mirror of https://github.com/ArduPilot/ardupilot
329 lines
11 KiB
Python
329 lines
11 KiB
Python
from __future__ import print_function
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import math
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import time
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from pymavlink import mavwp
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from pysim import util
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# a list of pexpect objects to read while waiting for
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# messages. This keeps the output to stdout flowing
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expect_list = []
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class AutoTestTimeoutException(Exception):
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pass
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def wait_ready_to_arm(mav, timeout=None):
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# wait for EKF checks to pass
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return wait_ekf_happy(mav, timeout=timeout)
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def wait_ekf_happy(mav, timeout=30):
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"""Wait for EKF to be happy"""
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tstart = get_sim_time(mav)
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required_value = 831
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progress("Waiting for EKF value %u" % (required_value))
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while timeout is None or get_sim_time(mav) < tstart + timeout:
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m = mav.recv_match(type='EKF_STATUS_REPORT', blocking=True)
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current = m.flags
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if (tstart - get_sim_time(mav)) % 5 == 0:
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progress("Wait EKF.flags: required:%u current:%u" % (required_value, current))
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if current == required_value:
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progress("EKF Flags OK")
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return
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progress("Failed to get EKF.flags=%u" % required_value)
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raise AutoTestTimeoutException()
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def expect_list_clear():
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"""clear the expect list."""
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global expect_list
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for p in expect_list[:]:
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expect_list.remove(p)
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def expect_list_extend(list_to_add):
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"""Extend the expect list."""
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global expect_list
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expect_list.extend(list_to_add)
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def idle_hook(mav):
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"""Called when waiting for a mavlink message."""
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global expect_list
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for p in expect_list:
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util.pexpect_drain(p)
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def message_hook(mav, msg):
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"""Called as each mavlink msg is received."""
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idle_hook(mav)
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def expect_callback(e):
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"""Called when waiting for a expect pattern."""
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global expect_list
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for p in expect_list:
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if p == e:
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continue
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util.pexpect_drain(p)
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'''
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SIM UTILITIES
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'''
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def progress(text):
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"""Display autotest progress text."""
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print("AUTOTEST: " + text)
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def get_distance(loc1, loc2):
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"""Get ground distance between two locations."""
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dlat = loc2.lat - loc1.lat
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dlong = loc2.lng - loc1.lng
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return math.sqrt((dlat*dlat) + (dlong*dlong)) * 1.113195e5
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def get_bearing(loc1, loc2):
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"""Get bearing from loc1 to loc2."""
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off_x = loc2.lng - loc1.lng
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off_y = loc2.lat - loc1.lat
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bearing = 90.00 + math.atan2(-off_y, off_x) * 57.2957795
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if bearing < 0:
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bearing += 360.00
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return bearing
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def wait_seconds(mav, seconds_to_wait):
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tstart = get_sim_time(mav)
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tnow = tstart
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while tstart + seconds_to_wait > tnow:
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tnow = get_sim_time(mav)
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def get_sim_time(mav):
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m = mav.recv_match(type='SYSTEM_TIME', blocking=True)
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return m.time_boot_ms * 1.0e-3
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def set_parameter(mavproxy, name ,value):
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for i in range(1,10):
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mavproxy.send("param set %s %s\n" % (name, str(value)))
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mavproxy.send("param fetch %s\n" % (name))
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mavproxy.expect("%s = (.*)" % (name,))
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returned_value = mavproxy.match.group(1)
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if float(returned_value) == float(value):
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# yes, exactly equal.
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break
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progress("Param fetch returned incorrect value (%s) vs (%s)" % (returned_value, value))
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def get_parameter(mavproxy, name):
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mavproxy.send("param fetch %s\n" % (name))
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mavproxy.expect("%s = (.*)" % (name,))
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return float(mavproxy.match.group(1))
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def wait_altitude(mav, alt_min, alt_max, timeout=30):
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"""Wait for a given altitude range."""
