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Diffstat (limited to 'gnulib-tests/test-quotearg-simple.c')
| -rw-r--r-- | gnulib-tests/test-quotearg-simple.c | 366 |
1 files changed, 366 insertions, 0 deletions
diff --git a/gnulib-tests/test-quotearg-simple.c b/gnulib-tests/test-quotearg-simple.c new file mode 100644 index 0000000..b07b715 --- /dev/null +++ b/gnulib-tests/test-quotearg-simple.c @@ -0,0 +1,366 @@ +/* Test of quotearg family of functions. + Copyright (C) 2008-2022 Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation, either version 3, or (at your option) + any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, see <https://www.gnu.org/licenses/>. */ + +/* Written by Eric Blake <ebb9@byu.net>, 2008. */ + +#include <config.h> + +#include "quotearg.h" + +#include <ctype.h> +#include <stdbool.h> +#include <stdint.h> +#include <stdlib.h> +#include <string.h> + +#include "localcharset.h" +#include "macros.h" +#include "zerosize-ptr.h" + +#include "test-quotearg.h" + +static struct result_groups results_g[] = { + /* literal_quoting_style */ + { { "", "\0""1\0", 3, "simple", " \t\n'\"\033?""?/\\", "a:b", "a\\b", + "a' b", LQ RQ, LQ RQ }, + { "", "1", 1, "simple", " \t\n'\"\033?""?/\\", "a:b", "a\\b", + "a' b", LQ RQ, LQ RQ }, + { "", "1", 1, "simple", " \t\n'\"\033?""?/\\", "a:b", "a\\b", + "a' b", LQ RQ, LQ RQ } }, + + /* shell_quoting_style */ + { { "''", "\0""1\0", 3, "simple", "' \t\n'\\''\"\033?""?/\\'", "a:b", + "'a\\b'", "\"a' b\"", LQ RQ, LQ RQ }, + { "''", "1", 1, "simple", "' \t\n'\\''\"\033?""?/\\'", "a:b", + "'a\\b'", "\"a' b\"", LQ RQ, LQ RQ }, + { "''", "1", 1, "simple", "' \t\n'\\''\"\033?""?/\\'", "'a:b'", + "'a\\b'", "\"a' b\"", LQ RQ, LQ RQ } }, + + /* shell_always_quoting_style */ + { { "''", "'\0""1\0'", 5, "'simple'", "' \t\n'\\''\"\033?""?/\\'", "'a:b'", + "'a\\b'", "\"a' b\"", "'" LQ RQ "'", "'" LQ RQ "'" }, + { "''", "'1'", 3, "'simple'", "' \t\n'\\''\"\033?""?/\\'", "'a:b'", + "'a\\b'", "\"a' b\"", "'" LQ RQ "'", "'" LQ RQ "'" }, + { "''", "'1'", 3, "'simple'", "' \t\n'\\''\"\033?""?/\\'", "'a:b'", + "'a\\b'", "\"a' b\"", "'" LQ RQ "'", "'" LQ RQ "'" } }, + + /* shell_escape_quoting_style */ + { { "''", "''$'\\0''1'$'\\0'", 15, "simple", + "' '$'\\t\\n'\\''\"'$'\\033''?""?/\\'", "a:b", + "'a\\b'", "\"a' b\"", "''$'" LQ_ENC RQ_ENC "'", LQ RQ }, + { "''", "''$'\\0''1'$'\\0'", 15, "simple", + "' '$'\\t\\n'\\''\"'$'\\033''?""?/\\'", "a:b", + "'a\\b'", "\"a' b\"", "''$'" LQ_ENC RQ_ENC "'", LQ RQ }, + { "''", "''$'\\0''1'$'\\0'", 15, "simple", + "' '$'\\t\\n'\\''\"'$'\\033''?""