tracing/tracing/extras/importer/gzip_importer_test.html - Issue 1739663003: Use TextDecoder instead of JSZip.utils.transformTo in GzipImporter

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Issue 1739663003: Use TextDecoder instead of JSZip.utils.transformTo in GzipImporter (Closed) Base URL: git@github.com:catapult-project/catapult.git@master

Patch Set: Don't access TextDecoder through 'window' (d8) Created 4 years, 9 months ago

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1 <!DOCTYPE html>	1 <!DOCTYPE html>

2 <!--	2 <!--

3 Copyright (c) 2013 The Chromium Authors. All rights reserved.	3 Copyright (c) 2013 The Chromium Authors. All rights reserved.

4 Use of this source code is governed by a BSD-style license that can be	4 Use of this source code is governed by a BSD-style license that can be

5 found in the LICENSE file.	5 found in the LICENSE file.

6 -->	6 -->

7	7

8 <link rel="import" href="/tracing/base/base64.html">	8 <link rel="import" href="/tracing/base/base64.html">

	9 <link rel="import" href="/tracing/core/test_utils.html">

9 <link rel="import" href="/tracing/extras/importer/gzip_importer.html">	10 <link rel="import" href="/tracing/extras/importer/gzip_importer.html">

10 <link rel="import" href="/tracing/core/test_utils.html">

11 <link rel="import" href="/tracing/extras/importer/trace_event_importer.html">	11 <link rel="import" href="/tracing/extras/importer/trace_event_importer.html">

12	12

13 <script>	13 <script>

14 'use strict';	14 'use strict';

15	15

16 tr.b.unittest.testSuite(function() {	16 tr.b.unittest.testSuite(function() {

17 var Base64 = tr.b.Base64;	17 var Base64 = tr.b.Base64;

18 var findSliceNamed = tr.c.TestUtils.findSliceNamed;	18 var findSliceNamed = tr.c.TestUtils.findSliceNamed;

19 var original_data =	19 var original_data =

20 '[{"name":"a","args":{},"pid":52,"ts":520,"cat":"foo","tid":53,' +	20 '[{"name":"a","args":{},"pid":52,"ts":520,"cat":"foo","tid":53,' +

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54 var gzip_data = Base64.atob(gzip_data_base64);	54 var gzip_data = Base64.atob(gzip_data_base64);

55 assert.isTrue(tr.e.importer.GzipImporter.canImport(gzip_data));	55 assert.isTrue(tr.e.importer.GzipImporter.canImport(gzip_data));

56	56

57 var model = tr.c.TestUtils.newModelWithEvents(gzip_data);	57 var model = tr.c.TestUtils.newModelWithEvents(gzip_data);

58 var threads = model.getAllThreads();	58 var threads = model.getAllThreads();

59 assert.equal(threads.length, 1);	59 assert.equal(threads.length, 1);

60	60

61 var slice = findSliceNamed(threads[0].sliceGroup, 'a');	61 var slice = findSliceNamed(threads[0].sliceGroup, 'a');

62 assert.equal(slice.category, 'foo');	62 assert.equal(slice.category, 'foo');

63 });	63 });

	64

	65 test('transformToString', function() {

	66 function checkTransform(data, expectedString) {

	67 assert.strictEqual(tr.e.importer.GzipImporter.transformToString(data),

	68 expectedString);

	69 }

	70

	71 function createArrayBuffer(values) {

	72 var buffer = new ArrayBuffer(values.length);

	73 var view = new Uint8Array(buffer);

	74 view.set(values);

	75 return buffer;

	76 }

	77

	78 // If the browser supports TextDecoder, this will test our custom

	79 // implementation. Otherwise, the jszip fallback will be tested.

	80 checkTransform('abc012', 'abc012');

	81 checkTransform([100, 101, 102, 51, 52, 53], 'def345');

	82 checkTransform(createArrayBuffer([103, 104, 105, 54, 55, 56]), 'ghi678');

	83 checkTransform(new Uint8Array([106, 107, 108, 57, 58, 59]), 'jkl9:;');

	84

	85 if (typeof TextDecoder === 'undefined') {

	86 // The browser doesn't support TextDecoder, so we have already checked

	87 // the jszip fallback.

	88 return;

	89 }

	90

	91 // The browser supports TextDecoder, so we now check the jszip fallback.

	92 var oldTextDecoder = TextDecoder;

	93 TextDecoder = undefined;

	94 try {

	95 checkTransform('abc012', 'abc012');

	96 checkTransform([100, 101, 102, 51, 52, 53], 'def345');

	97 checkTransform(createArrayBuffer([103, 104, 105, 54, 55, 56]), 'ghi678');

	98 checkTransform(new Uint8Array([106, 107, 108, 57, 58, 59]), 'jkl9:;');

	99 } finally {

	100 TextDecoder = oldTextDecoder;

	101 }

	102 });

64 });	103 });

65 </script>	104 </script>

66	105

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