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// TestFatal is used to do tests which are supposed to be fatal
func TestFatal(t *testing.T) {
origLogFatalf := logFatalf
// After this test, replace the original fatal function
defer func() { logFatalf = origLogFatalf } ()
errors := []string{}
logFatalf = func(format string, args interface{}) {
if len(args) > 0 {
errors = append(errors, fmt.Sprintf(format, args))
} else {
errors = append(errors, format)
}
}
if len(errors) != 1 {
t.Errorf("excepted one error, actual %v", len(errors))
}
}