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// This source file is part of the Swift.org 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
//
class TestCachedURLResponse : XCTestCase {
func test_copy() throws {
let url = try XCTUnwrap(URL(string: "http://example.com/"))
let response = URLResponse(url: url, mimeType: nil, expectedContentLength: -1, textEncodingName: nil)
let bytes: [UInt8] = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
let data = Data(bytes: bytes, count: bytes.count)
let userInfo: [AnyHashable: Any] = ["Key1": "Value1", "Key2": "Value2"]
let storagePolicy = URLCache.StoragePolicy.allowedInMemoryOnly
let cachedResponse = CachedURLResponse(response: response, data: data, userInfo: userInfo, storagePolicy: storagePolicy)
let copiedResponse = cachedResponse.copy() as! CachedURLResponse
XCTAssertEqual(cachedResponse.response, copiedResponse.response)
XCTAssertEqual(cachedResponse.data, copiedResponse.data)
XCTAssertEqual(cachedResponse.userInfo?.keys, copiedResponse.userInfo?.keys)
XCTAssertEqual(cachedResponse.storagePolicy, copiedResponse.storagePolicy)
}
func test_initDefaultUserInfoAndStoragePolicy() throws {
let url = try XCTUnwrap(URL(string: "http://example.com/"))
let response = URLResponse(url: url, mimeType: nil, expectedContentLength: -1, textEncodingName: nil)
let bytes: [UInt8] = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
let data = Data(bytes: bytes, count: bytes.count)
let cachedResponse = CachedURLResponse(response: response, data: data)
XCTAssertEqual(response, cachedResponse.response)
XCTAssertEqual(data, cachedResponse.data)
XCTAssertNil(cachedResponse.userInfo)
XCTAssertEqual(.allowed, cachedResponse.storagePolicy)
}
func test_initDefaultUserInfo() throws {
let url = try XCTUnwrap(URL(string: "http://example.com/"))
let response = URLResponse(url: url, mimeType: nil, expectedContentLength: -1, textEncodingName: nil)
let bytes: [UInt8] = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
let data = Data(bytes: bytes, count: bytes.count)
let storagePolicy = URLCache.StoragePolicy.allowedInMemoryOnly
let cachedResponse = CachedURLResponse(response: response, data: data, storagePolicy: storagePolicy)
XCTAssertEqual(response, cachedResponse.response)
XCTAssertEqual(data, cachedResponse.data)
XCTAssertNil(cachedResponse.userInfo)
XCTAssertEqual(storagePolicy, cachedResponse.storagePolicy)
}
func test_initWithoutDefaults() throws {
let url = try XCTUnwrap(URL(string: "http://example.com/"))
let response = URLResponse(url: url, mimeType: nil, expectedContentLength: -1, textEncodingName: nil)
let bytes: [UInt8] = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
let data = Data(bytes: bytes, count: bytes.count)
let userInfo: [AnyHashable: Any] = ["Key1": "Value1", "Key2": "Value2"]
let storagePolicy = URLCache.StoragePolicy.allowedInMemoryOnly
let cachedResponse = CachedURLResponse(response: response, data: data, userInfo: userInfo, storagePolicy: storagePolicy)
XCTAssertEqual(response, cachedResponse.response)
XCTAssertEqual(data, cachedResponse.data)
XCTAssertEqual(userInfo.keys, cachedResponse.userInfo?.keys)
XCTAssertEqual(storagePolicy, cachedResponse.storagePolicy)
}
func test_equalWithTheSameInstance() throws {
let url = try XCTUnwrap(URL(string: "http://example.com/"))
let response = URLResponse(url: url, mimeType: nil, expectedContentLength: -1, textEncodingName: nil)
let bytes: [UInt8] = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
