK-NEXT: buffer is unique: true
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var addRef = [ a ]
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print("copied buffer is unique: \(a.isUniquelyReferenced())")
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// CHECK-NEXT: copied buffer is unique: false
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}
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testUnique()
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print("a == a: \(a == a)")
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// CHECK-NEXT: a == a: true
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let other = _HeapBuffer<Bundle,Int>(
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_HeapBufferStorage<Bundle,Int>.self, Bundle(), 0)
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print("a == other: \(a == other)")
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// CHECK-NEXT: a == other: false
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print("name=\(a.value.name)")
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// CHECK-NEXT: name=DaveA
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print("length=\(a.value.locations.count)")
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// CHECK-NEXT: length=2
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print("locations[0]=\(a.value.locations[0])")
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// CHECK-NEXT: locations[0]=Princeton
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print("locations[1]=\(a.value.locations[1])")
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// CHECK-NEXT: locations[1]=San Jose
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for x in 0..<10 {
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print(a.baseAddress[x], terminator: "")
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}
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print("")
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// CHECK-NEXT: 0123456789
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