Index: mojo/public/dart/third_party/crypto/test/base64_test.dart |
diff --git a/mojo/public/dart/third_party/crypto/test/base64_test.dart b/mojo/public/dart/third_party/crypto/test/base64_test.dart |
new file mode 100644 |
index 0000000000000000000000000000000000000000..879239b0047094970334c1239cdef419b7fd8ac6 |
--- /dev/null |
+++ b/mojo/public/dart/third_party/crypto/test/base64_test.dart |
@@ -0,0 +1,297 @@ |
+// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
+// for details. All rights reserved. Use of this source code is governed by a |
+// BSD-style license that can be found in the LICENSE file. |
+ |
+// Library tag to allow the test to run on Dartium. |
+library base64_test; |
+ |
+import 'dart:math'; |
+import 'dart:async'; |
+ |
+import "package:crypto/crypto.dart"; |
+import "package:test/test.dart"; |
+ |
+void main() { |
+ test('encoder', _testEncoder); |
+ test('decoder', _testDecoder); |
+ test('decoder for malformed input', _testDecoderForMalformedInput); |
+ test('encode decode lists', _testEncodeDecodeLists); |
+ test('url safe encode-decode', _testUrlSafeEncodeDecode); |
+ test('percent-encoded padding character encode-decode', |
+ _testPaddingCharacter); |
+ test('streaming encoder', _testStreamingEncoder); |
+ test('streaming decoder', _testStreamingDecoder); |
+ test('streaming decoder for malformed input', |
+ _testStreamingDecoderForMalformedInput); |
+ test('streaming encoder for different decompositions of a list of bytes', |
+ _testStreamingEncoderForDecompositions); |
+ test('streaming decoder for different decompositions of a string', |
+ _testStreamingDecoderForDecompositions); |
+ test('streaming for encoded padding character', |
+ _testStreamingForEncodedPadding); |
+ test('old api', _testOldApi); |
+ test('url safe streaming encoder/decoder', _testUrlSafeStreaming); |
+ test('performance', _testPerformance); |
+ |
+ |
+} |
+ |
+// Data from http://tools.ietf.org/html/rfc4648. |
+const _INPUTS = |
+ const [ '', 'f', 'fo', 'foo', 'foob', 'fooba', 'foobar']; |
+const _RESULTS = |
+ const [ '', 'Zg==', 'Zm8=', 'Zm9v', 'Zm9vYg==', 'Zm9vYmE=', 'Zm9vYmFy']; |
+ |
+const _PADDING_INPUT = const [2, 8]; |
+ |
+var _STREAMING_ENCODER_INPUT = |
+ [[102, 102], [111, 102], |
+ [111, 111, 102, 111, 111, 98, 102, 111, |
+ 111, 98, 97, 102, 111, 111, 98, 97, 114]]; |
+ |
+const _STREAMING_ENCODED = 'ZmZvZm9vZm9vYmZvb2JhZm9vYmFy'; |
+const _STREAMING_DECODER_INPUT = |
+ const ['YmFz', 'ZTY', '0I', 'GRlY29kZXI=']; |
+const _STREAMING_DECODED = |
+ const [98, 97, 115, 101, 54, 52, 32, 100, 101, 99, 111, 100, 101, 114]; |
+const _STREAMING_DECODER_INPUT_FOR_ZEROES = |
+ const ['AAAA', 'AAA=', 'AA==', '']; |
+var _STREAMING_DECODED_ZEROES = [0, 0, 0, 0, 0, 0]; |
+ |
+var _DECOMPOSITIONS_FOR_DECODING = [ |
+ ["A", "", "BCD"], ["A", "BCD", "", ""], ["A", "B", "", "", "CD", ""], |
+ ["", "A", "BC", "", "D"], ["", "AB", "C", "", "", "D"], ["AB", "CD", ""], |
+ ["", "ABC", "", "D"], ["", "ABC", "D", ""], ["", "", "ABCD", ""], |
+ ["A", "B", "C", "D"], ["", "A", "B", "C", "D", ""], |
+ ["", "A", "B", "", "", "C", "", "D", ""]]; |
+ |
+const _DECOMPOSITION_DECODED = const [0, 16, 131]; |
+ |
+var _DECOMPOSITIONS_FOR_ENCODING = [ |
+ [[196, 16], [], [158], [196]], |
+ [[196, 16], [158, 196], [], []], |
+ [[196], [], [16], [], [], [158], [], [196]], |
+ [[196], [], [16], [158, 196], [], []], |
+ [[], [196], [], [], [16, 158], [], [196]], |
+ [[], [196], [16, 158, 196], []], |
