コード例 #1
0
    def setUp(self):
        """Set up data for use in unit tests."""
        self.cmd = TableValidator()
        self.min_sparse_otu = json.loads(min_sparse_otu)
        self.rich_sparse_otu = json.loads(rich_sparse_otu)
        self.rich_dense_otu = json.loads(rich_dense_otu)
        self.min_dense_otu = json.loads(min_dense_otu)
        self.to_remove = []

        cur_path = os.path.split(os.path.abspath(__file__))[0]
        examples_path = os.path.join(cur_path.rsplit('/', 3)[0], 'examples')
        self.hdf5_file_valid = os.path.join(examples_path,
                                            'min_sparse_otu_table_hdf5.biom')
        self.hdf5_file_valid_md = os.path.join(examples_path,
                                               ('rich_sparse_otu_table_hdf5'
                                                '.biom'))
コード例 #2
0
    def setUp(self):
        """Set up data for use in unit tests."""
        self.cmd = TableValidator()
        self.min_sparse_otu = json.loads(min_sparse_otu)
        self.rich_sparse_otu = json.loads(rich_sparse_otu)
        self.rich_dense_otu = json.loads(rich_dense_otu)
        self.min_dense_otu = json.loads(min_dense_otu)
        self.to_remove = []

        cur_path = os.path.split(os.path.abspath(__file__))[0]
        examples_path = os.path.join(cur_path.rsplit('/', 2)[0], 'examples')
        self.hdf5_file_valid = os.path.join(examples_path,
                                            'min_sparse_otu_table_hdf5.biom')
        self.hdf5_file_valid_md = os.path.join(examples_path,
                                               ('rich_sparse_otu_table_hdf5'
                                                '.biom'))
コード例 #3
0
class TableValidatorTests(TestCase):

    def setUp(self):
        """Set up data for use in unit tests."""
        self.cmd = TableValidator()
        self.min_sparse_otu = json.loads(min_sparse_otu)
        self.rich_sparse_otu = json.loads(rich_sparse_otu)
        self.rich_dense_otu = json.loads(rich_dense_otu)
        self.min_dense_otu = json.loads(min_dense_otu)
        self.to_remove = []

        cur_path = os.path.split(os.path.abspath(__file__))[0]
        examples_path = os.path.join(cur_path.rsplit('/', 2)[0], 'examples')
        self.hdf5_file_valid = os.path.join(examples_path,
                                            'min_sparse_otu_table_hdf5.biom')
        self.hdf5_file_valid_md = os.path.join(examples_path,
                                               ('rich_sparse_otu_table_hdf5'
                                                '.biom'))

    def tearDown(self):
        for f in self.to_remove:
            os.remove(f)

    @npt.dec.skipif(HAVE_H5PY == False, msg='H5PY is not installed')
    def test_valid_hdf5_metadata_v210(self):
        exp = {'valid_table': True, 'report_lines': []}
        obs = self.cmd(table=self.hdf5_file_valid,
                       format_version='2.1')
        self.assertEqual(obs, exp)
        obs = self.cmd(table=self.hdf5_file_valid_md,
                       format_version='2.1')
        self.assertEqual(obs, exp)

    @npt.dec.skipif(HAVE_H5PY == False, msg='H5PY is not installed')
    def test_valid_hdf5_metadata_v200(self):
        pass  # omitting, not a direct way to test at this time using the repo

    @npt.dec.skipif(HAVE_H5PY == False, msg='H5PY is not installed')
    def test_valid_hdf5(self):
        """Test a valid HDF5 table"""
        exp = {'valid_table': True,
               'report_lines': []}

        obs = self.cmd(table=self.hdf5_file_valid)
        self.assertEqual(obs, exp)

