every method.");'
- text: ''
testString: 'assert(!checkPositive([1, 2, 3, -4, 5]), "checkPositive([1, 2, 3, -4, 5]) should return false.");'
- text: ''
testString: 'assert(checkPositive([1, 2, 3, 4, 5]), "checkPositive([1, 2, 3, 4, 5]) should return true.");'
- text: ''
testString: 'assert(!checkPositive([1, -2, 3, -4, 5]), "checkPositive([1, -2, 3, -4, 5]) should return false.");'
```