tests: Add testing to the synaptics driver

As the driver is not a normal image device, we need to add a custom
script to test it. Note that the ioctl dump must also be manually
modified unfortunately as the state is tracked incorrectly for the
device by umockdev-record.

tests/meson.build

@@ -1,9 +1,17 @@
 envs = environment()
+# Enable debug messages and abort on warnings
 envs.set('G_DEBUG', 'fatal-warnings')
 envs.set('G_MESSAGES_DEBUG', 'all')
+
+# Setup paths
 envs.set('MESON_SOURCE_ROOT', meson.build_root())
 envs.prepend('GI_TYPELIB_PATH', join_paths(meson.build_root(), 'libfprint'))
 envs.prepend('LD_LIBRARY_PATH', join_paths(meson.build_root(), 'libfprint'))
+
+# Set FP_DEVICE_EMULATION so that drivers can adapt (e.g. to use fixed
+# random numbers rather than proper ones)
+envs.set('FP_DEVICE_EMULATION', '1')
+
 envs.set('NO_AT_BRIDGE', '1')
 
 if 'virtual_image' in drivers
@@ -21,5 +29,16 @@ if 'vfs5011' in drivers
         find_program('umockdev-test.py'),
         args: join_paths(meson.current_source_dir(), 'vfs5011'),
         env: envs,
+        timeout: 10,
     )
 endif
+
+if 'synaptics' in drivers
+    test(
+        'synaptics',
+        find_program('umockdev-test.py'),
+        args: join_paths(meson.current_source_dir(), 'synaptics'),
+        env: envs,
+        timeout: 10,
+    )
+endif