tests/test_plot_utils.py

#    Copyright 2015-2017 ARM Limited
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#


import unittest
import matplotlib
import pandas as pd

from test_thermal import BaseTestThermal
import trappy
import plot_utils

class TestPlotUtils(unittest.TestCase):
    def test_normalize_title(self):
        """Test normalize_title"""
        self.assertEquals(plot_utils.normalize_title("Foo", ""), "Foo")
        self.assertEquals(plot_utils.normalize_title("Foo", "Bar"), "Bar - Foo")

    def test_set_lim(self):
        """Test set_lim()"""

        class GetSet(object):
            def __init__(self):
                self.min = 1
                self.max = 2

            def get(self):
                return (self.min, self.max)

            def set(self, minimum, maximum):
                self.min = minimum
                self.max = maximum

        gs = GetSet()

        plot_utils.set_lim("default", gs.get, gs.set)
        self.assertEquals(gs.min, 1)
        self.assertEquals(gs.max, 2)

        plot_utils.set_lim("range", gs.get, gs.set)
        self.assertEquals(gs.min, 0.9)
        self.assertEquals(gs.max, 2.1)

        plot_utils.set_lim((0, 100), gs.get, gs.set)
        self.assertEquals(gs.min, 0)
        self.assertEquals(gs.max, 100)

    def test_set_ylim(self):
        """Test that set_ylim() doesn't bomb"""

        _, ax = matplotlib.pyplot.subplots()

        plot_utils.set_ylim(ax, "default")
        plot_utils.set_ylim(ax, (0, 5))

    def test_set_xlim(self):
        """Test that set_xlim() doesn't bomb"""

        _, ax = matplotlib.pyplot.subplots()

        plot_utils.set_xlim(ax, "default")
        plot_utils.set_xlim(ax, (0, 5))

    def test_pre_plot_setup(self):
        """Test that plot_utils.pre_plot_setup() doesn't bomb"""
        plot_utils.pre_plot_setup(None, None)
        plot_utils.pre_plot_setup(height=9, width=None)
        plot_utils.pre_plot_setup(height=None, width=9)
        plot_utils.pre_plot_setup(3, 9)

        axis = plot_utils.pre_plot_setup(ncols=2)
        self.assertEquals(len(axis), 2)

        axis = plot_utils.pre_plot_setup(nrows=2, ncols=3)
        self.assertEquals(len(axis), 2)
        self.assertEquals(len(axis[0]), 3)
        self.assertEquals(len(axis[1]), 3)

    def test_post_plot_setup(self):
        """Test that post_plot_setup() doesn't bomb"""

        _, ax = matplotlib.pyplot.subplots()

        plot_utils.post_plot_setup(ax)
        plot_utils.post_plot_setup(ax, title="Foo")
        plot_utils.post_plot_setup(ax, ylim=(0, 72))
        plot_utils.post_plot_setup(ax, ylim="range")
        plot_utils.post_plot_setup(ax, xlabel="Bar")
        plot_utils.post_plot_setup(ax, xlim=(0, 100))
        plot_utils.post_plot_setup(ax, xlim="default")

    def test_plot_hist(self):
        """Test that plost_hist doesn't bomb"""
        data = pd.Series([1, 1, 2, 4])

        _, ax = matplotlib.pyplot.subplots()
        plot_utils.plot_hist(data, ax, "Foo", "m", 20, "numbers", (0, 4), "default")

class TestPlotUtilsNeedTrace(BaseTestThermal):
    def __init__(self, *args, **kwargs):
        super(TestPlotUtilsNeedTrace, self).__init__(*args, **kwargs)
        self.map_label = {"00000000,00000039": "A53", "00000000,00000006": "A57"}
        self.actor_order = ["GPU", "A57", "A53"]

    def test_number_freq_plots(self):
        """Calculate the number of frequency plots correctly"""
        trace_out = ""

        trace = trappy.FTrace()
        self.assertEquals(plot_utils.number_freq_plots([trace], self.map_label),
                          3)

        # Strip out devfreq traces
        with open("trace.txt") as fin:
            for line in fin:
                if ("thermal_power_devfreq_get_power:" not in line) and \
                   ("thermal_power_devfreq_limit:" not in line):
                    trace_out += line

        with open("trace.txt", "w") as fout:
            fout.write(trace_out)

