1
0
Fork 0
fgdata/Aircraft/Generic/Systems/Tests/FailureMgr/test_cycle_counter.nas

125 lines
2.8 KiB
Text
Raw Normal View History

# CycleCounter unit tests
#
# Copyright (C) 2014 Anton Gomez Alvedro
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
io.include("Aircraft/Generic/Systems/Tests/test.nas");
io.include("Aircraft/Generic/Systems/failures.nas");
var TestCycleCounter = {
parents: [TestSuite],
setup: func {
props.globals.initNode("/test");
},
cleanup: func {
props.globals.getNode("/test").remove();
me.counter = nil;
},
_shake_that_prop: func (pattern=nil) {
if (pattern == nil)
pattern = [0, -10, 10, -10, 10, -10, 10, 0];
setprop("/test/property", pattern[0]);
me.counter.reset();
var i = 0;
var value = pattern[0];
var target = pattern[1];
var delta = 0;
while(i < size(pattern) - 1) {
target = pattern[i+1];
delta = pattern[i+1] > pattern[i] ? 1 : -1;
while(value != target) {
value += delta;
setprop("/test/property", value);
}
i += 1;
}
},
test_cycles_dont_grow_while_disabled: func {
me.counter = CycleCounter.new("/test/property");
me._shake_that_prop();
assert(me.counter.cycles == 0);
},
test_cycles_grow_while_enabled: func {
me.counter = CycleCounter.new("/test/property");
me._shake_that_prop();
assert(me.counter.cycles == 0);
me.counter.enable();
me._shake_that_prop();
assert(me.counter.cycles == 3);
},
test_reset: func {
me.counter = CycleCounter.new("/test/property");
me.counter.enable();
me._shake_that_prop();
assert(me.counter.cycles > 0);
me.counter.reset();
assert(me.counter.cycles == 0);
},
test_callback_every_half_cycle: func {
var count = 0;
me.counter = CycleCounter.new(
property: "/test/property",
on_update: func (cycles) { count += 1 });
me.counter.enable();
me._shake_that_prop();
assert(count == 6);
},
test_callback_reports_cycle_count: func {
var count = 0;
var cb = func (cycles) {
count += 1;
assert(cycles == count * 0.5);
};
me.counter = CycleCounter.new(
property: "/test/property", on_update: cb);
me.counter.enable();
me._shake_that_prop();
},
test_counter_works_for_binary_props: func {
me.counter = CycleCounter.new("/test/property");
me.counter.enable();
me._shake_that_prop([0, 1, 0, 1, 0, 1]);
assert(me.counter.cycles == 2);
}
};