| /* |
| * 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> |
| |
| // We test from -1 (EOF) to 0xff, because that's the range for which behavior |
| // is actually defined. (It's explicitly undefined below or above that.) Most |
| // of our routines are no longer table-based and behave correctly for the |
| // entire int range, but that's not true of other C libraries that we might |
| // want to compare against, nor of our isalnum(3) and ispunt(3). |
| static constexpr int kMin = -1; |
| static constexpr int kMax = 256; |
| |
| TEST(ctype, isalnum) { |
| for (int i = kMin; i < kMax; ++i) { |
| if ((i >= '0' && i <= '9') || |
| (i >= 'A' && i <= 'Z') || |
| (i >= 'a' && i <= 'z')) { |
| EXPECT_TRUE(isalnum(i)) << i; |
| } else { |
| EXPECT_FALSE(isalnum(i)) << i; |
| } |
| } |
| } |
| |
| TEST(ctype, isalnum_l) { |
| for (int i = kMin; i < kMax; ++i) { |
| if ((i >= '0' && i <= '9') || |
| (i >= 'A' && i <= 'Z') || |
| (i >= 'a' && i <= 'z')) { |
| EXPECT_TRUE(isalnum_l(i, LC_GLOBAL_LOCALE)) << i; |
| } else { |
| EXPECT_FALSE(isalnum_l(i, LC_GLOBAL_LOCALE)) << i; |
| } |
| } |
| } |
| |
| TEST(ctype, isalpha) { |
| for (int i = kMin; i < kMax; ++i) { |
| if ((i >= 'A' && i <= 'Z') || |
| (i >= 'a' && i <= 'z')) { |
| EXPECT_TRUE(isalpha(i)) << i; |
| } else { |
| EXPECT_FALSE(isalpha(i)) << i; |
| } |
| } |
| } |
| |
| TEST(ctype, isalpha_l) { |
| for (int i = kMin; i < kMax; ++i) { |
| if ((i >= 'A' && i <= 'Z') || |
| (i >= 'a' && i <= 'z')) { |
| EXPECT_TRUE(isalpha_l(i, LC_GLOBAL_LOCALE)) << i; |
| } else { |
| EXPECT_FALSE(isalpha_l(i, LC_GLOBAL_LOCALE)) << i; |
| } |
| } |
| } |
| |
| TEST(ctype, isascii) { |
| for (int i = kMin; i < kMax; ++i) { |
| if (i >= 0 && i <= 0x7f) { |
| EXPECT_TRUE(isascii(i)) << i; |
| } else { |
| EXPECT_FALSE(isascii(i)) << i; |
| } |
| } |
| } |
| |
| TEST(ctype, isblank) { |
| for (int i = kMin; i < kMax; ++i) { |
| if (i == '\t' || i == ' ') { |
| EXPECT_TRUE(isblank(i)) << i; |
| } else { |
| EXPECT_FALSE(isblank(i)) << i; |
| } |
| } |
| } |
| |
| TEST(ctype, isblank_l) { |
| for (int i = kMin; i < kMax; ++i) { |
| if (i == '\t' || i == ' ') { |
| EXPECT_TRUE(isblank_l(i, LC_GLOBAL_LOCALE)) << i; |
| } else { |
| EXPECT_FALSE(isblank_l(i, LC_GLOBAL_LOCALE)) << i; |
| } |
| } |
| } |
| |
| TEST(ctype, iscntrl) { |
| for (int i = kMin; i < kMax; ++i) { |
| if ((i >= 0 && i < ' ') || i == 0x7f) { |
| EXPECT_TRUE(iscntrl(i)) << i; |
| } else { |
| EXPECT_FALSE(iscntrl(i)) << i; |
| } |
| } |
| } |
| |
| TEST(ctype, iscntrl_l) { |
| for (int i = kMin; i < kMax; ++i) { |
| if ((i >= 0 && i < ' ') || i == 0x7f) { |
| EXPECT_TRUE(iscntrl_l(i, LC_GLOBAL_LOCALE)) << i; |
| } else { |
| EXPECT_FALSE(iscntrl_l(i, LC_GLOBAL_LOCALE)) << i; |
| } |
| } |
| } |
| |
| TEST(ctype, isdigit) { |
| for (int i = kMin; i < kMax; ++i) { |
| if (i >= '0' && i <= '9') { |
| EXPECT_TRUE(isdigit(i)) << i; |
| } else { |
| EXPECT_FALSE(isdigit(i)) << i; |
| } |
| } |
| } |
| |
| TEST(ctype, isdigit_l) { |
| for (int i = kMin; i < kMax; ++i) { |
| if (i >= '0' && i <= '9') { |
| EXPECT_TRUE(isdigit_l(i, LC_GLOBAL_LOCALE)) << i; |
| } else { |
| EXPECT_FALSE(isdigit_l(i, LC_GLOBAL_LOCALE)) << i; |
| } |
| } |
| } |
| |
| TEST(ctype, isgraph) { |
| for (int i = kMin; i < kMax; ++i) { |
| if (i >= '!' && i <= '~') { |
| EXPECT_TRUE(isgraph(i)) << i; |
| } else { |
| EXPECT_FALSE(isgraph(i)) << i; |
| } |
| } |
| } |
| |
| TEST(ctype, isgraph_l) { |
| for (int i = kMin; i < kMax; ++i) { |
| if (i >= '!' && i <= '~') { |
| EXPECT_TRUE(isgraph_l(i, LC_GLOBAL_LOCALE)) << i; |
| } else { |
| EXPECT_FALSE(isgraph_l(i, LC_GLOBAL_LOCALE)) << i; |
| } |
| } |
| } |
