Create test_nuitka_binary.py

tests/test_nuitka_binary.py

@@ -0,0 +1,74 @@
+import os
+import pytest
+import subprocess
+
+
+@pytest.fixture
+def command_runner():
+    """
+    A pytest fixture to simplify running commands.  This is a helper
+    function that you can use in multiple tests.
+    """
+    def _run_command(command_list, check=True):
+        """
+        Runs a command and returns the result.
+
+        Args:
+            command_list (list): A list of strings representing the command
+                and its arguments (e.g., ["python", "my_script.py", "arg1"]).
+            check (bool, optional):  If True, raise an exception if the
+                command returns a non-zero exit code.  Defaults to True.
+
+        Returns:
+            subprocess.CompletedProcess: The result of the command.
+        """
+        return subprocess.run(
+            command_list,
+            capture_output=True,
+            text=True,
+            check=check,
+        )
+    return _run_command
+
+
+def test_nuitka_binary():
+    """
+    Tests the creation and execution of a Nuitka-compiled binary.
+    """
+    nuitka_command = [
+        "python", "-m", "nuitka",
+        "--no-deployment-flag=self-execution",
+        "--onefile",
+        "--include-data-file=./Whatsapp_Chat_Exporter/whatsapp.html=./Whatsapp_Chat_Exporter/whatsapp.html",
+        "--assume-yes-for-downloads",
+        "--follow-imports",
+        "Whatsapp_Chat_Exporter/__main__.py",
+        "--output-filename=wtsexporter.exe" # use .exe on all platforms for compatibility
+    ]
+    
+    compile_result = subprocess.run(
+        nuitka_command,
+        capture_output=True,
+        text=True,
+        check=True
+    )
+    print(f"Nuitka compilation output: {compile_result.stdout}")
+
+    binary_path = "wtsexporter.exe"
+    assert os.path.exists(binary_path), f"Binary {binary_path} was not created."
+
+    try:
+        execute_result = subprocess.run(
+            [binary_path, "--help"],
+            capture_output=True,
+            text=True,
+            check=True,
+        )
+        print(f"Binary execution output: {execute_result.stdout}")
+        assert "usage:" in execute_result.stdout.lower(), "Binary did not produce expected help output."
+    except subprocess.CalledProcessError as e:
+        print(f"Binary execution failed with error: {e.stderr}")
+        raise
+    finally:
+        if os.path.exists(binary_path):
+            os.remove(binary_path)