Function TestOpenReader

reader_internal_test.go:286–414

nolint:funlen

(t *testing.T)

//nolint:funlen
func TestOpenReader(t *testing.T) {
	t.Parallel()

	tables := []struct {
		name string
		fs   func(tb testing.TB) afero.Fs
		err  error
	}{
		{
			name: "ok",
			fs: func(tb testing.TB) afero.Fs {
				tb.Helper()

				info := newMockFileInfo(tb)
				info.On("Size").Return(int64(100)).Twice()

				one := newMockFile(tb)
				one.On("Stat").Return(info, nil).Once()
				one.On("Close").Return(nil).Once()

				two := newMockFile(tb)
				two.On("Stat").Return(info, nil).Once()
				two.On("Close").Return(nil).Once()

				fs := newMockFs(tb)
				fs.On("Open", "filename.7z.001").Return(one, nil).Once()
				fs.On("Open", "filename.7z.002").Return(two, nil).Once()
				fs.On("Open", "filename.7z.003").Return(nil, iofs.ErrNotExist).Once()

				return fs
			},
		},
		{
			name: "first open error",
			fs: func(tb testing.TB) afero.Fs {
				tb.Helper()

				fs := newMockFs(tb)
				fs.On("Open", "filename.7z.001").Return(nil, iofs.ErrPermission).Once()

				return fs
			},
			err: iofs.ErrPermission,
		},
		{
			name: "first stat error",
			fs: func(tb testing.TB) afero.Fs {
				tb.Helper()

				one := newMockFile(tb)
				one.On("Stat").Return(nil, iofs.ErrPermission).Once()
				one.On("Close").Return(nil).Once()

				fs := newMockFs(tb)
				fs.On("Open", "filename.7z.001").Return(one, nil).Once()

				return fs
			},