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Side by Side Diff: build/android/pylib/results/json_results.py

Issue 2101243005: Add a snapshot of flutter/engine/src/build to our sdk (Closed) Base URL: git@github.com:dart-lang/sdk.git@master
Patch Set: add README.dart Created 4 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 json
6 import logging
7
8 from pylib.base import base_test_result
9
10
11 def GenerateResultsDict(test_run_result):
12 """Create a results dict from |test_run_result| suitable for writing to JSON.
13 Args:
14 test_run_result: a base_test_result.TestRunResults object.
15 Returns:
16 A results dict that mirrors the one generated by
17 base/test/launcher/test_results_tracker.cc:SaveSummaryAsJSON.
18 """
19 # Example json output.
20 # {
21 # "global_tags": [],
22 # "all_tests": [
23 # "test1",
24 # "test2",
25 # ],
26 # "disabled_tests": [],
27 # "per_iteration_data": [
28 # {
29 # "test1": [
30 # {
31 # "status": "SUCCESS",
32 # "elapsed_time_ms": 1,
33 # "output_snippet": "",
34 # "output_snippet_base64": "",
35 # "losless_snippet": "",
36 # },
37 # ],
38 # "test2": [
39 # {
40 # "status": "FAILURE",
41 # "elapsed_time_ms": 12,
42 # "output_snippet": "",
43 # "output_snippet_base64": "",
44 # "losless_snippet": "",
45 # },
46 # ],
47 # },
48 # ],
49 # }
50
51 assert isinstance(test_run_result, base_test_result.TestRunResults)
52
53 def status_as_string(s):
54 if s == base_test_result.ResultType.PASS:
55 return 'SUCCESS'
56 elif s == base_test_result.ResultType.SKIP:
57 return 'SKIPPED'
58 elif s == base_test_result.ResultType.FAIL:
59 return 'FAILURE'
60 elif s == base_test_result.ResultType.CRASH:
61 return 'CRASH'
62 elif s == base_test_result.ResultType.TIMEOUT:
63 return 'TIMEOUT'
64 elif s == base_test_result.ResultType.UNKNOWN:
65 return 'UNKNOWN'
66
67 def generate_iteration_data(t):
68 return {
69 t.GetName(): [
70 {
71 'status': status_as_string(t.GetType()),
72 'elapsed_time_ms': t.GetDuration(),
73 'output_snippet': '',
74 'losless_snippet': '',
75 'output_snippet_base64:': '',
76 }
77 ]
78 }
79
80 all_tests_tuple, per_iteration_data_tuple = zip(
81 *[(t.GetName(), generate_iteration_data(t))
82 for t in test_run_result.GetAll()])
83
84 return {
85 'global_tags': [],
86 'all_tests': list(all_tests_tuple),
87 # TODO(jbudorick): Add support for disabled tests within base_test_result.
88 'disabled_tests': [],
89 'per_iteration_data': list(per_iteration_data_tuple),
90 }
91
92
93 def GenerateJsonResultsFile(test_run_result, file_path):
94 """Write |test_run_result| to JSON.
95
96 This emulates the format of the JSON emitted by
97 base/test/launcher/test_results_tracker.cc:SaveSummaryAsJSON.
98
99 Args:
100 test_run_result: a base_test_result.TestRunResults object.
101 file_path: The path to the JSON file to write.
102 """
103 with open(file_path, 'w') as json_result_file:
104 json_result_file.write(json.dumps(GenerateResultsDict(test_run_result)))
105
106
107 def ParseResultsFromJson(json_results):
108 """Creates a list of BaseTestResult objects from JSON.
109
110 Args:
111 json_results: A JSON dict in the format created by
112 GenerateJsonResultsFile.
113 """
114
115 def string_as_status(s):
116 if s == 'SUCCESS':
117 return base_test_result.ResultType.PASS
118 elif s == 'SKIPPED':
119 return base_test_result.ResultType.SKIP
120 elif s == 'FAILURE':
121 return base_test_result.ResultType.FAIL
122 elif s == 'CRASH':
123 return base_test_result.ResultType.CRASH
124 elif s == 'TIMEOUT':
125 return base_test_result.ResultType.TIMEOUT
126 else:
127 return base_test_result.ResultType.UNKNOWN
128
129 results_list = []
130 testsuite_runs = json_results['per_iteration_data']
131 for testsuite_run in testsuite_runs:
132 for test, test_runs in testsuite_run.iteritems():
133 results_list.extend(
134 [base_test_result.BaseTestResult(test,
135 string_as_status(tr['status']),
136 duration=tr['elapsed_time_ms'])
137 for tr in test_runs])
138 return results_list
139
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