?/\\'", "'a:b'", + "'a\\b'", "\"a' b\"", "''$'" LQ_ENC RQ_ENC "'", LQ RQ } }, + + /* shell_escape_always_quoting_style */ + { { "''", "''$'\\0''1'$'\\0'", 15, "'simple'", + "' '$'\\t\\n'\\''\"'$'\\033''?""?/\\'", "'a:b'", + "'a\\b'", "\"a' b\"", "''$'" LQ_ENC RQ_ENC "'", "'" LQ RQ "'" }, + { "''", "''$'\\0''1'$'\\0'", 15, "'simple'", + "' '$'\\t\\n'\\''\"'$'\\033''?""?/\\'", "'a:b'", + "'a\\b'", "\"a' b\"", "''$'" LQ_ENC RQ_ENC "'", "'" LQ RQ "'" }, + { "''", "''$'\\0''1'$'\\0'", 15, "'simple'", + "' '$'\\t\\n'\\''\"'$'\\033''?""?/\\'", "'a:b'", + "'a\\b'", "\"a' b\"", "''$'" LQ_ENC RQ_ENC "'", "'" LQ RQ "'" } }, + + /* c_quoting_style */ + { { "\"\"", "\"\\0001\\0\"", 9, "\"simple\"", + "\" \\t\\n'\\\"\\033?""?/\\\\\"", "\"a:b\"", "\"a\\\\b\"", + "\"a' b\"", "\"" LQ_ENC RQ_ENC "\"", "\"" LQ RQ "\"" }, + { "\"\"", "\"\\0001\\0\"", 9, "\"simple\"", + "\" \\t\\n'\\\"\\033?""?/\\\\\"", "\"a:b\"", "\"a\\\\b\"", + "\"a' b\"", "\"" LQ_ENC RQ_ENC "\"", "\"" LQ RQ "\"" }, + { "\"\"", "\"\\0001\\0\"", 9, "\"simple\"", + "\" \\t\\n'\\\"\\033?""?/\\\\\"", "\"a\\:b\"", "\"a\\\\b\"", + "\"a' b\"", "\"" LQ_ENC RQ_ENC "\"", "\"" LQ RQ "\"" } }, + + /* c_maybe_quoting_style */ + { { "", "\"\\0001\\0\"", 9, "simple", "\" \\t\\n'\\\"\\033?""?/\\\\\"", + "a:b", "a\\b", "a' b", "\"" LQ_ENC RQ_ENC "\"", LQ RQ }, + { "", "\"\\0001\\0\"", 9, "simple", "\" \\t\\n'\\\"\\033?""?/\\\\\"", + "a:b", "a\\b", "a' b", "\"" LQ_ENC RQ_ENC "\"", LQ RQ }, + { "", "\"\\0001\\0\"", 9, "simple", "\" \\t\\n'\\\"\\033?""?/\\\\\"", + "\"a:b\"", "a\\b", "a' b", "\"" LQ_ENC RQ_ENC "\"", LQ RQ } }, + + /* escape_quoting_style */ + { { "", "\\0001\\0", 7, "simple", " \\t\\n'\"\\033?""?/\\\\", "a:b", + "a\\\\b", "a' b", LQ_ENC RQ_ENC, LQ RQ }, + { "", "\\0001\\0", 7, "simple", " \\t\\n'\"\\033?""?/\\\\", "a:b", + "a\\\\b", "a' b", LQ_ENC RQ_ENC, LQ RQ }, + { "", "\\0001\\0", 7, "simple", " \\t\\n'\"\\033?""?/\\\\", "a\\:b", + "a\\\\b", "a' b", LQ_ENC RQ_ENC, LQ RQ } }, + + /* locale_quoting_style */ + { { "''", "'\\0001\\0'", 9, "'simple'", "' \\t\\n\\'\"\\033?""?/\\\\'", + "'a:b'", "'a\\\\b'", "'a\\' b'", "'" LQ_ENC RQ_ENC "'", "'" LQ RQ "'" }, + { "''", "'\\0001\\0'", 9, "'simple'", "' \\t\\n\\'\"\\033?""?/\\\\'", + "'a:b'", "'a\\\\b'", "'a\\' b'", "'" LQ_ENC RQ_ENC "'", "'" LQ RQ "'" }, + { "''", "'\\0001\\0'", 9, "'simple'", "' \\t\\n\\'\"\\033?""?/\\\\'", + "'a\\:b'", "'a\\\\b'", "'a\\' b'", + "'" LQ_ENC RQ_ENC "'", "'" LQ RQ "'" } }, + + /* clocale_quoting_style */ + { { "\"\"", "\"\\0001\\0\"", 9, "\"simple\"", + "\" \\t\\n'\\\"\\033?""