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Map Python int to JSON Schema integer #153

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Map Python int to JSON Schema integer #153

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4 changes: 3 additions & 1 deletion dargs/json_schema.py
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Original file line number Diff line number Diff line change
Expand Up @@ -147,7 +147,9 @@ def _convert_types(T: type | Any | None) -> str:
return "null"
elif T is str:
return "string"
elif T in (int, float):
elif T is int:
return "integer"
elif T is float:
return "number"
elif T is bool:
return "boolean"
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12 changes: 10 additions & 2 deletions tests/test_json_schema.py
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Original file line number Diff line number Diff line change
Expand Up @@ -3,8 +3,9 @@
import json
import unittest

from jsonschema import validate
from jsonschema import ValidationError, validate

from dargs import Argument
from dargs.json_schema import _convert_types, generate_json_schema

from .dpmdargs import example_json_str, gen_args
Expand All @@ -18,7 +19,7 @@ def test_json_schema(self) -> None:
validate(data, schema)

def test_convert_types(self) -> None:
self.assertEqual(_convert_types(int), "number")
self.assertEqual(_convert_types(int), "integer")
self.assertEqual(_convert_types(str), "string")
self.assertEqual(_convert_types(float), "number")
self.assertEqual(_convert_types(bool), "boolean")
Expand All @@ -28,3 +29,10 @@ def test_convert_types(self) -> None:
self.assertEqual(_convert_types(dict), "object")
with self.assertRaises(ValueError):
_convert_types(set)

def test_integer_argument_rejects_fractional_numbers(self) -> None:
"""Generated integer schemas match dargs' runtime int validation."""
schema = generate_json_schema(Argument("count", int))
validate(1, schema)
with self.assertRaises(ValidationError):
validate(1.5, schema)
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