[FIX] Prevents TextWrapper output truncation when not a TTY

CHANGELOG.md

@@ -10,6 +10,7 @@ and this project (partially) adheres to [Semantic Versioning](https://semver.org
 - CHANGELOG.md file
 
 ### Changed
+- Prevent text truncation when writing output to a pipe
 - `distro` & `netifaces` Python dependencies are now "frozen" to allow upstream breakages
 
 ## [v4.11.0] - 2021-03-21

archey/output.py

@@ -3,11 +3,11 @@ Output class file.
 It supports entries lazy-insertion, logo detection, and final printing.
 """
 
-from textwrap import TextWrapper
-from shutil import get_terminal_size
-
 import os
+import sys
 
+from shutil import get_terminal_size
+from textwrap import TextWrapper
 from typing import Type
 
 from archey.api import API
@@ -101,8 +101,14 @@ class Output:
             self._logo[0:0] = colored_empty_line * (-height_diff // 2)
             self._logo.extend(colored_empty_line * (len(self._results) - len(self._logo)))
 
+        # When writing to a pipe (for instance), prevent `TextWrapper` from truncating output.
+        if not sys.stdout.isatty():
+            text_width = float('inf')
+        else:
+            text_width = get_terminal_size().columns - logo_width
+
         text_wrapper = TextWrapper(
-            width=(get_terminal_size().columns - logo_width),
+            width=text_width,
             expand_tabs=False,
             replace_whitespace=False,
             drop_whitespace=False,

archey/test/test_archey_output.py

@@ -295,12 +295,16 @@ FAKE_COLOR 22\x1b[0m\
             ]
         )
     )
+    @patch(
+        'archey.output.sys.stdout.isatty',
+        return_value=True
+    )
     @patch('archey.output.get_terminal_size')
     @patch(
         'archey.output.print',
         return_value=None  # Let's nastily mute class' outputs.
     )
-    def test_line_wrapping(self, print_mock, termsize_mock, _, __, ___):
+    def test_line_wrapping(self, print_mock, termsize_mock, _, __, ___, ____):
         """Test how the `output` method handles wrapping lines that are too long"""
         output = Output()