| 570 | |
| 571 | |
| 572 | def test_to_json() -> None: |
| 573 | class Model(BaseModel): |
| 574 | foo: Optional[str] = Field(alias="FOO", default=None) |
| 575 | |
| 576 | m = Model(FOO="hello") |
| 577 | assert json.loads(m.to_json()) == {"FOO": "hello"} |
| 578 | assert json.loads(m.to_json(use_api_names=False)) == {"foo": "hello"} |
| 579 | |
| 580 | if PYDANTIC_V2: |
| 581 | assert m.to_json(indent=None) == '{"FOO":"hello"}' |
| 582 | else: |
| 583 | assert m.to_json(indent=None) == '{"FOO": "hello"}' |
| 584 | |
| 585 | m2 = Model() |
| 586 | assert json.loads(m2.to_json()) == {} |
| 587 | assert json.loads(m2.to_json(exclude_unset=False)) == {"FOO": None} |
| 588 | assert json.loads(m2.to_json(exclude_unset=False, exclude_none=True)) == {} |
| 589 | assert json.loads(m2.to_json(exclude_unset=False, exclude_defaults=True)) == {} |
| 590 | |
| 591 | m3 = Model(FOO=None) |
| 592 | assert json.loads(m3.to_json()) == {"FOO": None} |
| 593 | assert json.loads(m3.to_json(exclude_none=True)) == {} |
| 594 | |
| 595 | if not PYDANTIC_V2: |
| 596 | with pytest.raises(ValueError, match="warnings is only supported in Pydantic v2"): |
| 597 | m.to_json(warnings=False) |
| 598 | |
| 599 | |
| 600 | def test_forwards_compat_model_dump_json_method() -> None: |