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//===----------------------------------------------------------------------===//
//
// This source file is part of the Swift open source project
//
// Copyright (c) 2014-2023 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 XCTest
import PackageGraph
@testable import PackageModel
import SPMTestSupport
private func XCTAssertEqualTargetIDs(
_ lhs: [ResolvedModule],
_ rhs: [ResolvedModule],
file: StaticString = #filePath,
line: UInt = #line
) {
XCTAssertEqual(lhs.map(\.id), rhs.map(\.id), file: file, line: line)
}
final class ResolvedModuleDependencyTests: XCTestCase {
func test1() throws {
let t1 = ResolvedModule.mock(packageIdentity: "pkg", name: "t1")
let t2 = ResolvedModule.mock(packageIdentity: "pkg", name: "t2", deps: t1)
let t3 = ResolvedModule.mock(packageIdentity: "pkg", name: "t3", deps: t2)
XCTAssertEqualTargetIDs(try t3.recursiveModuleDependencies(), [t2, t1])
XCTAssertEqualTargetIDs(try t2.recursiveModuleDependencies(), [t1])
}
func test2() throws {
let t1 = ResolvedModule.mock(packageIdentity: "pkg", name: "t1")
let t2 = ResolvedModule.mock(packageIdentity: "pkg", name: "t2", deps: t1)
let t3 = ResolvedModule.mock(packageIdentity: "pkg", name: "t3", deps: t2, t1)
let t4 = ResolvedModule.mock(packageIdentity: "pkg", name: "t4", deps: t2, t3, t1)
XCTAssertEqualTargetIDs(try t4.recursiveModuleDependencies(), [t3, t2, t1])
XCTAssertEqualTargetIDs(try t3.recursiveModuleDependencies(), [t2, t1])
XCTAssertEqualTargetIDs(try t2.recursiveModuleDependencies(), [t1])
}
func test3() throws {
let t1 = ResolvedModule.mock(packageIdentity: "pkg", name: "t1")
let t2 = ResolvedModule.mock(packageIdentity: "pkg", name: "t2", deps: t1)
let t3 = ResolvedModule.mock(packageIdentity: "pkg", name: "t3", deps: t2, t1)
let t4 = ResolvedModule.mock(packageIdentity: "pkg", name: "t4", deps: t1, t2, t3)
XCTAssertEqualTargetIDs(try t4.recursiveModuleDependencies(), [t3, t2, t1])
XCTAssertEqualTargetIDs(try t3.recursiveModuleDependencies(), [t2, t1])
XCTAssertEqualTargetIDs(try t2.recursiveModuleDependencies(), [t1])
}
func test4() throws {
let t1 = ResolvedModule.mock(packageIdentity: "pkg", name: "t1")
let t2 = ResolvedModule.mock(packageIdentity: "pkg", name: "t2", deps: t1)
let t3 = ResolvedModule.mock(packageIdentity: "pkg", name: "t3", deps: t2)
let t4 = ResolvedModule.mock(packageIdentity: "pkg", name: "t4", deps: t3)
XCTAssertEqualTargetIDs(try t4.recursiveModuleDependencies(), [t3, t2, t1])
XCTAssertEqualTargetIDs(try t3.recursiveModuleDependencies(), [t2, t1])
XCTAssertEqualTargetIDs(try t2.recursiveModuleDependencies(), [t1])
}
func test5() throws {
let t1 = ResolvedModule.mock(packageIdentity: "pkg", name: "t1")
let t2 = ResolvedModule.mock(packageIdentity: "pkg", name: "t2", deps: t1)
let t3 = ResolvedModule.mock(packageIdentity: "pkg", name: "t3", deps: t2)
let t4 = ResolvedModule.mock(packageIdentity: "pkg", name: "t4", deps: t3)
let t5 = ResolvedModule.mock(packageIdentity: "pkg", name: "t5", deps: t2)
let t6 = ResolvedModule.mock(packageIdentity: "pkg", name: "t6", deps: t5, t4)
// precise order is not important, but it is important that the following are true
let t6rd = try t6.recursiveModuleDependencies().map(\.id)
XCTAssertEqual(t6rd.firstIndex(of: t3.id)!, t6rd.index(after: t6rd.firstIndex(of: t4.id)!))
