From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../nss/gtests/util_gtest/util_b64_unittest.cc     | 81 ++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 security/nss/gtests/util_gtest/util_b64_unittest.cc

(limited to 'security/nss/gtests/util_gtest/util_b64_unittest.cc')

diff --git a/security/nss/gtests/util_gtest/util_b64_unittest.cc b/security/nss/gtests/util_gtest/util_b64_unittest.cc
new file mode 100644
index 0000000000..cef9c7318b
--- /dev/null
+++ b/security/nss/gtests/util_gtest/util_b64_unittest.cc
@@ -0,0 +1,81 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include <climits>
+#include <memory>
+#include "nssb64.h"
+
+#include "gtest/gtest.h"
+#include "scoped_ptrs_util.h"
+
+namespace nss_test {
+
+class B64EncodeDecodeTest : public ::testing::Test {
+ public:
+  void TestDecodeStr(const std::string &str) {
+    ScopedSECItem tmp(
+        NSSBase64_DecodeBuffer(nullptr, nullptr, str.c_str(), str.size()));
+    ASSERT_TRUE(tmp);
+    char *out = NSSBase64_EncodeItem(nullptr, nullptr, 0, tmp.get());
+    ASSERT_TRUE(out);
+    ASSERT_EQ(std::string(out), str);
+    PORT_Free(out);
+  }
+  bool TestEncodeItem(SECItem *item) {
+    bool rv = true;
+    char *out = NSSBase64_EncodeItem(nullptr, nullptr, 0, item);
+    rv = !!out;
+    if (out) {
+      ScopedSECItem tmp(
+          NSSBase64_DecodeBuffer(nullptr, nullptr, out, strlen(out)));
+      EXPECT_TRUE(tmp);
+      EXPECT_EQ(SECEqual, SECITEM_CompareItem(item, tmp.get()));
+      PORT_Free(out);
+    }
+    return rv;
+  }
+  bool TestFakeDecode(size_t str_len) {
+    std::string str(str_len, 'A');
+    ScopedSECItem tmp(
+        NSSBase64_DecodeBuffer(nullptr, nullptr, str.c_str(), str.size()));
+    return !!tmp;
+  }
+  bool TestFakeEncode(size_t len) {
+    std::vector<uint8_t> data(len, 0x30);
+    SECItem tmp = {siBuffer, data.data(),
+                   static_cast<unsigned int>(data.size())};
+    return TestEncodeItem(&tmp);
+  }
+
+ protected:
+};
+
+TEST_F(B64EncodeDecodeTest, DecEncTest) { TestDecodeStr("VGhpcyBpcyBOU1Mh"); }
+
+TEST_F(B64EncodeDecodeTest, EncDecTest) {
+  uint8_t data[] = {0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09};
+  SECItem tmp = {siBuffer, data, sizeof(data)};
+  TestEncodeItem(&tmp);
+}
+
+TEST_F(B64EncodeDecodeTest, FakeDecTest) { EXPECT_TRUE(TestFakeDecode(100)); }
+
+TEST_F(B64EncodeDecodeTest, FakeEncDecTest) {
+  EXPECT_TRUE(TestFakeEncode(100));
+}
+
+// These takes a while ...
+TEST_F(B64EncodeDecodeTest, DISABLED_LongFakeDecTest1) {
+  EXPECT_TRUE(TestFakeDecode(0x66666666));
+}
+TEST_F(B64EncodeDecodeTest, DISABLED_LongFakeEncDecTest1) {
+  TestFakeEncode(0x3fffffff);
+}
+TEST_F(B64EncodeDecodeTest, DISABLED_LongFakeEncDecTest2) {
+  EXPECT_FALSE(TestFakeEncode(0x40000000));
+}
+
+}  // namespace nss_test
-- 
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