Index: uspace/app/nav/meson.build
===================================================================
--- uspace/app/nav/meson.build	(revision 1ec732aab0ba8690739aa05157e7fe75269a7829)
+++ uspace/app/nav/meson.build	(revision 144fafda7cb6d43dfda1c93b8e46b8d51635e0c2)
@@ -51,4 +51,8 @@
 	'panel.c',
 	'verify.c',
+	'test/dlg/ioerrdlg.c',
+	'test/dlg/newfiledlg.c',
+	'test/dlg/progress.c',
+	'test/dlg/verifydlg.c',
 	'test/main.c',
 	'test/menu.c',
Index: uspace/app/nav/test/dlg/ioerrdlg.c
===================================================================
--- uspace/app/nav/test/dlg/ioerrdlg.c	(revision 144fafda7cb6d43dfda1c93b8e46b8d51635e0c2)
+++ uspace/app/nav/test/dlg/ioerrdlg.c	(revision 144fafda7cb6d43dfda1c93b8e46b8d51635e0c2)
@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2025 Jiri Svoboda
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ * - The name of the author may not be used to endorse or promote products
+ *   derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <errno.h>
+#include <pcut/pcut.h>
+#include <ui/ui.h>
+#include "../../dlg/ioerrdlg.h"
+
+PCUT_INIT;
+
+PCUT_TEST_SUITE(ioerrdlg);
+
+/** Create and destroy I/O error dialog. */
+PCUT_TEST(create_destroy)
+{
+	ui_t *ui;
+	io_err_dlg_params_t params;
+	io_err_dlg_t *dlg = NULL;
+	errno_t rc;
+
+	rc = ui_create_disp(NULL, &ui);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	io_err_dlg_params_init(&params);
+	rc = io_err_dlg_create(ui, &params, &dlg);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+	PCUT_ASSERT_NOT_NULL(dlg);
+
+	io_err_dlg_destroy(dlg);
+
+	ui_destroy(ui);
+}
+
+PCUT_EXPORT(ioerrdlg);
Index: uspace/app/nav/test/dlg/newfiledlg.c
===================================================================
--- uspace/app/nav/test/dlg/newfiledlg.c	(revision 144fafda7cb6d43dfda1c93b8e46b8d51635e0c2)
+++ uspace/app/nav/test/dlg/newfiledlg.c	(revision 144fafda7cb6d43dfda1c93b8e46b8d51635e0c2)
@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2025 Jiri Svoboda
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ * - The name of the author may not be used to endorse or promote products
+ *   derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <errno.h>
+#include <pcut/pcut.h>
+#include <ui/ui.h>
+#include "../../dlg/newfiledlg.h"
+
+PCUT_INIT;
+
+PCUT_TEST_SUITE(newfiledlg);
+
+/** Create and destroy new file dialog. */
+PCUT_TEST(create_destroy)
+{
+	ui_t *ui;
+	new_file_dlg_t *dlg = NULL;
+	errno_t rc;
+
+	rc = ui_create_disp(NULL, &ui);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	rc = new_file_dlg_create(ui, &dlg);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+	PCUT_ASSERT_NOT_NULL(dlg);
+
+	new_file_dlg_destroy(dlg);
+
+	ui_destroy(ui);
+}
+
+PCUT_EXPORT(newfiledlg);
Index: uspace/app/nav/test/dlg/progress.c
===================================================================
--- uspace/app/nav/test/dlg/progress.c	(revision 144fafda7cb6d43dfda1c93b8e46b8d51635e0c2)
+++ uspace/app/nav/test/dlg/progress.c	(revision 144fafda7cb6d43dfda1c93b8e46b8d51635e0c2)
@@ -0,0 +1,127 @@
+/*
+ * Copyright (c) 2025 Jiri Svoboda
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ * - The name of the author may not be used to endorse or promote products
+ *   derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <errno.h>
+#include <fmgt.h>
+#include <pcut/pcut.h>
+#include <ui/ui.h>
+#include "../../dlg/progress.h"
+
+PCUT_INIT;
+
+PCUT_TEST_SUITE(progress);
+
+static progress_dlg_cb_t progress_dlg_cb;
+
+/** Create and destroy progress dialog. */
+PCUT_TEST(create_destroy)
+{
+	ui_t *ui;
+	progress_dlg_t *dlg = NULL;
+	progress_dlg_params_t params;
+	fmgt_flist_t *flist;
+	errno_t rc;
+
+	rc = ui_create_disp(NULL, &ui);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	rc = fmgt_flist_create(&flist);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	progress_dlg_params_init(&params);
