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-rw-r--r--tests/unit/test-string-input-visitor.c501
1 files changed, 501 insertions, 0 deletions
diff --git a/tests/unit/test-string-input-visitor.c b/tests/unit/test-string-input-visitor.c
new file mode 100644
index 0000000000..249faafc9d
--- /dev/null
+++ b/tests/unit/test-string-input-visitor.c
@@ -0,0 +1,501 @@
+/*
+ * String Input Visitor unit-tests.
+ *
+ * Copyright (C) 2012 Red Hat Inc.
+ *
+ * Authors:
+ * Paolo Bonzini <pbonzini@redhat.com> (based on test-qobject-input-visitor)
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#include "qemu/osdep.h"
+
+#include "qemu-common.h"
+#include "qapi/error.h"
+#include "qapi/string-input-visitor.h"
+#include "test-qapi-visit.h"
+
+typedef struct TestInputVisitorData {
+ Visitor *v;
+} TestInputVisitorData;
+
+static void visitor_input_teardown(TestInputVisitorData *data,
+ const void *unused)
+{
+ if (data->v) {
+ visit_free(data->v);
+ data->v = NULL;
+ }
+}
+
+/* This is provided instead of a test setup function so that the JSON
+ string used by the tests are kept in the test functions (and not
+ int main()) */
+static
+Visitor *visitor_input_test_init(TestInputVisitorData *data,
+ const char *string)
+{
+ visitor_input_teardown(data, NULL);
+
+ data->v = string_input_visitor_new(string);
+ g_assert(data->v);
+ return data->v;
+}
+
+static void test_visitor_in_int(TestInputVisitorData *data,
+ const void *unused)
+{
+ int64_t res = 0, value = -42;
+ Error *err = NULL;
+ Visitor *v;
+
+ v = visitor_input_test_init(data, "-42");
+
+ visit_type_int(v, NULL, &res, &error_abort);
+ g_assert_cmpint(res, ==, value);
+
+ v = visitor_input_test_init(data, "not an int");
+
+ visit_type_int(v, NULL, &res, &err);
+ error_free_or_abort(&err);
+
+ v = visitor_input_test_init(data, "");
+
+ visit_type_int(v, NULL, &res, &err);
+ error_free_or_abort(&err);
+}
+
+static void check_ilist(Visitor *v, int64_t *expected, size_t n)
+{
+ int64List *res = NULL;
+ int64List *tail;
+ int i;
+
+ visit_type_int64List(v, NULL, &res, &error_abort);
+ tail = res;
+ for (i = 0; i < n; i++) {
+ g_assert(tail);
+ g_assert_cmpint(tail->value, ==, expected[i]);
+ tail = tail->next;
+ }
+ g_assert(!tail);
+
+ qapi_free_int64List(res);
+}
+
+static void check_ulist(Visitor *v, uint64_t *expected, size_t n)
+{
+ uint64List *res = NULL;
+ uint64List *tail;
+ int i;
+
+ visit_type_uint64List(v, NULL, &res, &error_abort);
+ tail = res;
+ for (i = 0; i < n; i++) {
+ g_assert(tail);
+ g_assert_cmpuint(tail->value, ==, expected[i]);
+ tail = tail->next;
+ }
+ g_assert(!tail);
+
+ qapi_free_uint64List(res);
+}
+
+static void test_visitor_in_intList(TestInputVisitorData *data,
+ const void *unused)
+{
+ int64_t expect1[] = { 1, 2, 0, 2, 3, 4, 20, 5, 6, 7,
+ 8, 9, 1, 2, 3, 4, 5, 6, 7, 8 };
+ int64_t expect2[] = { 32767, -32768, -32767 };
+ int64_t expect3[] = { INT64_MIN, INT64_MAX };
+ int64_t expect4[] = { 1 };
+ int64_t expect5[] = { INT64_MAX - 2, INT64_MAX - 1, INT64_MAX };
+ Error *err = NULL;
+ int64List *res = NULL;
+ Visitor *v;
+ int64_t val;
+
+ /* Valid lists */
+
+ v = visitor_input_test_init(data, "1,2,0,2-4,20,5-9,1-8");
+ check_ilist(v, expect1, ARRAY_SIZE(expect1));
+
+ v = visitor_input_test_init(data, "32767,-32768--32767");
+ check_ilist(v, expect2, ARRAY_SIZE(expect2));
