feat: add git commit subcommand

tests/commands/test_git/test_commit.py

@@ -0,0 +1,59 @@
+import subprocess
+
+import pytest
+
+from halig.commands.git.commit import GitCommitCommand
+from halig.settings import Settings
+
+
+@pytest.fixture
+def command(settings: Settings):
+    return GitCommitCommand(settings)
+
+
+def test_repo_is_not_initialized(settings):
+    """Given that settings.notebooks_root_path is not a git repo, assert that the command
+    initializes the repo upon instantiation"""
+
+    assert not (settings.notebooks_root_path / ".git").is_dir()
+    GitCommitCommand(settings)
+    assert (settings.notebooks_root_path / ".git").is_dir()
+
+
+def test_repo_is_initialized(settings):
+    """Manually initialize a repo in settings.notebooks_root_path and check that the command instantiation
+    is not reinitializing it"""
+
+    p = subprocess.Popen(["git", "init"], cwd=settings.notebooks_root_path)
+    p.wait()
+    assert (settings.notebooks_root_path / ".git").is_dir()
+    GitCommitCommand(settings)
+    assert (settings.notebooks_root_path / ".git").is_dir()
+
+
+def test_run(settings, command, faker):
+    """Create a bunch of .age and non-.age files and assert that all .age files are added to git and that the commit
+    message is set"""
+
+    for _ in range(10):
+        random_file = settings.notebooks_root_path / f"{faker.word()}.txt"
+        random_file.touch()
+
+    for _ in range(10):
+        random_age_file = settings.notebooks_root_path / f"{faker.word()}.age"
+        random_age_file.touch()
+
+    command.run()
+    assert settings.notebooks_root_path / ".git" / "index"
+    assert settings.notebooks_root_path / ".git" / "index" / "stage"
+
+    assert command.message in command.repo.git.log("--pretty=oneline").splitlines()[0]
+
+    assert "nothing added to commit but untracked files present (use \"git add\" to track)" in command.repo.git.status()
+    assert ".age" not in command.repo.git.status()
+
+
+def test_custom_commit_message(settings, command, faker):
+    command.message = faker.word()
+    command.run()
+    assert command.message in command.repo.git.log("--pretty=oneline").splitlines()[0]