    @npt.dec.skipif(HAVE_H5PY == False, msg='H5PY is not installed')
    def test_invalid_hdf5(self):
        """Test an invalid HDF5 table"""
        exp = {'valid_table': False,
               'report_lines': ["Missing attribute: 'creation-date'"]}

        copy(self.hdf5_file_valid, 'invalid.hdf5')
        self.to_remove.append('invalid.hdf5')

        f = h5py.File('invalid.hdf5', 'a')
        del f.attrs['creation-date']

        f.close()
        obs = self.cmd(table='invalid.hdf5')
        self.assertEqual(obs, exp)

    def test_valid(self):
        """Correctly validates a table that is indeed... valid."""
        exp = {'valid_table': True, 'report_lines': []}

        f = open('valid_test1', 'w')
        f.write(json.dumps(self.min_sparse_otu))
        f.close()
        self.to_remove.append('valid_test1')

        obs = self.cmd(table='valid_test1')
        self.assertEqual(obs, exp)

        f = open('valid_test2', 'w')
        f.write(json.dumps(self.rich_sparse_otu))
        f.close()
        self.to_remove.append('valid_test2')

        obs = self.cmd(table='valid_test2')
        self.assertEqual(obs, exp)

        # Soldier, report!!
        f = open('valid_test3', 'w')
        f.write(json.dumps(self.rich_sparse_otu))
        f.close()
        self.to_remove.append('valid_test3')

        obs = self.cmd(table='valid_test3', detailed_report=True)
        self.assertTrue(obs['valid_table'])
        self.assertTrue(len(obs['report_lines']) > 0)

    def test_invalid(self):
        """Correctly invalidates a table that is... invalid."""
        del self.min_sparse_otu['date']
        exp = {'valid_table': False, 'report_lines': ["Missing field: 'date'"]}

        f = open('invalid_test1', 'w')
        f.write(json.dumps(self.min_sparse_otu))
        f.close()
        self.to_remove.append('invalid_test1')

        obs = self.cmd(table='invalid_test1')
        self.assertEqual(obs, exp)

        self.rich_dense_otu['shape'][1] = 42
        exp = {'valid_table': False,
               'report_lines': ['Incorrect number of cols: [0, 0, 1, 0, 0, 0]',
                                "Number of columns in 'columns' is not equal "
                                "to 'shape'"]}

        f = open('invalid_test2', 'w')
        f.write(json.dumps(self.rich_dense_otu))
        f.close()
        self.to_remove.append('invalid_test2')

        obs = self.cmd(table='invalid_test2')
        self.assertEqual(obs, exp)

    def test_valid_format_url(self):
        """validates format url"""
        table = self.min_sparse_otu

        obs = self.cmd._valid_format_url(table)
        self.assertTrue(len(obs) == 0)

        table['format_url'] = 'foo'
        obs = self.cmd._valid_format_url(table)
        self.assertTrue(len(obs) > 0)

    def test_is_int(self):
        self.assertTrue(self.cmd._is_int(3))

        self.assertFalse(self.cmd._is_int(3.5))

        # checking with numpy dtypes
        self.assertFalse(self.cmd._is_int(np.float64(3)))
        self.assertFalse(self.cmd._is_int(np.float32(3)))

        self.assertTrue(self.cmd._is_int(np.int64(3)))
        self.assertTrue(self.cmd._is_int(np.int32(3)))
        self.assertTrue(self.cmd._is_int(np.int16(3)))

    def test_valid_format(self):
        """Should match format string"""
        table = self.min_sparse_otu

        self.cmd._format_version = '1.0.0'
        obs = self.cmd._valid_format(table)
        self.assertTrue(len(obs) == 0)

        table['format'] = 'foo'
        obs = self.cmd._valid_format(table)
        self.assertTrue(len(obs) > 0)

    def test_valid_type(self):
        """Should be valid table type"""
        table = self.min_sparse_otu

        table['type'] = 'otu table'  # should not be case sensitive
        obs = self.cmd._valid_type(table)
        self.assertTrue(len(obs) == 0)

        table['type'] = 'Pathway table'
        obs = self.cmd._valid_type(table)
        self.assertTrue(len(obs) == 0)

        table['type'] = 'Function table'
        obs = self.cmd._valid_type(table)
        self.assertTrue(len(obs) == 0)

