1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
|
//===----------------------------------------------------------------------===//
//
// This source file is part of the Swift.org 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 https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
#if canImport(TestSupport)
import TestSupport
#endif
#if FOUNDATION_FRAMEWORK
@testable import Foundation
#else
@testable import FoundationEssentials
#endif // FOUNDATION_FRAMEWORK
@available(FoundationPreview 0.1, *)
class SortComparatorTests: XCTestCase {
func test_comparable_descriptors() {
let intDesc: ComparableComparator<Int> = ComparableComparator<Int>()
XCTAssertEqual(intDesc.compare(0, 1), .orderedAscending)
let result = intDesc.compare(1000, -10)
XCTAssertEqual(result, .orderedDescending)
}
func test_order() {
var intDesc: ComparableComparator<Int> = ComparableComparator<Int>(order: .reverse)
XCTAssertEqual(intDesc.compare(0, 1), .orderedDescending)
XCTAssertEqual(intDesc.compare(1000, -10), .orderedAscending)
XCTAssertEqual(intDesc.compare(100, 100), .orderedSame)
intDesc.order = .forward
XCTAssertEqual(intDesc.compare(0, 1), .orderedAscending)
XCTAssertEqual(intDesc.compare(1000, -10), .orderedDescending)
XCTAssertEqual(intDesc.compare(100, 100), .orderedSame)
}
func test_compare_options_descriptor() {
let compareOptions = String.Comparator(options: [.numeric])
XCTAssertEqual(
compareOptions.compare("ttestest005", "test2"),
"test005".compare("test2", options: [.numeric]))
XCTAssertEqual(
compareOptions.compare("test2", "test005"),
"test2".compare("test005", options: [.numeric]))
}
func testAnySortComparatorEquality() {
let a: ComparableComparator<Int> = ComparableComparator<Int>()
let b: ComparableComparator<Int> = ComparableComparator<Int>(order: .reverse)
let c: ComparableComparator<Double> = ComparableComparator<Double>()
XCTAssertEqual(AnySortComparator(a), AnySortComparator(a))
XCTAssertEqual(AnySortComparator(b), AnySortComparator(b))
XCTAssertEqual(AnySortComparator(c), AnySortComparator(c))
XCTAssertNotEqual(AnySortComparator(a), AnySortComparator(b))
XCTAssertNotEqual(AnySortComparator(b), AnySortComparator(c))
XCTAssertNotEqual(AnySortComparator(a), AnySortComparator(c))
}
}
|
