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Issue 397483002: Move chrome_proxy tests from under tools/perf to tools/chrome_proxy/integration_tests. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: addressed comments and sync'ed Created 6 years, 5 months ago
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1 # Copyright 2014 The Chromium Authors. All rights reserved.
2 # Use of this source code is governed by a BSD-style license that can be
3 # found in the LICENSE file.
4
5 import base64
6 import unittest
7
8 from metrics import test_page_measurement_results
9 from metrics import network
10 from telemetry.timeline import event
11
12
13 HTML_BODY = """<!DOCTYPE HTML>
14 <html>
15 <head> </head>
16 <body>
17 <div id="test"> TEST HTML</div>
18 </body>
19 </html>"""
20 IMAGE_BODY = """fake image data"""
21 GZIPPED_HTML_LEN = network.HTTPResponse.GetGizppedBodyLength(HTML_BODY)
22 # Make up original content length for the image.
23 IMAGE_OCL = 3 * len(IMAGE_BODY)
24
25
26 class NetworkMetricTest(unittest.TestCase):
27 @staticmethod
28 def MakeNetworkTimelineEvent(
29 url, response_headers, body=None, base64_encoded_body=False,
30 served_from_cache=False, request_headers=None, status=200):
31 if not request_headers:
32 request_headers = {}
33 e = event.TimelineEvent('network', 'HTTPResponse', 0, 0)
34 e.args = {}
35 e.args['requestId'] = 0
36 e.args['response'] = {
37 'status': status,
38 'url': url,
39 'headers': response_headers,
40 'requestHeaders': request_headers,
41 }
42 e.args['body'] = body
43 e.args['base64_encoded_body'] = base64_encoded_body
44 e.args['served_from_cache'] = served_from_cache
45 return e
46
47 def testHTTPResponse(self):
48 url = 'http://test.url'
49 self.assertLess(GZIPPED_HTML_LEN, len(HTML_BODY))
50
51 # A plain text HTML response
52 resp = network.HTTPResponse(self.MakeNetworkTimelineEvent(
53 url=url,
54 response_headers={
55 'Content-Type': 'text/html',
56 'Content-Length': str(len(HTML_BODY)),
57 },
58 body=HTML_BODY))
59 self.assertEqual(url, resp.response.url)
60 body, base64_encoded = resp.response.GetBody()
61 self.assertEqual(HTML_BODY, body)
62 self.assertFalse(base64_encoded)
63 self.assertEqual('text/html', resp.response.GetHeader('Content-Type'))
64
65 self.assertEqual(len(HTML_BODY), resp.content_length)
66 self.assertEqual(None, resp.response.GetHeader('Content-Encoding'))
67 self.assertFalse(resp.has_original_content_length)
68 self.assertEqual(0.0, resp.data_saving_rate)
69
70 # A gzipped HTML response
71 resp = network.HTTPResponse(self.MakeNetworkTimelineEvent(
72 url=url,
73 response_headers={
74 'Content-Type': 'text/html',
75 'Content-Encoding': 'gzip',
76 'X-Original-Content-Length': str(len(HTML_BODY)),
77 },
78 body=HTML_BODY))
79 body, base64_encoded = resp.response.GetBody()
80 self.assertFalse(base64_encoded)
81 self.assertEqual(GZIPPED_HTML_LEN, resp.content_length)
82 self.assertEqual('gzip', resp.response.GetHeader('Content-Encoding'))
83 self.assertTrue(resp.has_original_content_length)
84 self.assertEqual(len(HTML_BODY), resp.original_content_length)
85 self.assertEqual(
86 float(len(HTML_BODY) - GZIPPED_HTML_LEN) / len(HTML_BODY),
87 resp.data_saving_rate)
88
89 # A JPEG image response.
90 resp = network.HTTPResponse(self.MakeNetworkTimelineEvent(
91 url='http://test.image',
92 response_headers={
93 'Content-Type': 'image/jpeg',
94 'Content-Encoding': 'gzip',
95 'X-Original-Content-Length': str(IMAGE_OCL),
96 },
97 body=base64.b64encode(IMAGE_BODY),
98 base64_encoded_body=True))
99 body, base64_encoded = resp.response.GetBody()
100 self.assertTrue(base64_encoded)
101 self.assertEqual(IMAGE_BODY, base64.b64decode(body))
102 self.assertEqual(len(IMAGE_BODY), resp.content_length)
103 self.assertTrue(resp.has_original_content_length)
104 self.assertEqual(IMAGE_OCL, resp.original_content_length)
105 self.assertFalse(resp.response.served_from_cache)
106 self.assertEqual(float(IMAGE_OCL - len(IMAGE_BODY)) / IMAGE_OCL,
107 resp.data_saving_rate)
108
109 # A JPEG image response from cache.
110 resp = network.HTTPResponse(self.MakeNetworkTimelineEvent(
111 url='http://test.image',
112 response_headers={
113 'Content-Type': 'image/jpeg',
114 'Content-Encoding': 'gzip',
115 'X-Original-Content-Length': str(IMAGE_OCL),
116 },
117 body=base64.b64encode(IMAGE_BODY),
118 base64_encoded_body=True,
119 served_from_cache=True))
120 self.assertEqual(len(IMAGE_BODY), resp.content_length)
121 self.assertTrue(resp.has_original_content_length)
122 self.assertEqual(IMAGE_OCL, resp.original_content_length)
123 # Cached resource has zero saving.
124 self.assertTrue(resp.response.served_from_cache)
125 self.assertEqual(0.0, resp.data_saving_rate)
126
127 def testNetworkMetricResults(self):
128 events = [
129 # A plain text HTML.
130 self.MakeNetworkTimelineEvent(
131 url='http://test.html1',
132 response_headers={
133 'Content-Type': 'text/html',
134 'Content-Length': str(len(HTML_BODY)),
135 },
136 body=HTML_BODY),
137 # A compressed HTML.
138 self.MakeNetworkTimelineEvent(
139 url='http://test.html2',
140 response_headers={
141 'Content-Type': 'text/html',
142 'Content-Encoding': 'gzip',
143 'X-Original-Content-Length': str(len(HTML_BODY)),
144 },
145 body=HTML_BODY),
146 # A base64 encoded image.
147 self.MakeNetworkTimelineEvent(
148 url='http://test.image',
149 response_headers={
150 'Content-Type': 'image/jpeg',
151 'Content-Encoding': 'gzip',
152 'X-Original-Content-Length': str(IMAGE_OCL),
153 },
154 body=base64.b64encode(IMAGE_BODY),
155 base64_encoded_body=True),
156 ]
157 metric = network.NetworkMetric()
158 metric._events = events
159 metric.compute_data_saving = True
160
161 self.assertTrue(len(events), len(list(metric.IterResponses(None))))
162 results = test_page_measurement_results.TestPageMeasurementResults(self)
163 metric.AddResults(None, results)
164
165 cl = len(HTML_BODY) + GZIPPED_HTML_LEN + len(IMAGE_BODY)
166 results.AssertHasPageSpecificScalarValue('content_length', 'bytes', cl)
167
168 ocl = len(HTML_BODY) + len(HTML_BODY) + IMAGE_OCL
169 results.AssertHasPageSpecificScalarValue(
170 'original_content_length', 'bytes', ocl)
171
172 saving_percent = float(ocl - cl) * 100/ ocl
173 results.AssertHasPageSpecificScalarValue(
174 'data_saving', 'percent', saving_percent)
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