        # Without devfreq there should only be two plots
        trace = trappy.FTrace()
        self.assertEquals(plot_utils.number_freq_plots([trace], self.map_label),
                          2)

    def test_plot_temperature(self):
        """Test that plot_utils.plot_temperature() doesn't bomb"""

        trace1 = trappy.FTrace(name="first")
        trace2 = trappy.FTrace(name="second")
        traces = [trace1, trace2]

        plot_utils.plot_temperature(traces, ylim="default")
        matplotlib.pyplot.close('all')

    def test_plot_load(self):
        """Test that plot_utils.plot_load() doesn't bomb"""

        trace1 = trappy.FTrace(name="first")
        trace2 = trappy.FTrace(name="second")
        traces = [trace1, trace2]

        plot_utils.plot_load(traces, self.map_label, height=5)
        matplotlib.pyplot.close('all')

    def test_plot_load_single_trace(self):
        """plot_utils.plot_load() can be used with a single trace"""
        trace = trappy.FTrace()

        plot_utils.plot_load([trace], self.map_label)
        matplotlib.pyplot.close('all')

    def test_plot_allfreqs(self):
        """Test that plot_utils.plot_allfreqs() doesn't bomb"""

        trace1 = trappy.FTrace(name="first")
        trace2 = trappy.FTrace(name="second")
        traces = [trace1, trace2]

        plot_utils.plot_allfreqs(traces, self.map_label, width=20)
        matplotlib.pyplot.close('all')

    def test_plot_allfreqs_single_trace(self):
        """plot_utils.plot_allfreqs() can be used with a single trace"""
        trace = trappy.FTrace()

        plot_utils.plot_allfreqs([trace], self.map_label)
        matplotlib.pyplot.close('all')

    def test_plot_allfreqs_one_actor(self):
        """plot_utils.plot_allfreqs work when there is only one actor"""

        in_data = """     kworker/4:1-397   [004]   720.741349: thermal_power_cpu_get: cpus=00000000,00000006 freq=1400000 raw_cpu_power=189 load={23, 12} power=14
     kworker/4:1-397   [004]   720.741679: thermal_power_cpu_limit: cpus=00000000,00000006 freq=1400000 cdev_state=1 power=14"""

        with open("trace.txt", "w") as fout:
            fout.write(in_data)

        traces = [trappy.FTrace(name="first"), trappy.FTrace(name="second")]
        map_label = {"00000000,00000006": "A57"}

        plot_utils.plot_allfreqs(traces, map_label)
        matplotlib.pyplot.close("all")

    def test_plot_controller(self):
        """plot_utils.plot_controller() doesn't bomb"""

        trace1 = trappy.FTrace(name="first")
        trace2 = trappy.FTrace(name="second")
        traces = [trace1, trace2]

        plot_utils.plot_controller(traces, height=5)
        matplotlib.pyplot.close('all')

    def test_plot_input_power(self):
        """plot_utils.plot_input_power() doesn't bomb"""

        trace1 = trappy.FTrace(name="first")
        trace2 = trappy.FTrace(name="second")
        traces = [trace1, trace2]

        plot_utils.plot_input_power(traces, self.actor_order, width=20)
        matplotlib.pyplot.close('all')

    def test_plot_output_power(self):
        """plot_utils.plot_output_power() doesn't bomb"""

        trace1 = trappy.FTrace(name="first")
        trace2 = trappy.FTrace(name="second")
        traces = [trace1, trace2]

        plot_utils.plot_output_power(traces, self.actor_order, width=20)
        matplotlib.pyplot.close('all')

    def test_plot_freq_hists(self):
        """plot_utils.plot_freq_hists() doesn't bomb"""

        trace1 = trappy.FTrace(name="first")
        trace2 = trappy.FTrace(name="second")
        traces = [trace1, trace2]

        plot_utils.plot_freq_hists(traces, self.map_label)
        matplotlib.pyplot.close('all')

    def test_plot_freq_hists_single_trace(self):
        """plot_utils.plot_freq_hists() works with a single trace"""

        trace = trappy.FTrace()

        plot_utils.plot_freq_hists([trace], self.map_label)
        matplotlib.pyplot.close('all')

    def test_plot_temperature_hist(self):
        """plot_utils.plot_temperature_hist() doesn't bomb"""

        trace1 = trappy.FTrace(name="first")
        trace2 = trappy.FTrace(name="second")
        traces = [trace1, trace2]

        plot_utils.plot_temperature_hist(traces)
        matplotlib.pyplot.close('all')