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-rw-r--r--src/platform/files_test.c279
1 files changed, 279 insertions, 0 deletions
diff --git a/src/platform/files_test.c b/src/platform/files_test.c
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+++ b/src/platform/files_test.c
@@ -0,0 +1,279 @@
+//
+// Copyright 2024 Staysail Systems, Inc. <info@staysail.tech>
+// Copyright 2018 Capitar IT Group BV <info@capitar.com>
+//
+// This software is supplied under the terms of the MIT License, a
+// copy of which should be located in the distribution where this
+// file was obtained (LICENSE.txt). A copy of the license may also be
+// found online at https://opensource.org/licenses/MIT.
+//
+
+#include "core/nng_impl.h"
+#include <nuts.h>
+
+#include <stdio.h>
+#include <string.h>
+
+#ifdef NNG_PLATFORM_POSIX
+#include <sys/stat.h>
+#include <unistd.h>
+#endif
+
+static void
+test_permissions(void)
+{
+#ifdef NNG_PLATFORM_POSIX
+ char *temp;
+ char *file;
+ void *data;
+ size_t n;
+ temp = nni_plat_temp_dir();
+ NUTS_TRUE(temp != NULL);
+ file = nni_file_join(temp, "nng_files_perms_test");
+ if (geteuid() == 0) {
+ NUTS_SKIP("Cannot test permissions as root");
+ return;
+ }
+ NUTS_PASS(nni_file_put(file, "abc", 4));
+ chmod(file, 0);
+ NUTS_FAIL(nni_file_get(file, &data, &n), NNG_EPERM);
+ NUTS_FAIL(nni_file_put(file, "def", 4), NNG_EPERM);
+ nni_file_delete(file);
+ nni_strfree(file);
+ nni_strfree(temp);
+#else
+ NUTS_SKIP("Not a POSIX platform");
+#endif
+}
+
+struct walkarg {
+ int a;
+ int b;
+ int c;
+ int d;
+ int seen;
+};
+
+static int
+walker(const char *name, void *arg)
+{
+ struct walkarg *wa = arg;
+ const char *bn;
+
+ bn = nni_file_basename(name);
+ if (wa != NULL) {
+ wa->seen++;
+ if (strcmp(bn, "a") == 0) {
+ wa->a++;
+ } else if (strcmp(bn, "b") == 0) {
+ wa->b++;
+ } else if (strcmp(bn, "c") == 0) {
+ wa->c++;
+ } else if (strcmp(bn, "d") == 0) {
+ wa->d++;
+ }
+ }
+ if (strcmp(bn, "stop") == 0) {
+ return (NNI_FILE_WALK_STOP);
+ }
+ if (strcmp(bn, "prunechild") == 0) {
+ return (NNI_FILE_WALK_PRUNE_CHILD);
+ }
+ if (strcmp(bn, "prunesib") == 0) {
+ return (NNI_FILE_WALK_PRUNE_SIB);
+ }
+ return (NNI_FILE_WALK_CONTINUE);
+}
+
+static void
+test_directory_names(void)
+{
+ char *d;
+
+ NUTS_TRUE((d = nni_plat_temp_dir()) != NULL);
+ nni_strfree(d);
+
+ NUTS_TRUE((d = nni_file_join("a", "b")) != NULL);
+ NUTS_TRUE(d[0] == 'a');
+ NUTS_TRUE(d[2] == 'b');
+ NUTS_TRUE(d[3] == '\0');
+ NUTS_TRUE((d[1] == '/') || (d[1] == '\\'));
+ nni_strfree(d);
+}
+
+static void
+test_create_file_in_absent_dir(void)
+{
+ int rv;
+ char *tmp;
+ char *d1;
+ char *d2;
+ NUTS_TRUE((tmp = nni_plat_temp_dir()) != NULL);
+ NUTS_TRUE((d1 = nni_file_join(tmp, "bogusdir")) != NULL);
+ NUTS_TRUE((d2 = nni_file_join(d1, "a")) != NULL);
+ NUTS_TRUE((rv = nni_plat_file_put(d2, "", 0)) == 0);
+ NUTS_PASS(nni_file_delete(d2));
+ NUTS_PASS(nni_file_delete(d1));
+ nni_strfree(d2);
+ nni_strfree(d1);
+ nni_strfree(tmp);
+}
+
+static void
+test_cannot_read_missing_file(void)
+{
+ void *data;
+ size_t n;
+ NUTS_FAIL(nni_file_get("/bogus/dir/a", &data, &n), NNG_ENOENT);
+}
+
+static void
+test_delete_missing_file(void)
+{
+ NUTS_PASS(nni_file_delete("/bogus/dir/a"));
+}
+
+static void
+test_walk_missing_dir(void)
+{
+ NUTS_FAIL(nni_file_walk("/bogus/dir/a", walker, NULL, 0), NNG_ENOENT);
+}
+
