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100 lines
3.8 KiB
Python
100 lines
3.8 KiB
Python
"""Validator tests for the user-configurable temperature / fan presets."""
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import pytest
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from pydantic import ValidationError
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from backend.app.schemas.settings import AppSettingsUpdate
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# (field_name, valid_payload, range_lo, range_hi)
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PRESET_FIELDS = [
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("nozzle_temp_presets", "[120, 220, 260]", 0, 320),
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("bed_temp_presets", "[55, 75, 90]", 0, 140),
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("chamber_temp_presets", "[35, 45, 60]", 0, 60),
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("fan_speed_presets", "[50, 75, 100]", 0, 100),
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]
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@pytest.mark.parametrize("field,valid,lo,hi", PRESET_FIELDS)
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def test_valid_triple_round_trips(field, valid, lo, hi):
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update = AppSettingsUpdate(**{field: valid})
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assert getattr(update, field) == valid
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@pytest.mark.parametrize("field,_valid,_lo,_hi", PRESET_FIELDS)
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def test_empty_string_means_use_defaults(field, _valid, _lo, _hi):
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update = AppSettingsUpdate(**{field: ""})
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assert getattr(update, field) == ""
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@pytest.mark.parametrize("field,_valid,_lo,_hi", PRESET_FIELDS)
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def test_missing_field_is_optional(field, _valid, _lo, _hi):
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# Updates are PATCH-style; omitting the field shouldn't trigger the validator.
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update = AppSettingsUpdate()
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assert getattr(update, field) is None
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@pytest.mark.parametrize("field,_valid,_lo,_hi", PRESET_FIELDS)
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def test_malformed_json_rejected(field, _valid, _lo, _hi):
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with pytest.raises(ValidationError) as exc:
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AppSettingsUpdate(**{field: "not json"})
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assert field in str(exc.value)
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@pytest.mark.parametrize("field,_valid,_lo,_hi", PRESET_FIELDS)
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def test_non_array_rejected(field, _valid, _lo, _hi):
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with pytest.raises(ValidationError) as exc:
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AppSettingsUpdate(**{field: '{"a": 1}'})
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assert "array of exactly 3 integers" in str(exc.value)
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@pytest.mark.parametrize("field,_valid,_lo,_hi", PRESET_FIELDS)
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@pytest.mark.parametrize("bad_payload", ["[]", "[100]", "[100, 200]", "[100, 200, 300, 400]"])
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def test_wrong_length_rejected(field, _valid, _lo, _hi, bad_payload):
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with pytest.raises(ValidationError) as exc:
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AppSettingsUpdate(**{field: bad_payload})
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assert "array of exactly 3 integers" in str(exc.value)
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@pytest.mark.parametrize("field,_valid,_lo,_hi", PRESET_FIELDS)
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def test_float_entries_rejected(field, _valid, _lo, _hi):
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with pytest.raises(ValidationError) as exc:
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AppSettingsUpdate(**{field: "[1.5, 2.0, 3.0]"})
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assert "must all be integers" in str(exc.value)
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@pytest.mark.parametrize("field,_valid,_lo,_hi", PRESET_FIELDS)
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def test_string_entries_rejected(field, _valid, _lo, _hi):
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with pytest.raises(ValidationError) as exc:
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AppSettingsUpdate(**{field: '["120", "220", "260"]'})
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assert "must all be integers" in str(exc.value)
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@pytest.mark.parametrize("field,_valid,lo,hi", PRESET_FIELDS)
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def test_below_range_rejected(field, _valid, lo, hi):
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bad = f"[{lo - 1}, {lo}, {lo}]"
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with pytest.raises(ValidationError) as exc:
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AppSettingsUpdate(**{field: bad})
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assert f"[{lo}, {hi}]" in str(exc.value)
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@pytest.mark.parametrize("field,_valid,lo,hi", PRESET_FIELDS)
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def test_above_range_rejected(field, _valid, lo, hi):
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bad = f"[{hi}, {hi}, {hi + 1}]"
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with pytest.raises(ValidationError) as exc:
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AppSettingsUpdate(**{field: bad})
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assert f"[{lo}, {hi}]" in str(exc.value)
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@pytest.mark.parametrize("field,_valid,lo,hi", PRESET_FIELDS)
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def test_range_bounds_inclusive(field, _valid, lo, hi):
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"""Both endpoints lo and hi must be accepted (inclusive bounds)."""
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update = AppSettingsUpdate(**{field: f"[{lo}, {hi}, {hi}]"})
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assert getattr(update, field) == f"[{lo}, {hi}, {hi}]"
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def test_booleans_rejected_even_though_python_treats_them_as_ints():
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"""`isinstance(True, int)` is True in Python — explicit guard required."""
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with pytest.raises(ValidationError) as exc:
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AppSettingsUpdate(nozzle_temp_presets="[true, 220, 260]")
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assert "must all be integers" in str(exc.value)
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