initial code repo
[stor4nfv.git] / src / ceph / src / test / utf8.cc
diff --git a/src/ceph/src/test/utf8.cc b/src/ceph/src/test/utf8.cc
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+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+/*
+ * Ceph - scalable distributed file system
+ *
+ * Copyright (C) 2011 New Dream Network
+ *
+ * This is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License version 2.1, as published by the Free Software
+ * Foundation.  See file COPYING.
+ *
+ */
+#include "common/utf8.h"
+#include "gtest/gtest.h"
+#include <stdint.h>
+
+TEST(IsValidUtf8, SimpleAscii) {
+  ASSERT_EQ(0, check_utf8_cstr("Ascii ftw."));
+  ASSERT_EQ(0, check_utf8_cstr(""));
+  ASSERT_EQ(0, check_utf8_cstr("B"));
+  ASSERT_EQ(0, check_utf8_cstr("Badgers badgers badgers badgers "
+                              "mushroom mushroom"));
+  ASSERT_EQ(0, check_utf8("foo", strlen("foo")));
+}
+
+TEST(IsValidUtf8, ControlChars) {
+  // Sadly, control characters are valid utf8...
+  uint8_t control_chars[] = { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 
+                             0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d };
+  ASSERT_EQ(0, check_utf8((char*)control_chars, sizeof(control_chars)));
+}
+
+TEST(IsValidUtf8, SimpleUtf8) {
+  uint8_t funkystr[] = { 0x66, 0xd1, 0x86, 0xd1, 0x9d, 0xd2, 0xa0, 0xd3,
+                      0xad, 0xd3, 0xae, 0x0a };
+  ASSERT_EQ(0, check_utf8((char*)funkystr, sizeof(funkystr)));
+
+  uint8_t valid2[] = { 0xc3, 0xb1 };
+  ASSERT_EQ(0, check_utf8((char*)valid2, sizeof(valid2)));
+}
+
+TEST(IsValidUtf8, InvalidUtf8) {
+  uint8_t inval[] = { 0xe2, 0x28, 0xa1 };
+  ASSERT_NE(0, check_utf8((char*)inval, sizeof(inval)));
+
+  uint8_t invalid2[] = { 0xc3, 0x28 };
+  ASSERT_NE(0, check_utf8((char*)invalid2, sizeof(invalid2)));
+}
+
+TEST(HasControlChars, HasControlChars1) {
+  uint8_t has_control_chars[] = { 0x41, 0x01, 0x00 };
+  ASSERT_NE(0, check_for_control_characters_cstr((const char*)has_control_chars));
+  uint8_t has_control_chars2[] = { 0x7f, 0x41, 0x00 };
+  ASSERT_NE(0, check_for_control_characters_cstr((const char*)has_control_chars2));
+
+  char has_newline[] = "blah   blah\n";
+  ASSERT_NE(0, check_for_control_characters_cstr(has_newline));
+
+  char no_control_chars[] = "blah   blah";
+  ASSERT_EQ(0, check_for_control_characters_cstr(no_control_chars));
+
+  uint8_t validutf[] = { 0x66, 0xd1, 0x86, 0xd1, 0x9d, 0xd2, 0xa0, 0xd3,
+                      0xad, 0xd3, 0xae, 0x0 };
+  ASSERT_EQ(0, check_for_control_characters_cstr((const char*)validutf));
+}