string_fetcher_test.go

var svc S3Fetcher.S3Fetcher
var err error
var jsonData string = goodJson

JustBeforeEach(func() {
        svc, err = S3Fetcher.NewStringFetcher(jsonData)
})

Context("ReadPersonFromS3", func() {
        It("successfully reads data from S3", func() {
                Expect(ReadPersonFromS3(svc)).To(HaveLen(2))
        })

        Context("fails to read data from S3", func() {
                BeforeEach(func() {
                        jsonData = ""
                })
                It("because of JSON format error", func() {
                        _, err := ReadPersonFromS3(svc)
                        Expect(err).To(HaveOccurred())
                })
        })
})