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//===----------------------------------------------------------------------===//
//
// This source file is part of the Swift open source project
//
// Copyright (c) 2014-2019 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 Foundation
import XCTest
import PackageGraph
final class VersionSetSpecifierTests: XCTestCase {
func testUnion() {
XCTAssertEqual(VersionSetSpecifier.union(from: ["1.0.0"..<"1.0.1"]), .exact("1.0.0"))
XCTAssertEqual(VersionSetSpecifier.union(from: ["1.0.0"..<"1.0.5"]), .range("1.0.0"..<"1.0.5"))
XCTAssertEqual(VersionSetSpecifier.union(from: ["1.0.0"..<"1.0.6", "1.0.5"..<"1.0.9"]), .range("1.0.0"..<"1.0.9"))
XCTAssertEqual(VersionSetSpecifier.union(from: ["1.0.0"..<"1.0.5", "1.0.5"..<"1.0.9"]), .range("1.0.0"..<"1.0.9"))
XCTAssertEqual(VersionSetSpecifier.union(from: ["1.0.5"..<"1.0.9", "1.0.0"..<"1.0.5"]), .range("1.0.0"..<"1.0.9"))
XCTAssertEqual(VersionSetSpecifier.union(from: ["1.0.0"..<"1.0.5", "1.0.5"..<"1.0.9", "1.0.11"..<"1.0.15"]), .ranges(["1.0.0"..<"1.0.9", "1.0.11"..<"1.0.15"]))
XCTAssertEqual(VersionSetSpecifier.exact("1.0.0").union(.exact("1.0.0")), .exact("1.0.0"))
let ranges1 = VersionSetSpecifier.union(from: ["1.0.0"..<"1.1.0", "1.1.1"..<"2.0.0"])
XCTAssertEqual(ranges1.union(.exact("1.1.0")), .range("1.0.0"..<"2.0.0"))
XCTAssertEqual(VersionSetSpecifier.union(from: ["1.0.0"..<"1.0.0", "1.0.1"..<"2.0.0"]), .range("1.0.0"..<"2.0.0"))
}
func testIntersection() {
let ranges = VersionSetSpecifier.union(from: ["1.0.0"..<"1.0.5", "1.0.6"..<"1.0.10"])
XCTAssertEqual(ranges.intersection(.range("1.0.1"..<"1.0.8")), .ranges(["1.0.1"..<"1.0.5", "1.0.6"..<"1.0.8"]))
let ranges1 = VersionSetSpecifier.union(from: ["1.0.0"..<"1.0.5", "1.0.6"..<"1.0.10"])
let ranges2 = VersionSetSpecifier.union(from: ["1.0.1"..<"1.0.3", "1.0.8"..<"1.0.9"])
XCTAssertEqual(ranges1.intersection(ranges2), .ranges(["1.0.1"..<"1.0.3", "1.0.8"..<"1.0.9"]))
}
func testDifference() {
do {
let v1: VersionSetSpecifier = .exact("1.0.0")
let v2: VersionSetSpecifier = .exact("2.0.0")
XCTAssertEqual(v1.difference(v1), .empty)
XCTAssertEqual(v2.difference(v1), v2)
}
do {
let v1: VersionSetSpecifier = .range("1.0.0"..<"1.0.0")
let v2: VersionSetSpecifier = .range("2.0.0"..<"2.0.0")
XCTAssertEqual(v1.difference(v1), .empty)
XCTAssertEqual(v2.difference(v1), v2)
}
XCTAssertEqual(VersionSetSpecifier.range("1.0.0"..<"2.0.0").difference(.exact("2.0.0")), .range("1.0.0"..<"2.0.0"))
XCTAssertEqual(VersionSetSpecifier.range("1.0.0"..<"2.0.0").difference(.exact("1.0.0")), .range("1.0.1"..<"2.0.0"))
XCTAssertEqual(VersionSetSpecifier.range("1.0.0"..<"2.0.0").difference(.exact("1.5.0")), .ranges(["1.0.0"..<"1.5.0", "1.5.1"..<"2.0.0"]))