?/\\\\\"", "\"a:b\"", "\"a\\\\b\"", + "\"a' b\"", "\"" LQ_ENC RQ_ENC "\"", "\"" LQ RQ "\"" }, + { "\"\"", "\"\\0001\\0\"", 9, "\"simple\"", + "\" \\t\\n'\\\"\\033?""?/\\\\\"", "\"a:b\"", "\"a\\\\b\"", + "\"a' b\"", "\"" LQ_ENC RQ_ENC "\"", "\"" LQ RQ "\"" }, + { "\"\"", "\"\\0001\\0\"", 9, "\"simple\"", + "\" \\t\\n'\\\"\\033?""?/\\\\\"", "\"a\\:b\"", "\"a\\\\b\"", + "\"a' b\"", "\"" LQ_ENC RQ_ENC "\"", "\"" LQ RQ "\"" } } +}; + +static struct result_groups flag_results[] = { + /* literal_quoting_style and QA_ELIDE_NULL_BYTES */ + { { "", "1", 1, "simple", " \t\n'\"\033?""?/\\", "a:b", "a\\b", "a' b", + LQ RQ, LQ RQ }, + { "", "1", 1, "simple", " \t\n'\"\033?""?/\\", "a:b", "a\\b", "a' b", + LQ RQ, LQ RQ }, + { "", "1", 1, "simple", " \t\n'\"\033?""?/\\", "a:b", "a\\b", "a' b", + LQ RQ, LQ RQ } }, + + /* c_quoting_style and QA_ELIDE_OUTER_QUOTES */ + { { "", "\"\\0001\\0\"", 9, "simple", "\" \\t\\n'\\\"\\033?""?/\\\\\"", + "a:b", "a\\b", "a' b", "\"" LQ_ENC RQ_ENC "\"", LQ RQ }, + { "", "\"\\0001\\0\"", 9, "simple", "\" \\t\\n'\\\"\\033?""?/\\\\\"", + "a:b", "a\\b", "a' b", "\"" LQ_ENC RQ_ENC "\"", LQ RQ }, + { "", "\"\\0001\\0\"", 9, "simple", "\" \\t\\n'\\\"\\033?""?/\\\\\"", + "\"a:b\"", "a\\b", "a' b", "\"" LQ_ENC RQ_ENC "\"", LQ RQ } }, + + /* c_quoting_style and QA_SPLIT_TRIGRAPHS */ + { { "\"\"", "\"\\0001\\0\"", 9, "\"simple\"", + "\" \\t\\n'\\\"\\033?\"\"?/\\\\\"", "\"a:b\"", "\"a\\\\b\"", + "\"a' b\"", "\"" LQ_ENC RQ_ENC "\"", "\"" LQ RQ "\"" }, + { "\"\"", "\"\\0001\\0\"", 9, "\"simple\"", + "\" \\t\\n'\\\"\\033?\"\"?/\\\\\"", "\"a:b\"", "\"a\\\\b\"", + "\"a' b\"", "\"" LQ_ENC RQ_ENC "\"", "\"" LQ RQ "\"" }, + { "\"\"", "\"\\0001\\0\"", 9, "\"simple\"", + "\" \\t\\n'\\\"\\033?\"\"?/\\\\\"", "\"a\\:b\"", "\"a\\\\b\"", + "\"a' b\"", "\"" LQ_ENC RQ_ENC "\"", "\"" LQ RQ "\"" } } +}; + +static char const *custom_quotes[][2] = { + { "", "" }, + { "'", "'" }, + { "(", ")" }, + { ":", " " }, + { " ", ":" }, + { "# ", "\n" }, + { "\"'", "'\"" } +}; + +static struct result_groups custom_results[] = { + /* left_quote = right_quote = "" */ + { { "", "\\0001\\0", 7, "simple", + " \\t\\n'\"\\033?""?/\\\\", "a:b", "a\\\\b", + "a' b", LQ_ENC RQ_ENC, LQ RQ }, + { "", "\\0001\\0", 7, "simple", + " \\t\\n'\"\\033?""?/\\\\", "a:b", "a\\\\b", + "a' b", LQ_ENC RQ_ENC, LQ RQ }, + { "", "\\0001\\0", 7, "simple", + " \\t\\n'\"\\033?""?