bionic/tests/ctype_test.cpp
Elliott Hughes f3c73901cb Upgrade our <ctype.h> implementation to OpenBSD head.
Adding the perfunctory <ctype.h> tests showed that we'd accidentally
dropped several symbols. This puts everything back in its proper place
and switches us to upstream head at the same time.

Change-Id: Ib527ad280c9baded81e667fa598698526d93e66f
2014-04-18 10:29:16 -07:00

139 lines
3.1 KiB
C++

/*
* Copyright (C) 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <gtest/gtest.h>
#include <ctype.h>
TEST(ctype, isalnum) {
EXPECT_TRUE(isalnum('1'));
EXPECT_TRUE(isalnum('a'));
EXPECT_TRUE(isalnum('A'));
EXPECT_FALSE(isalnum('!'));
EXPECT_FALSE(isalnum(' '));
}
TEST(ctype, isalpha) {
EXPECT_FALSE(isalpha('1'));
EXPECT_TRUE(isalpha('a'));
EXPECT_TRUE(isalpha('A'));
EXPECT_FALSE(isalpha('!'));
EXPECT_FALSE(isalpha(' '));
}
TEST(ctype, isascii) {
EXPECT_TRUE(isascii('\x7f'));
EXPECT_FALSE(isascii('\x80'));
}
TEST(ctype, isblank) {
EXPECT_FALSE(isblank('1'));
EXPECT_TRUE(isblank(' '));
EXPECT_TRUE(isblank('\t'));
}
TEST(ctype, iscntrl) {
EXPECT_FALSE(iscntrl('1'));
EXPECT_TRUE(iscntrl('\b'));
}
TEST(ctype, isdigit) {
EXPECT_TRUE(isdigit('1'));
EXPECT_FALSE(isdigit('a'));
EXPECT_FALSE(isdigit('x'));
}
TEST(ctype, isgraph) {
EXPECT_TRUE(isgraph('a'));
EXPECT_TRUE(isgraph('A'));
EXPECT_TRUE(isgraph('1'));
EXPECT_TRUE(isgraph('!'));
EXPECT_FALSE(isgraph(' '));
}
TEST(ctype, islower) {
EXPECT_TRUE(islower('a'));
EXPECT_FALSE(islower('A'));
EXPECT_FALSE(islower('!'));
}
TEST(ctype, isprint) {
EXPECT_TRUE(isprint('a'));
EXPECT_TRUE(isprint(' '));
EXPECT_FALSE(isprint('\b'));
}
TEST(ctype, ispunct) {
EXPECT_TRUE(ispunct('!'));
EXPECT_FALSE(ispunct('a'));
EXPECT_FALSE(ispunct(' '));
EXPECT_FALSE(ispunct('\b'));
}
TEST(ctype, isspace) {
EXPECT_TRUE(isspace(' '));
EXPECT_TRUE(isspace('\f'));
EXPECT_TRUE(isspace('\n'));
EXPECT_TRUE(isspace('\r'));
EXPECT_TRUE(isspace('\t'));
EXPECT_TRUE(isspace('\v'));
EXPECT_FALSE(isspace('a'));
EXPECT_FALSE(isspace('!'));
}
TEST(ctype, isupper) {
EXPECT_TRUE(isupper('A'));
EXPECT_FALSE(isupper('a'));
EXPECT_FALSE(isupper('!'));
}
TEST(ctype, isxdigit) {
EXPECT_TRUE(isxdigit('0'));
EXPECT_FALSE(isxdigit('x'));
EXPECT_TRUE(isxdigit('1'));
EXPECT_TRUE(isxdigit('a'));
EXPECT_TRUE(isxdigit('A'));
EXPECT_FALSE(isxdigit('g'));
EXPECT_FALSE(isxdigit(' '));
}
TEST(ctype, toascii) {
EXPECT_EQ('a', toascii('a'));
EXPECT_EQ('a', toascii(0x80 | 'a'));
}
TEST(ctype, tolower) {
EXPECT_EQ('!', tolower('!'));
EXPECT_EQ('a', tolower('a'));
EXPECT_EQ('a', tolower('A'));
}
TEST(ctype, _tolower) {
// _tolower may mangle characters for which isupper is false.
EXPECT_EQ('a', _tolower('A'));
}
TEST(ctype, toupper) {
EXPECT_EQ('!', toupper('!'));
EXPECT_EQ('A', toupper('a'));
EXPECT_EQ('A', toupper('A'));
}
TEST(ctype, _toupper) {
// _toupper may mangle characters for which islower is false.
EXPECT_EQ('A', _toupper('a'));
}