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tests/migration: Fail on unexpected migration states

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We've got various places where we wait for a migration to enter
a given state; but if we enter an unexpected state we tend to fail
in odd ways; add a mechanism for explicitly testing for any state
which we shouldn't be in.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20190923131022.15498-2-dgilbert@redhat.com>
Reviewed-by: Cleber Rosa <crosa@redhat.com>
Tested-by: Cleber Rosa <crosa@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
This commit is contained in:
Dr. David Alan Gilbert 2019-09-23 14:10:21 +01:00
parent d46a4847ca
commit e15310ea07
1 changed files with 17 additions and 6 deletions
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23
tests/migration-test.c
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@ -255,15 +255,19 @@ static void read_blocktime(QTestState *who)
}
static void wait_for_migration_status(QTestState *who,
const char *goal)
const char *goal,
const char **ungoals)
{
while (true) {
bool completed;
char *status;
const char **ungoal;
status = migrate_query_status(who);
completed = strcmp(status, goal) == 0;
g_assert_cmpstr(status, !=, "failed");
for (ungoal = ungoals; *ungoal; ungoal++) {
g_assert_cmpstr(status, !=, *ungoal);
}
g_free(status);
if (completed) {
return;
@ -274,7 +278,8 @@ static void wait_for_migration_status(QTestState *who,
static void wait_for_migration_complete(QTestState *who)
{
wait_for_migration_status(who, "completed");
wait_for_migration_status(who, "completed",
(const char * []) { "failed", NULL });
}
static void wait_for_migration_pass(QTestState *who)
@ -809,7 +814,9 @@ static void test_postcopy_recovery(void)
* Wait until postcopy is really started; we can only run the
* migrate-pause command during a postcopy
*/
wait_for_migration_status(from, "postcopy-active");
wait_for_migration_status(from, "postcopy-active",
(const char * []) { "failed",
"completed", NULL });
/*
* Manually stop the postcopy migration. This emulates a network
@ -822,7 +829,9 @@ static void test_postcopy_recovery(void)
* migrate-recover command can only succeed if destination machine
* is in the paused state
*/
wait_for_migration_status(to, "postcopy-paused");
wait_for_migration_status(to, "postcopy-paused",
(const char * []) { "failed", "active",
"completed", NULL });
/*
* Create a new socket to emulate a new channel that is different
@ -836,7 +845,9 @@ static void test_postcopy_recovery(void)
* Try to rebuild the migration channel using the resume flag and
* the newly created channel
*/
wait_for_migration_status(from, "postcopy-paused");
wait_for_migration_status(from, "postcopy-paused",
(const char * []) { "failed", "active",
"completed", NULL });
migrate(from, uri, "{'resume': true}");
g_free(uri);