/\\\\", "a\\:b", "a\\\\b", + "a' b", LQ_ENC RQ_ENC, LQ RQ } }, + + /* left_quote = right_quote = "'" */ + { { "''", "'\\0001\\0'", 9, "'simple'", + "' \\t\\n\\'\"\\033?""?/\\\\'", "'a:b'", "'a\\\\b'", + "'a\\' b'", "'" LQ_ENC RQ_ENC "'", "'" LQ RQ "'" }, + { "''", "'\\0001\\0'", 9, "'simple'", + "' \\t\\n\\'\"\\033?""?/\\\\'", "'a:b'", "'a\\\\b'", + "'a\\' b'", "'" LQ_ENC RQ_ENC "'", "'" LQ RQ "'" }, + { "''", "'\\0001\\0'", 9, "'simple'", + "' \\t\\n\\'\"\\033?""?/\\\\'", "'a\\:b'", "'a\\\\b'", + "'a\\' b'", "'" LQ_ENC RQ_ENC "'", "'" LQ RQ "'" } }, + + /* left_quote = "(" and right_quote = ")" */ + { { "()", "(\\0001\\0)", 9, "(simple)", + "( \\t\\n'\"\\033?""?/\\\\)", "(a:b)", "(a\\\\b)", + "(a' b)", "(" LQ_ENC RQ_ENC ")", "(" LQ RQ ")" }, + { "()", "(\\0001\\0)", 9, "(simple)", + "( \\t\\n'\"\\033?""?/\\\\)", "(a:b)", "(a\\\\b)", + "(a' b)", "(" LQ_ENC RQ_ENC ")", "(" LQ RQ ")" }, + { "()", "(\\0001\\0)", 9, "(simple)", + "( \\t\\n'\"\\033?""?/\\\\)", "(a\\:b)", "(a\\\\b)", + "(a' b)", "(" LQ_ENC RQ_ENC ")", "(" LQ RQ ")" } }, + + /* left_quote = ":" and right_quote = " " */ + { { ": ", ":\\0001\\0 ", 9, ":simple ", + ":\\ \\t\\n'\"\\033?""?/\\\\ ", ":a:b ", ":a\\\\b ", + ":a'\\ b ", ":" LQ_ENC RQ_ENC " ", ":" LQ RQ " " }, + { ": ", ":\\0001\\0 ", 9, ":simple ", + ":\\ \\t\\n'\"\\033?""?/\\\\ ", ":a:b ", ":a\\\\b ", + ":a'\\ b ", ":" LQ_ENC RQ_ENC " ", ":" LQ RQ " " }, + { ": ", ":\\0001\\0 ", 9, ":simple ", + ":\\ \\t\\n'\"\\033?""?/\\\\ ", ":a\\:b ", ":a\\\\b ", + ":a'\\ b ", ":" LQ_ENC RQ_ENC " ", ":" LQ RQ " " } }, + + /* left_quote = " " and right_quote = ":" */ + { { " :", " \\0001\\0:", 9, " simple:", + " \\t\\n'\"\\033?""?/\\\\:", " a\\:b:", " a\\\\b:", + " a' b:", " " LQ_ENC RQ_ENC ":", " " LQ RQ ":" }, + { " :", " \\0001\\0:", 9, " simple:", + " \\t\\n'\"\\033?""?/\\\\:", " a\\:b:", " a\\\\b:", + " a' b:", " " LQ_ENC RQ_ENC ":", " " LQ RQ ":" }, + { " :", " \\0001\\0:", 9, " simple:", + " \\t\\n'\"\\033?""?/\\\\:", " a\\:b:", " a\\\\b:", + " a' b:", " " LQ_ENC RQ_ENC ":", " " LQ RQ ":" } }, + + /* left_quote = "# " and right_quote = "\n" */ + { { "# \n", "# \\0001\\0\n", 10, "# simple\n", + "# \\t\\n'\"\\033?""?/\\\\\n", "# a:b\n", "# a\\\\b\n", + "# a' b\n", "# " LQ_ENC RQ_ENC "\n", "# " LQ RQ "\n" }, + { "# \n", "# \\0001\\0\n", 10, "# simple\n", + "# \\t\\n'\"\\033?""?/\\\\\n", "# a:b\n", "# a\\\\b\n", + "# a' b\n", "# " LQ_ENC RQ_ENC "\n", "# " LQ RQ "\n" }, + { "# \n", "# \\0001\\0\n", 10, "# simple\n", + "# \\t\\n'\"\\033?""?