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df09dd064e
* Can now supply only the Schema file name to test its loading, without needing to supply a test data file as well. * Added some status output, so it's more obvious when things worked.
34 lines
941 B
Python
34 lines
941 B
Python
"""Check if a file's JSON message passes the given schema."""
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import simplejson
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import sys
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from jsonschema import FormatChecker, ValidationError
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from jsonschema import validate as json_validate
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if len(sys.argv) < 2:
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print(
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f"""
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Usage: {sys.argv[0]} <schema file name> [<test data file name>]
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Note that the entire file will be loaded by simpljson.load() and should
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only contain one JSON object.
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"""
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)
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sys.exit(-1)
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schema_file_name = sys.argv[1]
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test_file_name = None
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if len(sys.argv) == 3:
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test_file_name = sys.argv[2]
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with open(schema_file_name, 'r') as schema_file:
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schema = simplejson.load(schema_file)
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print('Schema file loaded OK...')
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if test_file_name is not None:
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with open(test_file_name, 'r') as test_file:
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test_event = simplejson.load(test_file)
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json_validate(test_event, schema, format_checker=FormatChecker())
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print('Input file validated against schema OK.')
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