let data = Data(bytes: bytes, count: bytes.count)
let userInfo: [AnyHashable: Any] = ["Key1": "Value1", "Key2": "Value2"]
let storagePolicy = URLCache.StoragePolicy.allowedInMemoryOnly
let cachedResponse = CachedURLResponse(response: response, data: data, userInfo: userInfo, storagePolicy: storagePolicy)
XCTAssertTrue(cachedResponse.isEqual(cachedResponse))
}
func test_equalWithUnrelatedObject() throws {
let url = try XCTUnwrap(URL(string: "http://example.com/"))
let response = URLResponse(url: url, mimeType: nil, expectedContentLength: -1, textEncodingName: nil)
let bytes: [UInt8] = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
let data = Data(bytes: bytes, count: bytes.count)
let userInfo: [AnyHashable: Any] = ["Key1": "Value1", "Key2": "Value2"]
let storagePolicy = URLCache.StoragePolicy.allowedInMemoryOnly
let cachedResponse = CachedURLResponse(response: response, data: data, userInfo: userInfo, storagePolicy: storagePolicy)
XCTAssertFalse(cachedResponse.isEqual(NSObject()))
}
func test_equalCheckingResponse() throws {
let url1 = try XCTUnwrap(URL(string: "http://example.com/"))
let response1 = URLResponse(url: url1, mimeType: nil, expectedContentLength: -1, textEncodingName: nil)
let bytes: [UInt8] = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
let data = Data(bytes: bytes, count: bytes.count)
let userInfo: [AnyHashable: Any] = ["Key1": "Value1", "Key2": "Value2"]
let storagePolicy = URLCache.StoragePolicy.allowedInMemoryOnly
let cachedResponse1 = CachedURLResponse(response: response1, data: data, userInfo: userInfo, storagePolicy: storagePolicy)
let url2 = try XCTUnwrap(URL(string: "http://example.com/second"))
let response2 = URLResponse(url: url2, mimeType: nil, expectedContentLength: -1, textEncodingName: nil)
let cachedResponse2 = CachedURLResponse(response: response2, data: data, userInfo: userInfo, storagePolicy: storagePolicy)
let url3 = try XCTUnwrap(URL(string: "http://example.com/"))
let response3 = URLResponse(url: url3, mimeType: nil, expectedContentLength: -1, textEncodingName: nil)
let cachedResponse3 = CachedURLResponse(response: response3, data: data, userInfo: userInfo, storagePolicy: storagePolicy)
XCTAssertFalse(cachedResponse1.isEqual(cachedResponse2))
XCTAssertFalse(cachedResponse2.isEqual(cachedResponse1))
XCTAssertTrue(cachedResponse1.isEqual(cachedResponse3))
XCTAssertTrue(cachedResponse3.isEqual(cachedResponse1))
}
func test_equalCheckingData() throws {
let url = try XCTUnwrap(URL(string: "http://example.com/"))
let response = URLResponse(url: url, mimeType: nil, expectedContentLength: -1, textEncodingName: nil)
let bytes1: [UInt8] = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
let data1 = Data(bytes: bytes1, count: bytes1.count)
let userInfo: [AnyHashable: Any] = ["Key1": "Value1", "Key2": "Value2"]
let storagePolicy = URLCache.StoragePolicy.allowedInMemoryOnly
let cachedResponse1 = CachedURLResponse(response: response, data: data1, userInfo: userInfo, storagePolicy: storagePolicy)
let bytes2: [UInt8] = [9, 8, 7, 6, 5, 4, 3, 2, 1, 0]
let data2 = Data(bytes: bytes2, count: bytes2.count)
let cachedResponse2 = CachedURLResponse(response: response, data: data2, userInfo: userInfo, storagePolicy: storagePolicy)
let bytes3: [UInt8] = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
let data3 = Data(bytes: bytes3, count: bytes3.count)
let cachedResponse3 = CachedURLResponse(response: response, data: data3, userInfo: userInfo, storagePolicy: storagePolicy)
