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-rw-r--r--tests/bfstd.c57
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diff --git a/tests/bfstd.c b/tests/bfstd.c
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+++ b/tests/bfstd.c
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+/****************************************************************************
+ * bfs *
+ * Copyright (C) 2022 Tavian Barnes <tavianator@tavianator.com> *
+ * *
+ * Permission to use, copy, modify, and/or distribute this software for any *
+ * purpose with or without fee is hereby granted. *
+ * *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES *
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF *
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR *
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES *
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN *
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF *
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. *
+ ****************************************************************************/
+
+#include "../src/bfstd.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+/** Check the result of xdirname()/xbasename(). */
+static void check_base_dir(const char *path, const char *dir, const char *base) {
+ char *xdir = xdirname(path);
+ if (!xdir) {
+ perror("xdirname()");
+ abort();
+ } else if (strcmp(xdir, dir) != 0) {
+ fprintf(stderr, "xdirname(\"%s\") == \"%s\" (!= \"%s\")\n", path, xdir, dir);
+ abort();
+ }
+ free(xdir);
+
+ char *xbase = xbasename(path);
+ if (!xbase) {
+ perror("xbasename()");
+ abort();
+ } else if (strcmp(xbase, base) != 0) {
+ fprintf(stderr, "xbasename(\"%s\") == \"%s\" (!= \"%s\")\n", path, xbase, base);
+ abort();
+ }
+ free(xbase);
+}
+
+int main(void) {
+ // From man 3p basename
+ check_base_dir("usr", ".", "usr");
+ check_base_dir("usr/", ".", "usr");
+ check_base_dir("", ".", ".");
+ check_base_dir("/", "/", "/");
+ // check_base_dir("//", "/" or "//", "/" or "//");
+ check_base_dir("///", "/", "/");
+ check_base_dir("/usr/", "/", "usr");
+ check_base_dir("/usr/lib", "/usr", "lib");
+ check_base_dir("//usr//lib//", "//usr", "lib");
+ check_base_dir("/home//dwc//test", "/home//dwc", "test");
+}