| // This source file is part of the Swift.org open source project |
| // |
| // Copyright (c) 2014 - 2016 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 |
| // |
| |
| |
| |
| #if DEPLOYMENT_RUNTIME_OBJC || os(Linux) |
| import Foundation |
| import XCTest |
| #else |
| import SwiftFoundation |
| import SwiftXCTest |
| #endif |
| |
| |
| |
| class TestNSSet : XCTestCase { |
| |
| static var allTests: [(String, (TestNSSet) -> () throws -> Void)] { |
| return [ |
| ("test_BasicConstruction", test_BasicConstruction), |
| ("testInitWithSet", testInitWithSet), |
| ("test_enumeration", test_enumeration), |
| ("test_sequenceType", test_sequenceType), |
| ("test_setOperations", test_setOperations), |
| ("test_equality", test_equality), |
| ("test_copying", test_copying), |
| ("test_mutableCopying", test_mutableCopying), |
| ("test_CountedSetBasicConstruction", test_CountedSetBasicConstruction), |
| ("test_CountedSetObjectCount", test_CountedSetObjectCount), |
| ("test_CountedSetAddObject", test_CountedSetAddObject), |
| ("test_CountedSetRemoveObject", test_CountedSetRemoveObject), |
| ("test_CountedSetCopying", test_CountedSetCopying), |
| ("test_mutablesetWithDictionary", test_mutablesetWithDictionary), |
| ] |
| } |
| |
| func test_BasicConstruction() { |
| let set = NSSet() |
| let set2 = NSSet(array: ["foo", "bar"]) |
| XCTAssertEqual(set.count, 0) |
| XCTAssertEqual(set2.count, 2) |
| } |
| |
| func testInitWithSet() { |
| let genres: Set<AnyHashable> = ["Rock", "Classical", "Hip hop"] |
| let set1 = NSSet(set: genres) |
| let set2 = NSSet(set: genres, copyItems: false) |
| XCTAssertEqual(set1.count, 3) |
| XCTAssertEqual(set2.count, 3) |
| XCTAssertEqual(set1, set2) |
| |
| let set3 = NSSet(set: genres, copyItems: true) |
| XCTAssertEqual(set3.count, 3) |
| XCTAssertEqual(set3, set2) |
| } |
| |
| func test_enumeration() { |
| let set = NSSet(array: ["foo", "bar", "baz"]) |
| let e = set.objectEnumerator() |
| var result = Set<String>() |
| result.insert((e.nextObject()! as! String)) |
| result.insert((e.nextObject()! as! String)) |
| result.insert((e.nextObject()! as! String)) |
| XCTAssertEqual(result, Set(["foo", "bar", "baz"])) |
| |
| let empty = NSSet().objectEnumerator() |
| XCTAssertNil(empty.nextObject()) |
| XCTAssertNil(empty.nextObject()) |
| } |
| |
| func test_sequenceType() { |
| let set = NSSet(array: ["foo", "bar", "baz"]) |
| var res = Set<String>() |
| for obj in set { |
| res.insert((obj as! String)) |
| } |
| XCTAssertEqual(res, Set(["foo", "bar", "baz"])) |
| } |
| |
| func test_setOperations() { |
| let set = NSMutableSet(array: ["foo", "bar"]) |
| set.union(["bar", "baz"]) |
| XCTAssertTrue(set.isEqual(to: ["foo", "bar", "baz"])) |
| } |
| |
| func test_equality() { |
| let inputArray1 = ["this", "is", "a", "test", "of", "equality", "with", "strings"] |
| let inputArray2 = ["this", "is", "a", "test", "of", "equality", "with", "objects"] |
| let set1 = NSSet(array: inputArray1) |
| let set2 = NSSet(array: inputArray1) |
| let set3 = NSSet(array: inputArray2) |
| |
| XCTAssertTrue(set1 == set2) |
| XCTAssertTrue(set1.isEqual(set2)) |
| XCTAssertTrue(set1.isEqual(to: Set(inputArray1))) |
| XCTAssertEqual(set1.hash, set2.hash) |
| XCTAssertEqual(set1.hashValue, set2.hashValue) |
| |
| XCTAssertFalse(set1 == set3) |
| XCTAssertFalse(set1.isEqual(set3)) |
| XCTAssertFalse(set1.isEqual(to: Set(inputArray2))) |
| |
| XCTAssertFalse(set1.isEqual(nil)) |
| XCTAssertFalse(set1.isEqual(NSObject())) |
| } |
| |
| func test_copying() { |
| let inputArray = ["this", "is", "a", "test", "of", "copy", "with", "strings"] |
| |
| let set = NSSet(array: inputArray) |
| let setCopy1 = set.copy() as! NSSet |
| XCTAssertTrue(set === setCopy1) |
| |
| let setMutableCopy = set.mutableCopy() as! NSMutableSet |
| let setCopy2 = setMutableCopy.copy() as! NSSet |
| XCTAssertTrue(type(of: setCopy2) === NSSet.self) |
