diff --git a/borgmatic/commands/borgmatic.py b/borgmatic/commands/borgmatic.py
index 4c2e9ba..1fcc582 100644
--- a/borgmatic/commands/borgmatic.py
+++ b/borgmatic/commands/borgmatic.py
@@ -39,7 +39,7 @@ def parse_arguments(*arguments):
     return parser.parse_args(arguments)
 
 
-def main():
+def main():  # pragma: no cover
     try:
         # TODO: Detect whether only legacy config is present. If so, inform the user about how to
         # upgrade, then exet.
diff --git a/borgmatic/commands/convert_config.py b/borgmatic/commands/convert_config.py
index 8f645c0..77735bf 100644
--- a/borgmatic/commands/convert_config.py
+++ b/borgmatic/commands/convert_config.py
@@ -11,6 +11,7 @@ from borgmatic.config import convert, generate, legacy, validate
 
 
 DEFAULT_SOURCE_CONFIG_FILENAME = '/etc/borgmatic/config'
+# TODO: Fold excludes into the YAML config file.
 DEFAULT_SOURCE_EXCLUDES_FILENAME = '/etc/borgmatic/excludes'
 DEFAULT_DESTINATION_CONFIG_FILENAME = '/etc/borgmatic/config.yaml'
 
@@ -37,7 +38,7 @@ def parse_arguments(*arguments):
     return parser.parse_args(arguments)
 
 
-def main():
+def main():  # pragma: no cover
     try:
         args = parse_arguments(*sys.argv[1:])
         source_config = legacy.parse_configuration(args.source_filename, legacy.CONFIG_FORMAT)
diff --git a/borgmatic/commands/generate_config.py b/borgmatic/commands/generate_config.py
index f326d6a..0f04740 100644
--- a/borgmatic/commands/generate_config.py
+++ b/borgmatic/commands/generate_config.py
@@ -29,7 +29,7 @@ def parse_arguments(*arguments):
     return parser.parse_args(arguments)
 
 
-def main():
+def main():  # pragma: no cover
     try:
         args = parse_arguments(*sys.argv[1:])
 
diff --git a/borgmatic/tests/integration/commands/test_convert_config.py b/borgmatic/tests/integration/commands/test_convert_config.py
new file mode 100644
index 0000000..b2bc32b
--- /dev/null
+++ b/borgmatic/tests/integration/commands/test_convert_config.py
@@ -0,0 +1,14 @@
+from borgmatic.commands import convert_config as module
+
+
+def test_parse_arguments_with_no_arguments_uses_defaults():
+    parser = module.parse_arguments()
+
+    assert parser.source_filename == module.DEFAULT_SOURCE_CONFIG_FILENAME
+    assert parser.destination_filename == module.DEFAULT_DESTINATION_CONFIG_FILENAME
+
+def test_parse_arguments_with_filename_arguments_overrides_defaults():
+    parser = module.parse_arguments('--source', 'config', '--destination', 'config.yaml')
+
+    assert parser.source_filename == 'config'
+    assert parser.destination_filename == 'config.yaml'
diff --git a/borgmatic/tests/integration/commands/test_generate_config.py b/borgmatic/tests/integration/commands/test_generate_config.py
new file mode 100644
index 0000000..b9b4db0
--- /dev/null
+++ b/borgmatic/tests/integration/commands/test_generate_config.py
@@ -0,0 +1,12 @@
+from borgmatic.commands import generate_config as module
+
+
+def test_parse_arguments_with_no_arguments_uses_defaults():
+    parser = module.parse_arguments()
+
+    assert parser.destination_filename == module.DEFAULT_DESTINATION_CONFIG_FILENAME
+
+def test_parse_arguments_with_filename_argument_overrides_defaults():
+    parser = module.parse_arguments('--destination', 'config.yaml')
+
+    assert parser.destination_filename == 'config.yaml'