How to use the p-map.mockRejectedValueOnce function in p-map
To help you get started, we’ve selected a few p-map examples, based on popular ways it is used in public projects.
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okonet / lint-staged / test / resolveTaskFn-chunked.spec.js View on Github 
it('should handle unexpected error', async () => {
expect.assertions(1)
pMap.mockRejectedValueOnce(new Error('Unexpected Error'))
const taskFn = resolveTaskFn({ ...defaultOpts })
try {
await taskFn()
} catch (err) {
expect(err.message).toMatch(dedent`
${logSymbols.error} test got an unexpected error.
Unexpected Error
`)
}
})
})
