It("tries to acquire an available lock", func() {
_, _, err := lockPool.AcquireLock()
Ω(err).ShouldNot(HaveOccurred())
Ω(fakeLockHandler.GrabAvailableLockCallCount()).Should(Equal(1))
})
Context("when grabbing an available lock fails", func() {
BeforeEach(func() {
called := false
fakeLockHandler.GrabAvailableLockStub = func() (string, string, error) {
// succeed on second call
if !called {
called = true
return "", "", errors.New("disaster")
} else {
return "", "", nil
}
}
})
It("retries", func() {
_, _, err := lockPool.AcquireLock()
Ω(err).ShouldNot(HaveOccurred())
Ω(fakeLockHandler.GrabAvailableLockCallCount()).Should(Equal(2))
})
})
Context("when grabbing an available lock succeeds", func() {
BeforeEach(func() {