+
+	rc = progress_dlg_create(ui, &params, &dlg);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+	PCUT_ASSERT_NOT_NULL(dlg);
+
+	progress_dlg_destroy(dlg);
+
+	fmgt_flist_destroy(flist);
+	ui_destroy(ui);
+}
+
+/** Set callbacks for progress dialog. */
+PCUT_TEST(set_cb)
+{
+	ui_t *ui;
+	progress_dlg_t *dlg = NULL;
+	progress_dlg_params_t params;
+	fmgt_flist_t *flist;
+	errno_t rc;
+
+	rc = ui_create_disp(NULL, &ui);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	rc = fmgt_flist_create(&flist);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	progress_dlg_params_init(&params);
+
+	rc = progress_dlg_create(ui, &params, &dlg);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+	PCUT_ASSERT_NOT_NULL(dlg);
+
+	progress_dlg_set_cb(dlg, &progress_dlg_cb, NULL);
+
+	progress_dlg_destroy(dlg);
+
+	fmgt_flist_destroy(flist);
+	ui_destroy(ui);
+}
+
+/** Set progress for progress dialog. */
+PCUT_TEST(set_progress)
+{
+	ui_t *ui;
+	progress_dlg_t *dlg = NULL;
+	progress_dlg_params_t params;
+	fmgt_flist_t *flist;
+	fmgt_progress_t progress;
+	errno_t rc;
+
+	rc = ui_create_disp(NULL, &ui);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	rc = fmgt_flist_create(&flist);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	progress_dlg_params_init(&params);
+
+	rc = progress_dlg_create(ui, &params, &dlg);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+	PCUT_ASSERT_NOT_NULL(dlg);
+
+	progress_dlg_set_progress(dlg, &progress);
+
+	progress_dlg_destroy(dlg);
+
+	fmgt_flist_destroy(flist);
+	ui_destroy(ui);
+}
+
+PCUT_EXPORT(progress);
Index: uspace/app/nav/test/dlg/verifydlg.c
===================================================================
--- uspace/app/nav/test/dlg/verifydlg.c	(revision 144fafda7cb6d43dfda1c93b8e46b8d51635e0c2)
+++ uspace/app/nav/test/dlg/verifydlg.c	(revision 144fafda7cb6d43dfda1c93b8e46b8d51635e0c2)
@@ -0,0 +1,91 @@
+/*
+ * Copyright (c) 2025 Jiri Svoboda
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ * - The name of the author may not be used to endorse or promote products
+ *   derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <errno.h>
+#include <fmgt.h>
+#include <pcut/pcut.h>
+#include <ui/ui.h>
+#include "../../dlg/verifydlg.h"
+
+PCUT_INIT;
+
+PCUT_TEST_SUITE(verifydlg);
+
+static verify_dlg_cb_t verify_dlg_cb;
+
+/** Create and destroy verify dialog. */
+PCUT_TEST(create_destroy)
+{
+	ui_t *ui;
+	verify_dlg_t *dlg = NULL;
+	fmgt_flist_t *flist;
+	errno_t rc;
+
+	rc = ui_create_disp(NULL, &ui);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	rc = fmgt_flist_create(&flist);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	rc = verify_dlg_create(ui, flist, &dlg);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+	PCUT_ASSERT_NOT_NULL(dlg);
+
+	verify_dlg_destroy(dlg);
+
+	fmgt_flist_destroy(flist);
+	ui_destroy(ui);
+}
+
+/** Set callbacks for verify dialog. */
+PCUT_TEST(set_cb)
+{
+	ui_t *ui;
+	verify_dlg_t *dlg = NULL;
+	fmgt_flist_t *flist;
+	errno_t rc;
+
+	rc = ui_create_disp(NULL, &ui);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	rc = fmgt_flist_create(&flist);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	rc = verify_dlg_create(ui, flist, &dlg);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+	PCUT_ASSERT_NOT_NULL(dlg);
+
+	verify_dlg_set_cb(dlg, &verify_dlg_cb, NULL);
+
+	verify_dlg_destroy(dlg);
+
+	fmgt_flist_destroy(flist);
+	ui_destroy(ui);
+}
+
+PCUT_EXPORT(verifydlg);
Index: uspace/app/nav/test/main.c
===================================================================
--- uspace/app/nav/test/main.c	(revision 1ec732aab0ba8690739aa05157e7fe75269a7829)
+++ uspace/app/nav/test/main.c	(revision 144fafda7cb6d43dfda1c93b8e46b8d51635e0c2)
@@ -1,4 +1,4 @@
 /*
- * Copyright (c) 2021 Jiri Svoboda
+ * Copyright (c) 2025 Jiri Svoboda
  * All rights reserved.