+
+ v = visitor_input_test_init(data,
+ "-9223372036854775808,9223372036854775807");
+ check_ilist(v, expect3, ARRAY_SIZE(expect3));
+
+ v = visitor_input_test_init(data, "1-1");
+ check_ilist(v, expect4, ARRAY_SIZE(expect4));
+
+ v = visitor_input_test_init(data,
+ "9223372036854775805-9223372036854775807");
+ check_ilist(v, expect5, ARRAY_SIZE(expect5));
+
+ /* Value too large */
+
+ v = visitor_input_test_init(data, "9223372036854775808");
+ visit_type_int64List(v, NULL, &res, &err);
+ error_free_or_abort(&err);
+ g_assert(!res);
+
+ /* Value too small */
+
+ v = visitor_input_test_init(data, "-9223372036854775809");
+ visit_type_int64List(v, NULL, &res, &err);
+ error_free_or_abort(&err);
+ g_assert(!res);
+
+ /* Range not ascending */
+
+ v = visitor_input_test_init(data, "3-1");
+ visit_type_int64List(v, NULL, &res, &err);
+ error_free_or_abort(&err);
+ g_assert(!res);
+
+ v = visitor_input_test_init(data, "9223372036854775807-0");
+ visit_type_int64List(v, NULL, &res, &err);
+ error_free_or_abort(&err);
+ g_assert(!res);
+
+ /* Range too big (65536 is the limit against DOS attacks) */
+
+ v = visitor_input_test_init(data, "0-65536");
+ visit_type_int64List(v, NULL, &res, &err);
+ error_free_or_abort(&err);
+ g_assert(!res);
+
+ /* Empty list */
+
+ v = visitor_input_test_init(data, "");
+ visit_type_int64List(v, NULL, &res, &error_abort);
+ g_assert(!res);
+
+ /* Not a list */
+
+ v = visitor_input_test_init(data, "not an int list");
+
+ visit_type_int64List(v, NULL, &res, &err);
+ error_free_or_abort(&err);
+ g_assert(!res);
+
+ /* Unvisited list tail */
+
+ v = visitor_input_test_init(data, "0,2-3");
+
+ visit_start_list(v, NULL, NULL, 0, &error_abort);
+ visit_type_int64(v, NULL, &val, &error_abort);
+ g_assert_cmpint(val, ==, 0);
+ visit_type_int64(v, NULL, &val, &error_abort);
+ g_assert_cmpint(val, ==, 2);
+
+ visit_check_list(v, &err);
+ error_free_or_abort(&err);
+ visit_end_list(v, NULL);
+
+ /* Visit beyond end of list */
+
+ v = visitor_input_test_init(data, "0");
+
+ visit_start_list(v, NULL, NULL, 0, &error_abort);
+ visit_type_int64(v, NULL, &val, &err);
+ g_assert_cmpint(val, ==, 0);
+ visit_type_int64(v, NULL, &val, &err);
+ error_free_or_abort(&err);
+
+ visit_check_list(v, &error_abort);
+ visit_end_list(v, NULL);
+}
+
+static void test_visitor_in_uintList(TestInputVisitorData *data,
+ const void *unused)
+{
+ uint64_t expect1[] = { 1, 2, 0, 2, 3, 4, 20, 5, 6, 7,
+ 8, 9, 1, 2, 3, 4, 5, 6, 7, 8 };
+ uint64_t expect2[] = { 32767, -32768, -32767 };
+ uint64_t expect3[] = { INT64_MIN, INT64_MAX };
+ uint64_t expect4[] = { 1 };
+ uint64_t expect5[] = { UINT64_MAX };
+ uint64_t expect6[] = { UINT64_MAX - 2, UINT64_MAX - 1, UINT64_MAX };
+ Error *err = NULL;
+ uint64List *res = NULL;
+ Visitor *v;
+ uint64_t val;
+
+ /* Valid lists */
+
+ v = visitor_input_test_init(data, "1,2,0,2-4,20,5-9,1-8");
+ check_ulist(v, expect1, ARRAY_SIZE(expect1));
+
+ v = visitor_input_test_init(data, "32767,-32768--32767");
+ check_ulist(v, expect2, ARRAY_SIZE(expect2));
+
+ v = visitor_input_test_init(data,
+ "-9223372036854775808,9223372036854775807");
+ check_ulist(v, expect3, ARRAY_SIZE(expect3));
+
+ v = visitor_input_test_init(data, "1-1");
+ check_ulist(v, expect4, ARRAY_SIZE(expect4));
+
+ v = visitor_input_test_init(data, "18446744073709551615");
