openvz: Add simple testcase for config file parsing function

This testcase passes before the regression is added in f0443765, fails
after that commit and passes again after the regression was fixed.

1 files changed, 91 insertions, 0 deletions

diff --git a/tests/openvzutilstest.c b/tests/openvzutilstest.c
new file mode 100644
index 000000000..fe6a2ea7f
--- /dev/null
+++ b/tests/openvzutilstest.c
@@ -0,0 +1,91 @@
+#include <config.h>
+
+#ifdef WITH_OPENVZ
+
+# include <stdio.h>
+# include <string.h>
+# include <unistd.h>
+
+# include "internal.h"
+# include "memory.h"
+# include "testutils.h"
+# include "util.h"
+# include "openvz/openvz_conf.h"
+
+struct testConfigParam {
+    const char *param;
+    const char *value;
+    int ret;
+};
+
+static struct testConfigParam configParams[] = {
+    { "OSTEMPLATE", "rhel-5-lystor", 1 },
+    { "IP_ADDRESS", "194.44.18.88", 1 },
+    { "THIS_PARAM_IS_MISSING", NULL, 0 },
+};
+
+static int
+testReadConfigParam(const void *data ATTRIBUTE_UNUSED)
+{
+    int result = -1;
+    int i;
+    char *conf = NULL;
+    char *value = NULL;
+
+    if (virAsprintf(&conf, "%s/openvzutilstest.conf", abs_srcdir) < 0) {
+        return -1;
+    }
+
+    for (i = 0; i < ARRAY_CARDINALITY(configParams); ++i) {
+        if (openvzReadConfigParam(conf, configParams[i].param,
+                                  &value) != configParams[i].ret) {
+            goto cleanup;
+        }
+
+        if (configParams[i].ret != 1) {
+            continue;
+        }
+
+        if (STRNEQ(configParams[i].value, value)) {
+            virtTestDifference(stderr, configParams[i].value, value);
+            goto cleanup;
+        }
+    }
+
+    result = 0;
+
+cleanup:
+    VIR_FREE(conf);
+    VIR_FREE(value);
+
+    return result;
+}
+
+static int
+mymain(void)
+{
+    int result = 0;
+
+# define DO_TEST(_name)                                                       \
+        do {                                                                  \
+            if (virtTestRun("OpenVZ "#_name, 1, test##_name,                  \
+                            NULL) < 0) {                                      \
+                result = -1;                                                  \
+            }                                                                 \
+        } while (0)
+
+    DO_TEST(ReadConfigParam);
+
+    return result == 0 ? EXIT_SUCCESS : EXIT_FAILURE;
+}
+
+VIRT_TEST_MAIN(mymain)
+
+#else
+
+int main(void)
+{
+    return EXIT_AM_SKIP;
+}
+
+#endif /* WITH_OPENVZ */