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climb_rate = 0
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previous_alt = 0
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tstart = get_sim_time(mav)
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progress("Waiting for altitude between %u and %u" % (alt_min, alt_max))
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while get_sim_time(mav) < tstart + timeout:
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m = mav.recv_match(type='VFR_HUD', blocking=True)
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climb_rate = m.alt - previous_alt
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previous_alt = m.alt
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progress("Wait Altitude: Cur:%u, min_alt:%u, climb_rate: %u" % (m.alt, alt_min, climb_rate))
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if m.alt >= alt_min and m.alt <= alt_max:
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progress("Altitude OK")
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return True
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progress("Failed to attain altitude range")
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return False
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def wait_groundspeed(mav, gs_min, gs_max, timeout=30):
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"""Wait for a given ground speed range."""
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tstart = get_sim_time(mav)
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progress("Waiting for groundspeed between %.1f and %.1f" % (gs_min, gs_max))
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while get_sim_time(mav) < tstart + timeout:
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m = mav.recv_match(type='VFR_HUD', blocking=True)
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progress("Wait groundspeed %.1f, target:%.1f" % (m.groundspeed, gs_min))
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if m.groundspeed >= gs_min and m.groundspeed <= gs_max:
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return True
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progress("Failed to attain groundspeed range")
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return False
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def wait_roll(mav, roll, accuracy, timeout=30):
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"""Wait for a given roll in degrees."""
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tstart = get_sim_time(mav)
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progress("Waiting for roll of %d at %s" % (roll, time.ctime()))
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while get_sim_time(mav) < tstart + timeout:
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m = mav.recv_match(type='ATTITUDE', blocking=True)
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p = math.degrees(m.pitch)
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r = math.degrees(m.roll)
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progress("Roll %d Pitch %d" % (r, p))
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if math.fabs(r - roll) <= accuracy:
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progress("Attained roll %d" % roll)
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return True
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progress("Failed to attain roll %d" % roll)
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return False
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def wait_pitch(mav, pitch, accuracy, timeout=30):
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"""Wait for a given pitch in degrees."""
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tstart = get_sim_time(mav)
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progress("Waiting for pitch of %u at %s" % (pitch, time.ctime()))
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while get_sim_time(mav) < tstart + timeout:
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m = mav.recv_match(type='ATTITUDE', blocking=True)
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p = math.degrees(m.pitch)
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r = math.degrees(m.roll)
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progress("Pitch %d Roll %d" % (p, r))
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if math.fabs(p - pitch) <= accuracy:
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progress("Attained pitch %d" % pitch)
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return True
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progress("Failed to attain pitch %d" % pitch)
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return False
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def wait_heading(mav, heading, accuracy=5, timeout=30):
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"""Wait for a given heading."""
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tstart = get_sim_time(mav)
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progress("Waiting for heading %u with accuracy %u" % (heading, accuracy))
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while get_sim_time(mav) < tstart + timeout:
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m = mav.recv_match(type='VFR_HUD', blocking=True)
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progress("Heading %u" % m.heading)
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if math.fabs(m.heading - heading) <= accuracy:
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progress("Attained heading %u" % heading)
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return True
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progress("Failed to attain heading %u" % heading)
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return False
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def wait_distance(mav, distance, accuracy=5, timeout=30):
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"""Wait for flight of a given distance."""
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tstart = get_sim_time(mav)
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start = mav.location()
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while get_sim_time(mav) < tstart + timeout:
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pos = mav.location()
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delta = get_distance(start, pos)
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progress("Distance %.2f meters" % delta)
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if math.fabs(delta - distance) <= accuracy:
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progress("Attained distance %.2f meters OK" % delta)
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return True
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if delta > (distance + accuracy):
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progress("Failed distance - overshoot delta=%f distance=%f" % (delta, distance))
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return False
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progress("Failed to attain distance %u" % distance)
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return False
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def wait_location(mav, loc, accuracy=5, timeout=30, target_altitude=None, height_accuracy=-1):
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"""Wait for arrival at a location."""
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tstart = get_sim_time(mav)
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if target_altitude is None:
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target_altitude = loc.alt
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progress("Waiting for location %.4f,%.4f at altitude %.1f height_accuracy=%.1f" % (
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loc.lat, loc.lng, target_altitude, height_accuracy))
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while get_sim_time(mav) < tstart + timeout:
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pos = mav.location()
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delta = get_distance(loc, pos)
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progress("Distance %.2f meters alt %.1f" % (delta, pos.alt))
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if delta <= accuracy:
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if height_accuracy != -1 and math.fabs(pos.alt - target_altitude) > height_accuracy:
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continue
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progress("Reached location (%.2f meters)" % delta)
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return True
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progress("Failed to attain location")
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return False
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def wait_waypoint(mav, wpnum_start, wpnum_end, allow_skip=True, max_dist=2, timeout=400):
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"""Wait for waypoint ranges."""
