implement env manager (#6)

* add EnvManager class

* holds all functions that are env file related

* integrates runner dependency resolution

* add integration and unit tests for EnvManager

Reviewed-on: local-it-infrastructure/e2e_tests#6
Co-authored-by: Daniel <d.brummerloh@gmail.com>
Co-committed-by: Daniel <d.brummerloh@gmail.com>

src/dir_manager.py

@@ -0,0 +1,65 @@
+from pathlib import Path
+
+
+class DirManager:
+    """Manages directories for the tests and should be used to create and find
+    and use the correct directories.
+
+    The structures is as follows:
+    tests dir/
+        session_dir-1/
+            records
+            results
+            states
+        session_dir-2/
+            records
+            ...
+    """
+
+    def __init__(self, output_dir: Path | str, session_id: str):
+        # root test dir
+        if isinstance(output_dir, str):
+            output_dir = Path(output_dir)
+        self.output_dir = output_dir.resolve()
+        self.session_id = session_id
+
+    def create_all_dirs(self) -> None:
+        dirs: list[Path] = [
+            self.OUTPUT_DIR,
+            self.SESSION,
+            self.RECORDS,
+            self.HTML,
+            self.STATES,
+            self.ENV_FILES,
+            self.RESULTS,
+        ]
+        for d in dirs:
+            d.mkdir(exist_ok=True)
+
+    @property
+    def OUTPUT_DIR(self):
+        return self.output_dir
+
+    @property
+    def SESSION(self):
+        return self.OUTPUT_DIR / f"test-{self.session_id}"
+
+    @property
+    def RECORDS(self):
+        return self.SESSION / "records"
+
+    @property
+    def HTML(self):
+        return self.RECORDS / "html"
+
+    @property
+    def STATES(self):
+        return self.SESSION / "states"
+
+    @property
+    def ENV_FILES(self):
+        return self.STATES / "env_files"
+
+    @property
+    def RESULTS(self):
+        return self.SESSION / "results"