154 lines
4.2 KiB
C
154 lines
4.2 KiB
C
/*
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* Unit tests for libfprint
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* Copyright (C) 2019 Marco Trevisan <marco.trevisan@canonical.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <libfprint/fprint.h>
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#include <glib/gstdio.h>
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#include "test-utils.h"
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struct
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{
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const char *envvar;
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const char *driver_id;
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const char *device_id;
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} devtype_vars[FPT_NUM_VIRTUAL_DEVICE_TYPES] = {
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{ "FP_VIRTUAL_IMAGE", "virtual_image", "virtual_image" }, /* FPT_VIRTUAL_DEVICE_IMAGE */
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{ "FP_VIRTUAL_DEVICE", "virtual_device", "virtual_device" }, /* FPT_VIRTUAL_DEVICE */
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{ "FP_VIRTUAL_DEVICE_IDENT", "virtual_device", "virtual_device_ident" } /* FPT_VIRTUAL_DEVICE_IDENT */
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};
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void
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fpt_teardown_virtual_device_environment (FptVirtualDeviceType devtype)
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{
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const char *path;
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path = g_getenv (devtype_vars[devtype].envvar);
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if (path)
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{
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g_autofree char *temp_dir = g_path_get_dirname (path);
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g_unsetenv (devtype_vars[devtype].envvar);
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g_unlink (path);
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g_rmdir (temp_dir);
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}
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}
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static FptVirtualDeviceType global_devtype;
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static void
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on_signal_event (int sig)
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{
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fpt_teardown_virtual_device_environment (global_devtype);
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}
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void
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fpt_setup_virtual_device_environment (FptVirtualDeviceType devtype)
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{
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g_autoptr(GError) error = NULL;
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g_autofree char *temp_dir = NULL;
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g_autofree char *temp_path = NULL;
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g_autofree char *filename = NULL;
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g_assert_null (g_getenv (devtype_vars[devtype].envvar));
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temp_dir = g_dir_make_tmp ("libfprint-XXXXXX", &error);
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g_assert_no_error (error);
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filename = g_strdup_printf ("%s.socket", devtype_vars[devtype].device_id);
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temp_path = g_build_filename (temp_dir, filename, NULL);
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g_setenv (devtype_vars[devtype].envvar, temp_path, TRUE);
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global_devtype = devtype;
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signal (SIGKILL, on_signal_event);
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signal (SIGABRT, on_signal_event);
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signal (SIGSEGV, on_signal_event);
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signal (SIGTERM, on_signal_event);
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signal (SIGQUIT, on_signal_event);
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signal (SIGPIPE, on_signal_event);
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}
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FptContext *
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fpt_context_new (void)
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{
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FptContext *tctx;
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tctx = g_new0 (FptContext, 1);
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tctx->fp_context = fp_context_new ();
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return tctx;
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}
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FptContext *
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fpt_context_new_with_virtual_device (FptVirtualDeviceType devtype)
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{
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FptContext *tctx;
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GPtrArray *devices;
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unsigned int i;
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g_assert_true (devtype >= FPT_VIRTUAL_DEVICE_IMAGE &&
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devtype < FPT_NUM_VIRTUAL_DEVICE_TYPES);
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fpt_setup_virtual_device_environment (devtype);
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tctx = fpt_context_new ();
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devices = fp_context_get_devices (tctx->fp_context);
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g_assert_nonnull (devices);
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g_assert_cmpuint (devices->len, ==, 1);
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for (i = 0; i < devices->len; ++i)
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{
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FpDevice *device = devices->pdata[i];
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if (g_strcmp0 (fp_device_get_driver (device), devtype_vars[devtype].driver_id) == 0)
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{
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tctx->device = device;
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break;
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}
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}
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g_assert_true (FP_IS_DEVICE (tctx->device));
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g_object_add_weak_pointer (G_OBJECT (tctx->device), (gpointer) & tctx->device);
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g_object_set_data (G_OBJECT (tctx->fp_context), "devtype", GUINT_TO_POINTER (devtype));
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return tctx;
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}
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void
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fpt_context_free (FptContext *tctx)
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{
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FptVirtualDeviceType devtype;
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devtype = GPOINTER_TO_UINT (g_object_get_data (G_OBJECT (tctx->fp_context), "devtype"));
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if (tctx->device && fp_device_is_open (tctx->device))
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{
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g_autoptr(GError) error = NULL;
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fp_device_close_sync (tctx->device, NULL, &error);
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g_assert_no_error (error);
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}
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g_clear_object (&tctx->fp_context);
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g_free (tctx);
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fpt_teardown_virtual_device_environment (devtype);
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}
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