XCTAssert(t6rd.firstIndex(of: t5.id)! < t6rd.firstIndex(of: t2.id)!)
XCTAssert(t6rd.firstIndex(of: t5.id)! < t6rd.firstIndex(of: t1.id)!)
XCTAssert(t6rd.firstIndex(of: t2.id)! < t6rd.firstIndex(of: t1.id)!)
XCTAssert(t6rd.firstIndex(of: t3.id)! < t6rd.firstIndex(of: t2.id)!)
XCTAssertEqualTargetIDs(try t5.recursiveModuleDependencies(), [t2, t1])
XCTAssertEqualTargetIDs(try t4.recursiveModuleDependencies(), [t3, t2, t1])
XCTAssertEqualTargetIDs(try t3.recursiveModuleDependencies(), [t2, t1])
XCTAssertEqualTargetIDs(try t2.recursiveModuleDependencies(), [t1])
}
func test6() throws {
let t1 = ResolvedModule.mock(packageIdentity: "pkg", name: "t1")
let t2 = ResolvedModule.mock(packageIdentity: "pkg", name: "t2", deps: t1)
let t3 = ResolvedModule.mock(packageIdentity: "pkg", name: "t3", deps: t2)
let t4 = ResolvedModule.mock(packageIdentity: "pkg", name: "t4", deps: t3)
let t5 = ResolvedModule.mock(packageIdentity: "pkg", name: "t5", deps: t2)
let t6 = ResolvedModule.mock(
packageIdentity: "pkg",
name: "t6",
deps: t4,
t5
) // same as above, but these two swapped
// precise order is not important, but it is important that the following are true
let t6rd = try t6.recursiveModuleDependencies().map(\.id)
XCTAssertEqual(t6rd.firstIndex(of: t3.id)!, t6rd.index(after: t6rd.firstIndex(of: t4.id)!))
XCTAssert(t6rd.firstIndex(of: t5.id)! < t6rd.firstIndex(of: t2.id)!)
XCTAssert(t6rd.firstIndex(of: t5.id)! < t6rd.firstIndex(of: t1.id)!)
XCTAssert(t6rd.firstIndex(of: t2.id)! < t6rd.firstIndex(of: t1.id)!)
XCTAssert(t6rd.firstIndex(of: t3.id)! < t6rd.firstIndex(of: t2.id)!)
XCTAssertEqualTargetIDs(try t5.recursiveModuleDependencies(), [t2, t1])
XCTAssertEqualTargetIDs(try t4.recursiveModuleDependencies(), [t3, t2, t1])
XCTAssertEqualTargetIDs(try t3.recursiveModuleDependencies(), [t2, t1])
XCTAssertEqualTargetIDs(try t2.recursiveModuleDependencies(), [t1])
}
func testConditions() throws {
let t1 = ResolvedModule.mock(packageIdentity: "pkg", name: "t1")
let t2 = ResolvedModule.mock(packageIdentity: "pkg", name: "t2", deps: t1)
let t2NoConditions = ResolvedModule.mock(packageIdentity: "pkg", name: "t2", deps: t1)
let t2WithConditions = ResolvedModule.mock(
packageIdentity: "pkg",
name: "t2",
deps: t1,
conditions: [.init(platforms: [.linux])]
)
// FIXME: we should test for actual `t2` and `t2NoConditions` equality, but `SwiftTarget` is a reference type,
// which currently breaks this test, and it shouldn't
XCTAssertEqual(t2.dependencies, t2NoConditions.dependencies)
XCTAssertEqual(t2.dependencies, t2WithConditions.dependencies)
}
}
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