        table['type'] = 'Ortholog table'
        obs = self.cmd._valid_type(table)
        self.assertTrue(len(obs) == 0)

        table['type'] = 'Gene table'
        obs = self.cmd._valid_type(table)
        self.assertTrue(len(obs) == 0)

        table['type'] = 'Metabolite table'
        obs = self.cmd._valid_type(table)
        self.assertTrue(len(obs) == 0)

        table['type'] = 'OTU table'
        obs = self.cmd._valid_type(table)
        self.assertTrue(len(obs) == 0)

        table['type'] = 'Taxon table'
        obs = self.cmd._valid_type(table)
        self.assertTrue(len(obs) == 0)

        table['type'] = 'foo'
        obs = self.cmd._valid_type(table)
        self.assertTrue(len(obs) > 0)

    def test_valid_generated_by(self):
        """Should have some string for generated by"""
        table = self.min_sparse_otu
        obs = self.cmd._valid_generated_by(table)
        self.assertTrue(len(obs) == 0)

        table['generated_by'] = None
        obs = self.cmd._valid_generated_by(table)
        self.assertTrue(len(obs) > 0)

    def test_valid_nullable_id(self):
        """Should just work."""
        pass

    def test_valid_metadata(self):
        """Can be nullable or an object"""
        table = self.min_sparse_otu

        table['rows'][2]['metadata'] = None
        obs = self.cmd._valid_metadata(table['rows'][2])
        self.assertTrue(len(obs) == 0)

        table['rows'][2]['metadata'] = {10: 20}
        obs = self.cmd._valid_metadata(table['rows'][2])
        self.assertTrue(len(obs) == 0)

        table['rows'][2]['metadata'] = ""
        obs = self.cmd._valid_metadata(table['rows'][2])
        self.assertTrue(len(obs) > 0)

        table['rows'][2]['metadata'] = "asdasda"
        obs = self.cmd._valid_metadata(table['rows'][2])
        self.assertTrue(len(obs) > 0)

        table['rows'][2]['metadata'] = [{'a': 'b'}, {'c': 'd'}]
        obs = self.cmd._valid_metadata(table['rows'][2])
        self.assertTrue(len(obs) > 0)

    def test_valid_matrix_type(self):
        """Make sure we have a valid matrix type"""
        obs = self.cmd._valid_matrix_type(self.min_dense_otu)
        self.assertTrue(len(obs) == 0)

        obs = self.cmd._valid_matrix_type(self.min_sparse_otu)
        self.assertTrue(len(obs) == 0)

        table = self.min_dense_otu

        table['matrix_type'] = 'spARSe'
        obs = self.cmd._valid_matrix_type(table)
        self.assertTrue(len(obs) > 0)

        table['matrix_type'] = 'sparse_asdasd'
        obs = self.cmd._valid_matrix_type(table)
        self.assertTrue(len(obs) > 0)

    def test_valid_matrix_element_type(self):
        """Make sure we have a valid matrix type"""
        table = self.min_sparse_otu

        obs = self.cmd._valid_matrix_element_type(table)
        self.assertTrue(len(obs) == 0)

        table['matrix_element_type'] = u'int'
        obs = self.cmd._valid_matrix_element_type(table)
        self.assertTrue(len(obs) == 0)

        table['matrix_element_type'] = 'float'
        obs = self.cmd._valid_matrix_element_type(table)
        self.assertTrue(len(obs) == 0)

        table['matrix_element_type'] = u'float'
        obs = self.cmd._valid_matrix_element_type(table)
        self.assertTrue(len(obs) == 0)

        table['matrix_element_type'] = 'str'
        obs = self.cmd._valid_matrix_element_type(table)
        self.assertTrue(len(obs) == 0)

        table['matrix_element_type'] = u'str'
        obs = self.cmd._valid_matrix_element_type(table)
        self.assertTrue(len(obs) == 0)

        table['matrix_element_type'] = 'obj'
        obs = self.cmd._valid_matrix_element_type(table)
        self.assertTrue(len(obs) > 0)

