From 5242eef8fc54636a41701fd9d7083ba6e4a4e0b3 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 26 Jun 2024 18:18:39 +0200
Subject: Merging upstream version 1:4.15.2.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 tests/unit/test_chkname.c | 149 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 149 insertions(+)
 create mode 100644 tests/unit/test_chkname.c

(limited to 'tests/unit/test_chkname.c')

diff --git a/tests/unit/test_chkname.c b/tests/unit/test_chkname.c
new file mode 100644
index 0000000..e0f9f84
--- /dev/null
+++ b/tests/unit/test_chkname.c
@@ -0,0 +1,149 @@
+/*
+ * SPDX-FileCopyrightText: 2023, Alejandro Colomar <alx@kernel.org>
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include <stdarg.h>  // Required by <cmocka.h>
+#include <stddef.h>  // Required by <cmocka.h>
+#include <setjmp.h>  // Required by <cmocka.h>
+#include <stdint.h>  // Required by <cmocka.h>
+#include <cmocka.h>
+
+#include "alloc.h"
+#include "chkname.h"
+
+
+static void test_is_valid_user_name_ok(void **state);
+static void test_is_valid_user_name_ok_dollar(void **state);
+static void test_is_valid_user_name_nok_dash(void **state);
+static void test_is_valid_user_name_nok_dir(void **state);
+static void test_is_valid_user_name_nok_dollar(void **state);
+static void test_is_valid_user_name_nok_empty(void **state);
+static void test_is_valid_user_name_nok_numeric(void **state);
+static void test_is_valid_user_name_nok_otherchars(void **state);
+static void test_is_valid_user_name_long(void **state);
+
+
+int
+main(void)
+{
+    const struct CMUnitTest  tests[] = {
+        cmocka_unit_test(test_is_valid_user_name_ok),
+        cmocka_unit_test(test_is_valid_user_name_ok_dollar),
+        cmocka_unit_test(test_is_valid_user_name_nok_dash),
+        cmocka_unit_test(test_is_valid_user_name_nok_dir),
+        cmocka_unit_test(test_is_valid_user_name_nok_dollar),
+        cmocka_unit_test(test_is_valid_user_name_nok_empty),
+        cmocka_unit_test(test_is_valid_user_name_nok_numeric),
+        cmocka_unit_test(test_is_valid_user_name_nok_otherchars),
+        cmocka_unit_test(test_is_valid_user_name_long),
+    };
+
+    return cmocka_run_group_tests(tests, NULL, NULL);
+}
+
+
+static void
+test_is_valid_user_name_ok(void **state)
+{
+	assert_true(is_valid_user_name("alx"));
+	assert_true(is_valid_user_name("u-ser"));
+	assert_true(is_valid_user_name("u"));
+	assert_true(is_valid_user_name("I"));
+	assert_true(is_valid_user_name("_"));
+	assert_true(is_valid_user_name("_.-"));
+	assert_true(is_valid_user_name(".007"));
+	assert_true(is_valid_user_name("0_0"));
+	assert_true(is_valid_user_name("some_longish_user_name_sHould_also_be_valid.wHY_not"));
+}
+
+
+static void
+test_is_valid_user_name_ok_dollar(void **state)
+{
+	// Non-POSIX extension for Samba 3.x "add machine script".
+	assert_true(is_valid_user_name("dollar$"));
+	assert_true(is_valid_user_name("SSS$"));
+}
+
+
+static void
+test_is_valid_user_name_nok_dash(void **state)
+{
+	assert_true(false == is_valid_user_name("-"));
+	assert_true(false == is_valid_user_name("-not-valid"));
+	assert_true(false == is_valid_user_name("--C"));
+}
+
+
+static void
+test_is_valid_user_name_nok_dir(void **state)
+{
+	assert_true(false == is_valid_user_name("."));
+	assert_true(false == is_valid_user_name(".."));
+}
+
+
+static void
+test_is_valid_user_name_nok_dollar(void **state)
+{
+	assert_true(false == is_valid_user_name("$"));
+	assert_true(false == is_valid_user_name("$dollar"));
+	assert_true(false == is_valid_user_name("mo$ney"));
+	assert_true(false == is_valid_user_name("do$$ar"));
+	assert_true(false == is_valid_user_name("foo$bar$"));
+}
+
+
+static void
+test_is_valid_user_name_nok_empty(void **state)
+{
+	assert_true(false == is_valid_user_name(""));
+}
+
+
+static void
+test_is_valid_user_name_nok_numeric(void **state)
+{
+	assert_true(false == is_valid_user_name("6"));
+	assert_true(false == is_valid_user_name("42"));
+}
+
+
+static void
+test_is_valid_user_name_nok_otherchars(void **state)
+{
+	assert_true(false == is_valid_user_name("no spaces"));
+	assert_true(false == is_valid_user_name("no,"));
+	assert_true(false == is_valid_user_name("no;"));
+	assert_true(false == is_valid_user_name("no:"));
+}
+
+
+static void
+test_is_valid_user_name_long(void **state)
+{
+	size_t  max;
+	char    *name;
+
+	max = sysconf(_SC_LOGIN_NAME_MAX);
+	name = MALLOC(max + 1, char);
+	assert_true(name != NULL);
+
+	memset(name, '_', max);
+
+	name[max] = '\0';
+	assert_true(false == is_valid_user_name(name));
+
+	name[max - 1] = '\0';
+	assert_true(is_valid_user_name(name));
+
+	free(name);
+}
-- 
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