Add ability to use template with --template (#1667)

* Add ability to pass template path with --template

Update jrnl/args.py

* Fix tests

tests/lib/fixtures.py

@@ -89,6 +89,7 @@ def cli_run(
     mock_user_input,
     mock_overrides,
     mock_default_journal_path,
+    mock_default_templates_path,
 ):
     # Check if we need more mocks
     mock_factories.update(mock_args)
@@ -98,6 +99,7 @@ def cli_run(
     mock_factories.update(mock_config_path)
     mock_factories.update(mock_user_input)
     mock_factories.update(mock_default_journal_path)
+    mock_factories.update(mock_default_templates_path)
 
     return {
         "status": 0,
@@ -179,6 +181,16 @@ def mock_default_journal_path(temp_dir):
     }
 
 
+@fixture
+def mock_default_templates_path(temp_dir):
+    templates_path = Path(temp_dir.name, "templates")
+    return {
+        "get_templates_path": lambda: patch(
+            "jrnl.controller.get_templates_path", return_value=templates_path
+        ),
+    }
+
+
 @fixture
 def temp_dir():
     return tempfile.TemporaryDirectory()

tests/lib/given_steps.py

@@ -125,6 +125,19 @@ def we_use_the_config(request, temp_dir, working_dir, config_file):
     return config_dest
 
 
+@given(parse('we copy the template "{template_file}" to the default templates folder'), target_fixture="default_templates_path")
+def we_copy_the_template(request, temp_dir, working_dir, template_file):
+    # Move into temp dir as cwd
+    os.chdir(temp_dir.name)  # @todo move this step to a more universal place
+
+    # Copy template over
+    template_source = os.path.join(working_dir, "data", "templates", template_file)
+    template_dest = os.path.join(temp_dir.name, "templates", template_file)
+    os.makedirs(os.path.dirname(template_dest), exist_ok=True)
+    shutil.copy2(template_source, template_dest)
+    return template_dest
+
+
 @given(parse('the config "{config_file}" exists'), target_fixture="config_path")
 def config_exists(config_file, temp_dir, working_dir):
     config_source = os.path.join(working_dir, "data", "configs", config_file)

tests/lib/then_steps.py

@@ -25,6 +25,11 @@ def should_get_no_error(cli_run):
     assert cli_run["status"] == 0, cli_run["status"]
 
 
+@then("we should get an error")
+def should_get_an_error(cli_run):
+    assert cli_run["status"] != 0, cli_run["status"]
+
+
 @then(parse("the output should match\n{regex}"))
 @then(parse('the output should match "{regex}"'))
 def output_should_match(regex, cli_run):