        table['matrix_element_type'] = u'asd'
        obs = self.cmd._valid_matrix_element_type(table)
        self.assertTrue(len(obs) > 0)

    def test_valid_datetime(self):
        """Make sure we have a datetime stamp"""
        table = self.min_sparse_otu

        obs = self.cmd._valid_datetime(table)
        self.assertTrue(len(obs) == 0)

        table['date'] = "1999-11-11T10:11:12"
        obs = self.cmd._valid_datetime(table)
        self.assertTrue(len(obs) == 0)

    def test_valid_sparse_data(self):
        """Takes a sparse matrix field and validates"""
        table = self.min_sparse_otu

        obs = self.cmd._valid_sparse_data(table)
        self.assertTrue(len(obs) == 0)

        # incorrect type
        table['matrix_element_type'] = 'float'
        obs = self.cmd._valid_sparse_data(table)
        self.assertTrue(len(obs) > 0)

        # not balanced
        table['matrix_element_type'] = 'int'
        table['data'][5] = [0, 10]
        obs = self.cmd._valid_sparse_data(table)
        self.assertTrue(len(obs) > 0)

        # odd type for index
        table['data'][5] = [1.2, 5, 10]
        obs = self.cmd._valid_sparse_data(table)
        self.assertTrue(len(obs) > 0)

    def test_valid_dense_data(self):
        """Takes a dense matrix field and validates"""
        table = self.min_dense_otu

        obs = self.cmd._valid_dense_data(table)
        self.assertTrue(len(obs) == 0)

        # incorrect type
        table['matrix_element_type'] = 'float'
        obs = self.cmd._valid_dense_data(table)
        self.assertTrue(len(obs) > 0)

        # not balanced
        table['matrix_element_type'] = 'int'
        table['data'][1] = [0, 10]
        obs = self.cmd._valid_dense_data(table)
        self.assertTrue(len(obs) > 0)

        # bad type in a field
        table['data'][1] = [5, 1, 0, 2.3, 3, 1]
        obs = self.cmd._valid_dense_data(table)
        self.assertTrue(len(obs) > 0)

    def test_valid_shape(self):
        """validates shape information"""
        obs = self.cmd._valid_shape(self.min_sparse_otu)
        self.assertTrue(len(obs) == 0)

        obs = self.cmd._valid_shape(self.rich_sparse_otu)
        self.assertTrue(len(obs) == 0)

        bad_shape = self.min_sparse_otu.copy()
        bad_shape['shape'] = ['asd', 10]
        obs = self.cmd._valid_shape(bad_shape)
        self.assertTrue(len(obs) > 0)

    def test_valid_rows(self):
        """validates rows: field"""
        table = self.rich_dense_otu

        obs = self.cmd._valid_rows(table)
        self.assertTrue(len(obs) == 0)

        table['rows'][0]['id'] = ""
        obs = self.cmd._valid_rows(table)
        self.assertTrue(len(obs) > 0)

        table['rows'][0]['id'] = None
        obs = self.cmd._valid_rows(table)
        self.assertTrue(len(obs) > 0)

        del table['rows'][0]['id']
        obs = self.cmd._valid_rows(table)
        self.assertTrue(len(obs) > 0)

        table['rows'][0]['id'] = 'asd'
        table['rows'][0]['metadata'] = None
        obs = self.cmd._valid_rows(table)
        self.assertTrue(len(obs) == 0)

        # since this is an OTU table, metadata is a required key
        del table['rows'][0]['metadata']
        obs = self.cmd._valid_rows(table)
        self.assertTrue(len(obs) > 0)

    def test_valid_columns(self):
        """validates table:columns: fields"""
        table = self.rich_dense_otu

        obs = self.cmd._valid_columns(table)
        self.assertTrue(len(obs) == 0)

        table['columns'][0]['id'] = ""
        obs = self.cmd._valid_columns(table)
        self.assertTrue(len(obs) > 0)

        table['columns'][0]['id'] = None
        obs = self.cmd._valid_columns(table)
        self.assertTrue(len(obs) > 0)

        del table['columns'][0]['id']
        obs = self.cmd._valid_columns(table)
        self.assertTrue(len(obs) > 0)

        table['columns'][0]['id'] = 'asd'
        table['columns'][0]['metadata'] = None
        obs = self.cmd._valid_columns(table)
        self.assertTrue(len(obs) == 0)

