15 lines
484 B
Markdown
15 lines
484 B
Markdown
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---
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title: Chaijs Assertexpression Message
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localeTitle: Chaijs Assertexpression Message
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---
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[@param](/users/param) {Mixed} expressionto test for truthiness
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* [@param](/users/param) {String} messageto exibir no erro
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Escreva suas próprias expressões de teste.
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```
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assert('foo' !== 'bar', 'foo is not bar');
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assert(Array.isArray(<a href='http://chaijs.com/api/assert/' target='_blank' rel='nofollow'>]), 'empty arrays are arrays');
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```
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detalhes: \[http://chaijs.com/api/assert/
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