+ [[196, 16, 158], [], [], [196]], |
+ [[196, 16, 158], [], [196], []], |
+ [[196, 16, 158, 196], [], [], []]]; |
+ |
+const _DECOMPOSITION_ENCODED = 'xBCexA=='; |
+ |
+// Test data with only zeroes. |
+var inputsWithZeroes = [[0, 0, 0], [0, 0], [0], []]; |
+const _RESULTS_WITH_ZEROS = const ['AAAA', 'AAA=', 'AA==', '']; |
+ |
+const _LONG_LINE = |
+ "Man is distinguished, not only by his reason, but by this singular " |
+ "passion from other animals, which is a lust of the mind, that by a " |
+ "perseverance of delight in the continued and indefatigable generation " |
+ "of knowledge, exceeds the short vehemence of any carnal pleasure."; |
+ |
+const _LONG_LINE_RESULT = |
+ "TWFuIGlzIGRpc3Rpbmd1aXNoZWQsIG5vdCBvbm" |
+ "x5IGJ5IGhpcyByZWFzb24sIGJ1dCBieSB0aGlz\r\n" |
+ "IHNpbmd1bGFyIHBhc3Npb24gZnJvbSBvdGhlci" |
+ "BhbmltYWxzLCB3aGljaCBpcyBhIGx1c3Qgb2Yg\r\n" |
+ "dGhlIG1pbmQsIHRoYXQgYnkgYSBwZXJzZXZlcm" |
+ "FuY2Ugb2YgZGVsaWdodCBpbiB0aGUgY29udGlu\r\n" |
+ "dWVkIGFuZCBpbmRlZmF0aWdhYmxlIGdlbmVyYX" |
+ "Rpb24gb2Yga25vd2xlZGdlLCBleGNlZWRzIHRo\r\n" |
+ "ZSBzaG9ydCB2ZWhlbWVuY2Ugb2YgYW55IGNhcm" |
+ "5hbCBwbGVhc3VyZS4="; |
+ |
+const _LONG_LINE_RESULT_NO_BREAK = |
+ "TWFuIGlzIGRpc3Rpbmd1aXNoZWQsIG5vdCBvbm" |
+ "x5IGJ5IGhpcyByZWFzb24sIGJ1dCBieSB0aGlz" |
+ "IHNpbmd1bGFyIHBhc3Npb24gZnJvbSBvdGhlci" |
+ "BhbmltYWxzLCB3aGljaCBpcyBhIGx1c3Qgb2Yg" |
+ "dGhlIG1pbmQsIHRoYXQgYnkgYSBwZXJzZXZlcm" |
+ "FuY2Ugb2YgZGVsaWdodCBpbiB0aGUgY29udGlu" |
+ "dWVkIGFuZCBpbmRlZmF0aWdhYmxlIGdlbmVyYX" |
+ "Rpb24gb2Yga25vd2xlZGdlLCBleGNlZWRzIHRo" |
+ "ZSBzaG9ydCB2ZWhlbWVuY2Ugb2YgYW55IGNhcm" |
+ "5hbCBwbGVhc3VyZS4="; |
+ |
+void _testEncoder() { |
+ for (var i = 0; i < _INPUTS.length; i++) { |
+ expect(BASE64.encode(_INPUTS[i].codeUnits), _RESULTS[i]); |
+ } |
+ for (var i = 0; i < inputsWithZeroes.length; i++) { |
+ expect(BASE64.encode(inputsWithZeroes[i]), |
+ _RESULTS_WITH_ZEROS[i]); |
+ } |
+ expect(BASE64.encode(_LONG_LINE.codeUnits, addLineSeparator : true), |
+ _LONG_LINE_RESULT); |
+ expect(BASE64.encode(_LONG_LINE.codeUnits), |
+ _LONG_LINE_RESULT_NO_BREAK); |
+} |
+ |
+void _testDecoder() { |
+ for (var i = 0; i < _RESULTS.length; i++) { |
+ expect( |
+ new String.fromCharCodes(BASE64.decode(_RESULTS[i])), |
+ _INPUTS[i]); |
+ } |
+ |
+ for (var i = 0; i < _RESULTS_WITH_ZEROS.length; i++) { |
+ expect(BASE64.decode(_RESULTS_WITH_ZEROS[i]), |
+ inputsWithZeroes[i]); |
+ } |
+ |
+ var longLineDecoded = BASE64.decode(_LONG_LINE_RESULT); |
+ expect(new String.fromCharCodes(longLineDecoded), _LONG_LINE); |
+ |
+ var longLineResultNoBreak = BASE64.decode(_LONG_LINE_RESULT); |
+ expect(new String.fromCharCodes(longLineResultNoBreak), _LONG_LINE); |
+} |
+ |
+void _testPaddingCharacter() { |
+ var encoded = BASE64.encode(_PADDING_INPUT, encodePaddingCharacter: true); |
+ expect(encoded, 'Agg%3D'); |
+ expect(BASE64.decode(encoded), _PADDING_INPUT); |
+} |
+ |
+Future _testStreamingEncoder() async { |
+ expect( |
+ await new Stream.fromIterable(_STREAMING_ENCODER_INPUT) |
+ .transform(BASE64.encoder) |
+ .join(), |
+ _STREAMING_ENCODED); |
+} |
+ |
+Future _testStreamingDecoder() async { |
+ expect( |
+ await new Stream.fromIterable(_STREAMING_DECODER_INPUT) |
+ .transform(BASE64.decoder) |
+ .expand((l) => l) |
+ .toList(), |
+ _STREAMING_DECODED); |
+ |
+ expect( |
+ await new Stream.fromIterable(_STREAMING_DECODER_INPUT_FOR_ZEROES) |
+ .transform(BASE64.decoder) |
+ .expand((l) => l) |
+ .toList(), |
