tests: new tests for dotenv and paths with spaces

test.py

@@ -1,21 +1,23 @@
 import json
 import subprocess
 import unittest
+from pathlib import Path
+from tempfile import TemporaryDirectory
 
 
 # ufbt invokation & json status output
-def ufbt_status() -> dict:
+def ufbt_status(cwd=None) -> dict:
     # Call "ufbt status --json" and return the parsed json
     try:
-        status = subprocess.check_output(["ufbt", "status", "--json"])
+        status = subprocess.check_output(["ufbt", "status", "--json"], cwd=cwd)
     except subprocess.CalledProcessError as e:
         status = e.output
     return json.loads(status)
 
 
-def ufbt_exec(args):
+def ufbt_exec(args, cwd=None):
     # Call "ufbt" with the given args and return the parsed json
-    return subprocess.check_output(["ufbt"] + args)
+    return subprocess.check_output(["ufbt"] + args, cwd=cwd)
 
 
 # Test initial deployment
@@ -84,3 +86,74 @@ def test_target_mode_switches(self):
         ufbt_exec(["update"])
         status = ufbt_status()
         self.assertEqual(previous_status, status)
+
+    def test_dotenv_basic(self):
+        ufbt_exec(["clean"])
+        status = ufbt_status()
+        self.assertEqual(status.get("error"), "SDK is not deployed")
+
+        ufbt_exec(["update", "-t", "f7"])
+        status = ufbt_status()
+        self.assertEqual(status.get("target"), "f7")
+        self.assertEqual(status.get("mode"), "channel")
+        self.assertEqual(status.get("details", {}).get("channel"), "release")
+
+        with TemporaryDirectory() as tmpdir:
+            local_dir = Path(tmpdir) / "local_env"
+            local_dir.mkdir(exist_ok=False)
+
+            ufbt_exec(["dotenv_create"], cwd=local_dir)
+            status = ufbt_status(cwd=local_dir)
+            self.assertEqual(status.get("target"), None)
+            self.assertIn(
+                str(local_dir.absolute()), str(Path(status.get("state_dir")).absolute())
+            )
+            self.assertEqual(status.get("error"), "SDK is not deployed")
+
+            ufbt_exec(["update", "-b", "dev"], cwd=local_dir)
+            status = ufbt_status(cwd=local_dir)
+            self.assertEqual(status.get("target"), "f7")
+            self.assertEqual(status.get("mode"), "branch")
+            self.assertEqual(status.get("details", {}).get("branch", ""), "dev")
+
+        status = ufbt_status()
+        self.assertEqual(status.get("target"), "f7")
+        self.assertEqual(status.get("mode"), "channel")
+
+    def test_dotenv_notoolchain(self):
+        with TemporaryDirectory() as tmpdir:
+            local_dir = Path(tmpdir) / "local_env"
+            local_dir.mkdir(exist_ok=False)
+
+            ufbt_exec(["dotenv_create"], cwd=local_dir)
+            status = ufbt_status(cwd=local_dir)
+
+            toolchain_path_local = status.get("toolchain_dir", "")
+            self.assertTrue(Path(toolchain_path_local).is_symlink())
+
+            # 2nd env
+            local_dir2 = Path(tmpdir) / "local_env2"
+            local_dir2.mkdir(exist_ok=False)
+
+            ufbt_exec(["dotenv_create", "--no-link-toolchain"], cwd=local_dir2)
+            status = ufbt_status(cwd=local_dir2)
+
+            toolchain_path_local2 = status.get("toolchain_dir", "")
+            self.assertFalse(Path(toolchain_path_local2).exists())
+
+    def test_path_with_spaces(self):
+        ufbt_exec(["clean"])
+        status = ufbt_status()
+        self.assertEqual(status.get("error"), "SDK is not deployed")
+
+        with TemporaryDirectory() as tmpdir:
+            local_dir = Path(tmpdir) / "path with spaces"
+            local_dir.mkdir(exist_ok=False)
+
+            ufbt_exec(["dotenv_create"], cwd=local_dir)
+            ufbt_exec(["update"], cwd=local_dir)
+            status = ufbt_status(cwd=local_dir)
+            self.assertNotIn("error", status)
+
+            ufbt_exec(["create", "APPID=myapp"], cwd=local_dir)
+            ufbt_exec(["faps"], cwd=local_dir)