+ check_ulist(v, expect5, ARRAY_SIZE(expect5));
+
+ v = visitor_input_test_init(data,
+ "18446744073709551613-18446744073709551615");
+ check_ulist(v, expect6, ARRAY_SIZE(expect6));
+
+ /* Value too large */
+
+ v = visitor_input_test_init(data, "18446744073709551616");
+ visit_type_uint64List(v, NULL, &res, &err);
+ error_free_or_abort(&err);
+ g_assert(!res);
+
+ /* Value too small */
+
+ v = visitor_input_test_init(data, "-18446744073709551616");
+ visit_type_uint64List(v, NULL, &res, &err);
+ error_free_or_abort(&err);
+ g_assert(!res);
+
+ /* Range not ascending */
+
+ v = visitor_input_test_init(data, "3-1");
+ visit_type_uint64List(v, NULL, &res, &err);
+ error_free_or_abort(&err);
+ g_assert(!res);
+
+ v = visitor_input_test_init(data, "18446744073709551615-0");
+ visit_type_uint64List(v, NULL, &res, &err);
+ error_free_or_abort(&err);
+ g_assert(!res);
+
+ /* Range too big (65536 is the limit against DOS attacks) */
+
+ v = visitor_input_test_init(data, "0-65536");
+ visit_type_uint64List(v, NULL, &res, &err);
+ error_free_or_abort(&err);
+ g_assert(!res);
+
+ /* Empty list */
+
+ v = visitor_input_test_init(data, "");
+ visit_type_uint64List(v, NULL, &res, &error_abort);
+ g_assert(!res);
+
+ /* Not a list */
+
+ v = visitor_input_test_init(data, "not an uint list");
+
+ visit_type_uint64List(v, NULL, &res, &err);
+ error_free_or_abort(&err);
+ g_assert(!res);
+
+ /* Unvisited list tail */
+
+ v = visitor_input_test_init(data, "0,2-3");
+
+ visit_start_list(v, NULL, NULL, 0, &error_abort);
+ visit_type_uint64(v, NULL, &val, &error_abort);
+ g_assert_cmpuint(val, ==, 0);
+ visit_type_uint64(v, NULL, &val, &error_abort);
+ g_assert_cmpuint(val, ==, 2);
+
+ visit_check_list(v, &err);
+ error_free_or_abort(&err);
+ visit_end_list(v, NULL);
+
+ /* Visit beyond end of list */
+
+ v = visitor_input_test_init(data, "0");
+
+ visit_start_list(v, NULL, NULL, 0, &error_abort);
+ visit_type_uint64(v, NULL, &val, &err);
+ g_assert_cmpuint(val, ==, 0);
+ visit_type_uint64(v, NULL, &val, &err);
+ error_free_or_abort(&err);
+
+ visit_check_list(v, &error_abort);
+ visit_end_list(v, NULL);
+}
+
+static void test_visitor_in_bool(TestInputVisitorData *data,
+ const void *unused)
+{
+ bool res = false;
+ Visitor *v;
+
+ v = visitor_input_test_init(data, "true");
+
+ visit_type_bool(v, NULL, &res, &error_abort);
+ g_assert_cmpint(res, ==, true);
+
+ v = visitor_input_test_init(data, "yes");
+
+ visit_type_bool(v, NULL, &res, &error_abort);
+ g_assert_cmpint(res, ==, true);
+
+ v = visitor_input_test_init(data, "on");
+
+ visit_type_bool(v, NULL, &res, &error_abort);
+ g_assert_cmpint(res, ==, true);
+
+ v = visitor_input_test_init(data, "false");
+
+ visit_type_bool(v, NULL, &res, &error_abort);
+ g_assert_cmpint(res, ==, false);
+
+ v = visitor_input_test_init(data, "no");
+
+ visit_type_bool(v, NULL, &res, &error_abort);
+ g_assert_cmpint(res, ==, false);
+
+ v = visitor_input_test_init(data, "off");
+
+ visit_type_bool(v, NULL, &res, &error_abort);
+ g_assert_cmpint(res, ==, false);
+}
+
+static void test_visitor_in_number(TestInputVisitorData *data,
+ const void *unused)
+{
+ double res = 0, value = 3.14;
+ Error *err = NULL;
+ Visitor *v;
+
+ v = visitor_input_test_init(data, "3.14");
+
+ visit_type_number(v, NULL, &res, &error_abort);
