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fix: accept null values as valid for positive/negative validators #2986

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fix: accept null values as valid for positive/negative validators #2986

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fd0454d
Accept NaN as valid
cromoteca Dec 10, 2024
1376322
Merge branch 'main' into fix/2826/PositiveOrZero-annotation-should-no…
Lodin Dec 11, 2024
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10 changes: 6 additions & 4 deletions packages/ts/lit-form/src/Validators.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -268,7 +268,8 @@ export class Negative<T> extends AbstractValidator<T> {
}

override validate(value: T): boolean {
return toFloat(String(value)) < 0;
const fv = toFloat(String(value));
return isNaN(fv) || fv < 0;
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}

readonly name = 'Negative';
Expand All @@ -280,7 +281,7 @@ export class NegativeOrZero<T> extends AbstractValidator<T> {
}

override validate(value: T): boolean {
return toFloat(String(value)) <= 0;
return (toFloat(String(value)) || 0) <= 0;
}

readonly name = 'NegativeOrZero';
Expand All @@ -292,7 +293,8 @@ export class Positive<T> extends AbstractValidator<T> {
}

override validate(value: T): boolean {
return toFloat(String(value)) > 0;
const fv = toFloat(String(value));
return isNaN(fv) || fv > 0;
}

readonly name = 'Positive';
Expand All @@ -304,7 +306,7 @@ export class PositiveOrZero<T> extends AbstractValidator<T> {
}

override validate(value: T): boolean {
return toFloat(String(value)) >= 0;
return (toFloat(String(value)) || 0) >= 0;
}

readonly name = 'PositiveOrZero';
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12 changes: 12 additions & 0 deletions packages/ts/lit-form/test/Validators.test.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -211,6 +211,9 @@ describe('@vaadin/hilla-lit-form', () => {
assert.isTrue(validator.validate(-0.01));
assert.isFalse(validator.validate(0));
assert.isFalse(validator.validate(1));
assert.isTrue(validator.validate(undefined));
assert.isTrue(validator.validate(null));
assert.isTrue(validator.validate(''));
});

it('NegativeOrZero', () => {
Expand All @@ -221,6 +224,9 @@ describe('@vaadin/hilla-lit-form', () => {
assert.isTrue(validator.validate(-0.01));
assert.isTrue(validator.validate(0));
assert.isFalse(validator.validate(1));
assert.isTrue(validator.validate(undefined));
assert.isTrue(validator.validate(null));
assert.isTrue(validator.validate(''));
});

it('Positive', () => {
Expand All @@ -231,6 +237,9 @@ describe('@vaadin/hilla-lit-form', () => {
assert.isFalse(validator.validate(-0.01));
assert.isFalse(validator.validate(0));
assert.isTrue(validator.validate(0.01));
assert.isTrue(validator.validate(undefined));
assert.isTrue(validator.validate(null));
assert.isTrue(validator.validate(''));
});

it('PositiveOrZero', () => {
Expand All @@ -241,6 +250,9 @@ describe('@vaadin/hilla-lit-form', () => {
assert.isFalse(validator.validate(-0.01));
assert.isTrue(validator.validate(0));
assert.isTrue(validator.validate(0.01));
assert.isTrue(validator.validate(undefined));
assert.isTrue(validator.validate(null));
assert.isTrue(validator.validate(''));
});

it('Size', () => {
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