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#!/usr/bin/env python
# Copyright 2018 The Chromium Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import unittest
import pretty_print
ORIGINAL_XML = """
<!-- Top level Comment 1 -->
<!-- Top level Comment 2 -->
<histogram-configuration>
<!-- Second level Comment 1 -->
<histograms>
<histogram name="Test.Histogram" units="us">
<owner>person@chromium.org</owner>
<summary>A long line that should be formatted in a way that does not result
in extra whitespace between words.
It has multiple paragraphs.
</summary>
</histogram>
<histogram name="Foo.Bar" units="xxxxxxxxxxxxxxxxxxyyyyyyyyyyyyyyyyyyyyyyzzzz">
<summary>Foo</summary>
<enums>This shouldn't be here</enums>
</histogram>
<histogram_suffixes name="Test.HistogramSuffixes" separator=".">
<suffix name="TestSuffix" label="A misplaced histogram_suffixes"/>
<affected-histogram name="Test.Histogram"/>
</histogram_suffixes>
</histograms>
<histogram_suffixes_list>
<histogram name="Test.MisplacedHistogram" units="us">
<owner>person@chromium.org</owner>
Misplaced content.
<summary>A misplaced histogram
</summary>
</histogram>
</histogram_suffixes_list>
<enums>This shouldn't be here</enums>
</histogram-configuration>
""".strip()
PRETTY_XML = """
<!-- Top level Comment 1 -->
<!-- Top level Comment 2 -->
<histogram-configuration>
<!-- Second level Comment 1 -->
<histograms>
<histogram name="Foo.Bar" units="xxxxxxxxxxxxxxxxxxyyyyyyyyyyyyyyyyyyyyyyzzzz">
<summary>Foo</summary>
</histogram>
<histogram name="Test.Histogram" units="microseconds">
<owner>person@chromium.org</owner>
<summary>
A long line that should be formatted in a way that does not result in extra
whitespace between words.
It has multiple paragraphs.
</summary>
</histogram>
<histogram name="Test.MisplacedHistogram" units="microseconds">
<owner>person@chromium.org</owner>
<summary>A misplaced histogram</summary>
</histogram>
</histograms>
<histogram_suffixes_list>
<histogram_suffixes name="Test.HistogramSuffixes" separator=".">
<suffix name="TestSuffix" label="A misplaced histogram_suffixes"/>
<affected-histogram name="Test.Histogram"/>
</histogram_suffixes>
</histogram_suffixes_list>
</histogram-configuration>
""".strip()
class PrettyPrintHistogramsXmlTest(unittest.TestCase):
def testPrettyPrinting(self):
result = pretty_print.PrettyPrintHistograms(ORIGINAL_XML)
self.maxDiff = None
self.assertMultiLineEqual(PRETTY_XML, result.strip())
if __name__ == '__main__':
unittest.main()
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