[tepl] testsuite: test-file: replace sleep() by g_usleep()

[Sébastien Wilmet <swilmet src gnome org>]

commit 8688921f763c87695691f4e13c5229a67ebc2890
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Thu Apr 30 14:34:28 2020 +0200

    testsuite: test-file: replace sleep() by g_usleep()
    
    That way it's normally portable, it should work on Windows too.
    
    See also:
    https://gitlab.gnome.org/GNOME/tepl/-/merge_requests/5

 testsuite/test-file.c | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)
---
diff --git a/testsuite/test-file.c b/testsuite/test-file.c
index a7c88f1..ba42199 100644
--- a/testsuite/test-file.c
+++ b/testsuite/test-file.c
@@ -18,7 +18,12 @@
  */
 
 #include <tepl/tepl.h>
-#include <unistd.h>
+
+static void
+sleep_for_one_second (void)
+{
+       g_usleep (G_USEC_PER_SEC);
+}
 
 static void
 load_cb (GObject      *source_object,
@@ -183,7 +188,7 @@ test_externally_modified (void)
        /* Modify externally and then save.
         * Sleep one second to force the timestamp/etag to change.
         */
-       sleep (1);
+       sleep_for_one_second ();
        g_file_set_contents (path, "b", -1, &error);
        g_assert_no_error (error);
        tepl_file_check_file_on_disk (file);
@@ -195,7 +200,7 @@ test_externally_modified (void)
        g_assert_true (!tepl_file_is_externally_modified (file));
 
        /* Modify externally and then load */
-       sleep (1);
+       sleep_for_one_second ();
        g_file_set_contents (path, "c", -1, &error);
        g_assert_no_error (error);
        tepl_file_check_file_on_disk (file);
@@ -207,7 +212,7 @@ test_externally_modified (void)
        g_assert_true (!tepl_file_is_externally_modified (file));
 
        /* Modify externally and then save as */
-       sleep (1);
+       sleep_for_one_second ();
        g_file_set_contents (path, "d", -1, &error);
        g_assert_no_error (error);
        tepl_file_check_file_on_disk (file);
@@ -225,7 +230,7 @@ test_externally_modified (void)
        g_assert_true (!tepl_file_is_externally_modified (file));
 
        /* Modify externally and then save as to same location */
-       sleep (1);
+       sleep_for_one_second ();
        g_file_set_contents (new_path, "f", -1, &error);
        g_assert_no_error (error);
        tepl_file_check_file_on_disk (file);