XCTAssertEqual(VersionSetSpecifier.range("2.0.0"..<"2.0.0").difference(.exact("2.0.0")), .empty)
XCTAssertEqual(VersionSetSpecifier.range("2.0.0"..<"2.0.1").difference(.exact("2.0.0")), .empty)
XCTAssertEqual(VersionSetSpecifier.exact("1.0.0").difference(.range("1.0.0"..<"2.0.0")), .empty)
XCTAssertEqual(VersionSetSpecifier.exact("3.0.0").difference(.range("1.0.0"..<"2.0.0")), .exact("3.0.0"))
XCTAssertEqual(VersionSetSpecifier.exact("3.0.0").difference(.any), .empty)
XCTAssertEqual(VersionSetSpecifier.ranges(["1.0.0"..<"2.0.0", "3.0.0"..<"4.0.0"]).difference(.exact("2.0.0")), .ranges(["1.0.0"..<"2.0.0", "3.0.0"..<"4.0.0"]))
XCTAssertEqual(VersionSetSpecifier.ranges(["1.0.0"..<"2.0.0", "3.0.0"..<"4.0.0"]).difference(.exact("1.0.0")), .ranges(["1.0.1"..<"2.0.0", "3.0.0"..<"4.0.0"]))
XCTAssertEqual(VersionSetSpecifier.ranges(["1.0.0"..<"2.0.0", "3.0.0"..<"4.0.0"]).difference(.exact("3.5.0")), .ranges(["1.0.0"..<"2.0.0", "3.0.0"..<"3.5.0", "3.5.1"..<"4.0.0"]))
XCTAssertEqual(VersionSetSpecifier.ranges(["1.0.0"..<"1.0.0", "3.0.0"..<"4.0.0"]).difference(.exact("1.0.0")), .range("3.0.0"..<"4.0.0"))
XCTAssertEqual(VersionSetSpecifier.exact("1.5.0").difference(.ranges(["1.0.0"..<"2.0.0", "3.0.0"..<"4.0.0"])), .empty)
XCTAssertEqual(VersionSetSpecifier.exact("2.0.0").difference(.ranges(["1.0.0"..<"2.0.0", "3.0.0"..<"4.0.0"])), .exact("2.0.0"))
do {
let v1: VersionSetSpecifier = .range("1.0.0"..<"2.0.0")
let v1_5: VersionSetSpecifier = .range("1.5.0"..<"2.0.0")
let v1_49: VersionSetSpecifier = .range("1.4.9"..<"2.0.0")
XCTAssertEqual(v1.difference(v1), .empty)
XCTAssertEqual(v1.difference(.range("2.0.0"..<"2.0.0")), v1)
XCTAssertEqual(v1.difference(v1_5), .range("1.0.0"..<"1.5.0"))
XCTAssertEqual(VersionSetSpecifier.range("1.0.0"..<"2.0.0").difference(.range("1.1.0"..<"1.5.0")), .ranges(["1.0.0"..<"1.1.0", "1.5.0"..<"2.0.0"]))
XCTAssertEqual(v1_49.difference(v1_5), .range("1.4.9"..<"1.5.0"))
XCTAssertEqual(v1_5.difference(v1_49), .empty)
}
XCTAssertEqual(VersionSetSpecifier.range("1.0.0"..<"5.0.0").difference(.ranges(["1.0.0"..<"2.0.0", "3.0.0"..<"4.0.0"])), .ranges(["2.0.0"..<"3.0.0", "4.0.0"..<"5.0.0"]))
XCTAssertEqual(VersionSetSpecifier.range("1.0.0"..<"2.0.0").difference(.range("1.0.0"..<"1.8.0")), .range("1.8.0"..<"2.0.0"))
XCTAssertEqual(VersionSetSpecifier.range("1.0.0"..<"5.0.0").difference(.ranges(["1.0.0"..<"2.0.0", "2.0.1"..<"5.0.0"])), .exact("2.0.0"))
XCTAssertEqual(VersionSetSpecifier.ranges(["3.2.1"..<"3.2.4", "3.2.5"..<"4.0.0"]).difference(.ranges(["3.2.1"..<"3.2.3", "3.2.3"..<"4.0.0"])), .exact("3.2.3"))
XCTAssertEqual(VersionSetSpecifier.ranges(["1.0.0"..<"2.0.0", "2.0.1"..<"5.0.0"]).difference(.ranges(["1.0.0"..<"2.0.0", "2.0.1"..<"5.0.0"])), .empty)
