From f73d98bbef42980d6e5abf78bce23df9fd01ff58 Mon Sep 17 00:00:00 2001
From: Charlie <ctbushman@gmail.com>
Date: Wed, 20 Aug 2025 16:09:56 -0400
Subject: [PATCH] Return archive path from main

---
 seqBackupLib/backup.py |  5 +++--
 test/test_backup.py    | 30 +++++++++++++++++++++++++++++-
 2 files changed, 32 insertions(+), 3 deletions(-)

diff --git a/seqBackupLib/backup.py b/seqBackupLib/backup.py
index d183a8c..f9745a0 100644
--- a/seqBackupLib/backup.py
+++ b/seqBackupLib/backup.py
@@ -111,6 +111,8 @@ def backup_fastq(
     with open(md5_out_fp, "w") as md5_out:
         [md5_out.write("\t".join(md5) + "\n") for md5 in md5s]
 
+    return write_dir
+
 
 def main(argv=None):
     parser = argparse.ArgumentParser(description="Backs up fastq files")
@@ -143,8 +145,7 @@ def main(argv=None):
         help="Minimum file size to register in bytes",
     )
     args = parser.parse_args(argv)
-
-    backup_fastq(
+    return backup_fastq(
         args.forward_reads,
         args.destination_dir,
         args.sample_sheet,
diff --git a/test/test_backup.py b/test/test_backup.py
index c3d9ee3..b571898 100644
--- a/test/test_backup.py
+++ b/test/test_backup.py
@@ -1,6 +1,11 @@
 import pytest
 from pathlib import Path
-from seqBackupLib.backup import backup_fastq, build_fp_to_archive, return_md5
+from seqBackupLib.backup import (
+    backup_fastq,
+    build_fp_to_archive,
+    return_md5,
+    main,
+)
 
 
 def test_build_fp_to_archive():
@@ -104,3 +109,26 @@ def test_backup_fastq_without_lane(tmp_path, full_miseq_dir):
     out_dir = raw / "250407_M03543_0443_000000000-DTHBL_L001"
     assert (out_dir / "Undetermined_S0_L001_R1_001.fastq.gz").is_file()
     assert (out_dir / "Undetermined_S0_L001_R2_001.fastq.gz").is_file()
+
+
+def test_main_returns_archive_path(tmp_path, full_miseq_dir):
+    raw = tmp_path / "raw_reads"
+    raw.mkdir(parents=True, exist_ok=True)
+    sample_sheet_fp = full_miseq_dir / "sample_sheet.csv"
+
+    out_dir = main(
+        [
+            "--forward-reads",
+            str(full_miseq_dir / "Undetermined_S0_L001_R1_001.fastq.gz"),
+            "--destination-dir",
+            str(raw),
+            "--sample-sheet",
+            str(sample_sheet_fp),
+            "--min-file-size",
+            "100",
+        ]
+    )
+
+    expected_dir = raw / "250407_M03543_0443_000000000-DTHBL_L001"
+    assert out_dir == expected_dir
+    assert expected_dir.is_dir()