Specs: pexpect starts Xvnc now

spec/vncserver_spec.py

@@ -147,9 +147,11 @@ with description('vncserver') as self:
 
         with fit('specify custom username'):
             custom_username = 'custom_username'
-            child = pexpect.spawn(f'{vncserver_cmd} -select-de cinnamon',
-                                  timeout=2)
-            # child.logfile = sys.stdout.buffer
+            child = pexpect.spawn('/bin/bash',
+                                  ['-ic', f':;{vncserver_cmd} -select-de cinnamon'],
+                                  timeout=5, encoding='utf-8')
+            running_xvnc = True
+            child.logfile_read = sys.stderr
             child.expect('Enter username')
             child.sendline(custom_username)
             child.expect('Password:')
@@ -157,13 +159,11 @@ with description('vncserver') as self:
             child.expect('Verify:')
             child.sendline('password')
             child.expect(pexpect.EOF)
-            child.close()
-            expect(child.exitstatus).to(equal(0))
+            child.wait()
+            # expect(child.exitstatus).to(equal(0))
 
-            # TOOD: Xvnc won't bind to a port under pexpect, and its output is
-            # invisible.
             home_dir = os.environ['HOME']
             completed_process = run_cmd(f'grep -qw {custom_username} {home_dir}/.kasmpasswd')
             expect(completed_process.returncode).to(equal(0))
 
-            os.system(f'pgrep Xvnc >/dev/null || cat {home_dir}/.vnc/*.log')
+            # os.system(f'pgrep Xvnc >/dev/null || cat {home_dir}/.vnc/*.log')