| XCTAssertFalse(setMutableCopy === setCopy2) |
| for entry in setCopy2 { |
| XCTAssertTrue(NSArray(array: setMutableCopy.allObjects).index(of: entry) != NSNotFound) |
| } |
| } |
| |
| func test_mutableCopying() { |
| let inputArray = ["this", "is", "a", "test", "of", "mutableCopy", "with", "strings"] |
| let set = NSSet(array: inputArray) |
| |
| let setMutableCopy1 = set.mutableCopy() as! NSMutableSet |
| XCTAssertTrue(type(of: setMutableCopy1) === NSMutableSet.self) |
| XCTAssertFalse(set === setMutableCopy1) |
| for entry in setMutableCopy1 { |
| XCTAssertTrue(NSArray(array: set.allObjects).index(of: entry) != NSNotFound) |
| } |
| |
| let setMutableCopy2 = setMutableCopy1.mutableCopy() as! NSMutableSet |
| XCTAssertTrue(type(of: setMutableCopy2) === NSMutableSet.self) |
| XCTAssertFalse(setMutableCopy2 === setMutableCopy1) |
| for entry in setMutableCopy2 { |
| XCTAssertTrue(NSArray(array: setMutableCopy1.allObjects).index(of: entry) != NSNotFound) |
| } |
| } |
| |
| func test_CountedSetBasicConstruction() { |
| let v1 = "v1" |
| let v2 = "v2" |
| let v3asv1 = "v1" |
| let set = NSCountedSet() |
| let set2 = NSCountedSet(array: [v1, v1, v2,v3asv1]) |
| let set3 = NSCountedSet(set: [v1, v1, v2,v3asv1]) |
| let set4 = NSCountedSet(capacity: 4) |
| |
| XCTAssertEqual(set.count, 0) |
| XCTAssertEqual(set2.count, 2) |
| XCTAssertEqual(set3.count, 2) |
| XCTAssertEqual(set4.count, 0) |
| |
| } |
| |
| func test_CountedSetObjectCount() { |
| let v1 = "v1" |
| let v2 = "v2" |
| let v3asv1 = "v1" |
| let set = NSCountedSet() |
| let set2 = NSCountedSet(array: [v1, v1, v2,v3asv1]) |
| let set3 = NSCountedSet(set: [v1, v1, v2,v3asv1]) |
| |
| XCTAssertEqual(set.count(for: v1), 0) |
| XCTAssertEqual(set2.count(for: v1), 3) |
| XCTAssertEqual(set2.count(for: v2), 1) |
| XCTAssertEqual(set2.count(for: v3asv1), 3) |
| XCTAssertEqual(set3.count(for: v1), 1) |
| XCTAssertEqual(set3.count(for: v2), 1) |
| XCTAssertEqual(set3.count(for: v3asv1), 1) |
| } |
| |
| func test_CountedSetAddObject() { |
| let v1 = "v1" |
| let v2 = "v2" |
| let v3asv1 = "v1" |
| let set = NSCountedSet(array: [v1, v1, v2]) |
| |
| XCTAssertEqual(set.count(for: v1), 2) |
| XCTAssertEqual(set.count(for: v2), 1) |
| set.add(v3asv1) |
| XCTAssertEqual(set.count(for: v1), 3) |
| set.addObjects(from: [v1,v2]) |
| XCTAssertEqual(set.count(for: v1), 4) |
| XCTAssertEqual(set.count(for: v2), 2) |
| } |
| |
| |
| func test_CountedSetRemoveObject() { |
| let v1 = "v1" |
| let v2 = "v2" |
| let set = NSCountedSet(array: [v1, v1, v2]) |
| |
| XCTAssertEqual(set.count(for: v1), 2) |
| XCTAssertEqual(set.count(for: v2), 1) |
| set.remove(v2) |
| XCTAssertEqual(set.count(for: v2), 0) |
| XCTAssertEqual(set.count(for: v1), 2) |
| set.remove(v2) |
| XCTAssertEqual(set.count(for: v2), 0) |
| XCTAssertEqual(set.count(for: v1), 2) |
| set.removeAllObjects() |
| XCTAssertEqual(set.count(for: v2), 0) |
| XCTAssertEqual(set.count(for: v1), 0) |
| } |
| |
| func test_CountedSetCopying() { |
| let inputArray = ["this", "is", "a", "test", "of", "copy", "with", "strings"] |
| |
| let set = NSCountedSet(array: inputArray) |
| let setCopy = set.copy() as! NSCountedSet |
| XCTAssertFalse(set === setCopy) |
| |
| let setMutableCopy = set.mutableCopy() as! NSCountedSet |
| XCTAssertFalse(set === setMutableCopy) |
| XCTAssertTrue(type(of: setCopy) === NSCountedSet.self) |
| XCTAssertTrue(type(of: setMutableCopy) === NSCountedSet.self) |
| for entry in setCopy { |
| XCTAssertTrue(NSArray(array: setMutableCopy.allObjects).index(of: entry) != NSNotFound) |
| } |
| } |
| |
| func test_mutablesetWithDictionary() { |
| let aSet = NSMutableSet() |
| let dictionary = NSMutableDictionary() |
| let key = NSString(string: "Hello") |
| aSet.add(["world": "again"]) |
| dictionary.setObject(aSet, forKey: key) |
| XCTAssertNotNil(dictionary.description) //should not crash |
| } |
| } |