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tests/qtest/migration: Introduce find_common_machine_version

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When using two different QEMU binaries for migration testing, we'll
need to find what is the machine version that will work with both
binaries. Add a helper for that.

Reviewed-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Fabiano Rosas <farosas@suse.de>
Signed-off-by: Juan Quintela <quintela@redhat.com>
Message-ID: <20231018192741.25885-7-farosas@suse.de>
This commit is contained in:
Fabiano Rosas 2023-10-18 16:27:35 -03:00 committed by Juan Quintela
parent a3c0ebc9b0
commit dcf389cbc8
2 changed files with 28 additions and 0 deletions
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26
tests/qtest/migration-helpers.c
View File

@ -240,3 +240,29 @@ void wait_for_migration_fail(QTestState *from, bool allow_active)
g_assert(qdict_get_bool(rsp_return, "running"));
qobject_unref(rsp_return);
}
char *find_common_machine_version(const char *mtype, const char *var1,
const char *var2)
{
g_autofree char *type1 = qtest_resolve_machine_alias(var1, mtype);
g_autofree char *type2 = qtest_resolve_machine_alias(var2, mtype);
g_assert(type1 && type2);
if (g_str_equal(type1, type2)) {
/* either can be used */
return g_strdup(type1);
}
if (qtest_has_machine_with_env(var2, type1)) {
return g_strdup(type1);
}
if (qtest_has_machine_with_env(var1, type2)) {
return g_strdup(type2);
}
g_test_message("No common machine version for machine type '%s' between "
"binaries %s and %s", mtype, getenv(var1), getenv(var2));
g_assert_not_reached();
}

2
tests/qtest/migration-helpers.h
View File

@ -43,4 +43,6 @@ void wait_for_migration_complete(QTestState *who);
void wait_for_migration_fail(QTestState *from, bool allow_active);
char *find_common_machine_version(const char *mtype, const char *var1,
const char *var2);
#endif /* MIGRATION_HELPERS_H */