From d726a097b02ebbb09003df4b6f1cd5837d575282 Mon Sep 17 00:00:00 2001
From: jo <ljonas@riseup.net>
Date: Mon, 10 Oct 2022 12:17:39 +0200
Subject: [PATCH] test(analyzer): fix wrong bit_rate values

Mutagen >=1.46 properly compute the bit_rate for wav files.
---
 analyzer/tests/fixtures/__init__.py              | 8 ++++----
 analyzer/tests/pipeline/analyze_metadata_test.py | 7 +++++++
 2 files changed, 11 insertions(+), 4 deletions(-)

diff --git a/analyzer/tests/fixtures/__init__.py b/analyzer/tests/fixtures/__init__.py
index 32560c83f..b6265a371 100644
--- a/analyzer/tests/fixtures/__init__.py
+++ b/analyzer/tests/fixtures/__init__.py
@@ -201,7 +201,7 @@ FILES_TAGGED = [
         here / "s1-mono-tagged.wav",
         {
             **meta,
-            "bit_rate": approx(96000, abs=1e2),
+            "bit_rate": approx(768000, abs=1e2),
             "channels": 1,
             "mime": "audio/wav",
         },
@@ -210,7 +210,7 @@ FILES_TAGGED = [
         here / "s1-stereo-tagged.wav",
         {
             **meta,
-            "bit_rate": approx(384000, abs=1e2),
+            "bit_rate": approx(1536000, abs=1e2),
             "channels": 2,
             "mime": "audio/wav",
         },
@@ -333,7 +333,7 @@ FILES_TAGGED += [
         here / "s1-mono-tagged-utf8.wav",
         {
             **meta,
-            "bit_rate": approx(96000, abs=1e2),
+            "bit_rate": approx(768000, abs=1e2),
             "channels": 1,
             "mime": "audio/wav",
         },
@@ -342,7 +342,7 @@ FILES_TAGGED += [
         here / "s1-stereo-tagged-utf8.wav",
         {
             **meta,
-            "bit_rate": approx(384000, abs=1e2),
+            "bit_rate": approx(1536000, abs=1e2),
             "channels": 2,
             "mime": "audio/wav",
         },
diff --git a/analyzer/tests/pipeline/analyze_metadata_test.py b/analyzer/tests/pipeline/analyze_metadata_test.py
index f0598d672..35827bad7 100644
--- a/analyzer/tests/pipeline/analyze_metadata_test.py
+++ b/analyzer/tests/pipeline/analyze_metadata_test.py
@@ -1,5 +1,6 @@
 from pathlib import Path
 
+import distro
 import pytest
 
 from libretime_analyzer.pipeline.analyze_metadata import analyze_metadata
@@ -27,6 +28,12 @@ def test_analyze_metadata(filepath: Path, metadata: dict):
     del metadata["length"]
     del found["length"]
 
+    # Mutagen <1.46 computes a wrong bit_rate for wav files, this version
+    # of mutagen is only installed on bionic (python <3.7)
+    if filepath.suffix == ".wav" and distro.codename() == "bionic":
+        del metadata["bit_rate"]
+        del found["bit_rate"]
+
     # mp3,ogg,flac files does not support comments yet
     if not filepath.suffix == ".m4a":
         if "comment" in metadata: