Attachment 15659 Details for Bug 13874 – proposed tests

[patch] proposed tests

ndr-tests.patch (text/plain), 5.43 KB, created by Gary Lockyer on 2019-12-02 02:56:59 UTC

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Creator: Gary Lockyer

Created: 2019-12-02 02:56:59 UTC

Size: 5.43 KB

patch

obsolete

>From debd6f1ffc15e3a481fdb67716e0d8dba2559ffb Mon Sep 17 00:00:00 2001
>From: Gary Lockyer <gary@catalyst.net.nz>
>Date: Mon, 2 Dec 2019 15:54:08 +1300
>Subject: [PATCH] librpc ndr tests: Tests for ndr_pull_string
>
>Signed-off-by: Gary Lockyer <gary@catalyst.net.nz>
>---
> librpc/tests/test_ndr_string.c | 130 +++++++++++++++++++++++++++++++++
> librpc/wscript_build           |  11 +++
> source4/selftest/tests.py      |   2 +
> 3 files changed, 143 insertions(+)
> create mode 100644 librpc/tests/test_ndr_string.c
>
>diff --git a/librpc/tests/test_ndr_string.c b/librpc/tests/test_ndr_string.c
>new file mode 100644
>index 00000000000..42651472851
>--- /dev/null
>+++ b/librpc/tests/test_ndr_string.c
>@@ -0,0 +1,130 @@
>+/*
>+ *
>+ * This program is free software; you can redistribute it and/or modify
>+ * it under the terms of the GNU General Public License as published by
>+ * the Free Software Foundation; either version 3 of the License, or
>+ * (at your option) any later version.
>+ *
>+ * This program is distributed in the hope that it will be useful,
>+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
>+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
>+ * GNU General Public License for more details.
>+ *
>+ * You should have received a copy of the GNU General Public License
>+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
>+ *
>+ */
>+
>+/*
>+ * from cmocka.c:
>+ * These headers or their equivalents should be included prior to
>+ * including
>+ * this header file.
>+ *
>+ * #include <stdarg.h>
>+ * #include <stddef.h>
>+ * #include <setjmp.h>
>+ *
>+ * This allows test applications to use custom definitions of C standard
>+ * library functions and types.
>+ *
>+ */
>+#include <stdarg.h>
>+#include <stddef.h>
>+#include <stdint.h>
>+#include <setjmp.h>
>+#include <cmocka.h>
>+
>+#include "librpc/ndr/ndr_string.c"
>+
>+/*
>+ * Try and pull a null terminated string from a zero length buffer
>+ * Should fail for both 1 byte, and 2 byte character strings.
>+ */
>+static void test_pull_string_zero_len_nul_term(void **state)
>+{
>+	struct ndr_pull ndr = {0};
>+	enum ndr_err_code err;
>+	int flags = NDR_SCALARS;
>+	uint8_t data[] = {0x0, 0x0};
>+	const char *s = NULL;
>+
>+	ndr.flags = LIBNDR_FLAG_STR_UTF8 | LIBNDR_FLAG_STR_NULLTERM;
>+	ndr.data = data;
>+	ndr.data_size = 0;
>+	err = ndr_pull_string(&ndr, flags, &s);
>+	assert_int_equal(err, NDR_ERR_BUFSIZE);
>+	assert_null(s);
>+
>+	ndr.flags = LIBNDR_FLAG_STR_NULLTERM;
>+	err = ndr_pull_string(&ndr, flags, &s);
>+	assert_int_equal(err, NDR_ERR_BUFSIZE);
>+	assert_null(s);
>+
>+}
>+
>+/*
>+ * Try and pull a null terminated string from a 1 byte buffer
>+ * Should succeed for 1 byte character and
>+ *        fail    for 2 byte character strings.
