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// RUN: %empty-directory(%t)
// RUN: %empty-directory(%t/textual)
// RUN: %empty-directory(%t/binary)
// RUN: echo "public func foo() {}" > %t/Foo.swift
// RUN: %target-swift-frontend -emit-module %t/Foo.swift -module-name Foo -swift-version 5 -disable-implicit-concurrency-module-import -user-module-version 113.330.1.2.3 -emit-module-interface-path %t/textual/Foo.swiftinterface -enable-library-evolution -emit-module-path %t/binary/Foo.swiftmodule
// RUN: %target-typecheck-verify-swift -disable-implicit-concurrency-module-import -I %t/textual
// RUN: %target-typecheck-verify-swift -disable-implicit-concurrency-module-import -I %t/binary
import Foo
func canImportVersioned() {
#if canImport(Foo, _version: 0)
let majorZero = 1 // expected-warning {{initialization of immutable value 'majorZero' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Foo, _version: 112)
let majorSmaller = 1 // expected-warning {{initialization of immutable value 'majorSmaller' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Foo, _version: 113)
let majorEqual = 1 // expected-warning {{initialization of immutable value 'majorEqual' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Foo, _version: 114)
let majorLarger = 1
#endif
#if canImport(Foo, _version: 113.329)
let minorSmaller = 1 // expected-warning {{initialization of immutable value 'minorSmaller' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Foo, _version: 113.330)
let minorEqual = 1 // expected-warning {{initialization of immutable value 'minorEqual' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Foo, _version: 113.331)
let minorLarger = 1
#endif
#if canImport(Foo, _version: 113.330.0)
let patchSmaller = 1 // expected-warning {{initialization of immutable value 'patchSmaller' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Foo, _version: 113.330.1)
let patchEqual = 1 // expected-warning {{initialization of immutable value 'patchEqual' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Foo, _version: 113.330.2)
let patchLarger = 1
#endif
#if canImport(Foo, _version: 113.330.1.1)
let buildSmaller = 1 // expected-warning {{initialization of immutable value 'buildSmaller' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Foo, _version: 113.330.1.2)
let buildEqual = 1 // expected-warning {{initialization of immutable value 'buildEqual' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Foo, _version: 113.330.1.3)
let buildLarger = 1
#endif
#if canImport(Foo, _version: 113.330.1.2.0) // expected-warning {{trailing components of version '113.330.1.2' are ignored}}
let extraComponent = 1 // expected-warning {{initialization of immutable value 'extraComponent' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Foo, _underlyingVersion: 113.33)
// Foo is a Swift module with no underlying clang module.
let underlyingMinorSmaller = 1
#endif
#if canImport(Foo)
let noVersion = 1 // expected-warning {{initialization of immutable value 'noVersion' was never used; consider replacing with assignment to '_' or removing it}}
#endif
}
/// Test versions specified as string literals.
func canImportVersionedString() {
#if canImport(Foo, _version: "0")
let majorZero = 1 // expected-warning {{initialization of immutable value 'majorZero' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Foo, _version: "112")
let majorSmaller = 1 // expected-warning {{initialization of immutable value 'majorSmaller' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Foo, _version: "113")
let majorEqual = 1 // expected-warning {{initialization of immutable value 'majorEqual' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Foo, _version: "114")
let majorLarger = 1
#endif
#if canImport(Foo, _version: "113.329")
let minorSmaller = 1 // expected-warning {{initialization of immutable value 'minorSmaller' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Foo, _version: "113.330")
let minorEqual = 1 // expected-warning {{initialization of immutable value 'minorEqual' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Foo, _version: "113.331")
let minorLarger = 1
#endif
#if canImport(Foo, _version: "113.330.0")
let patchSmaller = 1 // expected-warning {{initialization of immutable value 'patchSmaller' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Foo, _version: "113.330.1")
let patchEqual = 1 // expected-warning {{initialization of immutable value 'patchEqual' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Foo, _version: "113.330.2")
let patchLarger = 1
#endif
#if canImport(Foo, _version: "113.330.1.1")
let buildSmaller = 1 // expected-warning {{initialization of immutable value 'buildSmaller' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Foo, _version: "113.330.1.2")
let buildEqual = 1 // expected-warning {{initialization of immutable value 'buildEqual' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Foo, _version: "113.330.1.3")
let buildLarger = 1
#endif
#if canImport(Foo, _version: "113.330.1.2.0") // expected-warning {{trailing components of version '113.330.1.2' are ignored}}
let extraComponent = 1 // expected-warning {{initialization of immutable value 'extraComponent' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Foo, _underlyingVersion: "113.33")
// Foo is a Swift module with no underlying clang module.
let underlyingMinorSmaller = 1
#endif
}
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