| /** |
| * @license |
| * Copyright 2020 Google LLC |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| import {PbAesCtrHmacAeadKeyFormat, PbHashType, PbOutputPrefixType} from '../internal/proto'; |
| |
| import {AesCtrHmacAeadKeyManager} from './aes_ctr_hmac_aead_key_manager'; |
| import {AesCtrHmacAeadKeyTemplates} from './aes_ctr_hmac_aead_key_templates'; |
| |
| describe('aes ctr hmac aead key templates test', function() { |
| it('aes128 ctr hmac sha256', function() { |
| // Expects function to create key with following parameters. |
| const expectedAesKeySize = 16; |
| const expectedIvSize = 16; |
| const expectedHmacKeySize = 32; |
| const expectedTagSize = 16; |
| const expectedHashFunction = PbHashType.SHA256; |
| const expectedOutputPrefix = PbOutputPrefixType.TINK; |
| |
| // Expected type URL is the one supported by AesCtrHmacAeadKeyManager. |
| const manager = new AesCtrHmacAeadKeyManager(); |
| const expectedTypeUrl = manager.getKeyType(); |
| |
| const keyTemplate = AesCtrHmacAeadKeyTemplates.aes128CtrHmacSha256(); |
| |
| expect(keyTemplate.getTypeUrl()).toBe(expectedTypeUrl); |
| expect(keyTemplate.getOutputPrefixType()).toBe(expectedOutputPrefix); |
| |
| // Test values in key format. |
| const keyFormat = PbAesCtrHmacAeadKeyFormat.deserializeBinary( |
| keyTemplate.getValue_asU8()); |
| |
| // Test AesCtrKeyFormat. |
| const aesCtrKeyFormat = keyFormat.getAesCtrKeyFormat(); |
| expect(aesCtrKeyFormat!.getKeySize()).toBe(expectedAesKeySize); |
| expect(aesCtrKeyFormat!.getParams()!.getIvSize()).toBe(expectedIvSize); |
| |
| // Test HmacKeyFormat. |
| const hmacKeyFormat = keyFormat.getHmacKeyFormat(); |
| expect(hmacKeyFormat!.getKeySize()).toBe(expectedHmacKeySize); |
| expect(hmacKeyFormat!.getParams()!.getTagSize()).toBe(expectedTagSize); |
| expect(hmacKeyFormat!.getParams()!.getHash()).toBe(expectedHashFunction); |
| |
| // Test that the template works with AesCtrHmacAeadKeyManager. |
| manager.getKeyFactory().newKey(keyTemplate.getValue_asU8()); |
| }); |
| |
| it('aes256 ctr hmac sha256', function() { |
| // Expects function to create key with following parameters. |
| const expectedAesKeySize = 32; |
| const expectedIvSize = 16; |
| const expectedHmacKeySize = 32; |
| const expectedTagSize = 32; |
| const expectedHashFunction = PbHashType.SHA256; |
| const expectedOutputPrefix = PbOutputPrefixType.TINK; |
| |
| // Expected type URL is the one supported by AesCtrHmacAeadKeyManager. |
| const manager = new AesCtrHmacAeadKeyManager(); |
| const expectedTypeUrl = manager.getKeyType(); |
| |
| const keyTemplate = AesCtrHmacAeadKeyTemplates.aes256CtrHmacSha256(); |
| |
| expect(keyTemplate.getTypeUrl()).toBe(expectedTypeUrl); |
| expect(keyTemplate.getOutputPrefixType()).toBe(expectedOutputPrefix); |
| |
| // Test values in key format. |
| const keyFormat = PbAesCtrHmacAeadKeyFormat.deserializeBinary( |
| keyTemplate.getValue_asU8()); |
| |
| // Test AesCtrKeyFormat. |
| const aesCtrKeyFormat = keyFormat.getAesCtrKeyFormat(); |
| expect(aesCtrKeyFormat!.getKeySize()).toBe(expectedAesKeySize); |
| expect(aesCtrKeyFormat!.getParams()!.getIvSize()).toBe(expectedIvSize); |
| |
| // Test HmacKeyFormat. |
| const hmacKeyFormat = keyFormat.getHmacKeyFormat(); |
| expect(hmacKeyFormat!.getKeySize()).toBe(expectedHmacKeySize); |
| expect(hmacKeyFormat!.getParams()!.getTagSize()).toBe(expectedTagSize); |
| expect(hmacKeyFormat!.getParams()!.getHash()).toBe(expectedHashFunction); |
| |
| // Test that the template works with AesCtrHmacAeadKeyManager. |
| manager.getKeyFactory().newKey(keyTemplate.getValue_asU8()); |
| }); |
| }); |