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Merge pull request #27414 from software-mansion-labs/@kosmydel/handle…
…-invisible-characters Handle invisible characters in forms
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,92 @@ | ||
| import _ from 'underscore'; | ||
| import enEmojis from '../../assets/emojis/en'; | ||
| import StringUtils from '../../src/libs/StringUtils'; | ||
|
|
||
| describe('libs/StringUtils.isEmptyString', () => { | ||
| it('basic tests', () => { | ||
| expect(StringUtils.isEmptyString('test')).toBe(false); | ||
| expect(StringUtils.isEmptyString('test test')).toBe(false); | ||
| expect(StringUtils.isEmptyString('test test test')).toBe(false); | ||
| expect(StringUtils.isEmptyString(' ')).toBe(true); | ||
| }); | ||
| it('trim spaces', () => { | ||
| expect(StringUtils.isEmptyString(' test')).toBe(false); | ||
| expect(StringUtils.isEmptyString('test ')).toBe(false); | ||
| expect(StringUtils.isEmptyString(' test ')).toBe(false); | ||
| }); | ||
| it('remove invisible characters', () => { | ||
| expect(StringUtils.isEmptyString('\u200B')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\u200B')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\u200B ')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\u200B \u200B')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\u200B \u200B ')).toBe(true); | ||
| }); | ||
| it('remove invisible characters (Cc)', () => { | ||
| expect(StringUtils.isEmptyString('\u0000')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\u0001')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\u0009')).toBe(true); | ||
| }); | ||
| it('remove invisible characters (Cf)', () => { | ||
| expect(StringUtils.isEmptyString('\u200E')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\u200F')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\u2060')).toBe(true); | ||
| }); | ||
| it('remove invisible characters (Cs)', () => { | ||
| expect(StringUtils.isEmptyString('\uD800')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\uD801')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\uD802')).toBe(true); | ||
| }); | ||
| it('remove invisible characters (Co)', () => { | ||
| expect(StringUtils.isEmptyString('\uE000')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\uE001')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\uE002')).toBe(true); | ||
| }); | ||
| it('remove invisible characters (Zl)', () => { | ||
| expect(StringUtils.isEmptyString('\u2028')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\u2029')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\u202A')).toBe(true); | ||
| }); | ||
| it('basic check emojis not removed', () => { | ||
| expect(StringUtils.isEmptyString('😀')).toBe(false); | ||
| }); | ||
| it('all emojis not removed', () => { | ||
| _.keys(enEmojis).forEach((key) => { | ||
| expect(StringUtils.isEmptyString(key)).toBe(false); | ||
| }); | ||
| }); | ||
| it('remove invisible characters (editpad)', () => { | ||
| expect(StringUtils.isEmptyString('\u0020')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\u00A0')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\u2000')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\u2001')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\u2002')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\u2003')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\u2004')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\u2005')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\u2006')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\u2007')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\u2008')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\u2009')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\u200A')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\u2028')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\u205F')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\u3000')).toBe(true); | ||
| expect(StringUtils.isEmptyString(' ')).toBe(true); | ||
| }); | ||
| it('other tests', () => { | ||
| expect(StringUtils.isEmptyString('\u200D')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\uD83C\uDFF4\uDB40\uDC67\uDB40\uDC62\uDB40\uDC65\uDB40\uDC6E\uDB40\uDC67\uDB40\uDC7F')).toBe(false); | ||
| expect(StringUtils.isEmptyString('\uD83C')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\uDFF4')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\uDB40')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\uDC67')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\uDC62')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\uDC65')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\uDC6E')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\uDC67')).toBe(true); | ||
| expect(StringUtils.isEmptyString('\uDC7F')).toBe(true); | ||
|
|
||
| // A special test, an invisible character from other Unicode categories than format and control | ||
| expect(StringUtils.isEmptyString('\u3164')).toBe(true); | ||
| }); | ||
| }); |
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