[gtksourceview/wip/chergert/hoverers] show hover word from test providier

[Christian Hergert <chergert src gnome org>]

commit b8be98d4d69ee9762a5971ee1711e02aad32e68e
Author: Christian Hergert <chergert redhat com>
Date:   Tue Mar 9 14:53:51 2021 -0800

    show hover word from test providier

 tests/test-widget.c | 10 ++++++++++
 1 file changed, 10 insertions(+)
---
diff --git a/tests/test-widget.c b/tests/test-widget.c
index fef8f5c6..ec00016c 100644
--- a/tests/test-widget.c
+++ b/tests/test-widget.c
@@ -1163,6 +1163,16 @@ test_hover_provider_populate (GtkSourceHoverProvider  *provider,
                               GtkSourceHoverDisplay   *display,
                               GError                 **error)
 {
+       GtkTextIter begin, end;
+
+       if (gtk_source_hover_context_get_bounds (context, &begin, &end))
+       {
+               gchar *text = gtk_text_iter_get_slice (&begin, &end);
+               GtkWidget *label = gtk_label_new (text);
+               gtk_source_hover_display_append (display, label);
+               g_free (text);
+       }
+
        return TRUE;
 }