/\\\\\n", "# a\\:b\n", "# a\\\\b\n", + "# a' b\n", "# " LQ_ENC RQ_ENC "\n", "# " LQ RQ "\n" } }, + + /* left_quote = "\"'" and right_quote = "'\"" */ + { { "\"''\"", "\"'\\0001\\0'\"", 11, "\"'simple'\"", + "\"' \\t\\n\\'\"\\033?""?/\\\\'\"", "\"'a:b'\"", "\"'a\\\\b'\"", + "\"'a' b'\"", "\"'" LQ_ENC RQ_ENC "'\"", "\"'" LQ RQ "'\"" }, + { "\"''\"", "\"'\\0001\\0'\"", 11, "\"'simple'\"", + "\"' \\t\\n\\'\"\\033?""?/\\\\'\"", "\"'a:b'\"", "\"'a\\\\b'\"", + "\"'a' b'\"", "\"'" LQ_ENC RQ_ENC "'\"", "\"'" LQ RQ "'\"" }, + { "\"''\"", "\"'\\0001\\0'\"", 11, "\"'simple'\"", + "\"' \\t\\n\\'\"\\033?""?/\\\\'\"", "\"'a\\:b'\"", "\"'a\\\\b'\"", + "\"'a' b'\"", "\"'" LQ_ENC RQ_ENC "'\"", "\"'" LQ RQ "'\"" } } +}; + +static char * +use_quote_double_quotes (const char *str, size_t *len) +{ + char *p = *len == SIZE_MAX ? quotearg_char (str, '"') + : quotearg_char_mem (str, *len, '"'); + *len = strlen (p); + return p; +} + +int +main (_GL_UNUSED int argc, char *argv[]) +{ + int i; + bool ascii_only = MB_CUR_MAX == 1 && !isprint ((unsigned char) LQ[0]); + + /* This part of the program is hard-wired to the C locale since it + does not call setlocale. However, according to POSIX, the use of + 8-bit bytes in a character context in the C locale gives + unspecified results (that is, the C locale charset is allowed to + be unibyte with 8-bit bytes rejected [ASCII], unibyte with 8-bit + bytes being characters [often ISO-8859-1], or multibyte [often + UTF-8]). We assume that the latter two cases will be + indistinguishable in this test - that is, the LQ and RQ sequences + will pass through unchanged in either type of charset. So when + testing for quoting of str7, use the ascii_only flag to decide + what to expect for the 8-bit data being quoted. */ + ASSERT (!isprint ('\033')); + for (i = literal_quoting_style; i <= clocale_quoting_style; i++) + { + set_quoting_style (NULL, (enum quoting_style) i); + if (!(i == locale_quoting_style || i == clocale_quoting_style) + || (strcmp (locale_charset (), "ASCII") == 0 + || strcmp (locale_charset (), "ANSI_X3.4-1968") == 0)) + { + compare_strings (use_quotearg_buffer, &results_g[i].group1, + ascii_only); + compare_strings (use_quotearg, &results_g[i].group2, + ascii_only); + if (i == c_quoting_style) + compare_strings (use_quote_double_quotes, &results_g[i].group2, + ascii_only); + compare_strings (use_quotearg_colon, &results_g[i].group3, + ascii_only); + } + } + + set_quoting_style (NULL, literal_quoting_style); + ASSERT (set_quoting_flags (NULL, QA_ELIDE_NULL_BYTES) == 0); + compare_strings (use_quotearg_buffer, &flag_results[0].group1, ascii_only); + compare_strings (use_quotearg, &flag_results[0].group2, ascii_only); + compare_strings (use_quotearg_colon, &flag_results[0].group3, ascii_only); + + set_quoting_style (NULL, c_quoting_style); + ASSERT (set_quoting_flags (NULL, QA_ELIDE_OUTER_QUOTES) + == QA_ELIDE_NULL_BYTES); + compare_strings (use_quotearg_buffer, &flag_results[1].group1, ascii_only); + compare_strings (use_quotearg, &flag_results[1].group2, ascii_only); + compare_strings (use_quote_double_quotes, &flag_results[1].group2, + ascii_only); + compare_strings (use_quotearg_colon, &flag_results[1].group3, ascii_only); + + ASSERT (set_quoting_flags (NULL, QA_SPLIT_TRIGRAPHS) + == QA_ELIDE_OUTER_QUOTES); + compare_strings (use_quotearg_buffer, &flag_results[2].group1, ascii_only); + compare_strings (use_quotearg, &flag_results[2].group2, ascii_only); + compare_strings (use_quote_double_quotes, &flag_results[2].group2, + ascii_only); + compare_strings (use_quotearg_colon, &flag_results[2].group3, ascii_only); + + ASSERT (set_quoting_flags (NULL, 0) == QA_SPLIT_TRIGRAPHS); + + for (i = 0; i < sizeof custom_quotes / sizeof *custom_quotes; ++i) + { + set_custom_quoting (NULL, + custom_quotes[i][0], custom_quotes[i][1]); + compare_strings (use_quotearg_buffer, &custom_results[i].group1, + ascii_only); + compare_strings (use_quotearg, &custom_results[i].group2, ascii_only); + compare_strings (use_quotearg_colon, &custom_results[i].group3, + ascii_only); + } + + { + /* Trigger the bug whereby quotearg_buffer would read beyond the NUL + that defines the end of the string being quoted. Use an input + string whose NUL is the last byte before an unreadable page. */ + char *z = zerosize_ptr (); + + if (z) + { + size_t q_len = 1024; + char *q = malloc (q_len + 1); + char buf[10]; + memset (q, 'Q', q_len); + q[q_len] = 0; + + /* Z points to the boundary between a readable/writable page + and one that is neither readable nor writable. Position + our string so its NUL is at the end of the writable one. */ + char const *str = "____"; + size_t s_len = strlen (str); + z -= s_len + 1; + memcpy (z, str, s_len + 1); + + set_custom_quoting (NULL, q, q); + /* Whether this actually triggers a SEGV depends on the + implementation of memcmp: whether it compares only byte-at- + a-time, and from left to right (no SEGV) or some other way. */ + size_t n = quotearg_buffer (buf, sizeof buf, z, SIZE_MAX, NULL); + ASSERT (n == s_len + 2 * q_len); + ASSERT (memcmp (buf, q, sizeof buf) == 0); + free (q); + } + } + + quotearg_free (); + + return 0; +} |