test: add tests for cli (#948)

* test: add tests for cli

* tests: add tests for cli

* [pre-commit.ci] auto fixes from pre-commit.com hooks

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---------

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

Author: sansyrox

integration_tests/test_cli.py

@@ -0,0 +1,50 @@
+from unittest.mock import MagicMock, patch
+
+from robyn.cli import create_robyn_app, docs, run, start_app_normally, start_dev_server
+
+
+# Unit tests
+def test_create_robyn_app():
+    with patch("robyn.cli.prompt") as mock_prompt:
+        mock_prompt.return_value = {
+            "directory": "test_dir",
+            "docker": "N",
+            "project_type": "no-db",
+        }
+        with patch("robyn.cli.os.makedirs") as mock_makedirs:
+            with patch("robyn.cli.shutil.copytree") as mock_copytree, patch("robyn.os.remove") as _mock_remove:
+                create_robyn_app()
+                mock_makedirs.assert_called_once()
+                mock_copytree.assert_called_once()
+
+
+def test_docs():
+    with patch("robyn.cli.webbrowser.open") as mock_open:
+        docs()
+        mock_open.assert_called_once_with("https://robyn.tech")
+
+
+def test_start_dev_server():
+    config = MagicMock()
+    config.dev = True
+    with patch("robyn.cli.setup_reloader") as mock_setup_reloader:
+        start_dev_server(config, "test_file.py")
+        mock_setup_reloader.assert_called_once()
+
+
+def test_start_app_normally():
+    config = MagicMock()
+    config.dev = False
+    config.parser.parse_known_args.return_value = (MagicMock(), [])
+    with patch("robyn.cli.subprocess.run") as mock_run:
+        start_app_normally(config)
+        mock_run.assert_called_once()
+
+
+# Integration tests
+def test_run_create():
+    with patch("robyn.cli.Config") as mock_config:
+        mock_config.return_value.create = True
+        with patch("robyn.cli.create_robyn_app") as mock_create:
+            run()
+            mock_create.assert_called_once()