test(bump): refactor test_multiplt_versions_to_bump through file_regression

Author: Lee-W

tests/test_bump_update_version_in_files.py

@@ -267,13 +267,13 @@ def test_file_version_inconsistent_error(
     assert expected_msg in str(excinfo.value)
 
 
-def test_multiplt_versions_to_bump(multiple_versions_to_update_poetry_lock):
+def test_multiplt_versions_to_bump(
+    multiple_versions_to_update_poetry_lock, file_regression
+):
     old_version = "1.2.9"
     new_version = "1.2.10"
     location = f"{multiple_versions_to_update_poetry_lock}:version"
 
     bump.update_version_in_files(old_version, new_version, [location])
     with open(multiple_versions_to_update_poetry_lock, "r") as f:
-        data = f.read()
-        assert len(re.findall(old_version, data)) == 0
-        assert len(re.findall(new_version, data)) == 2
+        file_regression.check(f.read(), extension=".toml")

tests/test_bump_update_version_in_files/test_multiplt_versions_to_bump.toml

@@ -0,0 +1,28 @@
+
+[[package]]
+name = "to-update-1"
+version = "1.2.10"
+
+[[package]]
+name = "not-to-update"
+version = "1.3.3"
+
+[[package]]
+name = "not-to-update"
+version = "1.3.3"
+
+[[package]]
+name = "not-to-update"
+version = "1.3.3"
+
+[[package]]
+name = "not-to-update"
+version = "1.3.3"
+
+[[package]]
+name = "not-to-update"
+version = "1.3.3"
+
+[[package]]
+name = "to-update-2"
+version = "1.2.10"