Jsonschema test validator.

jsonschemaTestValidator.py

import jsonschema
import json
import nose.tools

def test_schema_generator():
    test_setup_data = [
        {"schema": "../schema/1.0/build-manifest.json", "tests": "build-manifest-validtests.json", "assert_function": nose.tools.assert_true},
        {"schema": "../schema/1.0/build-manifest.json", "tests": "build-manifest-invalidtests.json", "assert_function": nose.tools.assert_false}]

    for test_setup in test_setup_data:
        with open(test_setup["schema"]) as schemaf, open(test_setup["tests"]) as testf:
            schema = json.loads(schemaf.read())
            test_data = json.loads(testf.read())

            for test in test_data:
                yield validator, test_setup["assert_function"], test, schema


def validator(assert_function, data, schema):
    """
    assert_function - function used to assert results
    schema_filename - the name of the schema file to run the test against
    test_filename - the name of the file with the test
    """
    jsonschema.Draft4Validator.check_schema(schema)
    jsonvalidator = jsonschema.Draft4Validator(schema)
    assert_function(jsonvalidator.is_valid(data), "\n\t" + "\n\t".join(str(error) for error in jsonvalidator.iter_errors(data)))