        # since this is an OTU table, metadata is a required key
        del table['columns'][0]['metadata']
        obs = self.cmd._valid_columns(table)
        self.assertTrue(len(obs) > 0)

    def test_valid_data(self):
        """validates data: fields"""
        # the burden of validating data is passed on to valid_sparse_data
        # and valid_dense_data
        table = self.rich_sparse_otu

        obs = self.cmd._valid_data(table)
        self.assertTrue(len(obs) == 0)

        table['matrix_type'] = 'foo'
        obs = self.cmd._valid_data(table)
        self.assertTrue(len(obs) > 0)
コード例 #4
0
class TableValidatorTests(TestCase):
    def setUp(self):
        """Set up data for use in unit tests."""
        self.cmd = TableValidator()
        self.min_sparse_otu = json.loads(min_sparse_otu)
        self.rich_sparse_otu = json.loads(rich_sparse_otu)
        self.rich_dense_otu = json.loads(rich_dense_otu)
        self.min_dense_otu = json.loads(min_dense_otu)
        self.to_remove = []

        cur_path = os.path.split(os.path.abspath(__file__))[0]
        examples_path = os.path.join(cur_path.rsplit('/', 3)[0], 'examples')
        self.hdf5_file_valid = os.path.join(examples_path,
                                            'min_sparse_otu_table_hdf5.biom')
        self.hdf5_file_valid_md = os.path.join(examples_path,
                                               ('rich_sparse_otu_table_hdf5'
                                                '.biom'))

    def tearDown(self):
        for f in self.to_remove:
            os.remove(f)

    @npt.dec.skipif(HAVE_H5PY is False, msg='H5PY is not installed')
    def test_valid_hdf5_metadata_v210(self):
        exp = {'valid_table': True, 'report_lines': []}
        obs = self.cmd(table=self.hdf5_file_valid, format_version='2.1')
        self.assertEqual(obs, exp)
        obs = self.cmd(table=self.hdf5_file_valid_md, format_version='2.1')
        self.assertEqual(obs, exp)

    @npt.dec.skipif(HAVE_H5PY is False, msg='H5PY is not installed')
    def test_valid_hdf5_metadata_v200(self):
        pass  # omitting, not a direct way to test at this time using the repo

    @npt.dec.skipif(HAVE_H5PY is False, msg='H5PY is not installed')
    def test_valid_hdf5(self):
        """Test a valid HDF5 table"""
        exp = {'valid_table': True, 'report_lines': []}

        obs = self.cmd(table=self.hdf5_file_valid)
        self.assertEqual(obs, exp)

    @npt.dec.skipif(HAVE_H5PY is False, msg='H5PY is not installed')
    def test_invalid_hdf5(self):
        """Test an invalid HDF5 table"""
        exp = {
            'valid_table': False,
            'report_lines': ["Missing attribute: 'creation-date'"]
        }

        copy(self.hdf5_file_valid, 'invalid.hdf5')
        self.to_remove.append('invalid.hdf5')

        f = h5py.File('invalid.hdf5', 'a')
        del f.attrs['creation-date']

        f.close()
        obs = self.cmd(table='invalid.hdf5')
        self.assertEqual(obs, exp)

    def test_valid(self):
        """Correctly validates a table that is indeed... valid."""
        exp = {'valid_table': True, 'report_lines': []}

        f = open('valid_test1', 'w')
        f.write(json.dumps(self.min_sparse_otu))
        f.close()
        self.to_remove.append('valid_test1')

        obs = self.cmd(table='valid_test1')
        self.assertEqual(obs, exp)

        f = open('valid_test2', 'w')
        f.write(json.dumps(self.rich_sparse_otu))
        f.close()
        self.to_remove.append('valid_test2')

        obs = self.cmd(table='valid_test2')
        self.assertEqual(obs, exp)