  *
@@ -31,4 +31,8 @@
 PCUT_INIT;
 
+PCUT_IMPORT(ioerrdlg);
+PCUT_IMPORT(newfiledlg);
+PCUT_IMPORT(progress);
+PCUT_IMPORT(verifydlg);
 PCUT_IMPORT(menu);
 PCUT_IMPORT(nav);
Index: uspace/lib/fmgt/include/fmgt.h
===================================================================
--- uspace/lib/fmgt/include/fmgt.h	(revision 1ec732aab0ba8690739aa05157e7fe75269a7829)
+++ uspace/lib/fmgt/include/fmgt.h	(revision 144fafda7cb6d43dfda1c93b8e46b8d51635e0c2)
@@ -45,4 +45,5 @@
 #include "fmgt/newfile.h"
 #include "fmgt/verify.h"
+#include "fmgt/walk.h"
 #include "types/fmgt.h"
 
Index: uspace/lib/fmgt/meson.build
===================================================================
--- uspace/lib/fmgt/meson.build	(revision 1ec732aab0ba8690739aa05157e7fe75269a7829)
+++ uspace/lib/fmgt/meson.build	(revision 144fafda7cb6d43dfda1c93b8e46b8d51635e0c2)
@@ -36,6 +36,9 @@
 
 test_src = files(
+	'test/flist.c',
 	'test/fmgt.c',
 	'test/main.c',
-	'test/newfile.c'
+	'test/newfile.c',
+	'test/verify.c',
+	'test/walk.c'
 )
Index: uspace/lib/fmgt/test/flist.c
===================================================================
--- uspace/lib/fmgt/test/flist.c	(revision 144fafda7cb6d43dfda1c93b8e46b8d51635e0c2)
+++ uspace/lib/fmgt/test/flist.c	(revision 144fafda7cb6d43dfda1c93b8e46b8d51635e0c2)
@@ -0,0 +1,98 @@
+/*
+ * Copyright (c) 2025 Jiri Svoboda
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ * - The name of the author may not be used to endorse or promote products
+ *   derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <fmgt.h>
+#include <pcut/pcut.h>
+
+PCUT_INIT;
+
+PCUT_TEST_SUITE(flist);
+
+/** Create and destroy file list. */
+PCUT_TEST(create_destroy)
+{
+	fmgt_flist_t *flist;
+	errno_t rc;
+
+	rc = fmgt_flist_create(&flist);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	fmgt_flist_destroy(flist);
+}
+
+/** Append entries to file list and walk them. */
+PCUT_TEST(append_first_next)
+{
+	fmgt_flist_t *flist;
+	fmgt_flist_entry_t *entry;
+	errno_t rc;
+
+	rc = fmgt_flist_create(&flist);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	rc = fmgt_flist_append(flist, "a");
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	rc = fmgt_flist_append(flist, "b");
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	entry = fmgt_flist_first(flist);
+	PCUT_ASSERT_NOT_NULL(entry);
+	PCUT_ASSERT_STR_EQUALS("a", entry->fname);
+
+	entry = fmgt_flist_next(entry);
+	PCUT_ASSERT_NOT_NULL(entry);
+	PCUT_ASSERT_STR_EQUALS("b", entry->fname);
+
+	entry = fmgt_flist_next(entry);
+	PCUT_ASSERT_NULL(entry);
+
+	fmgt_flist_destroy(flist);
+}
+
+/** Append entries to file list and count them. */
+PCUT_TEST(count)
+{
+	fmgt_flist_t *flist;
+	errno_t rc;
+
+	rc = fmgt_flist_create(&flist);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	rc = fmgt_flist_append(flist, "a");
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	rc = fmgt_flist_append(flist, "b");
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	PCUT_ASSERT_INT_EQUALS(2, fmgt_flist_count(flist));
