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//===----------------------------------------------------------------------===//
//
// This source file is part of the Swift open source project
//
// Copyright (c) 2014-2017 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See http://swift.org/LICENSE.txt for license information
// See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
import Basics
@testable import PackageLoading
import PackageModel
import SPMTestSupport
import XCTest
extension SystemLibraryModule {
convenience init(pkgConfig: String, providers: [SystemPackageProviderDescription] = []) {
self.init(
name: "Foo",
path: "/fake",
pkgConfig: pkgConfig.isEmpty ? nil : pkgConfig,
providers: providers.isEmpty ? nil : providers)
}
}
class PkgConfigTests: XCTestCase {
let inputsDir = AbsolutePath(#file).parentDirectory.appending(components: "Inputs")
let observability = ObservabilitySystem.makeForTesting()
let fs = localFileSystem
func testBasics() throws {
// No pkgConfig name.
do {
let result = try pkgConfigArgs(
for: SystemLibraryModule(pkgConfig: ""),
pkgConfigDirectories: [],
fileSystem: fs,
observabilityScope: observability.topScope
)
XCTAssertTrue(result.isEmpty)
}
// No pc file.
do {
let target = SystemLibraryModule(
pkgConfig: "Foo",
providers: [
.brew(["libFoo"]),
.apt(["libFoo-dev"]),
.yum(["libFoo-devel"]),
.nuget(["Foo"]),
]
)
for result in try pkgConfigArgs(
for: target,
pkgConfigDirectories: [],
fileSystem: fs,
observabilityScope: observability.topScope) {
XCTAssertEqual(result.pkgConfigName, "Foo")
XCTAssertEqual(result.cFlags, [])
XCTAssertEqual(result.libs, [])
switch result.provider {
case .brew(let names)?:
XCTAssertEqual(names, ["libFoo"])
case .apt(let names)?:
XCTAssertEqual(names, ["libFoo-dev"])
case .yum(let names)?:
XCTAssertEqual(names, ["libFoo-devel"])
case .nuget(let names)?:
XCTAssertEqual(names, ["Foo"])
case nil:
XCTFail("Expected a provider here")
}
XCTAssertTrue(result.couldNotFindConfigFile)
switch result.error {
case PkgConfigError.couldNotFindConfigFile?: break
default:
XCTFail("Unexpected error \(String(describing: result.error))")
}
}
}
}
func testEnvVar() throws {
// Pc file.
try Environment.makeCustom(["PKG_CONFIG_PATH": inputsDir.pathString]) {
for result in try pkgConfigArgs(
for: SystemLibraryModule(pkgConfig: "Foo"),
pkgConfigDirectories: [],
fileSystem: fs,
observabilityScope: observability.topScope
) {
XCTAssertEqual(result.pkgConfigName, "Foo")
XCTAssertEqual(result.cFlags, ["-I/path/to/inc", "-I\(inputsDir.pathString)"])
XCTAssertEqual(result.libs, ["-L/usr/da/lib", "-lSystemModule", "-lok"])
XCTAssertNil(result.provider)
XCTAssertNil(result.error)
XCTAssertFalse(result.couldNotFindConfigFile)
}
}
// Pc file with prohibited flags.
try Environment.makeCustom(["PKG_CONFIG_PATH": inputsDir.pathString]) {
for result in try pkgConfigArgs(
for: SystemLibraryModule(pkgConfig: "Bar"),
pkgConfigDirectories: [],
fileSystem: fs,
observabilityScope: observability.topScope
) {
XCTAssertEqual(result.pkgConfigName, "Bar")
XCTAssertEqual(result.cFlags, ["-I/path/to/inc"])
XCTAssertEqual(result.libs, ["-L/usr/da/lib", "-lSystemModule", "-lok"])
XCTAssertNil(result.provider)
XCTAssertFalse(result.couldNotFindConfigFile)
switch result.error {
case PkgConfigError.prohibitedFlags(let desc)?:
XCTAssertEqual(desc, "-DDenyListed")
default:
XCTFail("unexpected error \(result.error.debugDescription)")
}
}
}
// Pc file with -framework Framework flag.