        # Soldier, report!!
        f = open('valid_test3', 'w')
        f.write(json.dumps(self.rich_sparse_otu))
        f.close()
        self.to_remove.append('valid_test3')

        obs = self.cmd(table='valid_test3')
        self.assertTrue(obs['valid_table'])

    def test_invalid(self):
        """Correctly invalidates a table that is... invalid."""
        del self.min_sparse_otu['date']
        exp = {'valid_table': False, 'report_lines': ["Missing field: 'date'"]}

        f = open('invalid_test1', 'w')
        f.write(json.dumps(self.min_sparse_otu))
        f.close()
        self.to_remove.append('invalid_test1')

        obs = self.cmd(table='invalid_test1')
        self.assertEqual(obs, exp)

        self.rich_dense_otu['shape'][1] = 42
        exp = {
            'valid_table':
            False,
            'report_lines': [
                'Incorrect number of cols: [0, 0, 1, 0, 0, 0]',
                "Number of columns in 'columns' is not equal "
                "to 'shape'"
            ]
        }

        f = open('invalid_test2', 'w')
        f.write(json.dumps(self.rich_dense_otu))
        f.close()
        self.to_remove.append('invalid_test2')

        obs = self.cmd(table='invalid_test2')
        self.assertEqual(obs, exp)

    def test_valid_format_url(self):
        """validates format url"""
        table = self.min_sparse_otu

        obs = self.cmd._valid_format_url(table)
        self.assertTrue(len(obs) == 0)

        table['format_url'] = 'foo'
        obs = self.cmd._valid_format_url(table)
        self.assertTrue(len(obs) > 0)

    def test_is_int(self):
        self.assertTrue(self.cmd._is_int(3))

        self.assertFalse(self.cmd._is_int(3.5))

        # checking with numpy dtypes
        self.assertFalse(self.cmd._is_int(np.float64(3)))
        self.assertFalse(self.cmd._is_int(np.float32(3)))

        self.assertTrue(self.cmd._is_int(np.int64(3)))
        self.assertTrue(self.cmd._is_int(np.int32(3)))
        self.assertTrue(self.cmd._is_int(np.int16(3)))

    def test_valid_format(self):
        """Should match format string"""
        table = self.min_sparse_otu

        self.cmd._format_version = '1.0.0'
        obs = self.cmd._valid_format(table)
        self.assertTrue(len(obs) == 0)

        table['format'] = 'foo'
        obs = self.cmd._valid_format(table)
        self.assertTrue(len(obs) > 0)

    def test_valid_type(self):
        """Should be valid table type"""
        table = self.min_sparse_otu

        table['type'] = 'otu table'  # should not be case sensitive
        obs = self.cmd._valid_type(table)
        self.assertTrue(len(obs) == 0)

        table['type'] = 'Pathway table'
        obs = self.cmd._valid_type(table)
        self.assertTrue(len(obs) == 0)

        table['type'] = 'Function table'
        obs = self.cmd._valid_type(table)
        self.assertTrue(len(obs) == 0)

        table['type'] = 'Ortholog table'
        obs = self.cmd._valid_type(table)
        self.assertTrue(len(obs) == 0)

        table['type'] = 'Gene table'
        obs = self.cmd._valid_type(table)
        self.assertTrue(len(obs) == 0)

        table['type'] = 'Metabolite table'
        obs = self.cmd._valid_type(table)
        self.assertTrue(len(obs) == 0)

        table['type'] = 'OTU table'
        obs = self.cmd._valid_type(table)
        self.assertTrue(len(obs) == 0)

        table['type'] = 'Taxon table'
        obs = self.cmd._valid_type(table)
        self.assertTrue(len(obs) == 0)

        table['type'] = 'foo'
        obs = self.cmd._valid_type(table)
        self.assertTrue(len(obs) > 0)

    def test_valid_generated_by(self):
        """Should have some string for generated by"""
        table = self.min_sparse_otu
        obs = self.cmd._valid_generated_by(table)
        self.assertTrue(len(obs) == 0)

