macro_plugin_disable_sandbox.swift

// REQUIRES: swift_swift_parser

// sandbox-exec is only avaiable in Darwin
// REQUIRES: OS=macosx

// RUN: %empty-directory(%t)
// RUN: %empty-directory(%t/plugins)

// RUN: split-file %s %t

//== Build the plugins
// RUN: %host-build-swift \
// RUN: -swift-version 5 \
// RUN: -emit-library \
// RUN: -o %t/plugins/%target-library-name(MacroDefinition) \
// RUN: -module-name=MacroDefinition \
// RUN: %t/MacroDefinition.swift \
// RUN: -g -no-toolchain-stdlib-rpath

// RUN: %swift-build-c-plugin -o %t/mock-plugin %t/TestPlugin.c

//== Nested sandbox. Expected to fail because sandbox-exec doesn't support nested sandboxing.
// RUN: not sandbox-exec -p '(version 1)(allow default)' \
// RUN: %target-swift-frontend \
// RUN: -typecheck -verify \
// RUN: -swift-version 5 \
// RUN: -external-plugin-path %t/plugins#%swift-plugin-server \
// RUN: -load-plugin-executable %t/mock-plugin#TestPlugin \
// RUN: -module-name MyApp \
// RUN: %t/test.swift

//== Avoid nested sandbox by -disable-sandbox
// RUN: sandbox-exec -p '(version 1)(allow default)' \
// RUN: %target-swift-frontend \
// RUN: -disable-sandbox \
// RUN: -typecheck -verify \
// RUN: -swift-version 5 \
// RUN: -external-plugin-path %t/plugins#%swift-plugin-server \
// RUN: -load-plugin-executable %t/mock-plugin#TestPlugin \
// RUN: -module-name MyApp \
// RUN: %t/test.swift


//--- MacroDefinition.swift
import SwiftSyntax
import SwiftSyntaxBuilder
import SwiftSyntaxMacros

publicstructStringifyMacro:ExpressionMacro{
publicstaticfunc expansion(
 of macro:someFreestandingMacroExpansionSyntax,
 in context:someMacroExpansionContext
)->ExprSyntax{
guardlet argument = macro.arguments.first?.expression else{
fatalError("boom")
}

return"(\(argument), \(StringLiteralExprSyntax(content: argument.description)))"
}
}

//--- TestPlugin.c
#include "swift-c/MockPlugin/MockPlugin.h"

MOCK_PLUGIN([
{
"expect":{"getCapability":{}},
"response":{"getCapabilityResult":{"capability":{"protocolVersion":1}}}
},
{
"expect":{"expandFreestandingMacro":{
"macro":{"moduleName":"TestPlugin","typeName":"TestStringMacro"}}},
"response":{"expandMacroResult":{"expandedSource":"\"test string\"","diagnostics":[]}}
}
])

//--- test.swift
@freestanding(expression) macro stringify<T>(_ value:T)->(T,String)= #externalMacro(module:"MacroDefinition", type:"StringifyMacro")
@freestanding(expression) macro testString()->String= #externalMacro(module:"TestPlugin", type:"TestStringMacro")

func test(){
let _:String= #stringify(42).1
let _:String= #testString
}