XCTAssertEqual(VersionSetSpecifier.ranges(["0.0.0"..<"0.9.1", "1.0.0"..<"2.0.0", "2.0.1"..<"5.0.0"]).difference(.ranges(["1.0.0"..<"1.4.0", "2.4.1"..<"4.0.0"])), .ranges(["0.0.0"..<"0.9.1", "1.4.0"..<"2.0.0", "2.0.1"..<"2.4.1", "4.0.0"..<"5.0.0"]))
XCTAssertEqual(VersionSetSpecifier.ranges(["1.0.0"..<"2.0.0", "2.0.1"..<"5.0.0"]).difference(.range("1.0.0"..<"2.0.0")), .range("2.0.1"..<"5.0.0"))
XCTAssertEqual(VersionSetSpecifier.ranges(["3.2.0"..<"3.2.3", "3.2.4"..<"4.0.0"]).difference(.exact("3.2.2")), .ranges(["3.2.0"..<"3.2.2", "3.2.4"..<"4.0.0"]))
XCTAssertEqual(VersionSetSpecifier.ranges(["3.2.0"..<"3.2.1", "3.2.3"..<"4.0.0"]).difference(.exact("3.2.0")), .range("3.2.3"..<"4.0.0"))
XCTAssertEqual(VersionSetSpecifier.exact("1.0.0-beta").difference(.exact("1.0.0-beta")), .empty)
XCTAssertEqual(VersionSetSpecifier.exact("2.0.0-beta").difference(.exact("1.0.0")), .exact("2.0.0-beta"))
XCTAssertEqual(VersionSetSpecifier.exact("2.0.0-beta").difference(.exact("1.0.0-beta")), .exact("2.0.0-beta"))
XCTAssertEqual(VersionSetSpecifier.range("1.0.0-beta"..<"1.0.0-beta").difference(.range("1.0.0-beta"..<"1.0.0-beta")), .empty)
XCTAssertEqual(VersionSetSpecifier.range("2.0.0-beta"..<"2.0.0-beta").difference(.range("1.0.0"..<"2.0.0")), .range("2.0.0-beta"..<"2.0.0-beta"))
XCTAssertEqual(VersionSetSpecifier.range("2.0.0-beta"..<"2.0.0-beta").difference(.range("1.0.0-beta"..<"2.0.0")), .range("2.0.0-beta"..<"2.0.0-beta"))
XCTAssertEqual(VersionSetSpecifier.range("1.0.0-beta"..<"2.0.0").difference(.exact("2.0.0")), .range("1.0.0-beta"..<"2.0.0"))
XCTAssertEqual(VersionSetSpecifier.range("1.0.0-beta"..<"2.0.0").difference(.exact("1.0.0-beta")), .range("1.0.0-beta.0"..<"2.0.0"))
XCTAssertEqual(VersionSetSpecifier.range("1.0.0-beta"..<"2.0.0").difference(.exact("1.0.0-beta.5")), .ranges(["1.0.0-beta"..<"1.0.0-beta.5", "1.0.0-beta.5.0"..<"2.0.0"]))
XCTAssertEqual(VersionSetSpecifier.range("1.0.0-beta"..<"2.0.0").difference(.range("1.0.0-beta.3" ..< "2.0.0")), .range("1.0.0-beta"..<"1.0.0-beta.3"))
XCTAssertEqual(VersionSetSpecifier.range("1.0.0-beta.5"..<"1.0.0-beta.30").difference(.range("1.0.0-beta.10" ..< "2.0.0")), .range("1.0.0-beta.5"..<"1.0.0-beta.10"))
XCTAssertEqual(VersionSetSpecifier.range("1.0.0-beta"..<"1.0.0-beta.30").difference(.range("1.0.0-beta.3" ..< "1.0.0-beta.10")), .ranges(["1.0.0-beta"..<"1.0.0-beta.3", "1.0.0-beta.10"..<"1.0.0-beta.30"]))
XCTAssertEqual(VersionSetSpecifier.range("1.0.0-alpha"..<"2.0.0").difference(.range("1.0.0-beta" ..< "2.0.0")), .range("1.0.0-alpha"..<"1.0.0-beta"))
XCTAssertEqual(VersionSetSpecifier.range("1.0.0-beta"..<"2.0.0").difference(.range("1.0.0-alpha" ..< "2.0.0")), .empty)
}
func testEquality() {
// Basic cases.
