(t *testing.T)
| 379 | } |
| 380 | |
| 381 | func TestReadFileFromHEAD(t *testing.T) { |
| 382 | t.Run("reads a committed file with pre-computed root", func(t *testing.T) { |
| 383 | gitRoot, err := FindGitRoot() |
| 384 | require.NoError(t, err, "must be inside a git repository") |
| 385 | |
| 386 | content, err := ReadFileFromHEAD(filepath.Join(gitRoot, "go.mod"), gitRoot) |
| 387 | require.NoError(t, err, "go.mod should be readable from HEAD with pre-computed root") |
| 388 | assert.NotEmpty(t, content, "go.mod content should not be empty") |
| 389 | assert.Contains(t, content, "module ", "go.mod should contain a module declaration") |
| 390 | }) |
| 391 | |
| 392 | t.Run("returns error for path outside git root", func(t *testing.T) { |
| 393 | gitRoot, err := FindGitRoot() |
| 394 | require.NoError(t, err, "must be inside a git repository") |
| 395 | |
| 396 | outsidePath := filepath.Join(t.TempDir(), "file.yml") |
| 397 | _, err = ReadFileFromHEAD(outsidePath, gitRoot) |
| 398 | require.Error(t, err, "should fail for a file outside the git root") |
| 399 | assert.Contains(t, err.Error(), "outside the git repository root", "error should mention path is outside repo") |
| 400 | }) |
| 401 | |
| 402 | t.Run("returns error for empty gitRoot", func(t *testing.T) { |
| 403 | _, err := ReadFileFromHEAD("some/file.yml", "") |
| 404 | require.Error(t, err, "should fail when gitRoot is empty") |
| 405 | assert.Contains(t, err.Error(), "gitRoot must not be empty", "error should mention empty gitRoot") |
| 406 | }) |
| 407 | } |
nothing calls this directly
no test coverage detected