try Environment.makeCustom(["PKG_CONFIG_PATH": inputsDir.pathString]) {
for result in try pkgConfigArgs(
for: SystemLibraryModule(pkgConfig: "Framework"),
pkgConfigDirectories: [],
fileSystem: fs,
observabilityScope: observability.topScope
) {
XCTAssertEqual(result.pkgConfigName, "Framework")
XCTAssertEqual(result.cFlags, ["-F/usr/lib"])
XCTAssertEqual(result.libs, ["-F/usr/lib", "-framework", "SystemFramework"])
XCTAssertNil(result.provider)
XCTAssertFalse(result.couldNotFindConfigFile)
switch result.error {
case PkgConfigError.prohibitedFlags(let desc)?:
XCTAssertEqual(desc, "-DDenyListed")
default:
XCTFail("unexpected error \(result.error.debugDescription)")
}
}
}
}
func testExplicitPkgConfigDirectories() throws {
// Pc file.
for result in try pkgConfigArgs(
for: SystemLibraryModule(pkgConfig: "Foo"),
pkgConfigDirectories: [inputsDir],
fileSystem: fs,
observabilityScope: observability.topScope
) {
XCTAssertEqual(result.pkgConfigName, "Foo")
XCTAssertEqual(result.cFlags, ["-I/path/to/inc", "-I\(inputsDir.pathString)"])
XCTAssertEqual(result.libs, ["-L/usr/da/lib", "-lSystemModule", "-lok"])
XCTAssertNil(result.provider)
XCTAssertNil(result.error)
XCTAssertFalse(result.couldNotFindConfigFile)
}
// Pc file with prohibited flags.
for result in try pkgConfigArgs(
for: SystemLibraryModule(pkgConfig: "Bar"),
pkgConfigDirectories: [inputsDir],
fileSystem: fs,
observabilityScope: observability.topScope
) {
XCTAssertEqual(result.pkgConfigName, "Bar")
XCTAssertEqual(result.cFlags, ["-I/path/to/inc"])
XCTAssertEqual(result.libs, ["-L/usr/da/lib", "-lSystemModule", "-lok"])
XCTAssertNil(result.provider)
XCTAssertFalse(result.couldNotFindConfigFile)
switch result.error {
case PkgConfigError.prohibitedFlags(let desc)?:
XCTAssertEqual(desc, "-DDenyListed")
default:
XCTFail("unexpected error \(result.error.debugDescription)")
}
}
// Pc file with -framework Framework flag.
let observability = ObservabilitySystem.makeForTesting()
for result in try pkgConfigArgs(
for: SystemLibraryModule(pkgConfig: "Framework"),
pkgConfigDirectories: [inputsDir],
fileSystem: fs,
observabilityScope: observability.topScope
) {
XCTAssertEqual(result.pkgConfigName, "Framework")
XCTAssertEqual(result.cFlags, ["-F/usr/lib"])
XCTAssertEqual(result.libs, ["-F/usr/lib", "-framework", "SystemFramework"])
XCTAssertNil(result.provider)
XCTAssertFalse(result.couldNotFindConfigFile)
switch result.error {
case PkgConfigError.prohibitedFlags(let desc)?:
XCTAssertEqual(desc, "-DDenyListed")
default:
XCTFail("unexpected error \(result.error.debugDescription)")
}
}
}
func testDependencies() throws {
// Use additionalSearchPaths instead of pkgConfigArgs to test handling
// of search paths when loading dependencies.
let result = try PkgConfig(
name: "Dependent",
additionalSearchPaths: [inputsDir],
fileSystem: localFileSystem,
observabilityScope: observability.topScope
)
XCTAssertEqual(result.name, "Dependent")
XCTAssertEqual(result.cFlags, ["-I/path/to/dependent/include", "-I/path/to/dependency/include"])
XCTAssertEqual(result.libs, ["-L/path/to/dependent/lib", "-L/path/to/dependency/lib"])
}
}
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