XCTAssertTrue(VersionSetSpecifier.any == VersionSetSpecifier.any)
XCTAssertTrue(VersionSetSpecifier.empty == VersionSetSpecifier.empty)
XCTAssertTrue(VersionSetSpecifier.range("1.0.0"..<"5.0.0") == VersionSetSpecifier.range("1.0.0"..<"5.0.0"))
XCTAssertTrue(VersionSetSpecifier.exact("1.2.3") == VersionSetSpecifier.exact("1.2.3"))
XCTAssertTrue(VersionSetSpecifier.ranges(["3.2.0"..<"3.2.1", "3.2.3"..<"4.0.0"]) == VersionSetSpecifier.ranges(["3.2.0"..<"3.2.1", "3.2.3"..<"4.0.0"]))
// Empty is equivalent to an empty list of ranges or if the list contains one range where the lower bound equals the upper bound./
XCTAssertTrue(VersionSetSpecifier.empty == VersionSetSpecifier.ranges([]))
XCTAssertTrue(VersionSetSpecifier.ranges([]) == VersionSetSpecifier.empty)
XCTAssertTrue(VersionSetSpecifier.empty == VersionSetSpecifier.ranges(["2.0.0"..<"2.0.0"]))
XCTAssertTrue(VersionSetSpecifier.ranges(["2.0.0"..<"2.0.0"]) == VersionSetSpecifier.empty)
// Empty is equivalent to a range where the lower bound equals the upper bound.
XCTAssertTrue(VersionSetSpecifier.empty == VersionSetSpecifier.range("2.0.0"..<"2.0.0"))
XCTAssertTrue(VersionSetSpecifier.range("2.0.0"..<"2.0.0") == VersionSetSpecifier.empty)
// Exact is equal to a range that spans a single patch.
XCTAssertTrue(VersionSetSpecifier.exact("2.0.1") == VersionSetSpecifier.range("2.0.1"..<"2.0.2"))
XCTAssertTrue(VersionSetSpecifier.range("2.0.1"..<"2.0.2") == VersionSetSpecifier.exact("2.0.1"))
// Exact is also equal to a list of ranges with one entry that spans a single patch.
XCTAssertTrue(VersionSetSpecifier.exact("2.0.1") == VersionSetSpecifier.ranges(["2.0.1"..<"2.0.2"]))
XCTAssertTrue(VersionSetSpecifier.ranges(["2.0.1"..<"2.0.2"]) == VersionSetSpecifier.exact("2.0.1"))
// A range is equal to a list of ranges with that one range.
XCTAssertTrue(VersionSetSpecifier.range("2.0.1"..<"2.0.2") == VersionSetSpecifier.ranges(["2.0.1"..<"2.0.2"]))
XCTAssertTrue(VersionSetSpecifier.ranges(["2.0.1"..<"2.0.2"]) == VersionSetSpecifier.range("2.0.1"..<"2.0.2"))
}
func testPrereleases() {
XCTAssertFalse(VersionSetSpecifier.any.supportsPrereleases)
XCTAssertFalse(VersionSetSpecifier.empty.supportsPrereleases)
XCTAssertFalse(VersionSetSpecifier.exact("0.0.1").supportsPrereleases)
XCTAssertTrue(VersionSetSpecifier.exact("0.0.1-latest").supportsPrereleases)
XCTAssertTrue(VersionSetSpecifier.range("0.0.1-latest" ..< "2.0.0").supportsPrereleases)
XCTAssertTrue(VersionSetSpecifier.range("0.0.1" ..< "2.0.0-latest").supportsPrereleases)
XCTAssertTrue(VersionSetSpecifier.ranges([
"0.0.1" ..< "0.0.2",
"0.0.1" ..< "2.0.0-latest",
]).supportsPrereleases)
XCTAssertTrue(VersionSetSpecifier.ranges([
"0.0.1-latest" ..< "0.0.2",
"0.0.1" ..< "2.0.0",
]).supportsPrereleases)
XCTAssertFalse(VersionSetSpecifier.ranges([
"0.0.1" ..< "0.0.2",
"0.0.1" ..< "2.0.0",
]).supportsPrereleases)
}
}
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