How to use jest-leak-detector - 3 common examples
To help you get started, we’ve selected a few jest-leak-detector examples, based on popular ways it is used in public projects.
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cesarenaldi / iniettore / packages / iniettore / src / __tests__ / memoryManagement.spec.js View on Github 
it('should remove any internal reference to the child context itself so that memory can be freed correctly', () => {
class Foo {}
const rootContext = iniettore.create(() => void 0)
let childContext = rootContext.createChild(map => {
map('foo')
.to(Foo)
.as(LAZY, SINGLETON, CONSTRUCTOR)
})
const detector = new LeakDetector(childContext)
childContext.get('foo')
childContext.dispose()
childContext = null
expect(detector.isLeaking()).toBe(false)
})
})bar: singleton(() => {
const instance = new Bar()
detector = new LeakDetector(instance)
return instance
})
})).to(() => {
const instance = new Foo()
detector = new LeakDetector(instance)
return instance
})
.as(TRANSIENT, SINGLETON, PROVIDER)jest-leak-detector
Module for verifying whether an object has been garbage collected or not.