XCTAssertFalse(cachedResponse1.isEqual(cachedResponse2))
XCTAssertFalse(cachedResponse2.isEqual(cachedResponse1))
XCTAssertTrue(cachedResponse1.isEqual(cachedResponse3))
XCTAssertTrue(cachedResponse3.isEqual(cachedResponse1))
}
func test_equalCheckingStoragePolicy() throws {
let url = try XCTUnwrap(URL(string: "http://example.com/"))
let response = URLResponse(url: url, mimeType: nil, expectedContentLength: -1, textEncodingName: nil)
let bytes: [UInt8] = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
let data = Data(bytes: bytes, count: bytes.count)
let userInfo: [AnyHashable: Any] = ["Key1": "Value1", "Key2": "Value2"]
let storagePolicy1 = URLCache.StoragePolicy.allowedInMemoryOnly
let cachedResponse1 = CachedURLResponse(response: response, data: data, userInfo: userInfo, storagePolicy: storagePolicy1)
let storagePolicy2 = URLCache.StoragePolicy.notAllowed
let cachedResponse2 = CachedURLResponse(response: response, data: data, userInfo: userInfo, storagePolicy: storagePolicy2)
let storagePolicy3 = URLCache.StoragePolicy.allowedInMemoryOnly
let cachedResponse3 = CachedURLResponse(response: response, data: data, userInfo: userInfo, storagePolicy: storagePolicy3)
XCTAssertFalse(cachedResponse1.isEqual(cachedResponse2))
XCTAssertFalse(cachedResponse2.isEqual(cachedResponse1))
XCTAssertTrue(cachedResponse1.isEqual(cachedResponse3))
XCTAssertTrue(cachedResponse3.isEqual(cachedResponse1))
}
func test_hash() throws {
let url1 = try XCTUnwrap(URL(string: "http://example.com/"))
let response1 = URLResponse(url: url1, mimeType: nil, expectedContentLength: -1, textEncodingName: nil)
let bytes1: [UInt8] = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
let data1 = Data(bytes: bytes1, count: bytes1.count)
let userInfo1: [AnyHashable: Any] = ["Key1": "Value1", "Key2": "Value2"]
let storagePolicy1 = URLCache.StoragePolicy.allowedInMemoryOnly
let cachedResponse1 = CachedURLResponse(response: response1, data: data1, userInfo: userInfo1, storagePolicy: storagePolicy1)
let url2 = try XCTUnwrap(URL(string: "http://example.com/"))
let response2 = URLResponse(url: url2, mimeType: nil, expectedContentLength: -1, textEncodingName: nil)
let bytes2: [UInt8] = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
let data2 = Data(bytes: bytes2, count: bytes2.count)
let userInfo2: [AnyHashable: Any] = ["Key1": "Value1", "Key2": "Value2"]
let storagePolicy2 = URLCache.StoragePolicy.allowedInMemoryOnly
let cachedResponse2 = CachedURLResponse(response: response2, data: data2, userInfo: userInfo2, storagePolicy: storagePolicy2)
// Ideally, this cached response should have a different hash.
let url3 = try XCTUnwrap(URL(string: "http://example.com/second"))
let response3 = URLResponse(url: url3, mimeType: nil, expectedContentLength: -1, textEncodingName: nil)
let bytes3: [UInt8] = [9, 8, 7, 6, 5, 4, 3, 2, 1, 0]
let data3 = Data(bytes: bytes3, count: bytes3.count)
let userInfo3: [AnyHashable: Any] = ["Key3": "Value3", "Key2": "Value2"]
let storagePolicy3 = URLCache.StoragePolicy.notAllowed
let cachedResponse3 = CachedURLResponse(response: response3, data: data3, userInfo: userInfo3, storagePolicy: storagePolicy3)
XCTAssertEqual(cachedResponse1.hash, cachedResponse2.hash)
XCTAssertNotEqual(cachedResponse1.hash, cachedResponse3.hash)
XCTAssertNotEqual(cachedResponse2.hash, cachedResponse3.hash)
}
}
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