+ _STREAMING_DECODED_ZEROES); |
+} |
+ |
+Future _testStreamingDecoderForMalformedInput() async { |
+ expect(new Stream.fromIterable(['ABz']) |
+ .transform(BASE64.decoder) |
+ .toList(), |
+ throwsFormatException); |
+ |
+ expect(new Stream.fromIterable(['AB', 'Lx', 'z', 'xx']) |
+ .transform(BASE64.decoder) |
+ .toList(), |
+ throwsFormatException); |
+} |
+ |
+Future _testStreamingEncoderForDecompositions() async { |
+ for(var decomposition in _DECOMPOSITIONS_FOR_ENCODING) { |
+ expect( |
+ await new Stream.fromIterable(decomposition) |
+ .transform(BASE64.encoder) |
+ .join(), |
+ _DECOMPOSITION_ENCODED); |
+ } |
+} |
+ |
+Future _testStreamingDecoderForDecompositions() async { |
+ for(var decomposition in _DECOMPOSITIONS_FOR_DECODING) { |
+ expect( |
+ await new Stream.fromIterable(decomposition) |
+ .transform(BASE64.decoder) |
+ .expand((x) => x) |
+ .toList(), |
+ _DECOMPOSITION_DECODED); |
+ } |
+} |
+ |
+void _testDecoderForMalformedInput() { |
+ expect(() { |
+ BASE64.decode('AB~'); |
+ }, throwsFormatException); |
+ |
+ expect(() { |
+ BASE64.decode('A'); |
+ }, throwsFormatException); |
+} |
+ |
+Future _testUrlSafeStreaming() async { |
+ String encUrlSafe = '-_A='; |
+ List<List<int>> dec = [BASE64.decode('+/A=')]; |
+ var streamedResult = await new Stream.fromIterable(dec) |
+ .transform(new Base64Encoder(urlSafe: true)).join(); |
+ |
+ expect(streamedResult, encUrlSafe); |
+} |
+ |
+Future _testStreamingForEncodedPadding() async { |
+ List<String> withEncodedPadding = ['AA%', '3D', '%', '3', 'DEFGZ']; |
+ List<int> decoded = BASE64.decode('AA==EFGZ'); |
+ var streamedResult = await new Stream.fromIterable(withEncodedPadding) |
+ .transform(BASE64.decoder).expand((x) => x).toList(); |
+ |
+ expect(streamedResult, decoded); |
+} |
+ |
+void _testUrlSafeEncodeDecode() { |
+ List<int> decUrlSafe = BASE64.decode('-_A='); |
+ List<int> dec = BASE64.decode('+/A='); |
+ expect(decUrlSafe, orderedEquals(dec)); |
+ expect(BASE64.encode(dec, urlSafe: true), '-_A='); |
+ expect(BASE64.encode(dec), '+/A='); |
+} |
+ |
+void _testEncodeDecodeLists() { |
+ for (int i = 0; i < 10; i++) { |
+ for (int j = 0; j < 256 - i; j++) { |
+ List<int> x = new List<int>(i); |
+ for (int k = 0; k < i; k++) { |
+ x[k] = j; |
+ } |
+ var enc = BASE64.encode(x); |
+ var dec = BASE64.decode(enc); |
+ expect(dec, orderedEquals(x)); |
+ } |
+ } |
+} |
+ |
+void _fillRandom(List<int> l) { |
+ var random = new Random(0xBABE); |
+ for (int j = 0; j < l.length; j++) { |
+ l[j] = random.nextInt(255); |
+ } |
+} |
+ |
+void _testOldApi() { |
+ for (int i = 0; i < _INPUTS.length; i++) { |
+ expect(CryptoUtils.bytesToBase64(_INPUTS[i].codeUnits), _RESULTS[i]); |
+ expect(CryptoUtils.base64StringToBytes(_RESULTS[i]), _INPUTS[i].codeUnits); |
+ } |
+} |
+ |
+void _testPerformance() { |
+ var l = new List<int>(1024); |
+ var iters = 5000; |
+ _fillRandom(l); |
+ String enc; |
+ var w = new Stopwatch()..start(); |
+ for( int i = 0; i < iters; ++i ) { |
+ enc = BASE64.encode(l); |
+ } |
+ int ms = w.elapsedMilliseconds; |
+ int perSec = (iters * l.length) * 1000 ~/ ms; |
+ // print("Encode 1024 bytes for $iters times: $ms msec. $perSec b/s"); |
+ w..reset(); |
+ for( int i = 0; i < iters; ++i ) { |
+ BASE64.decode(enc); |
+ } |
+ ms = w.elapsedMilliseconds; |
+ perSec = (iters * l.length) * 1000 ~/ ms; |
+ // ('''Decode into ${l.length} bytes for $iters |
+ // times: $ms msec. $perSec b/s'''); |
+} |