bdd: Add "I press the keys ..." step.

tests/integration/features/conftest.py

@@ -165,6 +165,11 @@ def wait_time(quteproc, delay):
     time.sleep(float(delay))
 
 
+@bdd.when(bdd.parsers.re('I press the keys? "(?P<keys>[^"]*)"'))
+def press_keys(quteproc, keys):
+    quteproc.press_keys(keys)
+
+
 @bdd.then(bdd.parsers.parse('"{pattern}" should not be logged'))
 def ensure_not_logged(quteproc, pattern):
     quteproc.ensure_not_logged(message=pattern)

tests/integration/quteprocess.py

@@ -281,6 +281,10 @@ class QuteProc(testprocess.Process):
             with open(path, 'r', encoding='utf-8') as f:
                 return f.read()
 
+    def press_keys(self, keys):
+        """Press the given keys using :fake-key."""
+        self.send_cmd(':fake-key -g "{}"'.format(keys))
+
 
 @pytest.yield_fixture(scope='module')
 def quteproc(qapp, httpbin, request):