Add: Extend git.log to allow setting a pretty format

Allow formatting git log output.

pontos/git/git.py

@@ -524,16 +524,26 @@ def checkout(
 
  self.exec(*args)
 
- def log(self, *log_args: str, oneline: Optional[bool] = None) -> List[str]:
+ def log(
+ self,
+ *log_args: str,
+ oneline: Optional[bool] = None,
+ format: Optional[str] = None,
+ ) -> List[str]:
  """
  Get log of a git repository
 
  Args:
+ format: Pretty format the output.
  log_args: Additional arguments for git log
  oneline: Print the abbreviated commit id and commit message in one
  line per commit
  """
  args = ["log"]
+
+ if format:
+ args.append(f"--format={format}")
+
  if oneline:
  args.append("--oneline")
 

tests/git/test_git.py

@@ -556,6 +556,25 @@ def test_log_with_oneline(self, exec_git_mock):
  self.assertEqual(logs[0], "50f9963 Add CircleCI config for pontos")
  self.assertEqual(logs[5], "464f24d Initial commit")
 
+ @patch("pontos.git.git.exec_git")
+ def test_log_with_format(self, exec_git_mock):
+ exec_git_mock.return_value = """Add CircleCI config for pontos
+Rename to pontos only
+Update README for installation and development
+Update README
+Add a draft for a README.md document
+Initial commit"""
+
+ git = Git()
+ logs = git.log(format="format:%s")
+
+ exec_git_mock.assert_called_once_with(
+ "log", "--format=format:%s", cwd=None
+ )
+
+ self.assertEqual(logs[0], "Add CircleCI config for pontos")
+ self.assertEqual(logs[5], "Initial commit")
+
  @patch("pontos.git.git.exec_git")
  def test_rev_list(self, exec_git_mock):
  git = Git()