CLI: Catch NotImplementedError in verdi calcjob gotocomputer (#6525)

Not all transport plugins implement the `gotocomputer` method.
Instead of excepting, the remote working directory is now displayed.

src/aiida/cmdline/commands/cmd_calcjob.py

@@ -43,9 +43,13 @@ def calcjob_gotocomputer(calcjob):
     if not remote_workdir:
         echo.echo_critical('no remote work directory for this calcjob, maybe the daemon did not submit it yet')
 
-    command = transport.gotocomputer_command(remote_workdir)
-    echo.echo_report('going to the remote work directory...')
-    os.system(command)
+    try:
+        command = transport.gotocomputer_command(remote_workdir)
+        echo.echo_report('going to the remote work directory...')
+        os.system(command)
+    except NotImplementedError:
+        echo.echo_report(f'gotocomputer is not implemented for {transport}')
+        echo.echo_report(f'remote work directory is {remote_workdir}')
 
 
 @verdi_calcjob.command('res')

tests/cmdline/commands/test_calcjob.py

@@ -356,3 +356,44 @@ def test_calcjob_remotecat(self):
         options = [str(self.result_job.uuid), 'fileA.txt']
         result = self.cli_runner.invoke(command.calcjob_remotecat, options)
         assert result.stdout == 'test stringA'
+
+    def test_calcjob_gotocomputer(self):
+        """Test verdi calcjob gotocomputer"""
+
+        from unittest.mock import patch
+
+        from aiida.common.exceptions import NotExistent
+
+        options = [str(self.result_job.uuid)]
+
+        # Easy peasy no exception
+        with patch('os.system') as mock_os_system:
+            result = self.cli_runner.invoke(command.calcjob_gotocomputer, options)
+            mock_os_system.assert_called_once()
+            assert mock_os_system.call_args[0][0] is not None
+
+        def raise_(e):
+            raise e('something')
+
+        # Test when get_transport raises NotExistent
+        with patch(
+            'aiida.orm.nodes.process.calculation.calcjob.CalcJobNode.get_transport', new=lambda _: raise_(NotExistent)
+        ):
+            result = self.cli_runner.invoke(command.calcjob_gotocomputer, options)
+            assert result.exit_code == 1
+            assert 'something' in result.output
+
+        # Test when get_remote_workdir returns None
+        with patch('aiida.orm.nodes.process.calculation.calcjob.CalcJobNode.get_remote_workdir', new=lambda _: None):
+            result = self.cli_runner.invoke(command.calcjob_gotocomputer, options)
+            assert result.exit_code == 1
+            assert 'no remote work directory for this calcjob' in result.output
+
+        # Test when gotocomputer_command raises NotImplementedError
+        with patch(
+            'aiida.transports.plugins.local.LocalTransport.gotocomputer_command',
+            new=lambda _, __: raise_(NotImplementedError),
+        ):
+            result = self.cli_runner.invoke(command.calcjob_gotocomputer, options)
+            assert result.exit_code == 0
+            assert self.result_job.get_remote_workdir() in result.output