+
+	fmgt_flist_destroy(flist);
+}
+
+PCUT_EXPORT(flist);
Index: uspace/lib/fmgt/test/fmgt.c
===================================================================
--- uspace/lib/fmgt/test/fmgt.c	(revision 1ec732aab0ba8690739aa05157e7fe75269a7829)
+++ uspace/lib/fmgt/test/fmgt.c	(revision 144fafda7cb6d43dfda1c93b8e46b8d51635e0c2)
@@ -29,7 +29,4 @@
 #include <fmgt.h>
 #include <pcut/pcut.h>
-#include <stdio.h>
-#include <str.h>
-#include <vfs/vfs.h>
 
 PCUT_INIT;
Index: uspace/lib/fmgt/test/main.c
===================================================================
--- uspace/lib/fmgt/test/main.c	(revision 1ec732aab0ba8690739aa05157e7fe75269a7829)
+++ uspace/lib/fmgt/test/main.c	(revision 144fafda7cb6d43dfda1c93b8e46b8d51635e0c2)
@@ -31,6 +31,9 @@
 PCUT_INIT;
 
+PCUT_IMPORT(flist);
 PCUT_IMPORT(fmgt);
 PCUT_IMPORT(newfile);
+PCUT_IMPORT(verify);
+PCUT_IMPORT(walk);
 
 PCUT_MAIN();
Index: uspace/lib/fmgt/test/verify.c
===================================================================
--- uspace/lib/fmgt/test/verify.c	(revision 144fafda7cb6d43dfda1c93b8e46b8d51635e0c2)
+++ uspace/lib/fmgt/test/verify.c	(revision 144fafda7cb6d43dfda1c93b8e46b8d51635e0c2)
@@ -0,0 +1,97 @@
+/*
+ * Copyright (c) 2025 Jiri Svoboda
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ * - The name of the author may not be used to endorse or promote products
+ *   derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <errno.h>
+#include <fmgt.h>
+#include <pcut/pcut.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <str.h>
+#include <vfs/vfs.h>
+
+PCUT_INIT;
+
+PCUT_TEST_SUITE(verify);
+
+/** Verify files. */
+PCUT_TEST(verify)
+{
+	fmgt_t *fmgt = NULL;
+	char buf[L_tmpnam];
+	char *fname;
+	FILE *f;
+	char *p;
+	int rv;
+	fmgt_flist_t *flist;
+	errno_t rc;
+
+	/* Create name for temporary directory */
+	p = tmpnam(buf);
+	PCUT_ASSERT_NOT_NULL(p);
+
+	/* Create temporary directory */
+	rc = vfs_link_path(p, KIND_DIRECTORY, NULL);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	rv = asprintf(&fname, "%s/%s", p, "a");
+	PCUT_ASSERT_TRUE(rv >= 0);
+
+	f = fopen(fname, "wb");
+	PCUT_ASSERT_NOT_NULL(f);
+
+	rv = fprintf(f, "X");
+	PCUT_ASSERT_TRUE(rv >= 0);
+
+	rv = fclose(f);
+	PCUT_ASSERT_INT_EQUALS(0, rv);
+
+	rc = fmgt_create(&fmgt);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	rc = fmgt_flist_create(&flist);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	rc = fmgt_flist_append(flist, p);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	rc = fmgt_verify(fmgt, flist);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	fmgt_flist_destroy(flist);
+
+	rv = remove(fname);
+	PCUT_ASSERT_INT_EQUALS(0, rv);
+
+	rv = remove(p);
+	PCUT_ASSERT_INT_EQUALS(0, rv);
+
+	free(fname);
+	fmgt_destroy(fmgt);
+}
+
+PCUT_EXPORT(verify);
Index: uspace/lib/fmgt/test/walk.c
===================================================================
--- uspace/lib/fmgt/test/walk.c	(revision 144fafda7cb6d43dfda1c93b8e46b8d51635e0c2)
