gvenugo3andYu Watanabe
01efa01dd2
Add a test case to verify that cat_files() correctly handles symlinks to /dev/null (masked configuration files) and returns success (0) instead of failing. This test complements the fix for issue #40313. Co-authored-by: Yu Watanabe <watanabe.yu+github@gmail.com>
86 lines
2.6 KiB
C
86 lines
2.6 KiB
C
/* SPDX-License-Identifier: LGPL-2.1-or-later */
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#include <stdio.h>
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#include <unistd.h>
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#include "alloc-util.h"
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#include "path-util.h"
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#include "pretty-print.h"
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#include "rm-rf.h"
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#include "tests.h"
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#include "tmpfile-util.h"
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#define CYLON_WIDTH 6
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static void test_draw_cylon_one(unsigned pos) {
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char buf[CYLON_WIDTH + CYLON_BUFFER_EXTRA + 1];
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log_debug("/* %s(%u) */", __func__, pos);
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assert(pos <= CYLON_WIDTH + 1);
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memset(buf, 0xff, sizeof(buf));
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draw_cylon(buf, sizeof(buf), CYLON_WIDTH, pos);
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ASSERT_LE(strlen(buf), sizeof(buf));
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}
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TEST(draw_cylon) {
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bool saved = log_get_show_color();
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log_show_color(false);
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for (unsigned i = 0; i <= CYLON_WIDTH + 1; i++)
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test_draw_cylon_one(i);
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log_show_color(true);
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for (unsigned i = 0; i <= CYLON_WIDTH + 1; i++)
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test_draw_cylon_one(i);
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log_show_color(saved);
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}
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TEST(terminal_urlify) {
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_cleanup_free_ char *formatted = NULL;
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assert_se(terminal_urlify("https://www.freedesktop.org/wiki/Software/systemd", "systemd homepage", &formatted) >= 0);
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printf("Hey, consider visiting the %s right now! It is very good!\n", formatted);
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formatted = mfree(formatted);
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assert_se(terminal_urlify_path("/etc/fstab", "this link to your /etc/fstab", &formatted) >= 0);
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printf("Or click on %s to have a look at it!\n", formatted);
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}
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TEST(cat_files) {
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assert_se(cat_files("/no/such/file", NULL, 0) == -ENOENT);
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assert_se(cat_files(NULL, NULL, 0) == 0);
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if (access("/etc/fstab", R_OK) >= 0)
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assert_se(cat_files("/etc/fstab", STRV_MAKE("/etc/fstab", "/etc/fstab"), 0) == 0);
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/* Test masked file (symlink to /dev/null) - should succeed with exit code 0 */
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_cleanup_(rm_rf_physical_and_freep) char *tmp = NULL;
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ASSERT_OK(mkdtemp_malloc("/tmp/test-cat-files-XXXXXX", &tmp));
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_cleanup_free_ char *masked_file = ASSERT_NOT_NULL(path_join(tmp, "masked.conf"));
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ASSERT_OK_ERRNO(symlink("/dev/null", masked_file));
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ASSERT_OK(cat_files(masked_file, /* dropins= */ NULL, /* flags= */ 0));
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}
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TEST(red_green_cross_check_mark) {
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bool b = false;
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printf("yea: <%s>\n", GREEN_CHECK_MARK());
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printf("nay: <%s>\n", RED_CROSS_MARK());
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printf("%s → %s → %s → %s\n",
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COLOR_MARK_BOOL(b),
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COLOR_MARK_BOOL(!b),
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COLOR_MARK_BOOL(!!b),
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COLOR_MARK_BOOL(!!!b));
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}
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TEST(print_separator) {
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print_separator();
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}
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DEFINE_TEST_MAIN(LOG_INFO);
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