        table['generated_by'] = None
        obs = self.cmd._valid_generated_by(table)
        self.assertTrue(len(obs) > 0)

    def test_valid_nullable_id(self):
        """Should just work."""
        pass

    def test_valid_metadata(self):
        """Can be nullable or an object"""
        table = self.min_sparse_otu

        table['rows'][2]['metadata'] = None
        obs = self.cmd._valid_metadata(table['rows'][2])
        self.assertTrue(len(obs) == 0)

        table['rows'][2]['metadata'] = {10: 20}
        obs = self.cmd._valid_metadata(table['rows'][2])
        self.assertTrue(len(obs) == 0)

        table['rows'][2]['metadata'] = ""
        obs = self.cmd._valid_metadata(table['rows'][2])
        self.assertTrue(len(obs) > 0)

        table['rows'][2]['metadata'] = "asdasda"
        obs = self.cmd._valid_metadata(table['rows'][2])
        self.assertTrue(len(obs) > 0)

        table['rows'][2]['metadata'] = [{'a': 'b'}, {'c': 'd'}]
        obs = self.cmd._valid_metadata(table['rows'][2])
        self.assertTrue(len(obs) > 0)

    def test_valid_matrix_type(self):
        """Make sure we have a valid matrix type"""
        obs = self.cmd._valid_matrix_type(self.min_dense_otu)
        self.assertTrue(len(obs) == 0)

        obs = self.cmd._valid_matrix_type(self.min_sparse_otu)
        self.assertTrue(len(obs) == 0)

        table = self.min_dense_otu

        table['matrix_type'] = 'spARSe'
        obs = self.cmd._valid_matrix_type(table)
        self.assertTrue(len(obs) > 0)

        table['matrix_type'] = 'sparse_asdasd'
        obs = self.cmd._valid_matrix_type(table)
        self.assertTrue(len(obs) > 0)

    def test_valid_matrix_element_type(self):
        """Make sure we have a valid matrix type"""
        table = self.min_sparse_otu

        obs = self.cmd._valid_matrix_element_type(table)
        self.assertTrue(len(obs) == 0)

        table['matrix_element_type'] = u'int'
        obs = self.cmd._valid_matrix_element_type(table)
        self.assertTrue(len(obs) == 0)

        table['matrix_element_type'] = 'float'
        obs = self.cmd._valid_matrix_element_type(table)
        self.assertTrue(len(obs) == 0)

        table['matrix_element_type'] = u'float'
        obs = self.cmd._valid_matrix_element_type(table)
        self.assertTrue(len(obs) == 0)

        table['matrix_element_type'] = 'str'
        obs = self.cmd._valid_matrix_element_type(table)
        self.assertTrue(len(obs) == 0)

        table['matrix_element_type'] = u'str'
        obs = self.cmd._valid_matrix_element_type(table)
        self.assertTrue(len(obs) == 0)

        table['matrix_element_type'] = 'obj'
        obs = self.cmd._valid_matrix_element_type(table)
        self.assertTrue(len(obs) > 0)

        table['matrix_element_type'] = u'asd'
        obs = self.cmd._valid_matrix_element_type(table)
        self.assertTrue(len(obs) > 0)

    def test_valid_datetime(self):
        """Make sure we have a datetime stamp"""
        table = self.min_sparse_otu

        obs = self.cmd._valid_datetime(table)
        self.assertTrue(len(obs) == 0)

        table['date'] = "1999-11-11T10:11:12"
        obs = self.cmd._valid_datetime(table)
        self.assertTrue(len(obs) == 0)

    def test_valid_sparse_data(self):
        """Takes a sparse matrix field and validates"""
        table = self.min_sparse_otu

        obs = self.cmd._valid_sparse_data(table)
        self.assertTrue(len(obs) == 0)

        # incorrect type
        table['matrix_element_type'] = 'float'
        obs = self.cmd._valid_sparse_data(table)
        self.assertTrue(len(obs) > 0)

