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swift-mirror/test/stdlib/PrintStruct.swift

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// RUN: %empty-directory(%t)
// RUN: %target-build-swift -c -whole-module-optimization -parse-as-library -emit-module -emit-module-path %t/PrintTestTypes.swiftmodule -o %t/PrintTestTypes.o %S/Inputs/PrintTestTypes.swift
// RUN: %target-build-swift %s -Xlinker %t/PrintTestTypes.o -I %t -L %t -o %t/main
// RUN: %target-codesign %t/main
// RUN: %target-run %t/main
// REQUIRES: executable_test
// REQUIRES: reflection
import StdlibUnittest
import PrintTestTypes
let PrintTests = TestSuite("PrintStruct")
PrintTests.test("Printable") {
let s0 = [ WithoutDescription(1), WithoutDescription(2), WithoutDescription(3) ]
expectPrinted(
"[PrintTestTypes.WithoutDescription(x: 1), PrintTestTypes.WithoutDescription(x: 2), PrintTestTypes.WithoutDescription(x: 3)]",
s0)
expectDebugPrinted(
"[PrintTestTypes.WithoutDescription(x: 1), PrintTestTypes.WithoutDescription(x: 2), PrintTestTypes.WithoutDescription(x: 3)]",
s0)
expectPrinted("EmptyStructWithoutDescription()",
EmptyStructWithoutDescription())
expectDebugPrinted("PrintTestTypes.EmptyStructWithoutDescription()",
EmptyStructWithoutDescription())
expectPrinted(
"ValuesWithoutDescription<Double, String, Array<Int>>(t: 1.25, u: \"abc\", v: [1, 2, 3])",
ValuesWithoutDescription(1.25, "abc", [ 1, 2, 3 ]))
expectDebugPrinted(
"PrintTestTypes.ValuesWithoutDescription<Swift.Double, Swift.String, Swift.Array<Swift.Int>>(t: 1.25, u: \"abc\", v: [1, 2, 3])", ValuesWithoutDescription(1.25, "abc", [ 1, 2, 3 ]))
}
PrintTests.test("custom string convertible structs") {
struct Wrapper : CustomStringConvertible {
var x: CustomStringConvertible?
var description: String {
return "Wrapper(\(x.debugDescription))"
}
}
expectPrinted("Wrapper(nil)", Wrapper())
expectPrinted("Wrapper(Optional(Wrapper(nil)))",
Wrapper(x: Wrapper()))
expectPrinted("Wrapper(Optional(Wrapper(Optional(Wrapper(nil)))))",
Wrapper(x: Wrapper(x: Wrapper())))
}
func test_ThickMetatypePrintingImpl<T>(
_ thickMetatype: T.Type,
_ expectedPrint: String,
_ expectedDebug: String
) {
expectPrinted(expectedPrint, thickMetatype)
expectPrinted("[\(expectedDebug)]", [thickMetatype])
expectDebugPrinted(expectedDebug, thickMetatype)
expectDebugPrinted("[\(expectedDebug)]", [thickMetatype])
}
PrintTests.test("StructPrintable") {
let s0 = StructPrintable(1)
let s1: ProtocolUnrelatedToPrinting = StructPrintable(1)
let s2: CustomStringConvertible = StructPrintable(1)
let s3: Any = StructPrintable(1)
expectPrinted("►1◀", s0)
expectPrinted("►1◀", s1)
expectPrinted("►1◀", s2)
expectPrinted("►1◀", s3)
let structMetatype = StructPrintable.self
expectPrinted("StructPrintable", structMetatype)
expectDebugPrinted("PrintTestTypes.StructPrintable", structMetatype)
expectPrinted("[PrintTestTypes.StructPrintable]", [structMetatype])
expectDebugPrinted("[PrintTestTypes.StructPrintable]", [structMetatype])
test_ThickMetatypePrintingImpl(structMetatype, "StructPrintable",
"PrintTestTypes.StructPrintable")
}
PrintTests.test("LargeStructPrintable") {
let s0 = LargeStructPrintable(10, 20, 30, 40)
let s1: ProtocolUnrelatedToPrinting = LargeStructPrintable(10, 20, 30, 40)
let s2: CustomStringConvertible = LargeStructPrintable(10, 20, 30, 40)
let s3: Any = LargeStructPrintable(10, 20, 30, 40)
expectPrinted("<10 20 30 40>", s0)
expectPrinted("<10 20 30 40>", s1)
expectPrinted("<10 20 30 40>", s2)
expectPrinted("<10 20 30 40>", s0)
expectPrinted("<10 20 30 40>", s3)
}
PrintTests.test("StructVeryPrintable") {
let s0 = StructVeryPrintable(1)
let s1: ProtocolUnrelatedToPrinting = StructVeryPrintable(1)
let s2: CustomStringConvertible = StructVeryPrintable(1)
let s3: CustomDebugStringConvertible = StructVeryPrintable(1)
let s4: Any = StructVeryPrintable(1)
expectPrinted("<description: 1>", s0)
expectPrinted("<description: 1>", s1)
expectPrinted("<description: 1>", s2)
expectPrinted("<description: 1>", s3)
expectPrinted("<description: 1>", s4)
}
runAllTests()