+++ uspace/lib/fmgt/test/walk.c	(revision 144fafda7cb6d43dfda1c93b8e46b8d51635e0c2)
@@ -0,0 +1,154 @@
+/*
+ * Copyright (c) 2025 Jiri Svoboda
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ * - The name of the author may not be used to endorse or promote products
+ *   derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <errno.h>
+#include <fmgt.h>
+#include <pcut/pcut.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <str.h>
+#include <vfs/vfs.h>
+
+PCUT_INIT;
+
+PCUT_TEST_SUITE(walk);
+
+static errno_t test_walk_dir_enter(void *, const char *);
+static errno_t test_walk_dir_leave(void *, const char *);
+static errno_t test_walk_file(void *, const char *);
+
+static fmgt_walk_cb_t test_walk_cb = {
+	.dir_enter = test_walk_dir_enter,
+	.dir_leave = test_walk_dir_leave,
+	.file = test_walk_file
+};
+
+typedef struct {
+	bool dir_enter;
+	bool dir_leave;
+	bool file_proc;
+	char *dirname;
+	char *fname;
+	errno_t rc;
+} test_resp_t;
+
+/** Walk file system tree. */
+PCUT_TEST(walk_success)
+{
+	char buf[L_tmpnam];
+	char *fname;
+	FILE *f;
+	char *p;
+	int rv;
+	fmgt_flist_t *flist;
+	fmgt_walk_params_t params;
+	test_resp_t resp;
+	errno_t rc;
+
+	/* Create name for temporary directory */
+	p = tmpnam(buf);
+	PCUT_ASSERT_NOT_NULL(p);
+
+	/* Create temporary directory */
+	rc = vfs_link_path(p, KIND_DIRECTORY, NULL);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	rv = asprintf(&fname, "%s/%s", p, "a");
+	PCUT_ASSERT_TRUE(rv >= 0);
+
+	f = fopen(fname, "wb");
+	PCUT_ASSERT_NOT_NULL(f);
+
+	rv = fprintf(f, "X");
+	PCUT_ASSERT_TRUE(rv >= 0);
+
+	rv = fclose(f);
+	PCUT_ASSERT_INT_EQUALS(0, rv);
+
+	rc = fmgt_flist_create(&flist);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	rc = fmgt_flist_append(flist, p);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	fmgt_walk_params_init(&params);
+	params.flist = flist;
+	params.cb = &test_walk_cb;
+	params.arg = &resp;
+
+	resp.dir_enter = false;
+	resp.dir_leave = false;
+	resp.file_proc = false;
+	resp.rc = EOK;
+
+	rc = fmgt_walk(&params);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	PCUT_ASSERT_TRUE(resp.dir_enter);
+	PCUT_ASSERT_TRUE(resp.dir_leave);
+	PCUT_ASSERT_TRUE(resp.file_proc);
+	PCUT_ASSERT_STR_EQUALS(p, resp.dirname);
+	PCUT_ASSERT_STR_EQUALS(fname, resp.fname);
+
+	free(resp.dirname);
+	free(resp.fname);
+	fmgt_flist_destroy(flist);
+
+	rv = remove(fname);
+	PCUT_ASSERT_INT_EQUALS(0, rv);
+
+	rv = remove(p);
+	PCUT_ASSERT_INT_EQUALS(0, rv);
+
+	free(fname);
+}
+
+errno_t test_walk_dir_enter(void *arg, const char *fname)
+{
+	test_resp_t *resp = (test_resp_t *)arg;
+	resp->dir_enter = true;
+	resp->dirname = str_dup(fname);
+	return resp->rc;
+}
+
+errno_t test_walk_dir_leave(void *arg, const char *fname)
+{
+	test_resp_t *resp = (test_resp_t *)arg;
+	resp->dir_leave = true;
+	return resp->rc;
+}
+
+errno_t test_walk_file(void *arg, const char *fname)
+{
+	test_resp_t *resp = (test_resp_t *)arg;
+	resp->file_proc = true;
+	resp->fname = str_dup(fname);
+	return resp->rc;
+}
+
+PCUT_EXPORT(walk);
