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# SPDX-License-Identifier: BSD-2-Clause
#
# Copyright (c) 2016 embedded brains GmbH. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
import libxml2
from libxml2 import xmlNode
import matplotlib.pyplot as plt
doc = libxml2.parseFile('tmtimer01.scn')
ctx = doc.xpathNewContext()
plt.title('timer test')
plt.xscale('log')
plt.xlabel('active timers')
plt.ylabel('timer fire and cancel [ns]')
x = map(xmlNode.getContent, ctx.xpathEval('/TMTimer01/Sample/ActiveTimers'))
for i in ['First', 'Middle', 'Last']:
y = map(xmlNode.getContent, ctx.xpathEval('/TMTimer01/Sample/' + i))
plt.plot(x, y, label = i)
plt.legend(loc = 'best')
plt.show()
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