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Do not advance decay epoch when time goes backwards.

Browse source 
Instead, move the epoch backward in time.  Additionally, add
nstime_monotonic() and use it in debug builds to assert that time only
goes backward if nstime_update() is using a non-monotonic time source.
This commit is contained in:
Jason Evans 2016-10-10 22:15:10 -07:00
parent ee0c74b77a
commit 5f11fb7d43
6 changed files with 63 additions and 6 deletions
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9
test/unit/nstime.c
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@ -176,6 +176,13 @@ TEST_BEGIN(test_nstime_divide)
}
TEST_END
TEST_BEGIN(test_nstime_monotonic)
{
nstime_monotonic();
}
TEST_END
TEST_BEGIN(test_nstime_update)
{
nstime_t nst;
@ -198,7 +205,6 @@ TEST_BEGIN(test_nstime_update)
assert_d_eq(nstime_compare(&nst, &nst0), 0,
"Time should not have been modified");
}
}
TEST_END
@ -216,5 +222,6 @@ main(void)
test_nstime_imultiply,
test_nstime_idivide,
test_nstime_divide,
test_nstime_monotonic,
test_nstime_update));
}