Python make_field Examples

Example #1

File: test_make_field.py Project: chop-dbhi/data-models-django

def test_decimal_precision_scale_defaults():

    field_json = {'type': 'decimal', 'name': 'decimal', 'precision': 0,
                  'scale': 0}
    field = make_field(field_json, {}, [])
    assert field.max_digits == 20
    assert field.decimal_places == 10

Example #2

File: test_make_field.py Project: chop-dbhi/data-models-django

def test_decimal_precision_scale():

    field_json = {'type': 'decimal', 'name': 'decimal', 'precision': 50,
                  'scale': 15}
    field = make_field(field_json, {}, [])
    assert field.max_digits == 50
    assert field.decimal_places == 15

Example #3

File: test_make_field.py Project: chop-dbhi/data-models-django

def test_foreign_key():

    field_json = {'type': 'integer', 'name': 'integer'}
    constraint_json = {'foreign_keys': [{'source_table': 'test',
                                         'source_field': 'integer',
                                         'target_table': 'other',
                                         'target_field': 'field'}]}
    field = make_field(field_json, constraint_json, [])
    assert isinstance(field, ForeignKey)
    assert field.to_fields[0] == 'field'
    assert field.related_query_name() == 'test_integer_set'

Example #4

File: test_make_field.py Project: chop-dbhi/data-models-django

def test_types():

    fields_json = [
        {'type': 'integer', 'name': 'integer'},
        {'type': 'number', 'name': 'number', 'precision': 10, 'scale': 5},
        {'type': 'decimal', 'name': 'decimal', 'precision': 10, 'scale': 5},
        {'type': 'float', 'name': 'float'},
        {'type': 'string', 'name': 'string', 'length': 128},
        {'type': 'date', 'name': 'date'},
        {'type': 'datetime', 'name': 'datetime'},
        {'type': 'timestamp', 'name': 'timestamp'},
        {'type': 'time', 'name': 'time'},
        {'type': 'text', 'name': 'text'},
        {'type': 'clob', 'name': 'clob'},
        {'type': 'boolean', 'name': 'boolean'},
        {'type': 'blob', 'name': 'blob'}
    ]

    field_types = [
        IntegerField,
        DecimalField,
        DecimalField,
        FloatField,
        CharField,
        DateField,
        DateTimeField,
        DateTimeField,
        TimeField,
        TextField,
        TextField,
        BooleanField,
        BinaryField
    ]

    for i in range(len(fields_json)):
        field = make_field(fields_json[i], {}, [])
        assert isinstance(field, field_types[i])

Example #5

File: test_make_field.py Project: chop-dbhi/data-models-django

def test_unique():

    field_json = {'type': 'integer', 'name': 'integer'}
    constraint_json = {'uniques': [{'fields': ['integer']}]}
    field = make_field(field_json, constraint_json, [])
    assert field.unique

Example #6

File: test_make_field.py Project: chop-dbhi/data-models-django

def test_primary_key():

    field_json = {'type': 'integer', 'name': 'integer'}
    constraint_json = {'primary_keys': [{'fields': ['integer']}]}
    field = make_field(field_json, constraint_json, [])
    assert field.primary_key

Example #7

File: test_make_field.py Project: chop-dbhi/data-models-django

def test_char_default_length():

    field_json = {'type': 'string', 'name': 'string', 'length': 0}
    field = make_field(field_json, {}, [])
    assert field.max_length == 255

Example #8

File: test_make_field.py Project: chop-dbhi/data-models-django

def test_index():

    field_json = {'type': 'integer', 'name': 'integer'}
    index_json = [{'fields': ['integer']}]
    field = make_field(field_json, {}, index_json)
    assert field.db_index