        # not balanced
        table['matrix_element_type'] = 'int'
        table['data'][5] = [0, 10]
        obs = self.cmd._valid_sparse_data(table)
        self.assertTrue(len(obs) > 0)

        # odd type for index
        table['data'][5] = [1.2, 5, 10]
        obs = self.cmd._valid_sparse_data(table)
        self.assertTrue(len(obs) > 0)

    def test_valid_dense_data(self):
        """Takes a dense matrix field and validates"""
        table = self.min_dense_otu

        obs = self.cmd._valid_dense_data(table)
        self.assertTrue(len(obs) == 0)

        # incorrect type
        table['matrix_element_type'] = 'float'
        obs = self.cmd._valid_dense_data(table)
        self.assertTrue(len(obs) > 0)

        # not balanced
        table['matrix_element_type'] = 'int'
        table['data'][1] = [0, 10]
        obs = self.cmd._valid_dense_data(table)
        self.assertTrue(len(obs) > 0)

        # bad type in a field
        table['data'][1] = [5, 1, 0, 2.3, 3, 1]
        obs = self.cmd._valid_dense_data(table)
        self.assertTrue(len(obs) > 0)

    def test_valid_shape(self):
        """validates shape information"""
        obs = self.cmd._valid_shape(self.min_sparse_otu)
        self.assertTrue(len(obs) == 0)

        obs = self.cmd._valid_shape(self.rich_sparse_otu)
        self.assertTrue(len(obs) == 0)

        bad_shape = self.min_sparse_otu.copy()
        bad_shape['shape'] = ['asd', 10]
        obs = self.cmd._valid_shape(bad_shape)
        self.assertTrue(len(obs) > 0)

    def test_valid_rows(self):
        """validates rows: field"""
        table = self.rich_dense_otu

        obs = self.cmd._valid_rows(table)
        self.assertTrue(len(obs) == 0)

        table['rows'][0]['id'] = ""
        obs = self.cmd._valid_rows(table)
        self.assertTrue(len(obs) > 0)

        table['rows'][0]['id'] = None
        obs = self.cmd._valid_rows(table)
        self.assertTrue(len(obs) > 0)

        del table['rows'][0]['id']
        obs = self.cmd._valid_rows(table)
        self.assertTrue(len(obs) > 0)

        table['rows'][0]['id'] = 'asd'
        table['rows'][0]['metadata'] = None
        obs = self.cmd._valid_rows(table)
        self.assertTrue(len(obs) == 0)

        # since this is an OTU table, metadata is a required key
        del table['rows'][0]['metadata']
        obs = self.cmd._valid_rows(table)
        self.assertTrue(len(obs) > 0)

    def test_valid_columns(self):
        """validates table:columns: fields"""
        table = self.rich_dense_otu

        obs = self.cmd._valid_columns(table)
        self.assertTrue(len(obs) == 0)

        table['columns'][0]['id'] = ""
        obs = self.cmd._valid_columns(table)
        self.assertTrue(len(obs) > 0)

        table['columns'][0]['id'] = None
        obs = self.cmd._valid_columns(table)
        self.assertTrue(len(obs) > 0)

        del table['columns'][0]['id']
        obs = self.cmd._valid_columns(table)
        self.assertTrue(len(obs) > 0)

        table['columns'][0]['id'] = 'asd'
        table['columns'][0]['metadata'] = None
        obs = self.cmd._valid_columns(table)
        self.assertTrue(len(obs) == 0)

        # since this is an OTU table, metadata is a required key
        del table['columns'][0]['metadata']
        obs = self.cmd._valid_columns(table)
        self.assertTrue(len(obs) > 0)

    def test_valid_data(self):
        """validates data: fields"""
        # the burden of validating data is passed on to valid_sparse_data
        # and valid_dense_data
        table = self.rich_sparse_otu

        obs = self.cmd._valid_data(table)
        self.assertTrue(len(obs) == 0)

        table['matrix_type'] = 'foo'
        obs = self.cmd._valid_data(table)
        self.assertTrue(len(obs) > 0)