| |
| TEST(ctype, islower) { |
| for (int i = kMin; i < kMax; ++i) { |
| if (i >= 'a' && i <= 'z') { |
| EXPECT_TRUE(islower(i)) << i; |
| } else { |
| EXPECT_FALSE(islower(i)) << i; |
| } |
| } |
| } |
| |
| TEST(ctype, islower_l) { |
| for (int i = kMin; i < kMax; ++i) { |
| if (i >= 'a' && i <= 'z') { |
| EXPECT_TRUE(islower_l(i, LC_GLOBAL_LOCALE)) << i; |
| } else { |
| EXPECT_FALSE(islower_l(i, LC_GLOBAL_LOCALE)) << i; |
| } |
| } |
| } |
| |
| TEST(ctype, isprint) { |
| for (int i = kMin; i < kMax; ++i) { |
| if (i >= ' ' && i <= '~') { |
| EXPECT_TRUE(isprint(i)) << i; |
| } else { |
| EXPECT_FALSE(isprint(i)) << i; |
| } |
| } |
| } |
| |
| TEST(ctype, isprint_l) { |
| for (int i = kMin; i < kMax; ++i) { |
| if (i >= ' ' && i <= '~') { |
| EXPECT_TRUE(isprint_l(i, LC_GLOBAL_LOCALE)) << i; |
| } else { |
| EXPECT_FALSE(isprint_l(i, LC_GLOBAL_LOCALE)) << i; |
| } |
| } |
| } |
| |
| TEST(ctype, ispunct) { |
| for (int i = kMin; i < kMax; ++i) { |
| if ((i >= '!' && i <= '/') || |
| (i >= ':' && i <= '@') || |
| (i >= '[' && i <= '`') || |
| (i >= '{' && i <= '~')) { |
| EXPECT_TRUE(ispunct(i)) << i; |
| } else { |
| EXPECT_FALSE(ispunct(i)) << i; |
| } |
| } |
| } |
| |
| TEST(ctype, ispunct_l) { |
| for (int i = kMin; i < kMax; ++i) { |
| if ((i >= '!' && i <= '/') || |
| (i >= ':' && i <= '@') || |
| (i >= '[' && i <= '`') || |
| (i >= '{' && i <= '~')) { |
| EXPECT_TRUE(ispunct_l(i, LC_GLOBAL_LOCALE)) << i; |
| } else { |
| EXPECT_FALSE(ispunct_l(i, LC_GLOBAL_LOCALE)) << i; |
| } |
| } |
| } |
| |
| TEST(ctype, isspace) { |
| for (int i = kMin; i < kMax; ++i) { |
| if ((i >= '\t' && i <= '\r') || i == ' ') { |
| EXPECT_TRUE(isspace(i)) << i; |
| } else { |
| EXPECT_FALSE(isspace(i)) << i; |
| } |
| } |
| } |
| |
| TEST(ctype, isspace_l) { |
| for (int i = kMin; i < kMax; ++i) { |
| if ((i >= '\t' && i <= '\r') || i == ' ') { |
| EXPECT_TRUE(isspace_l(i, LC_GLOBAL_LOCALE)) << i; |
| } else { |
| EXPECT_FALSE(isspace_l(i, LC_GLOBAL_LOCALE)) << i; |
| } |
| } |
| } |
| |
| TEST(ctype, isupper) { |
| for (int i = kMin; i < kMax; ++i) { |
| if (i >= 'A' && i <= 'Z') { |
| EXPECT_TRUE(isupper(i)) << i; |
| } else { |
| EXPECT_FALSE(isupper(i)) << i; |
| } |
| } |
| } |
| |
| TEST(ctype, isupper_l) { |
| for (int i = kMin; i < kMax; ++i) { |
| if (i >= 'A' && i <= 'Z') { |
| EXPECT_TRUE(isupper_l(i, LC_GLOBAL_LOCALE)) << i; |
| } else { |
| EXPECT_FALSE(isupper_l(i, LC_GLOBAL_LOCALE)) << i; |
| } |
| } |
| } |
| |
| TEST(ctype, isxdigit) { |
| for (int i = kMin; i < kMax; ++i) { |
| if ((i >= '0' && i <= '9') || |
| (i >= 'A' && i <= 'F') || |
| (i >= 'a' && i <= 'f')) { |
| EXPECT_TRUE(isxdigit(i)) << i; |
| } else { |
| EXPECT_FALSE(isxdigit(i)) << i; |
| } |
| } |
| } |
| |
| TEST(ctype, isxdigit_l) { |
| for (int i = kMin; i < kMax; ++i) { |
| if ((i >= '0' && i <= '9') || |
| (i >= 'A' && i <= 'F') || |
| (i >= 'a' && i <= 'f')) { |
| EXPECT_TRUE(isxdigit_l(i, LC_GLOBAL_LOCALE)) << i; |
| } else { |
| EXPECT_FALSE(isxdigit_l(i, LC_GLOBAL_LOCALE)) << i; |
| } |
| } |
| } |
| |
| 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_l) { |
| EXPECT_EQ('!', tolower_l('!', LC_GLOBAL_LOCALE)); |
| EXPECT_EQ('a', tolower_l('a', LC_GLOBAL_LOCALE)); |
| EXPECT_EQ('a', tolower_l('A', LC_GLOBAL_LOCALE)); |
| } |
| |
| 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_l) { |
| EXPECT_EQ('!', toupper_l('!', LC_GLOBAL_LOCALE)); |
| EXPECT_EQ('A', toupper_l('a', LC_GLOBAL_LOCALE)); |
| EXPECT_EQ('A', toupper_l('A', LC_GLOBAL_LOCALE)); |
| } |
| |
| TEST(ctype, _toupper) { |
| // _toupper may mangle characters for which islower is false. |
| EXPECT_EQ('A', _toupper('a')); |
| } |