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tstart = get_sim_time(mav)
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# this message arrives after we set the current WP
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start_wp = mav.waypoint_current()
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current_wp = start_wp
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mode = mav.flightmode
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progress("\ntest: wait for waypoint ranges start=%u end=%u\n\n" % (wpnum_start, wpnum_end))
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# if start_wp != wpnum_start:
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# progress("test: Expected start waypoint %u but got %u" % (wpnum_start, start_wp))
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# return False
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while get_sim_time(mav) < tstart + timeout:
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seq = mav.waypoint_current()
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m = mav.recv_match(type='NAV_CONTROLLER_OUTPUT', blocking=True)
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wp_dist = m.wp_dist
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m = mav.recv_match(type='VFR_HUD', blocking=True)
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# if we changed mode, fail
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if mav.flightmode != mode:
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progress('Exited %s mode' % mode)
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return False
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progress("test: WP %u (wp_dist=%u Alt=%d), current_wp: %u, wpnum_end: %u" % (seq, wp_dist, m.alt, current_wp, wpnum_end))
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if seq == current_wp+1 or (seq > current_wp+1 and allow_skip):
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progress("test: Starting new waypoint %u" % seq)
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tstart = get_sim_time(mav)
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current_wp = seq
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# the wp_dist check is a hack until we can sort out the right seqnum
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# for end of mission
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# if current_wp == wpnum_end or (current_wp == wpnum_end-1 and wp_dist < 2):
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if (current_wp == wpnum_end and wp_dist < max_dist):
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progress("Reached final waypoint %u" % seq)
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return True
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if (seq >= 255):
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progress("Reached final waypoint %u" % seq)
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return True
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if seq > current_wp+1:
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progress("Failed: Skipped waypoint! Got wp %u expected %u" % (seq, current_wp+1))
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return False
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progress("Failed: Timed out waiting for waypoint %u of %u" % (wpnum_end, wpnum_end))
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return False
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def save_wp(mavproxy, mav):
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mavproxy.send('rc 7 1000\n')
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mav.recv_match(condition='RC_CHANNELS.chan7_raw==1000', blocking=True)
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wait_seconds(mav, 1)
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mavproxy.send('rc 7 2000\n')
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mav.recv_match(condition='RC_CHANNELS.chan7_raw==2000', blocking=True)
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wait_seconds(mav, 1)
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mavproxy.send('rc 7 1000\n')
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mav.recv_match(condition='RC_CHANNELS.chan7_raw==1000', blocking=True)
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wait_seconds(mav, 1)
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def wait_mode(mav, mode, timeout=None):
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progress("Waiting for mode %s" % mode)
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mav.recv_match(condition='MAV.flightmode.upper()=="%s".upper()' % mode, timeout=timeout, blocking=True)
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progress("Got mode %s" % mode)
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return mav.flightmode
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def mission_count(filename):
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"""Load a mission from a file and return number of waypoints."""
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wploader = mavwp.MAVWPLoader()
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wploader.load(filename)
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num_wp = wploader.count()
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return num_wp
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def sim_location(mav):
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"""Return current simulator location."""
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from pymavlink import mavutil
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m = mav.recv_match(type='SIMSTATE', blocking=True)
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return mavutil.location(m.lat*1.0e-7, m.lng*1.0e-7, 0, math.degrees(m.yaw))
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def log_download(mavproxy, mav, filename, timeout=360):
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"""Download latest log."""
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mavproxy.send("log list\n")
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mavproxy.expect("numLogs")
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mav.wait_heartbeat()
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mav.wait_heartbeat()
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mavproxy.send("set shownoise 0\n")
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mavproxy.send("log download latest %s\n" % filename)
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mavproxy.expect("Finished downloading", timeout=timeout)
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mav.wait_heartbeat()
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mav.wait_heartbeat()
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return True
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