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fix(forms): properly validate empty strings with patterns (#11450)

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This commit is contained in:
Pawel Kozlowski
2016-10-05 01:14:23 +02:00
committed by Chuck Jazdzewski
parent 43923ffcf5
commit 4a57dcfd8d
2 changed files with 9 additions and 1 deletions
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9
modules/@angular/forms/test/validators_spec.ts
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@ -91,6 +91,9 @@ export function main() {
it('should not error on null',
() => { expect(Validators.pattern('[a-zA-Z ]*')(new FormControl(null))).toEqual(null); });
it('should not error on null value and "null" pattern',
() => { expect(Validators.pattern('null')(new FormControl(null))).toEqual(null); });
it('should not error on valid strings', () => {
expect(Validators.pattern('[a-zA-Z ]*')(new FormControl('aaAA'))).toEqual(null);
});
@ -100,6 +103,12 @@ export function main() {
'pattern': {'requiredPattern': '^[a-zA-Z ]*$', 'actualValue': 'aaa0'}
});
});
it('should error on failure to match empty string', () => {
expect(Validators.pattern('[a-zA-Z]+')(new FormControl(''))).toEqual({
'pattern': {'requiredPattern': '^[a-zA-Z]+$', 'actualValue': ''}
});
});
});
describe('compose', () => {