sysinfotest: Dissolve sysinfotest_run() in testSysinfo()

There is no real need to have two separate functions. They can be
merged together which not only saves couple of lines, but
prepares the structure of the code for future expansion. See next
commits.
Signed-off-by: NMichal Privoznik <mprivozn@redhat.com>
Reviewed-by: NDaniel P. Berrangé <berrange@redhat.com>

tests/sysinfotest.c

@@ -37,25 +37,33 @@
 #define VIR_FROM_THIS VIR_FROM_NONE
 
 struct testSysinfoData {
+    const char *name; /* test name, also base name for result files */
     virSysinfoDefPtr (*func)(void); /* sysinfo gathering function */
-    char *decoder; /* name of dmi decoder binary/script */
-    char *sysinfo; /* name of /proc/sysinfo substitute file */
-    char *cpuinfo; /* name of /proc/cpuinfo substitute file */
-    char *expected; /* (required) file containing output of virSysinfoFormat */
+    const char *decoder; /* name of dmi decoder binary/script */
 };
 
 static int
 testSysinfo(const void *data)
 {
+    const struct testSysinfoData *testdata = data;
     const char *sysfsActualData;
     g_auto(virSysinfoDefPtr) ret = NULL;
     g_auto(virBuffer) buf = VIR_BUFFER_INITIALIZER;
-    const struct testSysinfoData *testdata = data;
+    g_autofree char *sysinfo = NULL;
+    g_autofree char *cpuinfo = NULL;
+    g_autofree char *expected = NULL;
+    g_autofree char *decoder = NULL;
+
+    sysinfo = g_strdup_printf("%s/sysinfodata/%ssysinfo.data", abs_srcdir, testdata->name);
+    cpuinfo = g_strdup_printf("%s/sysinfodata/%scpuinfo.data", abs_srcdir, testdata->name);
+    expected = g_strdup_printf("%s/sysinfodata/%ssysinfo.expect", abs_srcdir, testdata->name);
+
+    if (testdata->decoder)
+        decoder = g_strdup_printf("%s/%s", abs_srcdir, testdata->decoder);
 
-    virSysinfoSetup(testdata->decoder, testdata->sysinfo, testdata->cpuinfo);
+    virSysinfoSetup(decoder, sysinfo, cpuinfo);
 
-    if (!testdata->expected ||
-        !(ret = testdata->func()))
+    if (!(ret = testdata->func()))
         return -1;
 
     if (virSysinfoFormat(&buf, ret) < 0)
@@ -64,50 +72,16 @@ testSysinfo(const void *data)
     if (!(sysfsActualData = virBufferCurrentContent(&buf)))
         return -1;
 
-    return virTestCompareToFile(sysfsActualData, testdata->expected);
+    return virTestCompareToFile(sysfsActualData, expected);
 }
 
-static int
-sysinfotest_run(const char *test,
-                virSysinfoDefPtr (*func)(void),
-                const char *decoder,
-                const char *sysinfo,
-                const char *cpuinfo,
-                const char *expected)
-{
-    struct testSysinfoData testdata = { 0 };
-    int ret = EXIT_FAILURE;
-
-    testdata.func = func;
-
-    if (decoder)
-        testdata.decoder = g_strdup_printf("%s/%s", abs_srcdir, decoder);
-    if (sysinfo)
-        testdata.sysinfo = g_strdup_printf("%s/%s", abs_srcdir, sysinfo);
-    if (cpuinfo)
-        testdata.cpuinfo = g_strdup_printf("%s/%s", abs_srcdir, cpuinfo);
-    if (expected)
-        testdata.expected = g_strdup_printf("%s/%s", abs_srcdir, expected);
-
-    if (virTestRun(test, testSysinfo, &testdata) < 0)
-        goto error;
-
-    ret = EXIT_SUCCESS;
-
- error:
-    VIR_FREE(testdata.decoder);
-    VIR_FREE(testdata.sysinfo);
-    VIR_FREE(testdata.cpuinfo);
-    VIR_FREE(testdata.expected);
-    return ret;
-}
 
 #define TEST_FULL(name, func, decoder) \
-    if (sysinfotest_run(name " sysinfo", func, decoder, \
-                        "/sysinfodata/" name "sysinfo.data", \
-                        "/sysinfodata/" name "cpuinfo.data", \
-                        "/sysinfodata/" name "sysinfo.expect") != EXIT_SUCCESS) \
-        ret = EXIT_FAILURE
+    do { \
+        struct testSysinfoData data = { name, func, decoder }; \
+        if (virTestRun(name " sysinfo", testSysinfo, &data) < 0) \
+            ret = EXIT_FAILURE; \
+    } while (0)
 
 
 #define TEST(name, func) \