+struct scratch {
+ char *temp;
+ char *mydir;
+ char *a;
+ char *b;
+ char *c;
+ char *d;
+};
+
+static void
+make_scratch(struct scratch *s)
+{
+ s->temp = nni_plat_temp_dir();
+ NUTS_TRUE(s->temp != NULL);
+ s->mydir = nni_file_join(s->temp, "nng_files_test");
+ NUTS_TRUE(s->mydir != NULL);
+ s->a = nni_file_join(s->mydir, "a");
+ NUTS_TRUE(s->a != NULL);
+ s->b = nni_file_join(s->mydir, "b");
+ NUTS_TRUE(s->b != NULL);
+ s->c = nni_file_join(s->mydir, "c");
+ NUTS_TRUE(s->c != NULL);
+ s->d = nni_file_join(s->c, "d");
+ NUTS_TRUE(s->d != NULL);
+
+ NUTS_PASS(nni_file_put(s->a, "alpha", 6));
+ NUTS_PASS(nni_file_put(s->b, "bravo", 6));
+ NUTS_PASS(nni_file_put(s->d, "delta", 6));
+}
+
+static void
+clean_scratch(struct scratch *s)
+{
+ nni_strfree(s->temp);
+ nni_file_delete(s->a);
+ nni_file_delete(s->b);
+ nni_file_delete(s->d);
+ nni_file_delete(s->c);
+ nni_file_delete(s->mydir);
+ nni_strfree(s->a);
+ nni_strfree(s->b);
+ nni_strfree(s->c);
+ nni_strfree(s->d);
+ nni_strfree(s->mydir);
+}
+
+static void
+test_directory_walk(void)
+{
+ struct scratch s = { 0 };
+ struct walkarg wa = { 0 };
+
+ make_scratch(&s);
+ memset(&wa, 0, sizeof(wa));
+ NUTS_PASS(nni_file_walk(s.mydir, walker, &wa, 0));
+ NUTS_TRUE(wa.a == 1);
+ NUTS_TRUE(wa.b == 1);
+ NUTS_TRUE(wa.c == 1);
+ NUTS_TRUE(wa.d == 1);
+ NUTS_TRUE(wa.seen == 4);
+
+ memset(&wa, 0, sizeof(wa));
+ NUTS_PASS(
+ nni_file_walk(s.mydir, walker, &wa, NNI_FILE_WALK_FILES_ONLY));
+ NUTS_TRUE(wa.a == 1);
+ NUTS_TRUE(wa.b == 1);
+ NUTS_TRUE(wa.c == 0);
+ NUTS_TRUE(wa.d == 1);
+ NUTS_TRUE(wa.seen == 3);
+
+ memset(&wa, 0, sizeof(wa));
+ NUTS_PASS(nni_file_walk(s.mydir, walker, &wa, NNI_FILE_WALK_SHALLOW));
+ NUTS_TRUE(wa.a == 1);
+ NUTS_TRUE(wa.b == 1);
+ NUTS_TRUE(wa.c == 1);
+ NUTS_TRUE(wa.d == 0);
+ NUTS_TRUE(wa.seen == 3);
+
+ memset(&wa, 0, sizeof(wa));
+ NUTS_PASS(nni_file_walk(s.mydir, walker, &wa,
+ NNI_FILE_WALK_SHALLOW | NNI_FILE_WALK_FILES_ONLY));
+ NUTS_TRUE(wa.a == 1);
+ NUTS_TRUE(wa.b == 1);
+ NUTS_TRUE(wa.c == 0);
+ NUTS_TRUE(wa.d == 0);
+ NUTS_TRUE(wa.seen == 2);
+
+ clean_scratch(&s);
+}
+
+static void
+test_file_contents(void)
+{
+ void *data;
+ size_t len;
+ struct scratch s = { 0 };
+
+ make_scratch(&s);
+
+ NUTS_PASS(nni_file_get(s.a, &data, &len));
+ NUTS_TRUE(len == 6);
+ NUTS_MATCH(data, "alpha");
+ nni_free(data, len);
+ clean_scratch(&s);
+}
+
+static void
+test_empty_files(void)
+{
+ char *temp;
+ char *empty;
+ void *data;
+ size_t n;
+ temp = nni_plat_temp_dir();
+ NUTS_TRUE(temp != NULL);
+ empty = nni_file_join(temp, "nng_files_test1");
+ NUTS_TRUE(empty != NULL);
+ NUTS_PASS(nni_file_put(empty, "", 0));
+ NUTS_PASS(nni_file_get(empty, &data, &n));
+ nni_free(data, n);
+ NUTS_TRUE(n == 0);
+ nni_file_delete(empty);
+ nni_strfree(empty);
+ nni_strfree(temp);
+}
+
+NUTS_TESTS = {
+ { "permissions", test_permissions },
+ { "directory names", test_directory_names },
+ { "create file absent dir", test_create_file_in_absent_dir },
+ { "cannot read missing file", test_cannot_read_missing_file },
+ { "delete missing file", test_delete_missing_file },
+ { "walk missing dir", test_walk_missing_dir },
+ { "walk directory", test_directory_walk },
+ { "file contents", test_file_contents },
+ { "empty files", test_empty_files },
+ { NULL, NULL },
+};
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2026-01-18 10:08:28 +0000