72 lines
2.6 KiB
Dart
72 lines
2.6 KiB
Dart
// Copyright (c) 2023, Sudipto Chandra
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// All rights reserved. Check LICENSE file for details.
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import 'dart:math';
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import 'package:hashlib/hashlib.dart';
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import 'package:test/test.dart';
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final tests = {
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"": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855",
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"a": "ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb",
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"abc": "ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad",
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"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq":
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"248d6a61d20638b8e5c026930c3e6039a33ce45964ff2167f6ecedd419db06c1",
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"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789":
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"db4bfcbd4da0cd85a60c3c37d3fbd8805c77f15fc6b1fdfe614ee0a7c8fdb4c0",
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"12345678901234567890123456789012345678901234567890123456789012345678901234567890":
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"f371bc4a311f2b009eef952dd83ca80e2b60026c8e935592d0f9c308453c813e",
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"The quick brown fox jumps over the lazy dog":
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"d7a8fbb307d7809469ca9abcb0082e4f8d5651e46d3cdb762d02d0bf37c9e592",
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"The quick brown fox jumps over the lazy cog":
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"e4c4d8f3bf76b692de791a173e05321150f7a345b46484fe427f6acc7ecc81be",
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List.filled(512, "a").join():
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"471be6558b665e4f6dd49f1184814d1491b0315d466beea768c153cc5500c836",
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List.filled(128, "a").join():
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"6836cf13bac400e9105071cd6af47084dfacad4e5e302c94bfed24e013afb73e",
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List.filled(513, "a").join():
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"02425c0f5b0dabf3d2b9115f3f7723a02ad8bcfb1534a0d231614fd42b8188f6",
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List.filled(511, "a").join():
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"058fc5084b6355a06099bfef3de8e360344046dc5a47026de47470b9aabb5bfd",
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// List.filled(1000000, "a").join():
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// "cdc76e5c9914fb9281a1c7e284d73e67f1809a48a497200e046d39ccc7112cd0",
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};
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void main() {
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group('SHA256 test', () {
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test('with empty string', () {
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expect(sha256sum(""), tests[""]);
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});
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test('with single letter', () {
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expect(sha256sum("a"), tests["a"]);
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});
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test('with few letters', () {
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expect(sha256sum("abc"), tests["abc"]);
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});
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test('with string of length 511', () {
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var key = tests.keys.firstWhere((x) => x.length == 511);
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var value = tests[key]!;
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expect(sha256sum(key), value);
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});
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test('with known cases', () {
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tests.forEach((key, value) {
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expect(sha256sum(key), value);
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});
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});
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test('with stream', () async {
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for (final entry in tests.entries) {
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final stream = Stream.fromIterable(
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List.generate(1 + (entry.key.length >>> 3), (i) => i << 3))
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.map((e) => entry.key.substring(e, min(entry.key.length, e + 8)))
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.map((s) => s.codeUnits);
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final result = await sha256.bind(stream).first;
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expect(result.hex(), entry.value);
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}
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});
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});
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}
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