+ g_assert_cmpfloat(res, ==, value);
+
+ /* NaN and infinity has to be rejected */
+
+ v = visitor_input_test_init(data, "NaN");
+
+ visit_type_number(v, NULL, &res, &err);
+ error_free_or_abort(&err);
+
+ v = visitor_input_test_init(data, "inf");
+
+ visit_type_number(v, NULL, &res, &err);
+ error_free_or_abort(&err);
+
+}
+
+static void test_visitor_in_string(TestInputVisitorData *data,
+ const void *unused)
+{
+ char *res = NULL, *value = (char *) "Q E M U";
+ Visitor *v;
+
+ v = visitor_input_test_init(data, value);
+
+ visit_type_str(v, NULL, &res, &error_abort);
+ g_assert_cmpstr(res, ==, value);
+
+ g_free(res);
+}
+
+static void test_visitor_in_enum(TestInputVisitorData *data,
+ const void *unused)
+{
+ Visitor *v;
+ EnumOne i;
+
+ for (i = 0; i < ENUM_ONE__MAX; i++) {
+ EnumOne res = -1;
+
+ v = visitor_input_test_init(data, EnumOne_str(i));
+
+ visit_type_EnumOne(v, NULL, &res, &error_abort);
+ g_assert_cmpint(i, ==, res);
+ }
+}
+
+/* Try to crash the visitors */
+static void test_visitor_in_fuzz(TestInputVisitorData *data,
+ const void *unused)
+{
+ int64_t ires;
+ intList *ilres;
+ bool bres;
+ double nres;
+ char *sres;
+ EnumOne eres;
+ Visitor *v;
+ unsigned int i;
+ char buf[10000];
+
+ for (i = 0; i < 100; i++) {
+ unsigned int j, k;
+
+ j = g_test_rand_int_range(0, sizeof(buf) - 1);
+
+ buf[j] = '\0';
+
+ for (k = 0; k != j; k++) {
+ buf[k] = (char)g_test_rand_int_range(0, 256);
+ }
+
+ v = visitor_input_test_init(data, buf);
+ visit_type_int(v, NULL, &ires, NULL);
+
+ v = visitor_input_test_init(data, buf);
+ visit_type_intList(v, NULL, &ilres, NULL);
+ qapi_free_intList(ilres);
+
+ v = visitor_input_test_init(data, buf);
+ visit_type_bool(v, NULL, &bres, NULL);
+
+ v = visitor_input_test_init(data, buf);
+ visit_type_number(v, NULL, &nres, NULL);
+
+ v = visitor_input_test_init(data, buf);
+ sres = NULL;
+ visit_type_str(v, NULL, &sres, NULL);
+ g_free(sres);
+
+ v = visitor_input_test_init(data, buf);
+ visit_type_EnumOne(v, NULL, &eres, NULL);
+ }
+}
+
+static void input_visitor_test_add(const char *testpath,
+ TestInputVisitorData *data,
+ void (*test_func)(TestInputVisitorData *data, const void *user_data))
+{
+ g_test_add(testpath, TestInputVisitorData, data, NULL, test_func,
+ visitor_input_teardown);
+}
+
+int main(int argc, char **argv)
+{
+ TestInputVisitorData in_visitor_data;
+
+ g_test_init(&argc, &argv, NULL);
+
+ input_visitor_test_add("/string-visitor/input/int",
+ &in_visitor_data, test_visitor_in_int);
+ input_visitor_test_add("/string-visitor/input/intList",
+ &in_visitor_data, test_visitor_in_intList);
+ input_visitor_test_add("/string-visitor/input/uintList",
+ &in_visitor_data, test_visitor_in_uintList);
+ input_visitor_test_add("/string-visitor/input/bool",
+ &in_visitor_data, test_visitor_in_bool);
+ input_visitor_test_add("/string-visitor/input/number",
+ &in_visitor_data, test_visitor_in_number);
+ input_visitor_test_add("/string-visitor/input/string",
+ &in_visitor_data, test_visitor_in_string);
+ input_visitor_test_add("/string-visitor/input/enum",
+ &in_visitor_data, test_visitor_in_enum);
+ input_visitor_test_add("/string-visitor/input/fuzz",
+ &in_visitor_data, test_visitor_in_fuzz);
+
+ g_test_run();
+
+ return 0;
+}
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