tests: Skip some test when fr_FR locale isn't available

Some test require that locale so skip those when it is unavailable.

Closes: #392

src/test-mount-matrix.c

@@ -66,12 +66,16 @@ test_mount_matrix (void)
 static void
 test_comma_decimal_separator (void)
 {
+	const char *fr_locale = "fr_FR.UTF-8";
 	char *old_locale;
 	AccelVec3 *vecs;
 
-	old_locale = setlocale (LC_ALL, "fr_FR.UTF-8");
+	old_locale = setlocale (LC_ALL, fr_locale);
 	/* French locale not available? */
-	g_assert_nonnull (old_locale);
+	if (!old_locale) {
+		g_test_skip_printf ("Local %s not available", fr_locale);
+		return;
+	}
 
 	/* Default matrix */
 	g_assert_true (parse_mount_matrix (DEFAULT_MATRIX, &vecs));

tests/integration-test.py

@@ -27,6 +27,7 @@ import tempfile
 import psutil
 import subprocess
 import unittest
+import locale
 import time
 
 try:
@@ -50,6 +51,7 @@ SP_COMPASS = 'net.hadess.SensorProxy.Compass'
 SP_COMPASS_PATH = '/net/hadess/SensorProxy/Compass'
 
 class Tests(dbusmock.DBusTestCase):
+
     @classmethod
     def setUpClass(cls):
         # run from local build tree if we are in one, otherwise use system instance
@@ -92,6 +94,15 @@ class Tests(dbusmock.DBusTestCase):
         cls.dbus = Gio.bus_get_sync(Gio.BusType.SYSTEM, None)
         cls.dbus_con = cls.get_dbus(True)
 
+        # Some test outputs require the daemon to run under the fr locale:
+        # so check if that's available
+        try:
+            old_loc = locale.setlocale(locale.LC_ALL, 'fr_FR.UTF-8')
+            cls.has_fr = True
+            locale.setlocale(locale.LC_ALL, old_loc)
+        except:
+            cls.has_fr = False
+
     @classmethod
     def tearDownClass(cls):
         cls.test_bus.down()
@@ -612,10 +623,9 @@ class Tests(dbusmock.DBusTestCase):
             mock_file.write(data)
         self.proxy.ClaimAccelerometer()
         self.assertEventually(lambda: self.have_text_in_log('Accel sent by driver'))
-        # If the 2nd test fails, it's likely that fr_FR.UTF-8 locale isn't supported
         self.assertEqual(self.have_text_in_log('scale: 0,000000,0,000000,0,000000'), False)
+        if self.has_fr:
             self.assertEqual(self.have_text_in_log('scale: 0,000010,0,000010,0,000010'), True)
-
         self.stop_daemon()
 
     def test_iio_scale_decimal_separator_offset(self):
@@ -715,8 +725,8 @@ class Tests(dbusmock.DBusTestCase):
 
         self.proxy.ClaimAccelerometer()
         self.assertEventually(lambda: self.have_text_in_log('Accel read from IIO on'))
-        # If the 2nd test fails, it's likely that fr_FR.UTF-8 locale isn't supported
         self.assertEqual(self.have_text_in_log('scale 1,000000,1,000000,1,000000'), False)
+        if self.has_fr:
             self.assertEqual(self.have_text_in_log('scale 0,000001,0,000001,0,000001'), True)
 
         self.assertEventually(lambda: self.get_dbus_property('AccelerometerOrientation') == 'normal')