>+ */
>+static void test_pull_string_len_1_nul_term(void **state)
>+{
>+	struct ndr_pull ndr = {0};
>+	enum ndr_err_code err;
>+	int flags = NDR_SCALARS;
>+	const char *s = NULL;
>+	uint8_t data[] = {0x0, 0x0};
>+
>+	ndr.flags = LIBNDR_FLAG_STR_UTF8 | LIBNDR_FLAG_STR_NULLTERM;
>+	ndr.data = data;
>+	ndr.data_size = 1;
>+	err = ndr_pull_string(&ndr, flags, &s);
>+	assert_int_equal(err, NDR_ERR_SUCCESS);
>+	assert_non_null(s);
>+
>+	ndr.flags = LIBNDR_FLAG_STR_NULLTERM;
>+	err = ndr_pull_string(&ndr, flags, &s);
>+	assert_int_equal(err, NDR_ERR_BUFSIZE);
>+
>+
>+}
>+
>+/*
>+ * Try and pull a null terminated string from a 2 byte buffer
>+ * Should succeed for both 1 byte, and 2 byte character strings.
>+ */
>+static void test_pull_string_len_2_nul_term(void **state)
>+{
>+	struct ndr_pull ndr = {0};
>+	enum ndr_err_code err;
>+	int flags = NDR_SCALARS;
>+	const char *s;
>+	uint8_t data[] = {0x0, 0x0};
>+
>+	ndr.flags = LIBNDR_FLAG_STR_UTF8 | LIBNDR_FLAG_STR_NULLTERM;
>+	ndr.data = data;
>+	ndr.data_size = 2;
>+	err = ndr_pull_string(&ndr, flags, &s);
>+	assert_int_equal(err, NDR_ERR_SUCCESS);
>+	assert_non_null(s);
>+
>+	ndr.flags = LIBNDR_FLAG_STR_NULLTERM;
>+	err = ndr_pull_string(&ndr, flags, &s);
>+	assert_int_equal(err, NDR_ERR_SUCCESS);
>+	assert_non_null(s);
>+
>+
>+}
>+
>+int main(int argc, const char **argv)
>+{
>+	const struct CMUnitTest tests[] = {
>+		cmocka_unit_test(test_pull_string_zero_len_nul_term),
>+		cmocka_unit_test(test_pull_string_len_1_nul_term),
>+		cmocka_unit_test(test_pull_string_len_2_nul_term)
>+	};
>+
>+	cmocka_set_message_output(CM_OUTPUT_SUBUNIT);
>+	return cmocka_run_group_tests(tests, NULL, NULL);
>+}
>diff --git a/librpc/wscript_build b/librpc/wscript_build
>index 2582a281139..88964ed2a9a 100644
>--- a/librpc/wscript_build
>+++ b/librpc/wscript_build
>@@ -664,3 +664,14 @@ bld.SAMBA_SUBSYSTEM('NDR_FSRVP_STATE',
>     source='gen_ndr/ndr_fsrvp_state.c',
>     public_deps='ndr'
>     )
>+#
>+# Cmocka tests
>+#
>+bld.SAMBA_BINARY('test_ndr_string',
>+                 source='tests/test_ndr_string.c',
>+                 deps='''
>+                      cmocka
>+                      talloc
>+                      ndr
>+                      ''',
>+                 for_selftest=True)
>diff --git a/source4/selftest/tests.py b/source4/selftest/tests.py
>index 642dc680fa4..e9d83a0acf6 100755
>--- a/source4/selftest/tests.py
>+++ b/source4/selftest/tests.py
>@@ -1317,6 +1317,8 @@ plantestsuite("samba4.dcerpc.dnsserver.dnsutils", "none",
>               [os.path.join(bindir(), "test_rpc_dns_server_dnsutils")])
> plantestsuite("libcli.drsuapi.repl_decrypt", "none",
>               [os.path.join(bindir(), "test_repl_decrypt")])
>+plantestsuite("librpc.ndr.ndr_string", "none",
>+              [os.path.join(bindir(), "test_ndr_string")])
> 
> # process restart and limit tests, these break the environment so need to run
> # in their own specific environment
>-- 
>2.17.1
>

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Attachments on bug 13874: 15602 | 15659 | 15661