def METHOD_NAME():
    assert combined
    assert hasattr(combined, 'exports')
    assert isinstance(combined.exports, dict)
    assert combined.exports
    assert len(combined.exports) == 7
    assert sorted(combined.exports.keys()) == sorted([
        '/home/utcs/shared/ro', '/home/insights/shared/rw',
        '/home/insights/shared/special/all/mail',
        '/home/insights/ins/special/all/config', '/home/example', '/mnt/work',
        '/mnt/backup'
    ])
    for path, hosts in nfs_exportsf.data.items():
        assert hosts == combined.exports[path]
    assert sorted(combined.exports['/home/insights/shared/rw'].keys()) == sorted([
        '@group', 'ins1.example.com', 'ins2.example.com', 'ins4.example.com'
    ])
    assert hasattr(combined, 'ignored_exports')
    assert isinstance(combined.ignored_exports, dict)
    assert combined.ignored_exports
    assert len(combined.ignored_exports) == 2
    assert sorted(combined.ignored_exports.keys()) == sorted([
        '/home/insights/shared/rw', '/home/example'
    ])
    assert hasattr(combined, 'raw_lines')
    assert isinstance(combined.raw_lines, dict)
    assert combined.raw_lines
    assert combined.raw_lines.keys() == combined.exports.keys()
    # Lines from only the exports file:
    assert combined.raw_lines['/home/utcs/shared/ro'] == {
        '/etc/exports': [
            '/home/utcs/shared/ro                    @group(ro,sync)   ins1.example.com(rw,sync,no_root_squash) ins2.example.com(rw,sync,no_root_squash)'
        ]
    }
    # Lines from only the exports.d file:
    assert combined.raw_lines['/mnt/backup'] == {
        '/etc/exports.d/mnt.exports': [
            '/mnt/backup     10.0.0.0/24(rw,sync,no_root_squash)'
        ],
    }
    # Lines from both the exports and exports.d files:
    assert combined.raw_lines['/home/insights/shared/rw'] == {
        '/etc/exports': [
            '/home/insights/shared/rw                @group(rw,sync)   ins1.example.com(rw,sync,no_root_squash) ins2.example.com(ro,sync,no_root_squash)',
        ],
        '/etc/exports.d/mnt.exports': [
            '/home/insights/shared/rw ins4.example.com(rw,sync,no_root_squash)',
            '/home/insights/shared/rw ins1.example.com(rw,sync,no_root_squash)',
            '/home/insights/shared/rw ins2.example.com(rw,sync,no_root_squash)'
        ]
    }