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/*
* Copyright 2017 Google
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#import <XCTest/XCTest.h>
#import "FIRAuthUserDefaultsStorage.h"
#if FIRAUTH_USER_DEFAULTS_STORAGE_AVAILABLE
NS_ASSUME_NONNULL_BEGIN
/** @var kKey
@brief The key used in tests.
*/
static NSString *const kKey = @"ACCOUNT";
/** @var kService
@brief The keychain service used in tests.
*/
static NSString *const kService = @"SERVICE";
/** @var kOtherService
@brief Another keychain service used in tests.
*/
static NSString *const kOtherService = @"OTHER_SERVICE";
/** @var kData
@brief A piece of keychain data used in tests.
*/
static NSString *const kData = @"DATA";
/** @var kOtherData
@brief Another piece of keychain data used in tests.
*/
static NSString *const kOtherData = @"OTHER_DATA";
/** @fn dataFromString
@brief Converts a NSString to NSData.
@param string The NSString to be converted from.
@return The NSData being the conversion result.
*/
static NSData *dataFromString(NSString *string) {
return [string dataUsingEncoding:NSUTF8StringEncoding];
}
/** @fn fakeError
@brief Creates a fake error object.
@return a non-nil NSError instance.
*/
static NSError *fakeError() {
return [NSError errorWithDomain:@"ERROR" code:-1 userInfo:nil];
}
/** @class FIRAuthUserDefaultsStorageTests
@brief Tests for @c FIRAuthUserDefaultsStorage .
*/
@interface FIRAuthUserDefaultsStorageTests : XCTestCase
@end
@implementation FIRAuthUserDefaultsStorageTests {
/** @var _storage
@brief The @c FIRAuthUserDefaultsStorage object under test.
*/
FIRAuthUserDefaultsStorage *_storage;
}
- (void)setUp {
[super setUp];
_storage = [[FIRAuthUserDefaultsStorage alloc] initWithService:kService];
[_storage clear];
}
/** @fn testReadNonexisting
@brief Tests reading non-existing storage item.
*/
- (void)testReadNonExisting {
NSError *error = fakeError();
XCTAssertNil([_storage dataForKey:kKey error:&error]);
XCTAssertNil(error);
}
/** @fn testWriteRead
@brief Tests writing and reading a storage item.
*/
- (void)testWriteRead {
XCTAssertTrue([_storage setData:dataFromString(kData) forKey:kKey error:NULL]);
NSError *error = fakeError();
XCTAssertEqualObjects([_storage dataForKey:kKey error:&error], dataFromString(kData));
XCTAssertNil(error);
}
/** @fn testOverwrite
@brief Tests overwriting a storage item.
*/
- (void)testOverwrite {
XCTAssertTrue([_storage setData:dataFromString(kData) forKey:kKey error:NULL]);
XCTAssertTrue([_storage setData:dataFromString(kOtherData) forKey:kKey error:NULL]);
NSError *error = fakeError();
XCTAssertEqualObjects([_storage dataForKey:kKey error:&error], dataFromString(kOtherData));
XCTAssertNil(error);
}
/** @fn testRemove
@brief Tests removing a storage item.
*/
- (void)testRemove {
XCTAssertTrue([_storage setData:dataFromString(kData) forKey:kKey error:NULL]);
XCTAssertTrue([_storage removeDataForKey:kKey error:NULL]);
NSError *error = fakeError();
XCTAssertNil([_storage dataForKey:kKey error:&error]);
XCTAssertNil(error);
}
/** @fn testServices
@brief Tests storage items belonging to different services doesn't affect each other.
*/
- (void)testServices {
XCTAssertTrue([_storage setData:dataFromString(kData) forKey:kKey error:NULL]);
_storage = [[FIRAuthUserDefaultsStorage alloc] initWithService:kOtherService];
NSError *error = fakeError();
XCTAssertNil([_storage dataForKey:kKey error:&error]);
XCTAssertNil(error);
}
/** @fn testStandardUserDefaults
@brief Tests standard user defaults are not affected by FIRAuthUserDefaultsStorage operations,
*/
- (void)testStandardUserDefaults {
NSUserDefaults *userDefaults = [NSUserDefaults standardUserDefaults];
NSUInteger count =
[userDefaults persistentDomainForName:[[NSBundle mainBundle] bundleIdentifier]].count;
XCTAssertTrue([_storage setData:dataFromString(kData) forKey:kKey error:NULL]);
XCTAssertNil([userDefaults dataForKey:kKey]);
XCTAssertEqual([userDefaults persistentDomainForName:[[NSBundle mainBundle] bundleIdentifier]]
.count, count);
}
@end
NS_ASSUME_NONNULL_END
#endif // FIRAUTH_USER_DEFAULTS_STORAGE_AVAILABLE
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